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Author SHA1 Message Date
pl@gohorb.ba-horb.de
723eca8658 modified: src/test/java/typeinference/JavaTXCompilerTest.java
modified:   src/test/resources/javFiles/IfTest.jav
	modified:   src/test/resources/javFiles/ListenerOverload.jav
	modified:   src/test/resources/javFiles/fc.jav
2020-04-14 18:28:16 +02:00
pl@gohorb.ba-horb.de
071f4cd9ca modified: src/test/java/typeinference/JavaTXCompilerTest.java
modified:   src/test/java/typeinference/Meth_GenTest.java
	modified:   src/test/java/typeinference/UnifyTest.java
Tests angepasst
2020-04-14 16:47:25 +02:00
pl@gohorb.ba-horb.de
cdc6a3f2dd Merge branch 'simplifyRes' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into simplifyRes 2020-04-13 16:23:09 +02:00
pl@gohorb.ba-horb.de
cc6156695d modified: src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
INSTANCE auf sich selber geloescht
2020-04-13 16:22:10 +02:00
pl@gohorb.ba-horb.de
1b6af9ab7e modified: src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   src/main/java/de/dhbwstuttgart/typedeployment/TypeInsertFactory.java
	modified:   src/main/java/de/dhbwstuttgart/typedeployment/TypeInsertPlacer.java
Bug 180 - Andere Einsetzung als im Bytecode geloest
2020-04-13 16:08:42 +02:00
michael
0861f74ce7 Bug 171: Beim Typeinsert werden Marker jetzt richtig verschoben. 2020-04-02 22:20:31 +02:00
michael
a11dc1ab22 Newer version of antlr. 2020-03-21 16:56:34 +01:00
pl@gohorb.ba-horb.de
6afee86066 new file: PluginBau.docx 2020-03-03 15:42:07 +01:00
pl@gohorb.ba-horb.de
900a487d8a modified: src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
Aufruf von isCanceled an verschiedenen Stellen ergaenzt, so dass jetzt alle Prozesse angehalten werden sollten
2020-03-03 14:52:11 +01:00
michael
e07df035ea Check for null list. Crash fix. 2020-03-03 10:27:13 +01:00
michael
e305c3cb55 [MINOR]: Optimized imports. 2019-12-09 13:52:37 +01:00
michael
835f0755da Merge branch 'simplifyRes' of uhl@gohorb.ba-horb.de:/bahome/projekt/git/JavaCompilerCore into simplifyRes 2019-12-06 20:22:52 +01:00
michael
14b127390e [MINOR]: Umlaute in Kommentaren korrigiert. 2019-12-06 20:22:33 +01:00
pl@gohorb.ba-horb.de
0c1337f84b Merge branch 'simplifyRes' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into simplifyRes 2019-12-06 13:09:55 +01:00
pl@gohorb.ba-horb.de
5c1015b51e modified: src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java
-      fieldType = TypePlaceholder.fresh(fieldDeclarationContext.getStart());
+      fieldType = TypePlaceholder.fresh(fieldDeclarationContext.variableDeclaratorList().getStart()); //PL 2019-12-06: variableDeclaratorList() eingefuegt, um als Token nicht die Modifier zu bekommen
2019-12-06 12:57:07 +01:00
michael
c52da7951a Bug 176 - Argumente mit Typvariabelen werden die Generics einschließlich
Bounds immer bei den Argumenten eingefügt
2019-12-05 21:51:53 +01:00
michael
6dc15acba4 Build for JDK 1.8 2019-12-05 21:50:11 +01:00
michael
6cbabee65a Merge remote-tracking branch 'origin/bigRefactoring' into simplifyRes 2019-12-02 20:15:33 +01:00
michael
c18daad047 Korrektur der Ersetzung. 2019-12-02 15:32:18 +01:00
Michael Uhl
1eaeca1db5 Refactoring in pom.xml 2019-11-27 21:40:35 +01:00
pl@gohorb.ba-horb.de
c68d773486 modified: ../../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
Threadsteuerung veranendert, so dass möglichst veile Threads gleichzeitig laufen.
Müsste noch verbessert werden können.
2019-11-18 14:37:59 +01:00
Michael Uhl
c0f5fd1e0a Merge branch 'simplifyRes' of uhl@gohorb.ba-horb.de:/bahome/projekt/git/JavaCompilerCore into simplifyRes 2019-11-14 14:07:04 +01:00
Michael Uhl
52b3498dfb Vor Fertigstellung Ersetzung Generics. 2019-11-14 14:04:09 +01:00
Michael Uhl
7343ea1701 Vor Fertigstellung Ersetzung Generics. 2019-11-13 10:14:07 +01:00
pl@gohorb.ba-horb.de
00bbd5279f modified: src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
log-File-Ausgabe etwas ergaenzt

	modified:   src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java
Fehler korrigiert, dass alle Fieldinitializer bei mehreren Klassen additiv hinzugefuegt werden

	modified:   src/main/java/de/dhbwstuttgart/syntaxtree/statement/This.java
toString veranedert

	modified:   src/test/resources/bytecode/javFiles/mathStruc.jav
leichte Korrektur

	new file:   src/test/java/bytecode/mathStrucIntegerTest.java
	new file:   src/test/resources/bytecode/javFiles/mathStrucInteger.jav
mathStruc auf Integer angewandt

	new file:   src/test/resources/bytecode/javFiles/mathStrucMatrixOP.jav
mathStruc auf MatrixOP angewandt, laeuft noch nicht durch, des halb Test noch nicht eingecheckt
2019-10-24 17:47:51 +02:00
pl@gohorb.ba-horb.de
6c783a18c7 new file: ../../../../../PlugInBau.txt
modified:   ../../bytecode/javFiles/Faculty.jav
	modified:   ../../bytecode/javFiles/OL.jav
	modified:   ../../bytecode/javFiles/Y.jav
	modified:   ../../bytecode/javFiles/mathStruc.jav
2019-10-22 16:44:38 +02:00
Fayez Abu Alia
8c195601d5 Fixed signature problem for FunN 2019-10-12 11:32:56 +02:00
pl@gohorb.ba-horb.de
37f8f2e1e0 modified: ../../bytecode/javFiles/Y.jav
Anwendung von Y eingefuegt.
2019-09-19 13:57:49 +02:00
Fayez Abu Alia
0903efda0d Fixed bug 115 2019-09-19 13:00:35 +02:00
Michael Uhl
6e9eae38ca Compile fix. 2019-09-17 09:46:47 +02:00
Michael Uhl
0138e4fe2d Merge branch 'bytecode2' into simplifyRes 2019-09-17 09:41:08 +02:00
Michael Uhl
9741b5e14e Merge remote-tracking branch 'origin/bytecode2' into simplifyRes
Conflicts:
	src/main/java/de/dhbwstuttgart/bytecode/simplifyRes/GenericGenratorResultForSourceFile.java
	src/main/java/de/dhbwstuttgart/bytecode/simplifyRes/GenericsGeneratorResultForClass.java
2019-09-17 09:36:56 +02:00
Fayez Abu Alia
c2030123d5 Fixed bugs 163 and 169 2019-09-17 09:33:18 +02:00
Michael Uhl
25fb7a2e28 Plugin: Additional generic insert points. 2019-09-16 11:52:34 +02:00
Fayez Abu Alia
d1637b8eb9 Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-08-29 11:50:23 +02:00
Fayez Abu Alia
9abda637a1 Generic generator algorithm - fixed bug 2019-08-29 10:49:18 +02:00
pl@gohorb.ba-horb.de
82c0837d1f mathStruc.jav hinzugefügt 2019-08-23 15:06:54 +02:00
Fayez Abu Alia
a41e9804a0 Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-07-31 13:18:07 +02:00
Fayez Abu Alia
25c685c705 Merged with simplifyRes and cleaned up code 2019-07-31 13:16:14 +02:00
Fayez Abu Alia
3ecb202a90 Generic generator algorithm v1 2019-07-31 11:55:24 +02:00
Fayez Abu Alia
efdb58e67c Added throw Exception to method getSimplifyResultsByName 2019-07-31 10:33:43 +02:00
Fayez Abu Alia
eed8f32cb7 Merge branch 'simplifyRes' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into simplifyRes 2019-07-31 10:27:43 +02:00
Fayez Abu Alia
87d0a46ba5 Generic generator algorithm v0.1 2019-07-31 10:24:58 +02:00
Michael Uhl
5b75250fcf Merge branch 'bigRefactoring' into simplifyRes
# Conflicts:
#	src/main/java/de/dhbwstuttgart/bytecode/utilities/SimplifyResult.java
#	src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
2019-07-29 16:21:25 +02:00
Michael Uhl
7f29b39195 Generic Method inserts. 2019-07-26 10:12:53 +02:00
Fayez Abu Alia
7a4bc32974 Generic generator algorithm v0.1 2019-07-25 22:24:06 +02:00
Fayez Abu Alia
dfddc44f29 Separated the algorithm into two parts. Part 1 is the simplification of
the constraints and part 2 is generation of generics.
2019-07-12 19:50:46 +02:00
Fayez Abu Alia
347d86a379 Genericsgenerator step 2 and 3 2019-07-11 15:52:38 +02:00
Fayez Abu Alia
d77f2176f2 Generics generator step 1 2019-07-10 15:26:16 +02:00
Fayez Abu Alia
4f39eccecb Removed an old getter method 2019-07-05 13:45:24 +02:00
Fayez Abu Alia
669e7f111f Separated the generation of bytecode and the calculation of simplify
results from each other
2019-07-05 13:29:34 +02:00
pl@gohorb.ba-horb.de
32d12677bf Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-06-28 11:41:47 +02:00
pl@gohorb.ba-horb.de
92b2f5c9cc modified: src/test/resources/bytecode/javFiles/Faculty.jav
} eingefuegt
2019-06-28 11:41:19 +02:00
Fayez Abu Alia
c1e6526b43 Removed unnecessary tests 2019-06-26 12:18:49 +02:00
Fayez Abu Alia
0194e30206 Fixed Bug 150. 2019-06-26 12:16:47 +02:00
Fayez Abu Alia
3c36c61077 Fixed Bugs 159, 162 and 163 2019-06-13 14:01:32 +02:00
Fayez Abu Alia
857d63322e Fixed Bug 152 Faculty Probleme 2019-06-07 10:28:48 +02:00
Fayez Abu Alia
b801e144c3 Merged with bigRefactoring. Added method to generate signature to
FunN-Interfaces. Adapted jav-Files.
2019-06-06 12:15:51 +02:00
Martin Plümicke
f6669f8c13 new file: ../../../java/bytecode/VectorAddTest.java 2019-06-05 10:28:51 +02:00
Martin Plümicke
2b7aef5e87 modified: ../../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
Pfad fuer logFile nach JavaCompilerCore/logFiles verlegt.

	modified:   ../../bytecode/javFiles/OL.jav
	modified:   ../../bytecode/javFiles/VectorAdd.jav
2019-06-05 10:21:25 +02:00
Michael Uhl
0233426979 Merge remote-tracking branch 'origin/bigRefactoring' into bigRefactoring 2019-05-14 21:54:41 +02:00
Michael Uhl
3d0d11adb7 Code aufgeräumt. 2019-05-14 21:43:32 +02:00
Martin Plümicke
212144db86 renamed: test/java/bytecode/FunOLTest.java -> test/java/bytecode/OLFunTest.java
new file:   test/resources/bytecode/javFiles/OLFun.jav
2019-05-14 20:30:32 +02:00
Martin Plümicke
bd0517ae29 modified: src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
log-File in anderen Pfad

	modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java
substitutions gekapselt
2019-05-14 19:54:51 +02:00
Martin Plümicke
f210dd3c25 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
try der Nullpointer-Exception erweitert.
2019-05-13 11:11:47 +02:00
Martin Plümicke
4602e95f09 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java 2019-05-12 20:00:03 +02:00
Martin Plümicke
1ef228a045 modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
public volatile UnifyTaskModel usedTasks = new UnifyTaskModel();
auf publich gesetzt
2019-05-12 19:54:30 +02:00
Martin Plümicke
c3c0a11572 Debugabfrage entfernt, die Exception ausgeloest hat
modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/UnifyTaskModel.java
Methoden synchronized gemacht
2019-05-12 19:15:26 +02:00
Martin Plümicke
d14406e474 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
modified:   ../../resources/bytecode/javFiles/MatrixOP.jav
2019-05-10 21:23:28 +02:00
Martin Plümicke
a149b0c391 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/UnifyTaskModel.java

Eigenen Cancel-Mechanismus implementiert
2019-05-10 21:02:24 +02:00
pl@gohorb.ba-horb.de
bfbce81409 Abbruch aller Threads eingebaut
modified:   src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
	new file:   src/main/java/de/dhbwstuttgart/typeinference/unify/UnifyTaskModel.java
2019-05-10 16:30:55 +02:00
Martin Plümicke
985704c0b0 modified: src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
Wen kein Import für die Addition vorhanden ist, wird Fehler ausgegeben
2019-05-08 08:58:19 +02:00
Michael Uhl
1f20fecfee ResultPair durchgeschleift. 2019-05-07 10:38:25 +02:00
Michael Uhl
4b8b0ec362 ConcurrentModificationException umgangen. 2019-05-05 22:33:16 +02:00
Michael Uhl
e48f2b2fd5 Merge remote-tracking branch 'origin/bigRefactoring' into bigRefactoring
# Conflicts:
#	src/main/java/de/dhbwstuttgart/bytecode/BytecodeGen.java
2019-04-27 16:33:20 +02:00
Michael Uhl
11bee80969 Bytecode-Generierung generiert jetzt wieder Bytecode für alle möglichen Typen. 2019-04-27 16:29:38 +02:00
Martin Plümicke
448c489a49 modified: src/main/java/de/dhbwstuttgart/typeinference/result/ResultSet.java
modified:   src/test/resources/bytecode/javFiles/Lambda.jav
	modified:   src/test/resources/bytecode/javFiles/MatrixOP.jav
	modified:   src/test/resources/bytecode/javFiles/OL.jav
2019-04-27 15:44:21 +02:00
pl@gohorb.ba-horb.de
1e1eb2a2f2 geändert: src/main/java/de/dhbwstuttgart/typeinference/result/ResultSet.java 2019-04-27 14:51:25 +02:00
pl@gohorb.ba-horb.de
4a7c124fd6 Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bigRefactoring 2019-04-27 09:51:22 +02:00
pl@gohorb.ba-horb.de
7d01c866a9 modified: ../src/test/resources/bytecode/javFiles/Id.jav
modified:   ../src/test/resources/bytecode/javFiles/Matrix.jav
	modified:   ../src/test/resources/bytecode/javFiles/MatrixOP.jav
	modified:   ../src/test/resources/bytecode/javFiles/OL.jav
2019-04-26 14:12:46 +02:00
Fayez Abu Alia
73f412d22d Klassendatei fuer FunN beim Methodaufruf wird erzeugt, wenn der Receiver
den Typ FunN besitzt.
Die Loesung vom Duplicate Field Problem wird angepasst.
2019-04-26 11:56:58 +02:00
Fayez Abu Alia
9ffc74467b Wenn ein Attribut mehrere Loesungen bekommt, wird die Bytecodeerzeugung
abgebrochen und ensprechende Exception geworfen.
2019-04-26 10:27:15 +02:00
Fayez Abu Alia
5950fcc0a9 Neue Klasse MethodCallHelper und Exceptions definiert, die fuer die
Uebersetzung von MethodCalls verwendet werden
2019-04-24 15:43:00 +02:00
Martin Plümicke
d2fb17ad4e Merge branch 'bcGenerics' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bcGenerics 2019-04-21 22:32:20 +02:00
Martin Plümicke
d9f084cd0f modified: ../../bytecode/javFiles/Faculty.jav
neue Imports hinzugefuegt
2019-04-21 22:31:55 +02:00
Michael Uhl
481986e8ab Kein Compileraufruf bei Type-Insert
- ResultPairMap wird wieder geleeert.
2019-04-20 17:22:10 +02:00
Michael Uhl
23c37a8cc2 Richtiges Einsetzen ohne Speichern. 2019-04-19 20:49:28 +02:00
Fayez Abu Alia
6a519ff6dc Ein Feld wird nur einmal in Bytecode uebersetzt. genIns in ResultSet
wird angepasst.
2019-04-18 13:17:50 +02:00
Fayez Abu Alia
5b527ec8ab Merge branch 'bcGenerics' of ssh://abualia@gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bcGenerics 2019-04-18 10:50:02 +02:00
Fayez Abu Alia
709041f024 Adapted TypedID jav-file 2019-04-18 10:48:59 +02:00
Michael Uhl
905d9e25a2 [PLUGIN]: Filter type insert points after insertion. 2019-04-18 09:48:56 +02:00
Martin Plümicke
e086ff187e modified: ../../../../main/java/de/dhbwstuttgart/typeinference/result/ResolvedType.java
Attribut additionalGenerics auskommentiert.
2019-04-12 10:41:42 +02:00
Martin Plümicke
588212389a Die Bestimmung der Constraints aus dem ResolvedType herausgenommen und im ResultSet integriert.
Damit kommen immer die gleichen Constraints raus. Diese werden ohnehin in der Bytecodegenerierung
nochmals ausgewertet.

	modified:   ../../../../main/java/de/dhbwstuttgart/bytecode/TPHExtractor.java
Zugriff auf Constraints ueber ResultSet eingefuehrt

	modified:   ../../../../main/java/de/dhbwstuttgart/bytecode/signature/Signature.java
Zugriff auf Constraints ueber ResultSet eingefuehrt

	modified:   ../../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
	modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/result/GenericInsertPair.java
	modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/result/PairTPHequalRefTypeOrWildcardType.java
	modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/result/PairTPHsmallerTPH.java
toString veraendert

	modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/result/ResultSet.java
Attribut genIns eingefuehrt, indem alle GenericInsertPairs gespeichert werden, die Form (TPH a <. TPH b)
im Attribut results haben

	modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
	modified:   ../../bytecode/javFiles/Id.jav
	modified:   ../../bytecode/javFiles/MatrixOP.jav
2019-04-12 10:28:39 +02:00
Martin Plümicke
1454281628 Merge branch 'bigRefactoring' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bcGenerics 2019-04-11 11:57:30 +02:00
Fayez Abu Alia
602216d9e2 Generics beruecksichtigt 2019-04-11 11:26:54 +02:00
Martin Plümicke
e53c29f582 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
Typeinference-Exception eingefuegt, wenn kein korrekter Typ inferierbar ist.

	modified:   ../../resources/bytecode/javFiles/Id.jav
2019-04-06 00:53:35 +02:00
Martin Plümicke
656c77d16b Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bigRefactoring 2019-04-05 12:52:28 +02:00
Fayez Abu Alia
9d16855ce2 Bug in Matrix gefixt 2019-04-05 12:38:29 +02:00
Fayez Abu Alia
9d2fdf9692 Merge branch 'bytecode2' of ssh://abualia@gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-04-05 12:06:22 +02:00
Fayez Abu Alia
5c5b1ea2b1 IdTest funktioniert 2019-04-05 12:05:07 +02:00
Martin Plümicke
2e2227b701 Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-04-05 12:00:30 +02:00
Martin Plümicke
16baa5eaa8 modified: ../../../../main/java/de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java
modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/unify/model/ReferenceType.java

Konstruktur fuer ReferenceType mit zwei Argumenten versehen, um Generice unterscheiden zu können.
2019-04-05 11:59:34 +02:00
Fayez Abu Alia
588b9ef83a Merge branch 'bytecode2' of ssh://abualia@gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-04-05 10:44:52 +02:00
Fayez Abu Alia
ee932892c6 subString durch contains ersetzt 2019-04-05 10:43:09 +02:00
Martin Plümicke
547ad9601a Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-04-04 14:08:31 +02:00
Michael Uhl
6c94404f27 [MINOR]: Optimized imports. 2019-03-31 11:45:49 +02:00
Michael Uhl
2b5b677682 Für Eclipse-Plugin: Vorläufige Lösung zum Einsetzen von Generics nur an Klassen ausgeschaltet. 2019-03-31 11:39:57 +02:00
Martin Plümicke
1edc023ed9 modified: ../../../main/java/de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/model/ReferenceType.java
Generische Typvariablen im Unify durch Tag im ReferenceType eingefuehrt
2019-03-28 17:44:42 +01:00
Martin Plümicke
df0f26c021 :w:wq 2019-03-28 16:55:48 +01:00
Martin Plümicke
0f1526daa2 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
deleted:    .gitignore
2019-03-28 15:44:03 +01:00
Michael Uhl
53d1f20a40 Merge remote-tracking branch 'origin/bytecode2' into bytecode2 2019-03-28 14:56:47 +01:00
Michael Uhl
ec4defd087 Getter and setter for token. 2019-03-28 14:56:36 +01:00
Fayez Abu Alia
6a2a8313e6 Generics werden in Signature richtig dargestellt und die passende
Deskriptoren werden richtig erzeugt
2019-03-28 14:07:04 +01:00
Fayez Abu Alia
d4a59517d3 Wenn die Klasse keine Generics besitzt und Methoden besitzen Generics
wird eine new SimplifyResult Instanz erzeugt, da sonst eine
NullException aufgelöst wird
2019-03-21 12:23:50 +01:00
Fayez Abu Alia
f4b5124fd3 Merge branch 'bytecode2' of ssh://abualia@gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-03-21 12:06:01 +01:00
Fayez Abu Alia
c921330b55 Methode getSimplifyList definiert, die eine Liste von Ergebnisse des
Simplify-Alg zurueckliefert
2019-03-21 12:03:13 +01:00
Martin Plümicke
4ba4292db4 Merge branch 'unify-test' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bigRefactoring 2019-03-20 16:30:21 +01:00
Martin Plümicke
57b5a51895 modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java 2019-03-20 16:24:55 +01:00
Martin Plümicke
986ce8e6e0 modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
2019-03-20 14:35:50 +01:00
Martin Plümicke
8a6646bd7c modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java 2019-03-20 13:00:08 +01:00
Martin Plümicke
01a548215a Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bigRefactoring 2019-03-20 12:53:35 +01:00
Martin Plümicke
66cd1e7012 modified: ../../bytecode/javFiles/MatrixOP.jav 2019-03-20 12:45:17 +01:00
Martin Plümicke
850fe39426 modified: ../../../main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java
Typen mit Argumenten korrgiert
2019-03-19 16:31:04 +01:00
Martin Plümicke
212aeaa3a0 modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
2019-03-18 16:14:13 +01:00
Michael Uhl
7cb2eed36e Logger comes from plugin now. 2019-03-18 09:33:22 +01:00
Martin Plümicke
82f330eab5 modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
	modified:   ../../resources/bytecode/javFiles/Matrix.jav
2019-03-17 17:44:09 +01:00
Michael Uhl
f25ba4d13e Merge remote-tracking branch 'origin/bytecode2' into bytecode2 2019-03-15 10:53:10 +01:00
Michael Uhl
4d4be5420b Anpassung asynchroner Aufruf des Plugins
========================================

UnifyResultListener muss übergeben werden, da sonst Ergebnisse gemeldet werden (notify), ohne dass das Plugin als UnifyResultListener registriert wurde.
2019-03-15 10:52:31 +01:00
Martin Plümicke
a01779d6df modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
auskommentierter Code der nach checkA verschoben wurde geloescht
2019-03-14 00:27:21 +01:00
Martin Plümicke
44ed1d8e8d modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
Die Ueberpruefung von a bzw. nSaL in Methode checkA ausgelagert und für die Faelle a <. th und ty <. a implementiert.
2019-03-14 00:20:19 +01:00
Martin Plümicke
75adbaf579 Merge branch 'bigRefactoring' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into unify-test 2019-03-07 13:45:03 +01:00
Martin Plümicke
411629279d modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java
Kommentar eingefuegt
2019-03-07 13:44:29 +01:00
Martin Plümicke
47783083b0 Merge branch 'bigRefactoring' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into unify-test
Conflicts:
	src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java

 It looks like you may be committing a merge.
 If this is not correct, please remove the file
	.git/MERGE_HEAD
 and try again.
2019-03-07 13:42:26 +01:00
Martin Plümicke
94c32609c6 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
disableCondWildcards wird aufgerufen

	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java
/**
	 * wenn in einem  Paar bestehend aus 2 Typvariablen eine nicht wildcardtable ist,
	 * so beide auf nicht wildcardtable setzen
	 */
	public void disableCondWildcards()
eingefuegt
2019-03-07 13:37:08 +01:00
Martin Plümicke
6175fb3ee3 modified: ../../../../main/java/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java 2019-03-07 09:17:05 +01:00
Martin Plümicke
2bd6147517 modified: ../../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
	modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/unify/model/OrderingUnifyPair.java
	modified:   ../../../../main/java/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java
Noch einige Fehler
2019-03-07 09:14:41 +01:00
Martin Plümicke
728b729f08 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
in calculatePairSets werden andere Constraints fuer die gleiche Variable betrachtet
Sollte aber nach computeCartesianRecursive verschoben werden.
2019-03-05 00:24:11 +01:00
Martin Plümicke
27c6351aed modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
Anfang Paare zusammenfassen
2019-03-01 16:52:59 +01:00
Martin Plümicke
fc14cf9893 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
subst-Anwendung gleich am Anfang von unify eingefuehrt
2019-02-28 18:29:08 +01:00
Martin Plümicke
b46e0b855c modified: ../../resources/bytecode/javFiles/MatrixOP.jav 2019-02-28 15:38:30 +01:00
Martin Plümicke
88ec8823fd modified: ../../../main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java
modified:   ../../../main/java/de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java
	deleted:    ../../../main/java/de/dhbwstuttgart/syntaxtree/type/FunN.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/assumptions/FunNClass.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/assumptions/MethodAssumption.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/model/FunNType.java
Es wird jetzt FunN-Type FunN$$ geparst
Der Typ FunN wurde entfernt
Der Name des Typs FunNType wurde um $$ am Ende ergänzt
2019-02-27 16:04:55 +01:00
Fayez Abu Alia
c77a2b3354 Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-02-25 19:20:43 +01:00
Fayez Abu Alia
8a5dbb28ac Bug gefixt: genericList als Paramater uebergeben 2019-02-25 19:20:11 +01:00
Michael Uhl
86768153c0 Merge remote-tracking branch 'origin/bytecode2' into bytecode2 2019-02-24 15:06:49 +01:00
Michael Uhl
5722f0285b Skip tests in maven build. 2019-02-24 15:06:34 +01:00
Fayez Abu Alia
6c19a9f78c Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-02-21 13:35:07 +01:00
Fayez Abu Alia
3e186334a2 Simpify Algo korrigiert so dass die lokalen Variablen der Methode beruecksichtigt werden 2019-02-21 13:34:36 +01:00
Martin Plümicke
fcad60996c modified: de/dhbwstuttgart/typeinference/unify/model/FiniteClosure.java 2019-02-20 17:53:45 +01:00
Martin Plümicke
9c648546e4 modified: de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java
	modified:   de/dhbwstuttgart/typeinference/unify/RuleSet.java
	modified:   de/dhbwstuttgart/typeinference/unify/TypeUnify.java
	modified:   de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
	modified:   de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
FileWriter durch Writer ersetzt
2019-02-20 17:36:07 +01:00
Martin Plümicke
8e4b39b05e modified: ../../test/resources/bytecode/javFiles/Inf.jav 2019-02-20 16:03:56 +01:00
Martin Plümicke
926d911d21 modified: ../bytecode/MatrixTest.java 2019-02-20 15:08:06 +01:00
Fayez Abu Alia
d010c843df Bug in MatrixTest gefixt. Die richtige Descriptor von MethodCalls wird erzeugt 2019-02-20 12:15:55 +01:00
Martin Plümicke
72705ac868 modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
close log-Files
TypeUnifyTask in TypeUnify2Task bei Abarbeitung oderconstraints umgetauscht
2019-02-20 09:40:06 +01:00
Martin Plümicke
362e797b10 modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
2019-02-19 17:51:11 +01:00
Martin Plümicke
1f12aaec82 modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/RuleSet.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/model/FiniteClosure.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/model/OrderingUnifyPair.java
Einen Fall ? extends/super a <.? a ergaenzt bei dem compare falsches Ergbnis geliefret hat
2019-02-18 22:36:06 +01:00
Martin Plümicke
08d69ce6e3 modified: ../../../main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/UnifyResultModel.java

zurueckumwandlung von den Unifytypen in UnifyResultModel verlegt.
2019-02-17 08:51:23 +01:00
Martin Plümicke
396efb52de modified: ../../../main/java/de/dhbwstuttgart/typeinference/unify/RuleSet.java
modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
	modified:   ../../../main/java/de/dhbwstuttgart/typeinference/unify/interfaces/IRuleSet.java
subst-Anwendung auf oderconstraints eingebaut
2019-02-15 00:00:41 +01:00
Fayez Abu Alia
67469bbb84 Merge branch 'bytecode2' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-02-14 11:44:37 +01:00
Fayez Abu Alia
d2581b02ab modified: src/main/java/de/dhbwstuttgart/bytecode/BytecodeGenMethod.java
Bug in generate BC fuer if(Boolean) gefixt

	modified:   src/main/java/de/dhbwstuttgart/bytecode/signature/Signature.java

	new file:   src/main/java/de/dhbwstuttgart/bytecode/utilities/ConstraintsFinder.java
	Fasst alle Constraints mit der gleichen Linke-Seite in einer Liste zusammen

	new file:   src/main/java/de/dhbwstuttgart/bytecode/utilities/NameReplacer.java
	Ersetzt die gleiche Type Variables durch einen neuen eindeutigen Namen

	modified:   src/main/java/de/dhbwstuttgart/bytecode/utilities/Simplify.java
	Algorithmus angepasst

	modified:   src/test/java/bytecode/FieldTphMMethTest.java
	Test funktioniert
	new file:   src/test/java/bytecode/InfTest.java
	Infimum Test funktioniert

	new file:   src/test/java/bytecode/simplifyalgo/FinderTest.java
	Tests fuer die HilfsMethoden
2019-02-14 11:37:15 +01:00
Michael Uhl
28c6f78715 Merge branch 'unify-test' into bytecode2 2019-02-02 15:50:34 +01:00
Michael Uhl
2eaebbf0f8 FileWriter -> Writer. 2019-02-01 22:56:30 +01:00
Michael Uhl
1e5e9f8cd4 Merge remote-tracking branch 'origin/bytecode2' into bytecode2 2019-02-01 22:15:28 +01:00
Michael Uhl
9805f956c0 Merge remote-tracking branch 'origin/bytecode2' into bytecode2
# Conflicts:
#	pom.xml
2019-01-23 22:05:59 +01:00
Michael Uhl
0a4a625198 Removed "tycho-p2-repository-plugin". 2019-01-23 22:04:25 +01:00
Fayez Abu Alia
fd72ed340d Test Erzeugung Type-Variablen fuer Klassen 2019-01-17 11:26:09 +01:00
Fayez Abu Alia
d6961b0d0b Merge branch 'unify-test' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode2 2019-01-16 14:42:07 +01:00
Fayez Abu Alia
d4d668b662 Simplify fuer Klassen Type Variablen 2019-01-16 14:41:33 +01:00
173 changed files with 27425 additions and 23706 deletions
PlugInBau.txtPluginBau.docx
doc/OldStuff
pom.xml
src
main
java
de
dhbwstuttgart
bytecode
core
parser
syntaxtree
typedeployment
typeinference
test

22
PlugInBau.txt Normal file

@@ -0,0 +1,22 @@
Repositories: Branches: JavaCompilerCore: simplyRes
JavaCompilerPlugin: copy_libs
JavaCompilerCore > mvn install -Dskip.test=true
[INFO] Installing /Users/pl/workspace_oxygen/JavaCompilerCore/target/JavaTXcompiler-0.2.jar to /Users/pl/.m2/repository/de/dhbwstuttgart/JavaTXcompiler/0.2/JavaTXcompiler-0.2.jar
[INFO] Installing /Users/pl/workspace_oxygen/JavaCompilerCore/pom.xml to /Users/pl/.m2/repository/de/dhbwstuttgart/JavaTXcompiler/0.2/JavaTXcompiler-0.2.pom
[INFO] Installing /Users/pl/workspace_oxygen/JavaCompilerCore/target/JavaTXcompiler-0.2-jar-with-dependencies.jar to /Users/pl/.m2/repository/de/dhbwstuttgart/JavaTXcompiler/0.2/JavaTXcompiler-0.2-jar-with-dependencies.jar
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 23.279 s
[INFO] Finished at: 2019-09-17T09:31:30+02:00
[INFO] -------------------------------------
JavaCompilerCore > cd target
JavaCompilerCore/target > cp JavaTXcompiler-0.2.jar ../../Plugin_JCC/JavaCompilerPlugin/bundles/JavaCompilerPlugin.Plugin/lib/JavaTXcompiler.jar
Im Eclipse: Plugin_JCC/JavaCompilerPlugin> mvn install
Plugin_JCC/JavaCompilerPlugin/releng/JavaCompilerPlugin.Update/target > cp JavaCompilerPlugin.Update-0.1.0-SNAPSHOT.zip ~/webdav/public_html/javatx/javatx_XXXXXX.zip

BIN
PluginBau.docx Normal file

Binary file not shown.

35
pom.xml

@@ -14,13 +14,13 @@ http://maven.apache.org/maven-v4_0_0.xsd">
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.0</version>
<version>4.11</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.antlr</groupId>
<artifactId>antlr4</artifactId>
<version>4.7</version>
<version>4.8-1</version>
</dependency>
<dependency>
<groupId>commons-io</groupId>
@@ -55,6 +55,27 @@ http://maven.apache.org/maven-v4_0_0.xsd">
<finalName>${project.artifactId}-${project.version}</finalName>
<testOutputDirectory>target/test-classes</testOutputDirectory>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>3.0.0-M3</version>
<configuration>
<skipTests>true</skipTests>
</configuration>
</plugin>
<!-- plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.1</version>
<configuration>
<verbose>true</verbose>
<fork>true</fork>
<executable>/home/michael/programs/jdk/jdk8u232-b09/bin/javac</executable>
<compilerVersion>1.8</compilerVersion>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin -->
<plugin>
<groupId>org.antlr</groupId>
<artifactId>antlr4-maven-plugin</artifactId>
@@ -119,7 +140,7 @@ http://maven.apache.org/maven-v4_0_0.xsd">
<!-- specify your depencies here -->
<!-- groupId:artifactId:version -->
<artifact>
<id>de.dhbwstuttgart:JavaTXcompiler:0.1</id>
<id>de.dhbwstuttgart:JavaTXcompiler:0.2</id>
</artifact>
<artifact>
<id>org.reflections:reflections:0.9.11</id>
@@ -138,10 +159,6 @@ http://maven.apache.org/maven-v4_0_0.xsd">
</execution>
</executions>
</plugin>
<!-- plugin> <groupId>org.eclipse.tycho</groupId> <artifactId>tycho-p2-repository-plugin</artifactId>
<version>${tycho.version}</version> <executions> <execution> <phase>package</phase>
<goals> <goal>archive-repository</goal> </goals> </execution> </executions>
</plugin -->
</plugins>
</build>
<pluginRepositories>
@@ -157,6 +174,8 @@ http://maven.apache.org/maven-v4_0_0.xsd">
</repository>
</repositories>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<tycho.version>0.23.0</tycho.version>
@@ -169,5 +188,3 @@ http://maven.apache.org/maven-v4_0_0.xsd">
</repository>
</distributionManagement>
</project>

@@ -61,7 +61,7 @@ public class ArgumentVisitor implements StatementVisitor {
assign.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(assign.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(assign.getType()));
argListMethCall.remove(0);
}
@@ -70,9 +70,9 @@ public class ArgumentVisitor implements StatementVisitor {
binary.accept(bytecodeGenMethod);
if(argListMethCall.get(0)) {
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(binary.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(binary.getType()));
} else {
bytecodeGenMethod.doBoxing(bytecodeGenMethod.getResolvedType(binary.getType()));
bytecodeGenMethod.doBoxing(bytecodeGenMethod.getResolver().getResolvedType(binary.getType()));
}
argListMethCall.remove(0);
}
@@ -88,7 +88,7 @@ public class ArgumentVisitor implements StatementVisitor {
castExpr.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(castExpr.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(castExpr.getType()));
argListMethCall.remove(0);
}
@@ -103,7 +103,7 @@ public class ArgumentVisitor implements StatementVisitor {
fieldVar.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(fieldVar.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(fieldVar.getType()));
argListMethCall.remove(0);
}
@@ -124,7 +124,7 @@ public class ArgumentVisitor implements StatementVisitor {
instanceOf.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(instanceOf.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(instanceOf.getType()));
argListMethCall.remove(0);
}
@@ -133,7 +133,7 @@ public class ArgumentVisitor implements StatementVisitor {
localVar.accept(bytecodeGenMethod);
if(!bytecodeGenMethod.isBinaryExp) {
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(localVar.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(localVar.getType()));
}
argListMethCall.remove(0);
}
@@ -149,7 +149,7 @@ public class ArgumentVisitor implements StatementVisitor {
methodCall.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(methodCall.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(methodCall.getType()));
argListMethCall.remove(0);
}
@@ -158,7 +158,7 @@ public class ArgumentVisitor implements StatementVisitor {
methodCall.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(methodCall.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(methodCall.getType()));
argListMethCall.remove(0);
}
@@ -197,7 +197,7 @@ public class ArgumentVisitor implements StatementVisitor {
aThis.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(aThis.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(aThis.getType()));
argListMethCall.remove(0);
}
@@ -242,7 +242,7 @@ public class ArgumentVisitor implements StatementVisitor {
unaryExpr.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(unaryExpr.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(unaryExpr.getType()));
argListMethCall.remove(0);
}
@@ -251,7 +251,7 @@ public class ArgumentVisitor implements StatementVisitor {
literal.accept(bytecodeGenMethod);
if(argListMethCall.get(0))
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(literal.getType()));
bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(literal.getType()));
argListMethCall.remove(0);
}

@@ -1,46 +1,77 @@
package de.dhbwstuttgart.bytecode;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.NoSuchElementException;
import java.util.Optional;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.statement.*;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.bytecode.Exception.BytecodeGeneratorError;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorToString;
import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
import de.dhbwstuttgart.bytecode.signature.Signature;
import de.dhbwstuttgart.bytecode.signature.TypeToSignature;
import de.dhbwstuttgart.bytecode.signature.TypeToString;
import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResultForClass;
import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
import de.dhbwstuttgart.bytecode.utilities.NormalConstructor;
import de.dhbwstuttgart.bytecode.utilities.NormalMethod;
import de.dhbwstuttgart.bytecode.utilities.Simplify;
import de.dhbwstuttgart.bytecode.utilities.Resolver;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.ASTVisitor;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.Constructor;
import de.dhbwstuttgart.syntaxtree.Field;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.GenericDeclarationList;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.ParameterList;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
import de.dhbwstuttgart.syntaxtree.statement.Assign;
import de.dhbwstuttgart.syntaxtree.statement.AssignToField;
import de.dhbwstuttgart.syntaxtree.statement.BinaryExpr;
import de.dhbwstuttgart.syntaxtree.statement.Block;
import de.dhbwstuttgart.syntaxtree.statement.CastExpr;
import de.dhbwstuttgart.syntaxtree.statement.DoStmt;
import de.dhbwstuttgart.syntaxtree.statement.EmptyStmt;
import de.dhbwstuttgart.syntaxtree.statement.ExpressionReceiver;
import de.dhbwstuttgart.syntaxtree.statement.FieldVar;
import de.dhbwstuttgart.syntaxtree.statement.ForStmt;
import de.dhbwstuttgart.syntaxtree.statement.IfStmt;
import de.dhbwstuttgart.syntaxtree.statement.InstanceOf;
import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
import de.dhbwstuttgart.syntaxtree.statement.Literal;
import de.dhbwstuttgart.syntaxtree.statement.LocalVar;
import de.dhbwstuttgart.syntaxtree.statement.LocalVarDecl;
import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
import de.dhbwstuttgart.syntaxtree.statement.NewArray;
import de.dhbwstuttgart.syntaxtree.statement.NewClass;
import de.dhbwstuttgart.syntaxtree.statement.Return;
import de.dhbwstuttgart.syntaxtree.statement.ReturnVoid;
import de.dhbwstuttgart.syntaxtree.statement.StaticClassName;
import de.dhbwstuttgart.syntaxtree.statement.Super;
import de.dhbwstuttgart.syntaxtree.statement.SuperCall;
import de.dhbwstuttgart.syntaxtree.statement.This;
import de.dhbwstuttgart.syntaxtree.statement.UnaryExpr;
import de.dhbwstuttgart.syntaxtree.statement.WhileStmt;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
import de.dhbwstuttgart.typeinference.result.ResolvedType;
import de.dhbwstuttgart.typeinference.result.ResultPair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
public class BytecodeGen implements ASTVisitor {
@@ -50,9 +81,10 @@ public class BytecodeGen implements ASTVisitor {
String type;
public static RefTypeOrTPHOrWildcardOrGeneric THISTYPE = null;
String className;
private String className;
private String pkgName;
private boolean isInterface;
private List<ResultSet> listOfResultSets;
private Collection<ResultSet> listOfResultSets;
private ResultSet resultSet;
private SourceFile sf;
private String path;
@@ -63,46 +95,55 @@ public class BytecodeGen implements ASTVisitor {
private String superClass;
private ArrayList<TypePlaceholder> tphsClass;
private List<String> tphsClass;
// stores parameter, local vars and the next index on the local variable table, which use for aload_i, astore_i,...
// stores parameter, local vars and the next index on the local variable table,
// which use for aload_i, astore_i,...
HashMap<String, Integer> paramsAndLocals = new HashMap<>();
// stores generics and their bounds of class
HashMap<String, String> genericsAndBounds = new HashMap<>();
private int constructorPos = 0;
private final TPHExtractor tphExtractor = new TPHExtractor();
private final ArrayList<GenericInsertPair> commonPairs = new ArrayList<>();
HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes = new HashMap<>();
byte[] bytecode;
HashMap<String, byte[]> classFiles;
ArrayList<String> methodNameAndParamsT = new ArrayList<>();
private final ArrayList<String> methodNameAndParamsT = new ArrayList<>();
private final ArrayList<String> fieldNameAndParamsT = new ArrayList<>();
public BytecodeGen(HashMap<String,byte[]> classFiles, List<ResultSet> listOfResultSets,SourceFile sf ,String path) {
private final ArrayList<String> fieldNameSignature = new ArrayList<>();
private List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles;
private GenericsGeneratorResultForClass generatedGenerics;
private Resolver resolver;
public BytecodeGen(HashMap<String, byte[]> classFiles, Collection<ResultSet> listOfResultSets, List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles, SourceFile sf,
String path) {
this.classFiles = classFiles;
this.listOfResultSets = listOfResultSets;
this.simplifyResultsForAllSourceFiles = simplifyResultsForAllSourceFiles;
this.sf = sf;
this.path = path;
this.pkgName = sf.getPkgName();
}
@Override
public void visit(SourceFile sourceFile) {
for (ClassOrInterface cl : sourceFile.getClasses()) {
System.out.println("in Class: " + cl.getClassName().toString());
BytecodeGen classGen = new BytecodeGen(classFiles, listOfResultSets, sf, path);
BytecodeGen classGen = new BytecodeGen(classFiles, listOfResultSets, simplifyResultsForAllSourceFiles, sf, path);
cl.accept(classGen);
classGen.writeClass(cl.getClassName().toString());
}
}
/**
* Associates the bytecode of the class that was build with the classWriter {@link #cw}
* with the class name in the map {@link #classFiles}
* Associates the bytecode of the class that was build with the classWriter
* {@link #cw} with the class name in the map {@link #classFiles}
*
* @param name name of the class with which the the bytecode is to be associated
* @param name name of the class with which the bytecode is to be associated
*/
private void writeClass(String name) {
bytecode = cw.toByteArray();
@@ -114,7 +155,6 @@ public class BytecodeGen implements ASTVisitor {
return classFiles;
}
@Override
public void visit(ClassOrInterface classOrInterface) {
@@ -124,61 +164,43 @@ public class BytecodeGen implements ASTVisitor {
isInterface = (classOrInterface.getModifiers() & 512) == 512;
int acc = isInterface?classOrInterface.getModifiers()+Opcodes.ACC_ABSTRACT:classOrInterface.getModifiers()+Opcodes.ACC_SUPER;
int acc = isInterface ? classOrInterface.getModifiers() + Opcodes.ACC_ABSTRACT
: classOrInterface.getModifiers() + Opcodes.ACC_SUPER;
fieldInitializations = classOrInterface.getfieldInitializations();
// resultSet = listOfResultSets.get(0);
boolean isConsWithNoParamsVisited = false;
boolean isVisited = false;
for(ResultSet rs : listOfResultSets) {
List<ResultSet> listOfResultSetsList = new ArrayList<>(listOfResultSets);
generatedGenerics = simplifyResultsForAllSourceFiles.stream().map(sr->sr.getSimplifyResultsByName(pkgName, className)).findFirst().get();
for (int i = 0; i < listOfResultSetsList.size(); i++) {
//for (ResultSet rs : listOfResultSets) {
superClass = classOrInterface.getSuperClass().acceptTV(new TypeToDescriptor());
resultSet = rs;
tphExtractor.setResultSet(resultSet);
resultSet = listOfResultSetsList.get(i);
resolver = new Resolver(resultSet);
// tphExtractor.setResultSet(resultSet);
// Nur einmal ausführen!!
if (!isVisited) {
classOrInterface.accept(tphExtractor);
getCommonTPHS(tphExtractor);
tphsClass = new ArrayList<>();
for(TypePlaceholder t : tphExtractor.allTPHS.keySet()) {
if(!tphExtractor.allTPHS.get(t))
tphsClass.add(t);
}
ArrayList<TPHConstraint> consClass = new ArrayList<>();
for(TPHConstraint cons : tphExtractor.allCons) {
TypePlaceholder right = null;
for(TypePlaceholder tph : tphsClass) {
if(cons.getLeft().equals(tph.getName())) {
consClass.add(cons);
right = getTPH(cons.getRight());
}
}
if(right != null) {
tphsClass.add(right);
removeFromMethod(right.getName());
right = null;
}
}
String sig = null;
/* if class has generics then creates signature
* Signature looks like:
/*
* if class has generics then creates signature Signature looks like:
* <E:Ljava/...>Superclass
*/
if(classOrInterface.getGenerics().iterator().hasNext() || !commonPairs.isEmpty() ||
classOrInterface.getSuperClass().acceptTV(new TypeToSignature()).contains("<")
|| !tphsClass.isEmpty()) {
Signature signature = new Signature(classOrInterface, genericsAndBounds,commonPairs,tphsClass, consClass);
sig = signature.toString();
if (classOrInterface.getGenerics().iterator().hasNext() || classOrInterface.getSuperClass().acceptTV(new TypeToSignature()).contains("<")
|| !generatedGenerics.getClassConstraints().isEmpty()) {
List<GenericsGeneratorResult> consClass = generatedGenerics.getClassConstraints();
//
Signature signature = new Signature(classOrInterface, genericsAndBounds, consClass);
sig = signature.createSignatureForClassOrInterface();
System.out.println("Signature: => " + sig);
}
cw.visit(Opcodes.V1_8, acc, classOrInterface.getClassName().toString()
, sig, classOrInterface.getSuperClass().acceptTV(new TypeToDescriptor()), null);
cw.visit(Opcodes.V1_8, acc, classOrInterface.getClassName().toString(), sig,
classOrInterface.getSuperClass().acceptTV(new TypeToDescriptor()), null);
isVisited = true;
}
@@ -188,12 +210,7 @@ public class BytecodeGen implements ASTVisitor {
}
for (Constructor c : classOrInterface.getConstructors()) {
// if(!isConsWithNoParamsVisited) {
c.accept(this);
// }
// if(!c.getParameterList().iterator().hasNext())
// isConsWithNoParamsVisited = true;
}
for (Method m : classOrInterface.getMethods()) {
@@ -204,69 +221,20 @@ public class BytecodeGen implements ASTVisitor {
}
private void removeFromMethod(String name) {
for(MethodAndTPH m : tphExtractor.ListOfMethodsAndTph) {
ArrayList<String> toRemove = new ArrayList<>();
for(String tph : m.getTphs()) {
if(tph.equals(name)) {
toRemove.add(tph);
}
}
if(!toRemove.isEmpty()) {
m.getTphs().removeAll(toRemove);
return;
}
}
}
private TypePlaceholder getTPH(String name) {
for(TypePlaceholder tph: tphExtractor.allTPHS.keySet()) {
if(tph.getName().equals(name))
return tph;
}
throw new NoSuchElementException("TPH "+name +" does not exist");
}
private void getCommonTPHS(TPHExtractor tphExtractor) {
// Gemeinsame TPHs
ArrayList<TypePlaceholder> cTPHs = new ArrayList<>();
// Alle TPHs der Felder speichern
for(TypePlaceholder tph : tphExtractor.allTPHS.keySet()) {
if(!tphExtractor.allTPHS.get(tph))
cTPHs.add(tph);
}
}
@Override
public void visit(Constructor field) {
System.out.println("ResultSet: ");
resultSet.results.forEach(a->{
System.out.println(a.getLeft().toString() + " = " + a.getRight().toString());
});
System.out.println("---------------");
// stores generics and their bounds of method
HashMap<String, String> genericsAndBoundsMethod = new HashMap<>();
field.getParameterList().accept(this);
String methParamTypes = field.name+"%%";
String id = MethodUtility.createID(resolver, field);
Iterator<FormalParameter> itr = field.getParameterList().iterator();
while(itr.hasNext()) {
FormalParameter fp = itr.next();
methParamTypes += resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+";";
// methParamTypes += resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToSignature())+";";
}
if(methodNameAndParamsT.contains(methParamTypes)) {
System.out.println("ignore - Method: "+field.name +" , paramsType: "+methParamTypes);
if (methodNameAndParamsT.contains(id)) {
return;
}
methodNameAndParamsT.add(methParamTypes);
System.out.println("Method: "+field.name +" , paramsType: "+methParamTypes);
methodNameAndParamsT.add(id);
System.out.println("Constructor: " + field.name + " , paramsType: " + id);
String desc = null;
boolean hasGen = false;
@@ -274,17 +242,18 @@ public class BytecodeGen implements ASTVisitor {
for (String paramName : methodParamsAndTypes.keySet()) {
String typeOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToSignature());
System.out.println(typeOfParam);
if(genericsAndBounds.containsKey(typeOfParam) ||typeOfParam.contains("$")
|| typeOfParam.contains("<")) {
if (genericsAndBounds.containsKey(typeOfParam) || typeOfParam.contains("$") || typeOfParam.contains("<")) {
hasGen = true;
break;
}
}
String sig = null;
if (hasGen) {
HashMap<TPHConstraint, HashSet<String>> constraints = Simplify.simplifyConstraints(field.name, tphExtractor,tphsClass);
Signature signature = new Signature(field, genericsAndBounds,methodParamsAndTypes,resultSet,constraints);
sig = signature.toString();
List<GenericsGeneratorResult> constraints = generatedGenerics.getClassConstraints();
Signature signature = new Signature(genericsAndBounds,
methodParamsAndTypes, resultSet, constraints);
sig = signature.createSignatureForConstructor(field);
}
if (field.getParameterList().iterator().hasNext())
System.out.println(field.getParameterList().iterator().next().getType().acceptTV(new TypeToDescriptor()));
@@ -301,7 +270,8 @@ public class BytecodeGen implements ASTVisitor {
BytecodeGenMethod gen = new BytecodeGenMethod(className, superClass, resultSet, field, mv, paramsAndLocals, cw,
genericsAndBoundsMethod, genericsAndBounds, isInterface, classFiles, sf, path, block, constructorPos);
if(!field.getParameterList().iterator().hasNext() && !(field.block.statements.get(field.block.statements.size()-1) instanceof ReturnVoid)) {
if (!field.getParameterList().iterator().hasNext()
&& !(field.block.statements.get(field.block.statements.size() - 1) instanceof ReturnVoid)) {
mv.visitInsn(Opcodes.RETURN);
}
mv.visitMaxs(0, 0);
@@ -310,27 +280,23 @@ public class BytecodeGen implements ASTVisitor {
@Override
public void visit(Method method) {
// TODO: check if the method is static => if static then the first param will be stored in pos 0
// TODO: check if the method is static => if static then the first param will be
// stored in pos 0
// else it will be stored in pos 1 and this will be stored in pos 0
String retType = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
// String retType = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature());
String methParamTypes = retType+method.name+"%%";
method.getParameterList().accept(this);
Iterator<FormalParameter> itr = method.getParameterList().iterator();
while(itr.hasNext()) {
FormalParameter fp = itr.next();
methParamTypes += resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+";";
// methParamTypes += resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToSignature())+";";
}
String id = MethodUtility.createID(resolver, method);
if(methodNameAndParamsT.contains(methParamTypes)) {
if (methodNameAndParamsT.contains(id)) {
return;
}
methodNameAndParamsT.add(methParamTypes);
System.out.println("Method: "+method.name +" , paramsType: "+methParamTypes);
methodNameAndParamsT.add(id);
System.out.println("Method: " + method.name + " , paramsType: " + id);
// stores generics and their bounds of method
HashMap<String, String> genericsAndBoundsMethod = new HashMap<>();
method.getParameterList().accept(this);
String methDesc = null;
// Method getModifiers() ?
@@ -338,43 +304,48 @@ public class BytecodeGen implements ASTVisitor {
System.out.println(acc);
/* Prüfe, ob die Rückgabe-Type der Methode eine Type-Variable ist */
boolean hasGenInParameterList = genericsAndBounds.containsKey(retType) || retType.subSequence(0, 4).equals("TPH ") ||
resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature()).contains("<");
/*Wenn die Rückgabe-Type eine Typ-variable ist, erzeuge direkt die Signature, wenn nicht,
* prüfe, ob einer der Parameter Typ-Variable als Typ hat*/
boolean hasGenInParameterList = genericsAndBounds.containsKey(retType) || retType.contains("TPH ")
|| resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature())
.contains("<");
/*
* Wenn die Rückgabe-Type eine Typ-variable ist, erzeuge direkt die Signature,
* wenn nicht, prüfe, ob einer der Parameter Typ-Variable als Typ hat
*/
if (!hasGenInParameterList) {
for (String paramName : methodParamsAndTypes.keySet()) {
String typeOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToDescriptor());
String sigOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToSignature());
if(genericsAndBounds.containsKey(typeOfParam)||typeOfParam.substring(0, 4).equals("TPH ")||sigOfParam.contains("<")) {
if (genericsAndBounds.containsKey(typeOfParam) || typeOfParam.contains("TPH ")
|| sigOfParam.contains("<")) {
hasGenInParameterList = true;
break;
}
}
}
//TODO: Test if the return-type or any of the parameter is a parameterized type. (VP)
// TODO: Test if the return-type or any of the parameter is a parameterized
// type. (VP)
// then create the descriptor with the new syntax.
String sig = null;
/* method.getGenerics: <....> RT method(..)
* */
/*
* method.getGenerics: <....> RT method(..)
*/
boolean hasGen = method.getGenerics().iterator().hasNext() || hasGenInParameterList;
/* if method has generics or return type is TPH, create signature */
// zwite operand muss weggelassen werden
if(hasGen||resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToString()).equals("TPH")) {
System.out.println("ALL CONST: " + tphExtractor.allCons.size());
tphExtractor.allCons.forEach(c->System.out.println(c.toString()));
System.out.println("----------------");
HashMap<TPHConstraint, HashSet<String>> constraints = Simplify.simplifyConstraints(method.name, tphExtractor, tphsClass);
// ArrayList<GenericInsertPair> pairs = simplifyPairs(method.name,tphExtractor.allPairs,tphExtractor.allCons);
Signature signature = new Signature(method, genericsAndBoundsMethod, genericsAndBounds,methodParamsAndTypes,resultSet,constraints);
sig = signature.toString();
if (hasGen || resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToString())
.equals("TPH")) {
List<GenericsGeneratorResult> constraints = generatedGenerics.getMethodConstraintsByID(id);
List<GenericsGeneratorResult> classConstraints = generatedGenerics.getClassConstraints();
Signature signature = new Signature(genericsAndBoundsMethod, genericsAndBounds,
methodParamsAndTypes, resultSet, constraints,classConstraints);
sig = signature.createSignatureForMethod(method);
}
System.out.println(method.getName() + " ==> " + sig);
NormalMethod meth = new NormalMethod(method, genericsAndBounds, genericsAndBoundsMethod, hasGen);
methDesc = meth.accept(new DescriptorToString(resultSet));
// System.out.println(methDesc);
MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC + acc, method.getName(), methDesc, sig, null);
mv.visitCode();
@@ -439,7 +410,8 @@ public class BytecodeGen implements ASTVisitor {
public void visit(FieldVar fieldVar) {
System.out.println("In FieldVar ---");
// cw.newField(fieldVar.receiver.toString(), fieldVar.fieldVarName.toString(), fieldVar.getType().toString());
FieldVisitor fv = cw.visitField(Opcodes.ACC_PRIVATE, fieldVar.fieldVarName, "L"+fieldVar.getType()+";", null, null);
FieldVisitor fv = cw.visitField(Opcodes.ACC_PRIVATE, fieldVar.fieldVarName, "L" + fieldVar.getType() + ";",
null, null);
fv.visitEnd();
}
@@ -454,14 +426,23 @@ public class BytecodeGen implements ASTVisitor {
}
des += ";";
System.out.println(des);
String sig = resultSet.resolveType(field.getType()).resolvedType.acceptTV(new TypeToSignature());
String sig = resultSet.resolveType(field.getType()).resolvedType.acceptTV(new TypeToSignature(generatedGenerics.getClassConstraints()));
System.out.println(sig);
if (sig.charAt(sig.length() - 1) != (";").charAt(0)) {
sig += ";";
}
cw.visitField(field.modifier, field.getName(),
des, sig,
null);
String nameAndDesc = field.getName() + "%%" + des;
String nameAndSig = field.getName() + "%%" + sig;
if (fieldNameAndParamsT.contains(nameAndDesc)) {
if (fieldNameSignature.contains(nameAndSig)) {
return;
}
throw new BytecodeGeneratorError("Bytecode generation aborted due to duplicate field name&signature");
}
fieldNameAndParamsT.add(nameAndDesc);
fieldNameSignature.add(nameAndSig);
cw.visitField(field.modifier, field.getName(), des, sig, null);
}
@Override
@@ -642,5 +623,4 @@ public class BytecodeGen implements ASTVisitor {
throw new NotImplementedException();
}
}

File diff suppressed because it is too large Load Diff

@@ -0,0 +1,19 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.Exception;
/**
* @author fayez
*
*/
public class BytecodeGeneratorError extends RuntimeException {
/**
* @param message
*/
public BytecodeGeneratorError(String message) {
super(message);
}
}

@@ -0,0 +1,25 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.Exception;
/**
* @author fayez
*
*/
public class NotFoundException extends Exception {
/**
*
*/
private static final long serialVersionUID = 1L;
/**
* @param message
*/
public NotFoundException(String message) {
super(message);
}
}

@@ -0,0 +1,26 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.Exception;
/**
* @author fayez
*
*/
public class NotInCurrentPackageException extends Exception {
/**
*
*/
private static final long serialVersionUID = 1L;
/**
* @param message
*/
public NotInCurrentPackageException(String message) {
super(message);
}
}

@@ -5,15 +5,33 @@ package de.dhbwstuttgart.bytecode;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
import de.dhbwstuttgart.bytecode.utilities.Resolver;
import de.dhbwstuttgart.syntaxtree.AbstractASTWalker;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.Constructor;
import de.dhbwstuttgart.syntaxtree.Field;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.ParameterList;
import de.dhbwstuttgart.syntaxtree.statement.LocalVar;
import de.dhbwstuttgart.syntaxtree.statement.LocalVarDecl;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
import de.dhbwstuttgart.typeinference.result.ResultPair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
/**
@@ -23,13 +41,18 @@ import de.dhbwstuttgart.typeinference.result.ResultSet;
public class TPHExtractor extends AbstractASTWalker {
// Alle TPHs der Felder werden iKopf der Klasse definiert
// alle TPHs der Klasse: (TPH, is in Method?)
final HashMap<TypePlaceholder,Boolean> allTPHS = new HashMap<>();
public final HashMap<String, Boolean> allTPHS = new HashMap<>();
public final List<String> tphsClass = new ArrayList<>();
MethodAndTPH methodAndTph;
Boolean inMethod = false;
boolean inLocalOrParamOrReturn = false;
public final ArrayList<MethodAndTPH> ListOfMethodsAndTph = new ArrayList<>();
final ArrayList<GenericInsertPair> allPairs = new ArrayList<>();
final ArrayList<ResultPair<TypePlaceholder, TypePlaceholder>> allPairs = new ArrayList<>();
public final ArrayList<TPHConstraint> allCons = new ArrayList<>();
private ResultSet resultSet;
private Resolver resolver;
public TPHExtractor() {
@@ -37,27 +60,108 @@ public class TPHExtractor extends AbstractASTWalker{
public void setResultSet(ResultSet resultSet) {
this.resultSet = resultSet;
this.resolver = new Resolver(resultSet);
}
public Resolver getResolver() {
return resolver;
}
// @Override
// public void visit(ClassOrInterface classOrInterface) {
// inMethod = false;
// classOrInterface.getfieldInitializations().ifPresent(c->c.block.accept(this));
// super.visit(classOrInterface);
// inMethod = true;
// }
@Override
public void visit(TypePlaceholder tph) {
if (resultSet.resolveType(tph).resolvedType instanceof TypePlaceholder) {
TypePlaceholder resolvedTPH = (TypePlaceholder) resultSet.resolveType(tph).resolvedType;
if(inMethod)
if (inMethod) {
methodAndTph.getTphs().add(resolvedTPH.getName());
if (inLocalOrParamOrReturn)
methodAndTph.getLocalTphs().add(resolvedTPH.getName());
}else {
tphsClass.add(resolvedTPH.getName());
}
allTPHS.put(resolvedTPH,inMethod);
resultSet.resolveType(tph).additionalGenerics.forEach(ag ->{
if(ag.contains(resolvedTPH)&&ag.TA1.equals(resolvedTPH)&&!contains(allPairs,ag)) {
allTPHS.put(resolvedTPH.getName(), inMethod);
// final List<TPHConstraint> cons = new ArrayList<>();
// resultSet.resolveType(tph).additionalGenerics.forEach(ag -> {
// TPHConstraint con = new ExtendsConstraint(ag.TA1.getName(), ag.TA2.getName(), Relation.EXTENDS);
// cons.add(con);
// });
//
// Map<TPHConstraint, Boolean> visitMap = new HashMap<>();
// for(TPHConstraint cc : cons) {
// visitMap.put(cc, false);
// }
//
// String left = resolvedTPH.getName();
// for (TPHConstraint cc : visitMap.keySet()) {
//
// if(visitMap.get(cc))
// continue;
//
// if (cc.getLeft().equals(left)) {
// allCons.add(cc);
// List<TPHConstraint> toVisit = getToVisitCons(cons,cc.getRight(), visitMap);
// }
// }
//resultSet.resolveType(tph).getAdditionalGenerics().forEach(ag -> {
resultSet.genIns.forEach(ag -> {
// if (ag.contains(resolvedTPH) /* && ag.TA1.equals(resolvedTPH) */ && !contains(allPairs, ag)) {
if (inMethod)
methodAndTph.getPairs().add(ag);
allPairs.add(ag);
TPHConstraint con = new ExtendsConstraint(ag.TA1.getName(), ag.TA2.getName(), Relation.EXTENDS);
TPHConstraint con = new ExtendsConstraint(ag.getLeft().getName(), ag.getRight().getName());
if(!containsConstraint(allCons,con))
allCons.add(con);
}
// }
});
} else if (resultSet.resolveType(tph).resolvedType instanceof RefType) {
RefType rt = (RefType) resultSet.resolveType(tph).resolvedType;
rt.accept(this);
}
}
private static boolean containsConstraint(ArrayList<TPHConstraint> allCons, TPHConstraint c) {
for(TPHConstraint con:allCons) {
if(c.getLeft().equals(con.getLeft()) && c.getRight().equals(con.getRight())) {
return true;
}
}
return false;
}
private List<TPHConstraint> getToVisitCons(List<TPHConstraint> cons, String right, Map<TPHConstraint, Boolean> visitMap) {
List<TPHConstraint> res = new ArrayList<>();
for(TPHConstraint cc : cons) {
if(cc.getLeft().equals(right)) {
res.add(cc);
if(visitMap.get(cc))
visitMap.replace(cc, false);
}
}
return res;
}
@Override
public void visit(GenericRefType genericRefType) {
String name = genericRefType.getParsedName();
if (inMethod) {
methodAndTph.getTphs().add(name);
if (inLocalOrParamOrReturn)
methodAndTph.getLocalTphs().add(name);
}else {
tphsClass.add(name);
}
allTPHS.put(name, inMethod);
}
private boolean contains(ArrayList<GenericInsertPair> pairs, GenericInsertPair genPair) {
for (int i = 0; i < pairs.size(); ++i) {
GenericInsertPair p = pairs.get(i);
@@ -66,13 +170,54 @@ public class TPHExtractor extends AbstractASTWalker{
}
return false;
}
@Override
public void visit(Method method) {
inMethod = true;
methodAndTph = new MethodAndTPH(method.name);
super.visit(method);
String id = MethodUtility.createID(resolver,method);
methodAndTph = new MethodAndTPH(id);
inLocalOrParamOrReturn = true;
method.getReturnType().accept(this);
method.getParameterList().accept(this);
inLocalOrParamOrReturn = false;
if(method.block != null)
method.block.accept(this);
inMethod = false;
ListOfMethodsAndTph.add(methodAndTph);
}
@Override
public void visit(Constructor cons) {
inMethod = false;
//super.visit(cons);
cons.getParameterList().accept(this);
if(cons.block != null)
cons.block.accept(this);
inMethod = true;
}
@Override
public void visit(LocalVarDecl localVarDecl) {
// inLocalOrParamOrReturn = inMethod;
super.visit(localVarDecl);
// inLocalOrParamOrReturn = false;
}
@Override
public void visit(LocalVar localVar) {
// inLocalOrParamOrReturn = inMethod;
super.visit(localVar);
// inLocalOrParamOrReturn = false;
}
@Override
public void visit(ParameterList formalParameters) {
inLocalOrParamOrReturn = inMethod;
super.visit(formalParameters);
inLocalOrParamOrReturn = false;
}
}

@@ -2,8 +2,8 @@ package de.dhbwstuttgart.bytecode.constraint;
public class EqualConstraint extends TPHConstraint {
public EqualConstraint(String left, String right, Relation rel) {
super(left, right, rel);
public EqualConstraint(String left, String right) {
super(left, right, Relation.EQUAL);
}
}

@@ -2,8 +2,8 @@ package de.dhbwstuttgart.bytecode.constraint;
public class ExtendsConstraint extends TPHConstraint {
public ExtendsConstraint(String left, String right, Relation rel) {
super(left, right, rel);
public ExtendsConstraint(String left, String right) {
super(left, right, Relation.EXTENDS);
}
}

@@ -44,6 +44,10 @@ public class TPHConstraint {
return left.equals(tph)||right.equals(tph);
}
public boolean equalConstraint(TPHConstraint constraint) {
return rel == constraint.getRel() && left.equals(constraint.getLeft()) && right.equals(constraint.getRight());
}
@Override
public String toString() {
if(rel == Relation.EXTENDS) {

@@ -1,30 +1,29 @@
package de.dhbwstuttgart.bytecode.descriptor;
import java.util.HashMap;
import java.util.Iterator;
import de.dhbwstuttgart.bytecode.utilities.*;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
import org.objectweb.asm.Type;
import de.dhbwstuttgart.bytecode.signature.TypeToSignature;
import de.dhbwstuttgart.bytecode.utilities.Lambda;
import de.dhbwstuttgart.bytecode.utilities.MethodFromMethodCall;
import de.dhbwstuttgart.bytecode.utilities.NormalConstructor;
import de.dhbwstuttgart.bytecode.utilities.NormalMethod;
import de.dhbwstuttgart.bytecode.utilities.SamMethod;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.statement.Expression;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.result.ResultSet;
public class DescriptorToString implements DescriptorVisitor{
public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
ResultSet resultSet;
public DescriptorToString() {
}
public DescriptorToString(ResultSet resultSet) {
this.resultSet = resultSet;
}
private String addReturnType(String desc, RefTypeOrTPHOrWildcardOrGeneric returnType, ResultSet resultSet) {
if(resultSet.resolveType(returnType).resolvedType.toString().equals("void")){
if(resultSet.resolveType(returnType).resolvedType.toString().equals(CONSTANTS.VOID)){
desc = desc + ")V";
}else {
desc = desc + ")" + "L"+resultSet.resolveType(returnType).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
@@ -44,30 +43,41 @@ public class DescriptorToString implements DescriptorVisitor{
if(method.hasGen()) {
String fpDesc = fp.getType().acceptTV(new TypeToDescriptor());
if(method.getGenericsAndBoundsMethod().containsKey(fpDesc)) {
desc += "L"+method.getGenericsAndBoundsMethod().get(fpDesc)+ ";";
String bound = getBound(fpDesc, method.getGenericsAndBoundsMethod());
desc += "L"+bound+ ";";
}else if(method.getGenericsAndBounds().containsKey(fpDesc)){
desc += "L"+method.getGenericsAndBounds().get(fpDesc)+ ";";
String bound = getBound(fpDesc, method.getGenericsAndBounds());
desc += "L"+bound+ ";";
}else {
// desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
String resType = resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor());
if(resType.subSequence(0, 4).equals("TPH ")) {
if(resType.contains(CONSTANTS.TPH)/*resType.subSequence(0, 4).equals("TPH ")*/) {
// Bound ist immer Object
desc += "L"+Type.getInternalName(Object.class)+ ";";
} else {
// TODO::
if(method.getGenericsAndBounds().containsKey(resType)) {
String bound = getBound(resType, method.getGenericsAndBounds());
desc += "L"+bound+ ";";
}else if(method.getGenericsAndBoundsMethod().containsKey(resType)) {
String bound = getBound(resType, method.getGenericsAndBoundsMethod());
desc += "L"+bound+ ";";
} else {
desc += "L"+resType+ ";";
}
}
}
}
//TODO: generate a class java%% ... %%
else if(resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor()).contains("<")){
desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "$$").replace("<", "$$$").replace(">", "$$$")+ ";";
else if(resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor()).contains(CONSTANTS.ANGLEBRACKET)){
desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "$$").replace(CONSTANTS.ANGLEBRACKET, "$$$").replace(">", "$$$")+ ";";
}
else {
desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
}
}
if(resultSet.resolveType(method.getReturnType()).resolvedType.toString().equals("void")) {
if(resultSet.resolveType(method.getReturnType()).resolvedType.toString().equals(CONSTANTS.VOID)) {
desc += ")V";
}else {
if(method.hasGen()) {
@@ -78,11 +88,21 @@ public class DescriptorToString implements DescriptorVisitor{
desc += ")L"+method.getGenericsAndBounds().get(ret)+ ";";
}else {
String resType = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
if(resType.subSequence(0, 4).equals("TPH ")) {
if(resType.contains(CONSTANTS.TPH)/*resType.subSequence(0, 4).equals("TPH ")*/) {
// desc += ")" + "L"+method.getGenericsAndBoundsMethod().get(resType.substring(4)+"$")+ ";";
desc += ")" + "L"+Type.getInternalName(Object.class)+ ";";
} else {
desc += ")" + "L"+resType+ ";";
// TODO::
if(method.getGenericsAndBounds().containsKey(resType)) {
String bound = getBound(resType, method.getGenericsAndBounds());
desc += ")L"+bound+ ";";
}else if(method.getGenericsAndBoundsMethod().containsKey(resType)) {
String bound = getBound(resType, method.getGenericsAndBoundsMethod());
desc += ")L"+bound+ ";";
} else {
desc += ")L"+resType+ ";";
}
// desc += ")" + "L"+resType+ ";";
}
}
}else {
@@ -93,6 +113,15 @@ public class DescriptorToString implements DescriptorVisitor{
return desc;
}
private String getBound(String fpDesc, HashMap<String, String> genericsAndBounds) {
String start = genericsAndBounds.get(fpDesc);
while(genericsAndBounds.containsKey(start)) {
start = genericsAndBounds.get(start);
}
return start;
}
@Override
public String visit(NormalConstructor constructor) {
String desc = "(";
@@ -108,7 +137,7 @@ public class DescriptorToString implements DescriptorVisitor{
}else {
// desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
String resType = resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor());
if(resType.subSequence(0, 4).equals("TPH ")) {
if(resType.subSequence(0, 4).equals(CONSTANTS.TPH)) {
// Bound ist immer Object
desc += "L"+Type.getInternalName(Object.class)+ ";";
} else {
@@ -131,7 +160,7 @@ public class DescriptorToString implements DescriptorVisitor{
while(itr.hasNext()) {
FormalParameter fp = itr.next();
String d = resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor());
if(d.substring(0, 4).equals("TPH ") ||d.contains("<")) {
if(d.contains(CONSTANTS.TPH) ||d.contains(CONSTANTS.ANGLEBRACKET)) {
desc += "L"+Type.getInternalName(Object.class)+ ";";
}else {
desc = desc + "L"+ d + ";";
@@ -140,7 +169,7 @@ public class DescriptorToString implements DescriptorVisitor{
String retType = resultSet.resolveType(lambdaExpression.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
if(retType.substring(0, 4).equals("TPH ")|| retType.contains("<")){
if(retType.contains(CONSTANTS.TPH)|| retType.contains(CONSTANTS.ANGLEBRACKET)){
desc += ")L"+Type.getInternalName(Object.class)+ ";";
}else {
desc = desc + ")"+"L"+retType+";";
@@ -156,7 +185,7 @@ public class DescriptorToString implements DescriptorVisitor{
RefTypeOrTPHOrWildcardOrGeneric rt = itr.next();
String d = resultSet.resolveType(rt).resolvedType.acceptTV(new TypeToDescriptor());
if(d.substring(0, 4).equals("TPH ") ||d.contains("<")) {
if(d.contains(CONSTANTS.TPH) ||d.contains(CONSTANTS.ANGLEBRACKET)) {
desc += "L"+Type.getInternalName(Object.class)+ ";";
}else {
desc += "L"+ d + ";";
@@ -165,7 +194,7 @@ public class DescriptorToString implements DescriptorVisitor{
}
String retType = resultSet.resolveType(samMethod.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
if(retType.substring(0, 4).equals("TPH ")|| retType.contains("<")){
if(retType.contains(CONSTANTS.TPH)|| retType.contains(CONSTANTS.ANGLEBRACKET)){
desc += ")L"+Type.getInternalName(Object.class)+ ";";
}else {
desc = desc + ")"+"L"+retType+";";
@@ -179,7 +208,7 @@ public class DescriptorToString implements DescriptorVisitor{
for(Expression e : methodFromMethodCall.getArgList().getArguments()) {
String d = resultSet.resolveType(e.getType()).resolvedType.acceptTV(new TypeToDescriptor());
if(d.substring(0, 4).equals("TPH ") ||d.contains("<") || methodFromMethodCall.getReceiverName().contains("$$")) {
if(d.contains(CONSTANTS.TPH) ||d.contains(CONSTANTS.ANGLEBRACKET) || methodFromMethodCall.getReceiverName().contains("$$")) {
desc += "L"+Type.getInternalName(Object.class)+ ";";
}else {
if(methodFromMethodCall.getGenericsAndBoundsMethod().containsKey(d)) {
@@ -194,9 +223,9 @@ public class DescriptorToString implements DescriptorVisitor{
}
String retType = resultSet.resolveType(methodFromMethodCall.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
System.out.println("DescriptorToString retType = " + retType);
if(retType.equals("void")) {
if(retType.equals(CONSTANTS.VOID)) {
desc += ")V";
}else if(retType.substring(0, 4).equals("TPH ")|| retType.contains("<") || methodFromMethodCall.getReceiverName().contains("$$")){
}else if(retType.contains(CONSTANTS.TPH)|| retType.contains(CONSTANTS.ANGLEBRACKET) || methodFromMethodCall.getReceiverName().contains("$$")){
desc += ")L"+Type.getInternalName(Object.class)+ ";";
}else {
if(methodFromMethodCall.getGenericsAndBoundsMethod().containsKey(retType)) {
@@ -211,4 +240,20 @@ public class DescriptorToString implements DescriptorVisitor{
return desc;
}
@Override
public String createDescForFunN(ArgumentList argumentList, String returnType) {
Iterator<Expression> itr1 = argumentList.getArguments().iterator();
String methDesc = "(";
while(itr1.hasNext()) {
methDesc += "L" + Type.getInternalName(Object.class) + ";";
itr1.next();
}
if (returnType.equals(CONSTANTS.VOID)){
methDesc += ")V";
} else {
methDesc += ")L" + Type.getInternalName(Object.class) + ";";
}
return methDesc;
}
}

@@ -5,11 +5,13 @@ import de.dhbwstuttgart.bytecode.utilities.MethodFromMethodCall;
import de.dhbwstuttgart.bytecode.utilities.NormalConstructor;
import de.dhbwstuttgart.bytecode.utilities.NormalMethod;
import de.dhbwstuttgart.bytecode.utilities.SamMethod;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
public interface DescriptorVisitor {
public String visit(NormalMethod method);
public String visit(NormalConstructor constructor);
public String visit(Lambda lambdaExpression);
public String visit(SamMethod samMethod);
public String visit(MethodFromMethodCall methodFromMethodCall);
String visit(NormalMethod method);
String visit(NormalConstructor constructor);
String visit(Lambda lambdaExpression);
String visit(SamMethod samMethod);
String visit(MethodFromMethodCall methodFromMethodCall);
String createDescForFunN(ArgumentList argumentList, String returnType);
}

@@ -0,0 +1,53 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGenerator;
import java.util.List;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.NameReplacementResult;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
/**
* This class represents the result of the constraints simplifier.
*
* @author fayez
*
*/
public class ConstraintsSimplierResult {
private List<GenericsGeneratorResult> genericsGenResults;
private List<NameReplacementResult> nameReplacementResults;
/**
* @param genericsGenResults
*/
public ConstraintsSimplierResult(List<GenericsGeneratorResult> genericsGenResults,
List<NameReplacementResult> nameReplacementResults) {
this.genericsGenResults = genericsGenResults;
this.setNameReplacementResults(nameReplacementResults);
}
/**
* @return the genericsGenResults
*/
public List<GenericsGeneratorResult> getGenericsGenResults() {
return genericsGenResults;
}
/**
* @param genericsGenResults the genericsGenResults to set
*/
public void setGenericsGenResults(List<GenericsGeneratorResult> genericsGenResults) {
this.genericsGenResults = genericsGenResults;
}
/**
* @return the nameReplacementResults
*/
public List<NameReplacementResult> getNameReplacementResults() {
return nameReplacementResults;
}
/**
* @param nameReplacementResults the nameReplacementResults to set
*/
public void setNameReplacementResults(List<NameReplacementResult> nameReplacementResults) {
this.nameReplacementResults = nameReplacementResults;
}
}

@@ -0,0 +1,137 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGenerator;
import java.util.*;
import de.dhbwstuttgart.bytecode.TPHExtractor;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.*;
/**
* @author fayez
*
*/
public class ConstraintsSimplifier {
public static ConstraintsSimplierResult simplifyConstraints(final TPHExtractor tphExtractor, final List<GenericsGeneratorResult> genericsGeneratorResults, final List<String> tphsClass) {
List<TPHConstraint> allCons = tphExtractor.allCons;
List<TPHConstraint> equalCons = new ArrayList<>();
/* Step 1 */
List<ConstraintsWithSameLeftSide> foundCons = GenericsGeneratorUtility.findConstraintsWithLeftSameLeftSide(allCons);
if(!foundCons.isEmpty()) {
List<TPHConstraint> equalCons2 = new ArrayList<>();
GenericsGeneratorUtility.simplifyConstraintsWithSameLeftSide(foundCons,tphExtractor,tphsClass,equalCons2);
equalCons.addAll(equalCons2);
}
// if(!simpleCycles.isEmpty()) {
// handleSimpleCycles(allCons, simpleCycles,tphExtractor);
// equalCons.addAll(GenericsGeneratorUtility.getEqualConstraints(allCons));
// }
//
List<Cycle> cycles = findCycles(allCons);
if(!cycles.isEmpty()) {
handleCycle(genericsGeneratorResults, allCons, cycles,tphExtractor);
}
/* The right hand side of equal constraint is the new name in name replacement result */
List<NameReplacementResult> nameReplacementResults = GenericsGeneratorUtility.createNameReplacementResultsFromEqualConstraints(equalCons);
getEqualsFromNameReplacementResults(genericsGeneratorResults,nameReplacementResults);
ConstraintsSimplierResult result = new ConstraintsSimplierResult(genericsGeneratorResults, nameReplacementResults);
return result;
}
private static void getEqualsFromNameReplacementResults(List<GenericsGeneratorResult> genericsGeneratorResults,
List<NameReplacementResult> nameReplacementResults) {
genericsGeneratorResults.forEach(g->{
String tph = g.getConstraint().getLeft();
if (!nameReplacementResults.isEmpty()) {
collectAllEquals(nameReplacementResults, g, tph);
}
if (!nameReplacementResults.isEmpty()) {
collectAllEquals(nameReplacementResults, g);
}
});
}
private static void collectAllEquals(List<NameReplacementResult> nameReplacementResults, GenericsGeneratorResult g) {
Set<String> equalsTPHs = g.getEqualsTPHs();
Set<String> tphsToAdd = getAllEqualTphs(equalsTPHs, nameReplacementResults);
while (!tphsToAdd.isEmpty()){
equalsTPHs.addAll(tphsToAdd);
tphsToAdd = getAllEqualTphs(equalsTPHs, nameReplacementResults);
}
}
private static Set<String> getAllEqualTphs(Set<String> equalsTPHs, List<NameReplacementResult> nameReplacementResults) {
Set<String> tphsToAdd = new HashSet<>();
equalsTPHs.forEach(e->{
collectAllEquals(nameReplacementResults, tphsToAdd,e);
});
return tphsToAdd;
}
public static void collectAllEquals(List<NameReplacementResult> nameReplacementResults, Set<String> tphsToAdd,
String tph) {
List<NameReplacementResult> toRemoveList = new ArrayList<>();
Optional<NameReplacementResult> nameReplacementResult = nameReplacementResults.stream().filter(n->n.getName().equals(tph)).findFirst();
nameReplacementResult.ifPresent(toRemove->{
tphsToAdd.addAll(toRemove.getOldNames());
toRemoveList.add(toRemove);
});
if(!toRemoveList.isEmpty()){
nameReplacementResults.remove(toRemoveList.get(0));
toRemoveList.clear();
}
}
/**
* @param nameReplacementResults
* @param g
* @param tph
*/
public static void collectAllEquals(List<NameReplacementResult> nameReplacementResults, GenericsGeneratorResult g,
String tph) {
List<NameReplacementResult> toRemoveList = new ArrayList<>();
Optional<NameReplacementResult> nameReplacementResult = nameReplacementResults.stream().filter(n->n.getName().equals(tph)).findFirst();
nameReplacementResult.ifPresent(toRemove->{
g.getEqualsTPHs().addAll(toRemove.getOldNames());
toRemoveList.add(toRemove);
});
if(!toRemoveList.isEmpty()){
nameReplacementResults.remove(toRemoveList.get(0));
toRemoveList.clear();
}
}
/**
* @param genericsGeneratorResults
* @param allCons
* @param cycles
* @param tphExtractor
*/
public static void handleCycle(List<GenericsGeneratorResult> genericsGeneratorResults,
List<TPHConstraint> allCons, List<Cycle> cycles, TPHExtractor tphExtractor) {
GenericsGeneratorUtility.modifyRelationForConstraintsInCycle(cycles);
List<NameReplacementResult> nameReplacementResults = GenericsGeneratorUtility.substituteTPHSFormCycle(allCons, cycles,tphExtractor);
GenericsGeneratorUtility.createResults(genericsGeneratorResults,nameReplacementResults);
GenericsGeneratorUtility.removeEqualConstraints(allCons);
}
/**
* @param allCons
* @return
*/
public static List<Cycle> findCycles(List<TPHConstraint> allCons) {
/* find all cycles */
CyclesFinder cyclesFinder = new CyclesFinder(allCons);
List<Cycle> cycles = cyclesFinder.findCycles();
return cycles;
}
}

@@ -0,0 +1,106 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGenerator;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Optional;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.Cycle;
/**
* @author fayez
*
*/
public class CyclesFinder {
private final List<TPHConstraint> allCons;
public CyclesFinder(List<TPHConstraint> allCons) {
this.allCons = allCons;
}
public List<Cycle> findCycles() {
List<TPHConstraint> vistedConstraints = new ArrayList<>(allCons.size());
List<Cycle> cycles = new ArrayList<>();
for (TPHConstraint constraint : allCons) {
if(constraint.getRel()==Relation.EQUAL)
continue;
if (!vistedConstraints.contains(constraint)) {
vistedConstraints.add(constraint);
checkConstraint(constraint, vistedConstraints, cycles);
}
}
return cycles;
}
private void checkConstraint(TPHConstraint constraint, List<TPHConstraint> vistedConstraints,
List<Cycle> cycles) {
List<String> tphsInRelation = new LinkedList<>();
List<TPHConstraint> maybeCycle = new ArrayList<>();
maybeCycle.add(constraint);
tphsInRelation.add(constraint.getLeft());
tphsInRelation.add(constraint.getRight());
Optional<TPHConstraint> nextConstraint = getConstraintInRelation(tphsInRelation, maybeCycle);
while (nextConstraint.isPresent()) {
if(containsInLongCycle(nextConstraint.get(), cycles)) {
break;
}
if (isCycle(tphsInRelation)) {
addAllToVisitedConstraints(vistedConstraints, maybeCycle);
Cycle cycle = new Cycle(maybeCycle);
cycles.add(cycle);
return;
}
nextConstraint = getConstraintInRelation(tphsInRelation, maybeCycle);
}
// addAllToVisitedConstraints(vistedConstraints, maybeCycle);
}
private boolean containsInLongCycle(TPHConstraint c, List<Cycle> cycles) {
for(Cycle cycle : cycles) {
if(cycle.containConstraint(c))
return true;
}
return false;
}
private void addAllToVisitedConstraints(List<TPHConstraint> vistedConstraints, List<TPHConstraint> maybeCycle) {
for (TPHConstraint con : maybeCycle) {
if (!vistedConstraints.contains(con))
vistedConstraints.add(con);
}
}
private Optional<TPHConstraint> getConstraintInRelation(List<String> tphsInRelation,
List<TPHConstraint> maybeCycle) {
TPHConstraint constraint = getConstraintByLeftSide(tphsInRelation.get(tphsInRelation.size()-1),maybeCycle);
Optional<TPHConstraint> nextConstraint = Optional.ofNullable(constraint);
if(nextConstraint.isPresent()) {
maybeCycle.add(constraint);
tphsInRelation.add(constraint.getRight());
}
return nextConstraint;
}
private TPHConstraint getConstraintByLeftSide(String left, List<TPHConstraint> maybeCycle) {
for(TPHConstraint constraint : allCons) {
if(constraint.getRel()==Relation.EQUAL)
continue;
if(maybeCycle.contains(constraint))
continue;
if(constraint.getLeft().equals(left))
return constraint;
}
return null;
}
private boolean isCycle(List<String> tphsInRelation) {
return tphsInRelation.get(0).equals(tphsInRelation.get(tphsInRelation.size() - 1));
}
}

@@ -0,0 +1,674 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGenerator;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Optional;
import de.dhbwstuttgart.bytecode.TPHExtractor;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResultForClass;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.MethodAndConstraints;
import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
import de.dhbwstuttgart.bytecode.utilities.Resolver;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.syntaxtree.ASTVisitor;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.Constructor;
import de.dhbwstuttgart.syntaxtree.Field;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.GenericDeclarationList;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.ParameterList;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
import de.dhbwstuttgart.syntaxtree.statement.Assign;
import de.dhbwstuttgart.syntaxtree.statement.AssignToField;
import de.dhbwstuttgart.syntaxtree.statement.BinaryExpr;
import de.dhbwstuttgart.syntaxtree.statement.Block;
import de.dhbwstuttgart.syntaxtree.statement.CastExpr;
import de.dhbwstuttgart.syntaxtree.statement.DoStmt;
import de.dhbwstuttgart.syntaxtree.statement.EmptyStmt;
import de.dhbwstuttgart.syntaxtree.statement.ExpressionReceiver;
import de.dhbwstuttgart.syntaxtree.statement.FieldVar;
import de.dhbwstuttgart.syntaxtree.statement.ForStmt;
import de.dhbwstuttgart.syntaxtree.statement.IfStmt;
import de.dhbwstuttgart.syntaxtree.statement.InstanceOf;
import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
import de.dhbwstuttgart.syntaxtree.statement.Literal;
import de.dhbwstuttgart.syntaxtree.statement.LocalVar;
import de.dhbwstuttgart.syntaxtree.statement.LocalVarDecl;
import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
import de.dhbwstuttgart.syntaxtree.statement.NewArray;
import de.dhbwstuttgart.syntaxtree.statement.NewClass;
import de.dhbwstuttgart.syntaxtree.statement.Return;
import de.dhbwstuttgart.syntaxtree.statement.ReturnVoid;
import de.dhbwstuttgart.syntaxtree.statement.StaticClassName;
import de.dhbwstuttgart.syntaxtree.statement.Super;
import de.dhbwstuttgart.syntaxtree.statement.SuperCall;
import de.dhbwstuttgart.syntaxtree.statement.This;
import de.dhbwstuttgart.syntaxtree.statement.UnaryExpr;
import de.dhbwstuttgart.syntaxtree.statement.WhileStmt;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.result.ResultSet;
/**
* @author fayez
*
*/
public class GeneratedGenericsFinder implements ASTVisitor {
private final TPHExtractor tphExtractor = new TPHExtractor();
private Collection<ResultSet> listOfResultSets;
private SourceFile sf;
private List<String> tphsClass;
private GenericGenratorResultForSourceFile generatedGenericsForSF;
private ResultSet resultSet;
private final List<String> methodNameAndParamsT = new ArrayList<>();
private String pkgName;
private String className;
private Resolver resolver;
/**
* @param sf
* @param listOfResultSets
*/
public GeneratedGenericsFinder(SourceFile sf, Collection<ResultSet> listOfResultSets) {
this.sf = sf;
this.listOfResultSets = listOfResultSets;
}
public GenericGenratorResultForSourceFile findGeneratedGenerics() {
sf.accept(this);
return generatedGenericsForSF;
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* SourceFile)
*/
@Override
public void visit(SourceFile sourceFile) {
pkgName = sf.getPkgName();
generatedGenericsForSF = new GenericGenratorResultForSourceFile(pkgName);
for (ClassOrInterface cl : sourceFile.getClasses()) {
cl.accept(this);
}
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* ClassOrInterface)
*/
@Override
public void visit(ClassOrInterface classOrInterface) {
className = classOrInterface.getClassName().toString();
List<ResultSet> listOfResultSetsList = new ArrayList<>(listOfResultSets);
boolean isVisited = false;
ConstraintsSimplierResult simplifiedConstraints = null;
GenericsGeneratorResultForClass ggResult = null;
for (int i = 0; i < listOfResultSetsList.size(); i++) {
resultSet = listOfResultSetsList.get(i);
tphExtractor.setResultSet(resultSet);
resolver = new Resolver(resultSet);
classOrInterface.accept(tphExtractor);
tphsClass = tphExtractor.tphsClass;
simplifiedConstraints = GenericsGenerator.simplifyConstraints(tphExtractor, tphsClass);
if(!isVisited) {
ggResult = GenericsGenerator.generateConstraints(className, tphExtractor, tphsClass,simplifiedConstraints);
isVisited = true;
}
for(Method m : classOrInterface.getMethods()) {
addMethodConstraints(simplifiedConstraints, ggResult, m);
}
if(ggResult != null)
generatedGenericsForSF.addGenericGeneratorResultClass(ggResult);
}
}
/**
* @param simplifiedConstraints
* @param ggResult
* @param m
*/
public void addMethodConstraints(ConstraintsSimplierResult simplifiedConstraints,
GenericsGeneratorResultForClass ggResult, Method m) {
String id = MethodUtility.createID(resolver, m);
boolean isInGGResult = (ggResult != null) && ggResult.contains(id);
if(methodNameAndParamsT.contains(id) || isInGGResult)
return;
methodNameAndParamsT.add(id);
Optional<MethodAndTPH> methodAndTPH = GenericsGeneratorUtility.getMethodAndTphs(tphExtractor.ListOfMethodsAndTph,id);
methodAndTPH.ifPresent(mt->{
MethodAndConstraints methodConstraints = GenericsGenerator.generateConstraintsForMethod(tphExtractor.allCons, mt , simplifiedConstraints, tphsClass);
ggResult.getMethodsAndTheirConstraints().getMethodsAndConstraints().add(methodConstraints);
});
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* Method)
*/
@Override
public void visit(Method method) {
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* ParameterList)
*/
@Override
public void visit(ParameterList formalParameters) {
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* Constructor)
*/
@Override
public void visit(Constructor field) {
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.ArgumentList)
*/
@Override
public void visit(ArgumentList argumentList) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.LambdaExpression)
*/
@Override
public void visit(LambdaExpression lambdaExpression) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.Assign)
*/
@Override
public void visit(Assign assign) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.BinaryExpr)
*/
@Override
public void visit(BinaryExpr binary) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.Block)
*/
@Override
public void visit(Block block) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.CastExpr)
*/
@Override
public void visit(CastExpr castExpr) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.EmptyStmt)
*/
@Override
public void visit(EmptyStmt emptyStmt) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.FieldVar)
*/
@Override
public void visit(FieldVar fieldVar) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.ForStmt)
*/
@Override
public void visit(ForStmt forStmt) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.IfStmt)
*/
@Override
public void visit(IfStmt ifStmt) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.InstanceOf)
*/
@Override
public void visit(InstanceOf instanceOf) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.LocalVar)
*/
@Override
public void visit(LocalVar localVar) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.LocalVarDecl)
*/
@Override
public void visit(LocalVarDecl localVarDecl) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.MethodCall)
*/
@Override
public void visit(MethodCall methodCall) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.NewClass)
*/
@Override
public void visit(NewClass methodCall) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.NewArray)
*/
@Override
public void visit(NewArray newArray) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.Return)
*/
@Override
public void visit(Return aReturn) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.ReturnVoid)
*/
@Override
public void visit(ReturnVoid aReturn) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.StaticClassName)
*/
@Override
public void visit(StaticClassName staticClassName) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.Super)
*/
@Override
public void visit(Super aSuper) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.This)
*/
@Override
public void visit(This aThis) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.WhileStmt)
*/
@Override
public void visit(WhileStmt whileStmt) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.DoStmt)
*/
@Override
public void visit(DoStmt whileStmt) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.AssignToField)
*/
@Override
public void visit(AssignToField assignLeftSide) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.parser.
* SyntaxTreeGenerator.AssignToLocal)
*/
@Override
public void visit(AssignToLocal assignLeftSide) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.SuperCall)
*/
@Override
public void visit(SuperCall superCall) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.ExpressionReceiver)
*/
@Override
public void visit(ExpressionReceiver expressionReceiver) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.UnaryExpr)
*/
@Override
public void visit(UnaryExpr unaryExpr) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
* syntaxtree.statement.Literal)
*/
@Override
public void visit(Literal literal) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* GenericTypeVar)
*/
@Override
public void visit(GenericTypeVar genericTypeVar) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* FormalParameter)
*/
@Override
public void visit(FormalParameter formalParameter) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* GenericDeclarationList)
*/
@Override
public void visit(GenericDeclarationList genericTypeVars) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
* Field)
*/
@Override
public void visit(Field field) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
* .RefType)
*/
@Override
public void visit(RefType refType) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
* .SuperWildcardType)
*/
@Override
public void visit(SuperWildcardType superWildcardType) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
* .TypePlaceholder)
*/
@Override
public void visit(TypePlaceholder typePlaceholder) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
* .ExtendsWildcardType)
*/
@Override
public void visit(ExtendsWildcardType extendsWildcardType) {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
* .GenericRefType)
*/
@Override
public void visit(GenericRefType genericRefType) {
// TODO Auto-generated method stub
}
}

@@ -0,0 +1,255 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGenerator;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.*;
import org.objectweb.asm.Type;
import de.dhbwstuttgart.bytecode.TPHExtractor;
import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
/**
* @author fayez
*
*/
public class GenericsGenerator {
/*TODO: When generating generics for a class if we have the following:
tphClass < tphMeth1 < tphMeth2
then we have to convert tphMeth1, tphMeth2 to tph class and generate the following
class constraints: tphClass < tphMeth1, tphMeth1 < tphMeth2, tphMeth2 < Object
*/
public static GenericsGeneratorResultForClass generateConstraints(final String className, final TPHExtractor tphExtractor,
final List<String> tphsClass, final ConstraintsSimplierResult simplifiedConstraints) {
List<GenericsGeneratorResult> classConstraints = generateConstraintsForClass(tphExtractor,
simplifiedConstraints, tphsClass);
// GenericGeneratorResultsForAllMethods methodsAndConstraints = generateConstraintsForAllMethods(tphExtractor,
// simplifiedConstraints, tphsClass);
GenericGeneratorResultsForAllMethods methodsAndConstraints = new GenericGeneratorResultsForAllMethods(new ArrayList<>());
return new GenericsGeneratorResultForClass(className, classConstraints, methodsAndConstraints);
}
/**
* @param tphExtractor
* @param tphsClass
* @return
*/
public static ConstraintsSimplierResult simplifyConstraints(final TPHExtractor tphExtractor,
final List<String> tphsClass) {
final List<GenericsGeneratorResult> genericsGeneratorResults = new ArrayList<>();
ConstraintsSimplierResult simplifiedConstraints = ConstraintsSimplifier.simplifyConstraints(tphExtractor,
genericsGeneratorResults, tphsClass);
return simplifiedConstraints;
}
private static List<GenericsGeneratorResult> generateConstraintsForClass(final TPHExtractor tphExtractor,
final ConstraintsSimplierResult simplifiedConstraints, final List<String> tphsClass) {
final List<GenericsGeneratorResult> constraints = new ArrayList<>();
if (tphsClass.isEmpty())
return constraints;
final List<TPHConstraint> allCons = tphExtractor.allCons;
final Set<String> visitedTPHs = new HashSet<>();
final List<String> methodTPHs = tphExtractor.ListOfMethodsAndTph.stream().map(m -> m.getLocalTphs())
.flatMap(l -> l.stream()).collect(Collectors.toList());
createConstraintsForClassTphs(simplifiedConstraints, tphsClass, constraints, allCons, visitedTPHs, methodTPHs);
GenericsGeneratorUtility.addTPHsToClassTPHs(constraints, tphsClass);
GenericsGeneratorUtility.removeClassTPHsFromMethodTPHs(tphsClass, tphExtractor);
generateGGConstraintsForTPH(tphsClass, constraints, simplifiedConstraints);
return constraints;
}
private static void createConstraintsForClassTphs(ConstraintsSimplierResult simplifiedConstraints, List<String> tphsClass, List<GenericsGeneratorResult> constraints, List<TPHConstraint> allCons, Set<String> visitedTPHs, List<String> methodTPHs) {
List<String> classAndMethodTphs = new ArrayList<>(tphsClass);
classAndMethodTphs.addAll(methodTPHs);
for (String tph : tphsClass) {
if (visitedTPHs.contains(tph))
continue;
final LinkedList<String> tphsInRel = GenericsGeneratorUtility
.createLinkedListForTPHsInRelationClass(allCons, tphsClass, methodTPHs, visitedTPHs, tph);
generateConstraintsForClassFromList(tphsInRel,simplifiedConstraints,classAndMethodTphs,constraints);
}
}
private static void generateConstraintsForClassFromList(LinkedList<String> tphsInRel, ConstraintsSimplierResult simplifiedConstraints, List<String> classAndMethodTphs, List<GenericsGeneratorResult> constraints) {
if(tphsInRel.isEmpty())
return;
List<GenericsGeneratorResult> resultConstraints = new ArrayList<>();
String subType = tphsInRel.getFirst();
String superType = GenericsGeneratorUtility.getNextClassTph(classAndMethodTphs, tphsInRel);
int idxOfSuper = tphsInRel.indexOf(superType);
int size = tphsInRel.size();
while (size > 2 && idxOfSuper < size-1){
GenericsGeneratorResult genericsGeneratorResult = getGenericsGeneratorResultForClass(simplifiedConstraints, subType, superType);
constraints.add(genericsGeneratorResult);
tphsInRel = new LinkedList<>(tphsInRel.subList(idxOfSuper, size));
subType = tphsInRel.getFirst();
superType = GenericsGeneratorUtility.getNextClassTph(classAndMethodTphs, tphsInRel);
idxOfSuper = tphsInRel.indexOf(superType);
size = tphsInRel.size();
}
GenericsGeneratorResult genericsGeneratorResult = getGenericsGeneratorResultForClass(simplifiedConstraints, subType, superType);
constraints.add(genericsGeneratorResult);
}
private static GenericsGeneratorResult getGenericsGeneratorResultForClass(ConstraintsSimplierResult simplifiedConstraints, String subType, String superType) {
TPHConstraint constraint = new ExtendsConstraint(subType, superType);
Set<String> equalSet = GenericsGeneratorUtility
.createEqualSet(simplifiedConstraints.getNameReplacementResults(), subType);
return new GenericsGeneratorResult(constraint, equalSet);
}
/* TODO Remove this methoda*/
private static GenericsGeneratorResult generateGGResultForClass(LinkedList<String> tphsInRel,
ConstraintsSimplierResult simplifiedConstraints, List<String> tphsClass) {
String subType = tphsInRel.getFirst();
String superType = GenericsGeneratorUtility.getNextClassTph(tphsClass, tphsInRel);
TPHConstraint constraint = new ExtendsConstraint(subType, superType);
Set<String> equalSet = GenericsGeneratorUtility
.createEqualSet(simplifiedConstraints.getNameReplacementResults(), subType);
return new GenericsGeneratorResult(constraint, equalSet);
}
private static GenericGeneratorResultsForAllMethods generateConstraintsForAllMethods(
final TPHExtractor tphExtractor, ConstraintsSimplierResult simplifiedConstraints, List<String> tphsClass) {
final List<MethodAndConstraints> methodsAndConstraints = new ArrayList<>();
final GenericGeneratorResultsForAllMethods results = new GenericGeneratorResultsForAllMethods(
methodsAndConstraints);
tphExtractor.ListOfMethodsAndTph.forEach(m -> {
MethodAndConstraints methAndCons = generateConstraintsForMethod(tphExtractor.allCons, m,
simplifiedConstraints, tphsClass);
methodsAndConstraints.add(methAndCons);
});
return results;
}
public static MethodAndConstraints generateConstraintsForMethod(final List<TPHConstraint> allCons,
final MethodAndTPH m, final ConstraintsSimplierResult simplifiedConstraints, List<String> tphsClass) {
final List<String> localTphs = m.getLocalTphs();
List<GenericsGeneratorResult> constraints = new ArrayList<>();
MethodAndConstraints result = new MethodAndConstraints(m.getId(), constraints);
if (localTphs.isEmpty())
return result;
if (localTphs.size() == 1 && tphsClass.isEmpty()) {
generateGGConstraintsForTPH(localTphs, constraints, simplifiedConstraints);
return result;
}
final Set<String> visitedTPHs = new HashSet<>();
for (String tph : localTphs) {
if (visitedTPHs.contains(tph))
continue;
final LinkedList<String> tphsInRel = GenericsGeneratorUtility.createLinkedListForTPHsInRelation(allCons,
localTphs, tphsClass, visitedTPHs, tph);
if (!tphsInRel.isEmpty()) {
GenericsGeneratorUtility.removeNotLocalTphs(tphsInRel, localTphs, tphsClass);
if (!GenericsGeneratorUtility.isInResult(tphsInRel.getFirst(), constraints)) {
GenericsGeneratorResult constraint = generateGGResult(tphsInRel, simplifiedConstraints);
constraints.add(constraint);
}
}
}
generateGGConstraintsForTPH(localTphs, constraints, simplifiedConstraints);
return result;
}
private static void generateGGConstraintsForTPH(List<String> localTphs,
final List<GenericsGeneratorResult> constraints, final ConstraintsSimplierResult simplifiedConstraints) {
localTphs.forEach(tph -> {
boolean isInSimplifiedConstraints = GenericsGeneratorUtility.isTPHInGenericGeneratorResult(simplifiedConstraints.getGenericsGenResults(), tph);
if (isInSimplifiedConstraints) {
GenericsGeneratorResult ggResult = GenericsGeneratorUtility.getGenericGeneratorResult(simplifiedConstraints.getGenericsGenResults(), tph).get();
// GenericsGeneratorUtility.removeGenericGeneratorResult(simplifiedConstraints.getGenericsGenResults(),ggResult);
constraints.add(ggResult);
} else {
boolean isInConstraints = GenericsGeneratorUtility.isTPHInGenericGeneratorResult(constraints, tph);
if (!isInConstraints) {
GenericsGeneratorResult ggResult = generateGGResult(tph, simplifiedConstraints.getNameReplacementResults());
constraints.add(ggResult);
}
}
});
}
private static GenericsGeneratorResult generateGGResult(String tph,
List<NameReplacementResult> nameReplacementResults) {
String superType = Type.getInternalName(Object.class);
TPHConstraint constraint = new ExtendsConstraint(tph, superType);
Set<String> equalSet = GenericsGeneratorUtility.createEqualSet(nameReplacementResults, tph);
return new GenericsGeneratorResult(constraint, equalSet);
}
private static GenericsGeneratorResult generateGGResult(final LinkedList<String> tphsInRel,
final ConstraintsSimplierResult simplifiedConstraints) {
String subType = tphsInRel.getFirst();
if (tphsInRel.size() == 1) {
Optional<GenericsGeneratorResult> constraintFromSimplifiedCon = simplifiedConstraints
.getGenericsGenResults().stream().filter(g -> g.getConstraint().getLeft().equals(subType))
.findFirst();
if (constraintFromSimplifiedCon.isPresent())
return constraintFromSimplifiedCon.get();
}
String superType = tphsInRel.size() > 1 ? tphsInRel.getLast() : Type.getInternalName(Object.class);
TPHConstraint constraint = new ExtendsConstraint(subType, superType);
Set<String> equalSet = GenericsGeneratorUtility
.createEqualSet(simplifiedConstraints.getNameReplacementResults(), subType);
return new GenericsGeneratorResult(constraint, equalSet);
}
}

@@ -0,0 +1,571 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGenerator;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.*;
import org.objectweb.asm.Type;
import de.dhbwstuttgart.bytecode.TPHExtractor;
import de.dhbwstuttgart.bytecode.constraint.EqualConstraint;
import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.bytecode.utilities.ConstraintsFinder;
import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
import de.dhbwstuttgart.bytecode.utilities.NameReplacer;
/**
* @author fayez
*
*/
public class GenericsGeneratorUtility {
/**
* Returns a list of type placeholders names of a specified method
*
* @param methodID The id of the method ReturnTypeMethodName(ParameterTypes)
* @param listOfMethodsAndTph List of all methods
* @return a list of type placehoders names
*/
public static List<String> getMethodTPHS(String methodID, ArrayList<MethodAndTPH> listOfMethodsAndTph) {
return listOfMethodsAndTph.stream().filter(mt->mt.getId().equals(methodID)).findAny().get().getTphs();
}
/**
* Returns a reverse constraint of a specified constraint which is given by its left and right
* side
*
* @param allCons List of all constraints
* @param left The left side of the given constraint
* @param right The right side of the given constraint
* @return An Optional object which contains the reverse constraint if it is exist
*/
public static Optional<TPHConstraint> getReverseConstraint(List<TPHConstraint> allCons, String left, String right) {
return allCons.stream().filter(c->{
return c.getRight().equals(left) && c.getLeft().equals(right);
}).findAny();
}
/**
* Substitutes the old name by the new name in all constraints
*
* @param allCons List of all constraints
* @param oldName The name to be replaced
* @param newName The new name
*/
public static void substituteTPH(List<TPHConstraint> allCons, String oldName, String newName) {
allCons.stream()
.filter(c->c.getRel()==Relation.EXTENDS)
.forEach(c->{
if(c.getLeft().equals(oldName))
c.setLeft(newName);
if(c.getRight().equals(oldName))
c.setRight(newName);
});
}
public static List<ConstraintsWithSameLeftSide> findConstraintsWithLeftSameLeftSide(List<TPHConstraint> allCons) {
// finder looks for constraints that have the same left hand side
// and put them in a list
ConstraintsFinder finder = new ConstraintsFinder(allCons);
List<ConstraintsWithSameLeftSide> foundCons = finder.findConstraints();
return foundCons;
}
public static void simplifyConstraintsWithSameLeftSide(List<ConstraintsWithSameLeftSide> consWithSameLeftSide,
List<TPHConstraint> allCons, List<String> methodTPHS) {
List<TPHConstraint> eqCons = new ArrayList<>();
for (ConstraintsWithSameLeftSide list : consWithSameLeftSide) {
NameReplacementResult replRes = modifyNames(allCons, methodTPHS, list);
createEqualConstraintsForNames(replRes.getName(), replRes.getOldNames(),eqCons);
for (TPHConstraint c : allCons) {
if (c.getRel() == Relation.EQUAL && replRes.getName().equals(c.getRight())) {
eqCons.add(c);
}
}
updateEqualCons(replRes, eqCons);
TPHConstraint c = list.getConstraints().get(0);
allCons.removeAll(list.getConstraints());
allCons.add(c);
}
}
public static void simplifyConstraintsWithSameLeftSide(List<ConstraintsWithSameLeftSide> consWithSameLeftSide,
TPHExtractor tphExtractor, List<String> tphsClass, List<TPHConstraint> equalCons) {
List<TPHConstraint> allCons = tphExtractor.allCons;
for (ConstraintsWithSameLeftSide list : consWithSameLeftSide) {
if(!stillWithSameLeftSide(list))
continue;
NameReplacementResult replRes = modifyNames(allCons, list, tphExtractor.ListOfMethodsAndTph,tphsClass);
createEqualConstraintsForNames(replRes.getName(), replRes.getOldNames(),equalCons);
for (TPHConstraint c : allCons) {
if (c.getRel() == Relation.EQUAL && replRes.getName().equals(c.getRight())) {
equalCons.add(c);
}
}
updateEqualCons(replRes, equalCons);
TPHConstraint c = list.getConstraints().get(0);
allCons.removeAll(list.getConstraints());
removeConstraintsWithSameLeftAndRightSide(allCons);
allCons.add(c);
removeDuplicate(allCons);
}
consWithSameLeftSide.clear();
consWithSameLeftSide = findConstraintsWithLeftSameLeftSide(allCons);
if(!consWithSameLeftSide.isEmpty())
simplifyConstraintsWithSameLeftSide(consWithSameLeftSide,tphExtractor,tphsClass,equalCons);
}
private static void removeDuplicate(List<TPHConstraint> allCons) {
List<TPHConstraint> visited = new ArrayList<>();
List<Integer> toRemove = new ArrayList<>();
checkForDuplicate(allCons, visited, toRemove);
removeConstraintsByIndex(allCons, toRemove);
}
private static void removeConstraintsByIndex(List<TPHConstraint> allCons, List<Integer> toRemove) {
for(int index : toRemove)
allCons.remove(index);
}
private static void checkForDuplicate(List<TPHConstraint> allCons, List<TPHConstraint> visited, List<Integer> toRemove) {
for(int i = 0;i<allCons.size();++i){
markConstraintIfDuplicate(allCons, visited, toRemove, i);
}
}
private static void markConstraintIfDuplicate(List<TPHConstraint> allCons, List<TPHConstraint> visited, List<Integer> toRemove, int i) {
TPHConstraint constraint = allCons.get(i);
if(containsInList(visited,constraint.getLeft(),constraint.getRight())){
toRemove.add(i);
} else {
visited.add(constraint);
}
}
private static boolean containsInList(List<TPHConstraint> allConstraints, String left, String right) {
for(TPHConstraint constraint : allConstraints)
if(constraint.getLeft().equals(left) && constraint.getRight().equals(right))
return true;
return false;
}
private static void addNewConstraintsWithSameLeftSide(ConstraintsWithSameLeftSide constraintsWithSameLeftSide, List<TPHConstraint> allCons) {
allCons.forEach(c->{
if (constraintsWithSameLeftSide.getConstraints().get(0).getLeft().equals(c.getLeft())){
if(!constraintsWithSameLeftSide.getConstraints().contains(c))
constraintsWithSameLeftSide.getConstraints().add(c);
}
});
}
private static void checkForNewConstraintsWithSameLeftSide(List<ConstraintsWithSameLeftSide> consWithSameLeftSide, List<TPHConstraint> allCons) {
allCons.forEach(c->{
Optional<ConstraintsWithSameLeftSide> constraintsWithSameLeftSide = getConstraintsWithSameLeftSide(consWithSameLeftSide, c.getLeft());
constraintsWithSameLeftSide.ifPresent(cls->{
if(!cls.getConstraints().contains(c))
cls.getConstraints().add(c);
});
});
}
private static Optional<ConstraintsWithSameLeftSide> getConstraintsWithSameLeftSide(List<ConstraintsWithSameLeftSide> consWithSameLeftSide, String left) {
return consWithSameLeftSide.stream().filter(csl->isContainedInConsWithLeftSide(csl,left)).findAny();
}
private static boolean isContainedInConsWithLeftSide(ConstraintsWithSameLeftSide csl, String left) {
return csl.getConstraints().get(0).getLeft().equals(left);
}
private static boolean stillWithSameLeftSide(ConstraintsWithSameLeftSide constraints) {
removeUnvalidConstraints(constraints);
return constraints.getConstraints().size()>1;
}
private static void removeUnvalidConstraints(ConstraintsWithSameLeftSide constraints) {
List<TPHConstraint> toRemove = new ArrayList<>();
constraints.getConstraints().forEach(c->{
if(c.getLeft().equals(c.getRight()))
toRemove.add(c);
});
if(!toRemove.isEmpty())
constraints.getConstraints().removeAll(toRemove);
}
private static void removeConstraintsWithSameLeftAndRightSide(List<TPHConstraint> allCons) {
List<TPHConstraint> toRemove = new ArrayList<>();
allCons.forEach(c->{
if(c.getLeft().equals(c.getRight()))
toRemove.add(c);
});
allCons.removeAll(toRemove);
}
private static void createEqualConstraintsForNames(String name, List<String> equalNames, List<TPHConstraint> eqCons) {
// create an equal constraint for each value in repres
for (String eName : equalNames) {
EqualConstraint ec = new EqualConstraint(eName, name);
eqCons.add(ec);
}
}
/**
* @param allCons
* @param methodTPHS
* @param list
* @return
*/
public static NameReplacementResult modifyNames(List<TPHConstraint> allCons, List<String> methodTPHS,
ConstraintsWithSameLeftSide list) {
// generate a new name and replace the right hand side for each constraint
// in list with the new name
NameReplacer replacer = new NameReplacer(list.getConstraints(), allCons, methodTPHS);
// new name -> [all old names]
NameReplacementResult replRes = replacer.replaceNames();
return replRes;
}
public static NameReplacementResult modifyNames(List<TPHConstraint> allCons, ConstraintsWithSameLeftSide list, List<MethodAndTPH> methodAndTPHs, List<String> tphsClass) {
// generate a new name and replace the right hand side for each constraint
// in list with the new name
NameReplacer replacer = new NameReplacer(list.getConstraints(), allCons, methodAndTPHs, tphsClass);
// new name -> [all old names]
NameReplacementResult replRes = replacer.replaceNames();
return replRes;
}
public static void updateEqualCons(NameReplacementResult nameReplacementResult, List<TPHConstraint> eqCons) {
List<String> oldNames = nameReplacementResult.getOldNames();
String newName = nameReplacementResult.getName();
for (TPHConstraint c : eqCons) {
// if(oldNames.contains(c.getLeft()))
// c.setLeft(newName);
if (oldNames.contains(c.getRight()))
c.setRight(newName);
}
}
public static void modifyRelationForConstraintsInCycle(List<Cycle> cycles) {
cycles.stream().map(lc->lc.getConstraints()).flatMap(e->e.stream()).forEach(c->c.setRel(Relation.EQUAL));
}
public static List<NameReplacementResult> substituteTPHSFormCycle(List<TPHConstraint> allCons, List<Cycle> cycles, TPHExtractor tphExtractor) {
List<NameReplacementResult> results = new ArrayList<>();
cycles.forEach(lc->{
Set<String> names = getNamesFromCycle(lc);
String newName = names.stream().findFirst().get();
List<String> equalNames = new ArrayList<>(names);
Stream<ArrayList<String>> tphsOfMethods = tphExtractor.ListOfMethodsAndTph.stream().map(m->m.getTphs());
Stream<ArrayList<String>> localTphsOfMethods = tphExtractor.ListOfMethodsAndTph.stream().map(m->m.getLocalTphs());
replaceOldNames(newName, equalNames, tphsOfMethods);
replaceOldNames(newName, equalNames, localTphsOfMethods);
NameReplacementResult res = new NameReplacementResult(newName, equalNames);
results.add(res);
substituteAll(allCons,names,newName);
});
return results;
}
/**
* @param newName
* @param names
* @param tphsOfMethods
*/
public static void replaceOldNames(final String newName, final List<String> names, Stream<ArrayList<String>> tphsOfMethods) {
tphsOfMethods.forEach(tphsMethod->{
if(tphsMethod.removeAll(names))
tphsMethod.add(newName);
});
}
public static void substituteAll(List<TPHConstraint> allCons, Set<String> names, String newName) {
allCons.stream()
.filter(c-> c.getRel()==Relation.EXTENDS)
.forEach(c->{
if(names.contains(c.getLeft())) {
c.setLeft(newName);
} else if(names.contains(c.getRight())) {
c.setRight(newName);
}
});
}
public static Set<String> getNamesFromCycle(Cycle lc) {
Set<String> names = new HashSet<>();
lc.getConstraints().forEach(c->names.add(c.getLeft()));
return names;
}
public static void createResults(List<GenericsGeneratorResult> genericsGeneratorResults,
List<NameReplacementResult> nameReplacementResults) {
nameReplacementResults.forEach(n->{
Set<String> equals = new HashSet<>(n.getOldNames());
TPHConstraint cons = new ExtendsConstraint(n.getName(), Type.getInternalName(Object.class));
GenericsGeneratorResult ggRes = new GenericsGeneratorResult(cons, equals);
genericsGeneratorResults.add(ggRes);
});
}
public static void removeEqualConstraints(List<TPHConstraint> allCons) {
List<TPHConstraint> equalConstraints = getEqualConstraints(allCons);
allCons.removeAll(equalConstraints);
}
public static List<TPHConstraint> getEqualConstraints(List<TPHConstraint> allCons) {
return allCons.stream().filter(c->c.getRel()==Relation.EQUAL).collect(Collectors.toList());
}
public static List<NameReplacementResult> createNameReplacementResultsFromEqualConstraints(
List<TPHConstraint> equalCons) {
List<NameReplacementResult> nameReplacementResults = new ArrayList<>();
equalCons.forEach(c->{
if(isInNameReplacementResults(nameReplacementResults,c.getRight())) {
getNameReplacementByName(nameReplacementResults,c.getRight()).getOldNames().add(c.getLeft());
} else {
List<String> oldNames = new ArrayList<>();
oldNames.add(c.getLeft());
NameReplacementResult nrRes = new NameReplacementResult(c.getRight(), oldNames);
nameReplacementResults.add(nrRes);
}
});
return nameReplacementResults;
}
private static NameReplacementResult getNameReplacementByName(List<NameReplacementResult> nameReplacementResults,
String name) {
return nameReplacementResults.stream().filter(n->n.getName().equals(name)).findFirst().get();
}
public static boolean isInNameReplacementResults(List<NameReplacementResult> nameReplacementResults,String name){
if(nameReplacementResults.isEmpty())
return false;
return nameReplacementResults.stream().map(r->r.getName()).filter(n->name.equals(n)).findFirst().isPresent();
}
public static Optional<TPHConstraint> getConstraintByLeftSide(List<TPHConstraint> allCons, String tph) {
return allCons.stream().filter(c->c.getLeft().equals(tph)).findFirst();
}
public static Optional<TPHConstraint> getConstraintByRightSide(List<TPHConstraint> allCons, String tph) {
return allCons.stream().filter(c->c.getRight().equals(tph)).findFirst();
}
public static boolean isTPHInGenericGeneratorResult(final List<GenericsGeneratorResult> constraints, final String tph) {
return constraints.stream().filter(g->g.getConstraint().getLeft().equals(tph)).findFirst().isPresent();
}
/**
* @param allCons
* @param tphsMethod
* @param tphsClass
* @param visitedTPHs
* @param tph
* @return
*/
public static LinkedList<String> createLinkedListForTPHsInRelation(final List<TPHConstraint> allCons,
List<String> tphsMethod, List<String> tphsClass, final Set<String> visitedTPHs, String tph) {
final LinkedList<String> tphsInRel = new LinkedList<>();
List<String> tphsList = new ArrayList<>(tphsMethod);
tphsList.addAll(tphsClass);
boolean isNextSuperTypeFound = findNextSuperTyp(allCons,tphsList ,visitedTPHs, tph, tphsInRel);
if(!isNextSuperTypeFound)
findNextSubType(allCons, tphsList,visitedTPHs, tph, tphsInRel);
return tphsInRel;
}
public static boolean findNextSubType(List<TPHConstraint> allCons, List<String> tphsList, Set<String> visitedTPHs, String tph,
LinkedList<String> tphsInRel) {
Optional<TPHConstraint> con = getConstraintByRightSide(allCons, tph);
while (con.isPresent()) {
String left = con.get().getLeft();
String right = con.get().getRight();
addTPHsToListFromLeft(tphsInRel, left, right);
markAsVisited(visitedTPHs, left);
if(tphsList.contains(left))
return true;
con = getConstraintByRightSide(allCons, left);
}
return false;
}
public static void addTPHsToListFromLeft(LinkedList<String> tphsInRel, String left, String right) {
if (tphsInRel.isEmpty())
tphsInRel.add(right);
tphsInRel.addFirst(left);
}
/**
* @param allCons
* @param tphsList
* @param visitedTPHs
* @param tph
* @param tphsInRel
* @return
*/
public static boolean findNextSuperTyp(final List<TPHConstraint> allCons, List<String> tphsList, final Set<String> visitedTPHs, String tph,
final LinkedList<String> tphsInRel) {
Optional<TPHConstraint> con = getConstraintByLeftSide(allCons, tph);
markAsVisited(visitedTPHs, tph);
while (con.isPresent()) {
String left = con.get().getLeft();
String right = con.get().getRight();
addTPHsToList(tphsInRel, left, right);
if(tphsList.contains(right))
return true;
markAsVisited(visitedTPHs, right);
con = getConstraintByLeftSide(allCons, right);
}
return false;
}
public static void markAsVisited(Set<String> visitedTPHs, String left) {
visitedTPHs.add(left);
}
/**
* @param visitedTPHs
* @param right
* @param left
*/
public static void markAsVisited(final Set<String> visitedTPHs, String left, String right) {
visitedTPHs.add(left);
visitedTPHs.add(right);
}
/**
* @param tphsInRel
* @param right
* @param left
*/
public static void addTPHsToList(final LinkedList<String> tphsInRel, String left, String right) {
if (tphsInRel.isEmpty())
tphsInRel.add(left);
tphsInRel.add(right);
}
public static void removeNotLocalTphs(final LinkedList<String> tphsInRel, final List<String> localTphs,
List<String> tphsClass) {
while (!localTphs.contains(tphsInRel.peek())) {
tphsInRel.removeFirst();
}
String last = tphsInRel.peekLast();
while (!localTphs.contains(last) && !tphsClass.contains(last)) {
tphsInRel.removeLast();
last = tphsInRel.peekLast();
}
}
/**
* @param nameReplacementResults
* @param subType
* @return
*/
public static Set<String> createEqualSet(final List<NameReplacementResult> nameReplacementResults, String subType) {
Optional<NameReplacementResult> equals = nameReplacementResults.stream()
.filter(n -> n.getName().equals(subType)).findFirst();
Set<String> equalSet = equals.isPresent() ? new HashSet<>(equals.get().getOldNames()) : new HashSet<>();
return equalSet;
}
public static String getNextClassTph(List<String> tphsClass, LinkedList<String> tphsInRel) {
for(int i = 1;i<tphsInRel.size();++i) {
String next = tphsInRel.get(i);
if(tphsClass.contains(next))
return next;
}
return tphsInRel.getLast();
}
public static void addTPHsToClassTPHs(final List<GenericsGeneratorResult> constraints, final List<String> tphsClass) {
List<String> lefts = constraints.stream().map(r->r.getConstraint()).map(c->c.getLeft()).collect(Collectors.toList());
List<String> rights = constraints.stream().map(r->r.getConstraint()).map(c->c.getRight()).collect(Collectors.toList());
List<String> leftsAndRights = new ArrayList<>(lefts);
leftsAndRights.addAll(rights);
List<String> shouldBeClassTphs = leftsAndRights.stream().distinct().collect(Collectors.toList());
for(String tph : shouldBeClassTphs) {
if(!tphsClass.contains(tph))
tphsClass.add(tph);
}
}
public static void removeClassTPHsFromMethodTPHs(List<String> tphsClass, TPHExtractor tphExtractor) {
tphExtractor.ListOfMethodsAndTph.stream().map(m->m.getTphs()).forEach(tphs->{
tphs.removeAll(tphsClass);
});
tphExtractor.ListOfMethodsAndTph.stream().map(m->m.getLocalTphs()).forEach(tphs->{
tphs.removeAll(tphsClass);
});
}
public static LinkedList<String> createLinkedListForTPHsInRelationClass(List<TPHConstraint> allCons,
List<String> tphsClass, List<String> methodTPHs, Set<String> visitedTPHs, String tph) {
final LinkedList<String> tphsInRel = new LinkedList<>();
boolean isNextSuperTypeFound = findNextSuperTyp(allCons,tphsClass ,visitedTPHs, tph, tphsInRel);
if(!tphsInRel.isEmpty() && !isNextSuperTypeFound && !methodTPHs.contains(tphsInRel.getLast()))
findNextSubType(allCons, tphsClass,visitedTPHs, tph, tphsInRel);
return tphsInRel;
}
public static boolean isInResult(String first, List<GenericsGeneratorResult> constraints) {
return constraints.stream().map(r->r.getConstraint()).filter(c->c.getLeft().equals(first)).findFirst().isPresent();
}
public static Optional<GenericsGeneratorResult> getGenericGeneratorResult(List<GenericsGeneratorResult> list,
String tph) {
return list.stream().filter(g->g.getConstraint().getLeft().equals(tph)).findFirst();
}
public static void removeGenericGeneratorResult(List<GenericsGeneratorResult> genericsGenResults,
GenericsGeneratorResult ggResult) {
genericsGenResults.remove(ggResult);
}
public static Optional<MethodAndTPH> getMethodAndTphs(ArrayList<MethodAndTPH> listOfMethodsAndTph, String id) {
return listOfMethodsAndTph.stream().filter(m->m.getId().equals(id)).findFirst();
}
}

@@ -0,0 +1,35 @@
package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
import java.util.List;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
public class ConstraintsWithSameLeftSide {
private List<TPHConstraint> constraints;
/**
* @param constraints
*/
public ConstraintsWithSameLeftSide(List<TPHConstraint> constraints) {
this.constraints = constraints;
}
/**
* @return the constraints
*/
public List<TPHConstraint> getConstraints() {
return constraints;
}
/**
* @param constraints the constraints to set
*/
public void setConstraints(List<TPHConstraint> constraints) {
this.constraints = constraints;
}
@Override
public String toString() {
return "[" + constraints.toString() + "]";
}
}

@@ -0,0 +1,46 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
import java.util.List;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
/**
* @author fayez
*
*/
public class Cycle {
private final List<TPHConstraint> constraints;
/**
* @param constraints
*/
public Cycle(List<TPHConstraint> constraints) {
this.constraints = constraints;
}
/**
* @return the constraints
*/
public List<TPHConstraint> getConstraints() {
return constraints;
}
public boolean containConstraint(TPHConstraint constraint) {
for(TPHConstraint c : constraints) {
if(c.equalConstraint(constraint))
return true;
}
return false;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
constraints.forEach(c->sb.append(c.getLeft()+" -> "));
sb.append(constraints.get(constraints.size()-1).getRight());
return sb.toString();
}
}

@@ -0,0 +1,33 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
import java.util.Collections;
import java.util.List;
/**
* @author fayez
*
*/
public class GenericGeneratorResultsForAllMethods {
private final List<MethodAndConstraints> methodsAndConstraints;
public GenericGeneratorResultsForAllMethods() {
this(Collections.emptyList());
}
/**
* @param methodsAndConstraints
*/
public GenericGeneratorResultsForAllMethods(List<MethodAndConstraints> methodsAndConstraints) {
this.methodsAndConstraints = methodsAndConstraints;
}
/**
* @return the methodsAndConstraints
*/
public List<MethodAndConstraints> getMethodsAndConstraints() {
return methodsAndConstraints;
}
}

@@ -0,0 +1,50 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
import java.util.ArrayList;
import java.util.List;
import java.util.NoSuchElementException;
/**
* The simplify results of a source file (package)
*
* @author fayez
*
*/
public class GenericGenratorResultForSourceFile {
private String pkgName;
private final List<GenericsGeneratorResultForClass> genericGeneratorResultForAllClasses = new ArrayList<>();
/**
* @param pkgName
*/
public GenericGenratorResultForSourceFile(String pkgName) {
this.pkgName = pkgName;
}
public List<GenericsGeneratorResultForClass> getGenericGeneratorResultForAllClasses() {
return genericGeneratorResultForAllClasses;
}
/**
* Appends the simplify results of a class to simplifyResForSF
*
* @param sResClass simplify results of a class to added
*/
public void addGenericGeneratorResultClass(GenericsGeneratorResultForClass sResClass) {
genericGeneratorResultForAllClasses.add(sResClass);
}
public GenericsGeneratorResultForClass getSimplifyResultsByName(String pkgName, String name) {
if (this.pkgName.equals(pkgName)) {
return genericGeneratorResultForAllClasses.stream()
.filter(sr -> sr.getClassName().equals(name))
.findAny()
.orElse(new GenericsGeneratorResultForClass(name));
}
return new GenericsGeneratorResultForClass(name);
}
}

@@ -0,0 +1,55 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
import java.util.Set;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
/**
* @author fayez
*
*/
public class GenericsGeneratorResult {
private TPHConstraint constraint;
/**
* contains the names of all type placeholders which are equals to the left side of
* the constraint {@link #constraint}.
*/
private Set<String> equalsTPHs;
/**
* @param constraint
* @param equalsTPHs
*/
public GenericsGeneratorResult(TPHConstraint constraint, Set<String> equalsTPHs) {
this.constraint = constraint;
this.equalsTPHs = equalsTPHs;
}
/**
* @return the constraint
*/
public TPHConstraint getConstraint() {
return constraint;
}
/**
* @param constraint the constraint to set
*/
public void setConstraint(TPHConstraint constraint) {
this.constraint = constraint;
}
/**
* @return the equalsTPHs
*/
public Set<String> getEqualsTPHs() {
return equalsTPHs;
}
/**
* @param equalsTPHs the equalsTPHs to set
*/
public void setEqualsTPHs(Set<String> equalsTPHs) {
this.equalsTPHs = equalsTPHs;
}
}

@@ -0,0 +1,74 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import com.google.common.collect.Lists;
/**
* @author fayez
*
*/
public class GenericsGeneratorResultForClass {
private final String className;
private final List<GenericsGeneratorResult> classConstraints;
private final GenericGeneratorResultsForAllMethods methodsAndTheirConstraints;
public GenericsGeneratorResultForClass(String className) {
this(className, Collections.emptyList(), new GenericGeneratorResultsForAllMethods());
}
/**
* @param className
* @param classConstraints
* @param methodsAndTheirConstraints
*/
public GenericsGeneratorResultForClass(String className, List<GenericsGeneratorResult> classConstraints,
GenericGeneratorResultsForAllMethods methodsAndTheirConstraints) {
this.className = className;
this.classConstraints = classConstraints;
this.methodsAndTheirConstraints = methodsAndTheirConstraints;
}
/**
* @return the className
*/
public String getClassName() {
return className;
}
/**
* @return the classConstraints
*/
public List<GenericsGeneratorResult> getClassConstraints() {
return classConstraints;
}
/**
* @return the methodsAndTheirConstraints
*/
public GenericGeneratorResultsForAllMethods getMethodsAndTheirConstraints() {
return methodsAndTheirConstraints;
}
public boolean contains(String id) {
return methodsAndTheirConstraints.getMethodsAndConstraints().stream().map(mc -> mc.getMethodID())
.anyMatch(i -> i.equals(id));
}
public List<GenericsGeneratorResult> getMethodConstraintsByID(String id) {
Optional<MethodAndConstraints> methodConstraints = methodsAndTheirConstraints.getMethodsAndConstraints()
.stream()
.filter(mc -> mc.getMethodID().equals(id))
.findFirst();
if (methodConstraints.isPresent()) {
return methodConstraints.get().getConstraints();
} else {
return Collections.emptyList();
}
}
}

@@ -0,0 +1,36 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
import java.util.List;
/**
* @author fayez
*
*/
public class MethodAndConstraints {
private final String methodID;
private final List<GenericsGeneratorResult> constraints;
/**
* @param methodID
* @param constraints
*/
public MethodAndConstraints(String methodID, List<GenericsGeneratorResult> constraints) {
this.methodID = methodID;
this.constraints = constraints;
}
/**
* @return the methodID
*/
public String getMethodID() {
return methodID;
}
/**
* @return the constraints
*/
public List<GenericsGeneratorResult> getConstraints() {
return constraints;
}
}

@@ -0,0 +1,49 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
import java.util.List;
/**
* @author fayez
*
*/
public class NameReplacementResult {
private String name;
private List<String> oldNames;
/**
* @param name
* @param oldNames
*/
public NameReplacementResult(String name, List<String> oldNames) {
this.name = name;
this.oldNames = oldNames;
}
/**
* @return the name
*/
public String getName() {
return name;
}
/**
* @param name the name to set
*/
public void setName(String name) {
this.name = name;
}
/**
* @return the oldNames
*/
public List<String> getOldNames() {
return oldNames;
}
/**
* @param oldNames the oldNames to set
*/
public void setOldNames(List<String> oldNames) {
this.oldNames = oldNames;
};
}

@@ -1,93 +1,166 @@
package de.dhbwstuttgart.bytecode.signature;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.*;
import org.objectweb.asm.Type;
import org.objectweb.asm.signature.SignatureVisitor;
import org.objectweb.asm.signature.SignatureWriter;
import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
import de.dhbwstuttgart.bytecode.utilities.Simplify;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.Constructor;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.type.WildcardType;
import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
import de.dhbwstuttgart.typeinference.result.ResolvedType;
import de.dhbwstuttgart.typeinference.result.ResultSet;
public class Signature {
private static final char SUPER_CHAR = '-';
private static final char EXTENDS_CHAR = '+';
private static final String SPECIAL_CHAR_FOR_FUN = "$$";
private static final String SPECIAL_CHAR = "$";
private ClassOrInterface classOrInterface;
private HashMap<String, String> genericsAndBounds;
private HashMap<String, String> genericsAndBoundsMethod;
private SignatureWriter sw;
private final SignatureWriter sw = new SignatureWriter();;
private Constructor constructor;
private Method method;
private HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes;
private ResultSet resultSet;
private ArrayList<GenericInsertPair> commonPairs;
private HashMap<TPHConstraint,HashSet<String>> methodConstraints;
private ArrayList<TypePlaceholder> tphsClass;
private ArrayList<TPHConstraint> consClass;
private Map<TPHConstraint, Set<String>> methodConstraints;
private List<GenericsGeneratorResult> consClass;
private List<GenericsGeneratorResult> constraints;
public Signature(ClassOrInterface classOrInterface, HashMap<String, String> genericsAndBounds,
ArrayList<GenericInsertPair> commonPairs, ArrayList<TypePlaceholder> tphsClass, ArrayList<TPHConstraint> consClass) {
this.classOrInterface = classOrInterface;
this.genericsAndBounds = genericsAndBounds;
this.commonPairs = commonPairs;
this.tphsClass = tphsClass;
this.consClass = consClass;
sw = new SignatureWriter();
createSignatureForClassOrInterface();
}
// public Signature(ClassOrInterface classOrInterface, HashMap<String, String> genericsAndBounds,
// List<TPHConstraint> consClass) {
// this.classOrInterface = classOrInterface;
// this.genericsAndBounds = genericsAndBounds;
// this.consClass = consClass;
// sw = new SignatureWriter();
// createSignatureForClassOrInterface();
// }
public Signature(Constructor constructor, HashMap<String, String> genericsAndBounds,
public Signature(HashMap<String, String> genericsAndBounds,
HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes, ResultSet resultSet,
HashMap<TPHConstraint,HashSet<String>> methodConstraints) {
this.constructor = constructor;
List<GenericsGeneratorResult> constraints) {
//this.constructor = constructor;
this.genericsAndBounds = genericsAndBounds;
this.methodParamsAndTypes = methodParamsAndTypes;
this.resultSet = resultSet;
this.methodConstraints = methodConstraints;
sw = new SignatureWriter();
createSignatureForConsOrMethod(this.constructor,true);
this.constraints = constraints;
}
public Signature(Method method, HashMap<String, String> genericsAndBoundsMethod,HashMap<String, String> genericsAndBounds,
public Signature(int numberOfParams) {
createSignatureForFunN(numberOfParams);
}
public Signature(int numberOfParams, String to, String[] paramTypes) {
createSignatureForFunN(numberOfParams, to, paramTypes);
}
public Signature(ClassOrInterface classOrInterface, HashMap<String, String> genericsAndBounds,
List<GenericsGeneratorResult> consClass) {
this.classOrInterface = classOrInterface;
this.genericsAndBounds = genericsAndBounds;
this.consClass = consClass;
}
public Signature(HashMap<String, String> genericsAndBoundsMethod,
HashMap<String, String> genericsAndBounds,
HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes, ResultSet resultSet,
HashMap<TPHConstraint,HashSet<String>> methodConstraints) {
this.method = method;
List<GenericsGeneratorResult> constraints,List<GenericsGeneratorResult> consClass) {
this.genericsAndBoundsMethod = genericsAndBoundsMethod;
this.genericsAndBounds = genericsAndBounds;
this.methodParamsAndTypes = methodParamsAndTypes;
this.resultSet = resultSet;
this.methodConstraints = methodConstraints;
sw = new SignatureWriter();
createSignatureForConsOrMethod(this.method,false);
this.constraints = constraints;
this.consClass = consClass;
}
public Signature(LambdaExpression lambdaExpression,int numberOfParams) {
sw = new SignatureWriter();
createSignatureForFunN(lambdaExpression, numberOfParams);
public String createSignatureForConstructor(Constructor constructor) {
visitParams();
sw.visitReturnType().visitBaseType('V');
return sw.toString();
}
private void createSignatureForFunN(LambdaExpression lambdaExpression, int numberOfParams) {
public String createSignatureForMethod(Method method) {
defineGenerics(method);
// sw.visitClassBound().visitEnd();
String ret = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature());
visitParams();
visitReturnType(method, ret);
return sw.toString();
}
/**
* @param method
* @param ret
*/
private void visitReturnType(Method method, String ret) {
if (ret.equals("V")) {
sw.visitReturnType().visitBaseType('V');
} else {
RefTypeOrTPHOrWildcardOrGeneric returnType = method.getReturnType();
SignatureVisitor sv = sw.visitReturnType();
doVisitParamsOrReturn(returnType, sv);
}
}
/**
*
*/
private void visitParams() {
for (String paramName : methodParamsAndTypes.keySet()) {
RefTypeOrTPHOrWildcardOrGeneric t = methodParamsAndTypes.get(paramName);
SignatureVisitor sv = sw.visitParameterType();
doVisitParamsOrReturn(t, sv);
}
}
/**
*
* @param method
*/
private void defineGenerics(Method method) {
method.getGenerics().forEach(g -> {
visitTypeVarsAndTheirBounds(g, genericsAndBoundsMethod);
});
defineGenericsFromConstraints(constraints,genericsAndBoundsMethod);
}
private void createSignatureForFunN(int numberOfParams, String to, String[] paramTypes) {
defineTypeVariablesForParametersOfFunN(numberOfParams);
sw.visitFormalTypeParameter("R");
visitClassBound(to);
// TODO: prüfe ob Return-Type = void,
sw.visitSuperclass().visitClassType(Type.getInternalName(Object.class));
sw.visitEnd();
}
private void createSignatureForFunN(int numberOfParams) {
defineTypeVariablesForParametersOfFunN(numberOfParams);
sw.visitFormalTypeParameter("R");
// getBounds vom Return-Type
sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
sw.visitClassBound().visitEnd();
// TODO: prüfe ob Return-Type = void,
sw.visitSuperclass().visitClassType(Type.getInternalName(Object.class));
sw.visitEnd();
}
private void defineTypeVariablesForParametersOfFunN(int numberOfParams) {
for (int i = 0; i < numberOfParams; i++) {
int j = i + 1;
sw.visitFormalTypeParameter("T" + j);
@@ -95,375 +168,212 @@ public class Signature {
sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
sw.visitClassBound().visitEnd();
}
sw.visitFormalTypeParameter("R");
// getBounds vom Return-Type
sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
sw.visitClassBound().visitEnd();
// TODO: prüfe ob Return-Type = void,
sw.visitSuperclass().visitClassType(Type.getInternalName(Object.class));;
sw.visitEnd();
}
/**
* Creates signature for a method or constructor with @see {@link SignatureWriter}
* Signature looks like:
* <typevaliables (K:Ljava/lang/Object "Bounds")>(params L.. OR T.. Or basistape)ReturnType
*
* @param method method or constructor
* @param isConstructor true if constructor
*/
private void createSignatureForConsOrMethod(Method method, boolean isConstructor) {
Iterator<? extends GenericTypeVar> itr = method.getGenerics().iterator();
// visits all formal type parameter and visits their bounds <T:...;B:...;...>
while(itr.hasNext()) {
System.out.println("HAS GENERICS!!");
GenericTypeVar g = itr.next();
getBoundsOfTypeVar(g,genericsAndBoundsMethod);
}
// Wenn die RückgabeType eine TPH ist, wird als generic behandelt
// z.B: Type = TPH K => wird eine Formal Type Parameter K$ erzeugt und Bound = Object
if(!isConstructor) {
String ret = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature());
ArrayList<TPHConstraint> allConsBeforeSimplify = new ArrayList<>();
HashMap<TPHConstraint,HashSet<String>> allConstraints = new HashMap<>();
if(ret.contains("<")) {
allConsBeforeSimplify = getAllConstraints((RefType) resultSet.resolveType(method.getReturnType()).resolvedType);
}
for(String paramName : methodParamsAndTypes.keySet()) {
RefTypeOrTPHOrWildcardOrGeneric t = methodParamsAndTypes.get(paramName);
String pT = t.acceptTV(new TypeToSignature());
if(pT.contains("<"))
allConsBeforeSimplify = getAllConstraints((RefType) t);
}
boolean doSimplify = false;
if(!allConsBeforeSimplify.isEmpty()) {
addConstraintsToMap(allConstraints,allConsBeforeSimplify);
doSimplify = true;
}
createTypeVars(allConstraints, doSimplify);
if(!ret.equals("V")) {
if(ret.contains("$") && !ret.contains("$$") && !ret.contains("<")) {
if(genericsAndBounds.containsKey(ret)) {
genericsAndBoundsMethod.put(ret.substring(1), genericsAndBounds.get(ret.substring(1)));
}
}
}
}
// visit each method-parameter to create the signature
for(String paramName : methodParamsAndTypes.keySet()) {
RefTypeOrTPHOrWildcardOrGeneric t = methodParamsAndTypes.get(paramName);
// parameter type deswegen ist true
doVisitParamsOrReturn(t,true);
}
if(isConstructor ||
resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature()).equals("V")) {
sw.visitReturnType().visitBaseType('V');
}else {
RefTypeOrTPHOrWildcardOrGeneric returnType = method.getReturnType();
// return type deswegen ist false
doVisitParamsOrReturn(returnType, false);
}
// sw.visitEnd();
}
private void addConstraintsToMap(HashMap<TPHConstraint, HashSet<String>> allConstraints,
ArrayList<TPHConstraint> allConsBeforeSimplify) {
for(TPHConstraint tphCons : allConsBeforeSimplify) {
allConstraints.put(tphCons, null);
}
}
private String getEqualTPH(HashMap<TPHConstraint, HashSet<String>> methodConstraints, String tph) {
for(TPHConstraint cons : methodConstraints.keySet()) {
if(methodConstraints.get(cons) != null) {
if(methodConstraints.get(cons).contains(tph)) {
return cons.getLeft();
}
}
}
return tph;
}
private void createTypeVars(HashMap<TPHConstraint, HashSet<String>> allConstraints, boolean doSimplify) {
allConstraints.putAll(methodConstraints);
HashMap<TPHConstraint, HashSet<String>> simplifiedConstraints;
if(doSimplify) {
simplifiedConstraints = Simplify.simplifyContraints(allConstraints);
}else {
simplifiedConstraints = allConstraints;
}
for(TPHConstraint cons : simplifiedConstraints.keySet()) {
// need subst.
String sub = cons.getLeft()+"$";
if(!genericsAndBoundsMethod.containsKey(sub) && !genericsAndBounds.containsKey(sub)) {
sw.visitFormalTypeParameter(sub);
String bound = cons.getRight();
if(bound.equals(Type.getInternalName(Object.class))) {
sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
sw.visitClassBound().visitEnd();
genericsAndBoundsMethod.put(sub, bound);
} else {
String boundName = bound+"$";
sw.visitClassBound().visitTypeVariable(boundName);
genericsAndBoundsMethod.put(sub, boundName);
}
}
}
}
private ArrayList<TPHConstraint> getAllConstraints(RefType ref) {
final ArrayList<TPHConstraint> res = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric p : ref.getParaList()) {
ResolvedType resType;
if(p instanceof WildcardType) {
resType = resultSet.resolveType(((WildcardType) p).getInnerType());
}else {
resType = resultSet.resolveType(p);
}
RefTypeOrTPHOrWildcardOrGeneric resolved = resType.resolvedType;
if(resolved instanceof TypePlaceholder) {
resType.additionalGenerics.forEach(ag ->{
TPHConstraint constr = new ExtendsConstraint(ag.TA1.getName(), ag.TA2.getName(), Relation.EXTENDS);
if(!contains(res,constr)) {
res.add(constr);
}
});
}
if(resolved instanceof WildcardType) {
WildcardType resWC = (WildcardType) resolved;
ResolvedType resType2 = resultSet.resolveType(resWC.getInnerType());
if(resType2.resolvedType instanceof TypePlaceholder) {
resType2.additionalGenerics.forEach(ag ->{
TPHConstraint constr = new ExtendsConstraint(ag.TA1.getName(), ag.TA2.getName(), Relation.EXTENDS);
if(!contains(res,constr)) {
res.add(constr);
}
});
}
}
}
System.out.println("RES GIP === " + res.size());
return res;
}
private boolean contains(ArrayList<TPHConstraint> constraints, TPHConstraint constr) {
for(int i=0; i<constraints.size();++i) {
TPHConstraint p = constraints.get(i);
if(constr.getLeft().equals(p.getLeft()) && constr.getRight().equals(p.getRight()))
return true;
}
return false;
}
/**
* Visits parameter type or return type with {@link SignatureVisitor} to create
* the method signature
*
* @param t type of parameter or return type
* @param isParameterType true if t is type of parameter
* @param sv true if t is type of parameter
*/
private void doVisitParamsOrReturn(RefTypeOrTPHOrWildcardOrGeneric t, boolean isParameterType) {
private void doVisitParamsOrReturn(RefTypeOrTPHOrWildcardOrGeneric t, SignatureVisitor sv) {
String type = t.acceptTV(new TypeToString());
SignatureVisitor sv;
if(isParameterType) {
sv = sw.visitParameterType();
}
else {
sv = sw.visitReturnType();
}
switch (type) {
case "RT":
String sig = t.acceptTV(new TypeToSignature());
String sig = t.acceptTV(new TypeToSignature(constraints));
sv.visitClassType(sig.substring(1, sig.length()));
break;
case "GRT":
GenericRefType g = (GenericRefType) t;
sv.visitTypeVariable(g.acceptTV(new TypeToSignature()).substring(1));
sv.visitTypeVariable(g.acceptTV(new TypeToSignature(constraints)));
break;
case "TPH":
RefTypeOrTPHOrWildcardOrGeneric r = resultSet.resolveType(t).resolvedType;
// der Fall wenn die Type eine Interface ist, muss betrachtet werden
// der Fall wenn der Typ eine Interface ist, muss betrachtet werden
// Deswegen muss in ResutSet noch enthalten werden, ob die Type eine
// Interface oder eine Klasse ist.
// das braucht man nicht es reicht: sv.visitTypeVariable(r.acceptTV(new TypeToSignature())
// das braucht man nicht es reicht: sv.visitTypeVariable(r.acceptTV(new
// TypeToSignature())
//
String sig2 = r.acceptTV(new TypeToSignature());
String eqTPH = getEqualTPH(methodConstraints, sig2.substring(1, sig2.length()-1))+"$";
if(!(r instanceof TypePlaceholder)) {
if(sig2.contains("$$")) {
System.out.println(" Signature FUN$$: "+r);
sv.visitInterface().visitClassType(sig2.substring(1, sig2.length()));
String sig2 = r.acceptTV(new TypeToSignature(constraints));
if (r instanceof GenericRefType) {
sv.visitTypeVariable(sig2);
} else if (!(r instanceof TypePlaceholder)) {
if (sig2.contains(SPECIAL_CHAR_FOR_FUN)) {
sv.visitInterface().visitClassType(sig2.substring(1));
} else {
sv.visitClassType(sig2.substring(1, sig2.length()));
// Kann zwischen GenericRefType und RefType nicht unterscheiden
// Deswegen wird immer geprüft, ob der Name in Generic Maps liegt
String n = sig2.substring(1, sig2.length() - 1);
// if(genericsAndBoundsMethod.containsKey(n) || genericsAndBounds.containsKey(n)) {
// sv.visitTypeVariable(n);
// } else {
sv.visitClassType(n);
sv.visitEnd();
// }
// sv.visitClassType(n);
}
} else {
System.out.println(r.getClass()+" Signature TPH: "+r.acceptTV(new TypeToSignature()));
sv.visitTypeVariable(eqTPH);
String realName = sig2.substring(1, sig2.length() - 1);
String toVisit = realName+SPECIAL_CHAR;
if(!genericsAndBounds.containsKey(toVisit)) {
Optional<GenericsGeneratorResult> equalTPH = getEqualTPHFromClassConstraints(consClass, realName);
if(equalTPH.isPresent()){
toVisit = equalTPH.get().getConstraint().getLeft() + SPECIAL_CHAR;
} else {
toVisit = getEqualTPH(constraints, realName) + SPECIAL_CHAR;
}
}
sv.visitTypeVariable(toVisit);
}
break;
case "SWC":
System.out.println("SWC---Signature");
SuperWildcardType swc = (SuperWildcardType) t;
String sigInner = swc.getInnerType().acceptTV(new TypeToSignature());
if(swc.getInnerType() instanceof TypePlaceholder) {
sv.visitTypeArgument('-').visitTypeVariable(sigInner.substring(1, sigInner.length()));
} else if(swc.getInnerType() instanceof RefType) {
if(sigInner.contains("$$")) {
sv.visitTypeArgument('-').visitInterface().visitClassType(sigInner.substring(1,sigInner.length()));
}else {
sv.visitTypeArgument('-').visitClassType(sigInner.substring(1,sigInner.length()));
}
}else {
sv.visitTypeArgument('-').visitTypeVariable(sigInner.substring(1));
}
String sigInner = swc.getInnerType().acceptTV(new TypeToSignature(constraints));
int length = sigInner.length();
visitWildCard(sv, sigInner, length, swc.getInnerType(), SUPER_CHAR);
break;
case "EWC":
System.out.println("EWC---Signature");
ExtendsWildcardType ewc = (ExtendsWildcardType) t;
String esigInner = ewc.getInnerType().acceptTV(new TypeToSignature());
System.out.println(esigInner);
if(ewc.getInnerType() instanceof TypePlaceholder) {
sv.visitTypeArgument('+').visitTypeVariable(esigInner.substring(1, esigInner.length()));
} else if(ewc.getInnerType() instanceof RefType) {
if(esigInner.contains("$$")) {
sv.visitTypeArgument('+').visitInterface().visitClassType(esigInner.substring(1,esigInner.length()));
}else {
// sv.visitClassType(esigInner.substring(1,esigInner.length()));
sv.visitTypeArgument('+').visitClassType(esigInner.substring(1,esigInner.length()));
}
}else {
sv.visitTypeArgument('+').visitTypeVariable(esigInner.substring(1));
}
String esigInner = ewc.getInnerType().acceptTV(new TypeToSignature(constraints));
int lengthEWCSig = esigInner.length();
visitWildCard(sv, esigInner, lengthEWCSig, ewc.getInnerType(), EXTENDS_CHAR);
break;
default:
if(!isParameterType)
sv.visitBaseType('V');
// if (!sv)
// sv.visitBaseType('V');
break;
}
}
private void visitWildCard(SignatureVisitor sv, String sigInner, int length, RefTypeOrTPHOrWildcardOrGeneric innerType, char superOrExtendsChar) {
if (innerType instanceof TypePlaceholder) {
sv.visitTypeArgument(superOrExtendsChar).visitTypeVariable(sigInner.substring(1, length));
} else if (innerType instanceof RefType) {
checkInnerSignatureOfWildCard(sv, sigInner, length, superOrExtendsChar);
} else {
sv.visitTypeArgument(superOrExtendsChar).visitTypeVariable(sigInner.substring(1));
}
}
private void checkInnerSignatureOfWildCard(SignatureVisitor sv, String sigInner, int length, char superOrExtendsChar) {
if (sigInner.contains(SPECIAL_CHAR_FOR_FUN)) {
sv.visitTypeArgument(superOrExtendsChar).visitInterface().visitClassType(sigInner.substring(1, length));
} else {
sv.visitTypeArgument(superOrExtendsChar).visitClassType(sigInner.substring(1, length));
}
}
private Optional<GenericsGeneratorResult> getEqualTPHFromClassConstraints(List<GenericsGeneratorResult> consClass, String tph) {
return consClass.stream()
.filter(c -> c.getConstraint().getLeft().equals(tph) || c.getEqualsTPHs().contains(tph))
.findFirst();
}
private String getEqualTPH(List<GenericsGeneratorResult> constraints2, String tph) {
return constraints2.stream()
.filter(c -> c.getConstraint().getLeft().equals(tph) || c.getEqualsTPHs().contains(tph))
.findFirst().get().getConstraint().getLeft();
}
/**
* Creates signature for class or interface with {@link SignatureWriter}
* Signature looks like:
* <typevaliables (K:Ljava/lang/Object "Bounds")>superclass
* Signature looks like: <typevaliables (K:Ljava/lang/Object
* "Bounds")>superclass
*/
private void createSignatureForClassOrInterface() {
public String createSignatureForClassOrInterface() {
defineTypeVariablesForClassOrInterface();
defineGenericsFromConstraints(consClass,genericsAndBounds);
String sClass = classOrInterface.getSuperClass().acceptTV(new TypeToSignature());
sw.visitSuperclass().visitClassType(sClass.substring(1, sClass.length() - 1));
sw.visitEnd();
return sw.toString();
}
private void defineTypeVariablesForClassOrInterface() {
Iterator<GenericTypeVar> itr = classOrInterface.getGenerics().iterator();
while (itr.hasNext()) {
GenericTypeVar g = itr.next();
getBoundsOfTypeVar(g,genericsAndBounds);
visitTypeVarsAndTheirBounds(g, genericsAndBounds);
}
}
if(!consClass.isEmpty()) {
ArrayList<String> types = new ArrayList<>();
ArrayList<String> superTypes = new ArrayList<>();
/**
* @param genericsAndBounds2
*
*/
private void defineGenericsFromConstraints(List<GenericsGeneratorResult> constraints, HashMap<String,String> genericsAndBounds2) {
constraints.forEach(c -> {
String typeVariable = c.getConstraint().getLeft() + SPECIAL_CHAR;
sw.visitFormalTypeParameter(typeVariable);
for(TPHConstraint cons : consClass) {
types.add(cons.getLeft());
superTypes.add(cons.getRight());
String bound = c.getConstraint().getRight();
bound = checkBound(bound);
genericsAndBounds2.put(typeVariable, bound);
});
}
for(TPHConstraint cons : consClass) {
String t = cons.getLeft()+"$";
String bound = cons.getRight()+"$";
sw.visitFormalTypeParameter(t);
/**
* @param bound
* @return
*/
private String checkBound(String bound) {
if (bound.equals(Type.getInternalName(Object.class))) {
visitClassBound(bound);
} else {
bound += SPECIAL_CHAR;
sw.visitClassBound().visitTypeVariable(bound);
genericsAndBounds.put(t, bound);
}
return bound;
}
for(TPHConstraint cons : consClass) {
if(!types.contains(cons.getRight())) {
String t = cons.getRight()+"$";
String bound = Type.getInternalName(Object.class);
sw.visitFormalTypeParameter(t);
/**
* @param bound
*/
private void visitClassBound(String bound) {
sw.visitClassBound().visitClassType(bound);
genericsAndBounds.put(t, bound);
sw.visitClassBound().visitEnd();
}
}
}
/*if(!commonPairs.isEmpty()) {
ArrayList<TypePlaceholder> types = new ArrayList<>();
ArrayList<TypePlaceholder> superTypes = new ArrayList<>();
for(GenericInsertPair p : commonPairs) {
types.add(p.TA1);
superTypes.add(p.TA2);
}
for(GenericInsertPair p : commonPairs) {
String t = p.TA1.getName()+"$";
String bound = p.TA2.getName()+"$";
sw.visitFormalTypeParameter(t);
sw.visitClassBound().visitTypeVariable(bound);
genericsAndBounds.put(t, bound);
}
for(GenericInsertPair p : commonPairs) {
if(!types.contains(p.TA2)) {
String t = p.TA2.getName()+"$";
String bound = Type.getInternalName(Object.class);
sw.visitFormalTypeParameter(t);
sw.visitClassBound().visitClassType(bound);
genericsAndBounds.put(t, bound);
sw.visitClassBound().visitEnd();
}
}
}
for(TypePlaceholder t : tphsClass) {
String n = t.getName()+"$";
String bound = Type.getInternalName(Object.class);
sw.visitFormalTypeParameter(n);
sw.visitClassBound().visitClassType(bound);
genericsAndBounds.put(n, bound);
sw.visitClassBound().visitEnd();
}*/
String sClass = classOrInterface.getSuperClass().acceptTV(new TypeToSignature());
sw.visitSuperclass().visitClassType(sClass.substring(1, sClass.length()-1));
sw.visitEnd();
}
/**
* Get bounds of type variable
*
* @param g type variable
* @param genAndBounds
*/
private void getBoundsOfTypeVar(GenericTypeVar g, HashMap<String, String> genAndBounds) {
private void visitTypeVarsAndTheirBounds(GenericTypeVar g, HashMap<String, String> genAndBounds) {
sw.visitFormalTypeParameter(g.getName());
Iterator<? extends RefTypeOrTPHOrWildcardOrGeneric> bItr = g.getBounds().iterator();
while (bItr.hasNext()) {
RefTypeOrTPHOrWildcardOrGeneric b = bItr.next();
String boundDesc = b.acceptTV(new TypeToDescriptor());
// System.out.println("GetBounds: " + boundDesc);
// Ensure that <...> extends java.lang.Object OR ...
sw.visitClassBound().visitClassType(boundDesc);
if (b instanceof GenericRefType) {
sw.visitClassBound().visitTypeVariable(boundDesc);
} else {
visitClassBound(boundDesc);
}
genAndBounds.put(g.getName(), boundDesc);
}
sw.visitClassBound().visitEnd();
}
@Override
public String toString() {
if(sw == null)
return super.toString();
return sw.toString();
}
}

@@ -1,8 +1,11 @@
package de.dhbwstuttgart.bytecode.signature;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Optional;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
@@ -12,6 +15,15 @@ import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.type.TypeVisitor;
public class TypeToSignature implements TypeVisitor<String> {
private List<GenericsGeneratorResult> constraints;
public TypeToSignature() {
this.constraints = new ArrayList<>();
}
public TypeToSignature(List<GenericsGeneratorResult> constraints) {
this.constraints = constraints;
}
@Override
public String visit(RefType refType) {
@@ -33,7 +45,7 @@ public class TypeToSignature implements TypeVisitor<String> {
// } else {
// params += "L"+param.toString().replace(".", "/");
// }
params += param.acceptTV(new TypeToSignature());
params += param.acceptTV(new TypeToSignature(constraints));
if(param instanceof TypePlaceholder)
params += ";";
@@ -48,7 +60,7 @@ public class TypeToSignature implements TypeVisitor<String> {
@Override
public String visit(SuperWildcardType superWildcardType) {
// throw new NotImplementedException();
String sig = "-" + superWildcardType.getInnerType().acceptTV(new TypeToSignature());
String sig = "-" + superWildcardType.getInnerType().acceptTV(new TypeToSignature(constraints));
if(superWildcardType.getInnerType() instanceof TypePlaceholder)
sig += ";";
return sig;
@@ -57,13 +69,21 @@ public class TypeToSignature implements TypeVisitor<String> {
@Override
public String visit(TypePlaceholder typePlaceholder) {
// return typePlaceholder.toString().replace(".", "/");
return "T" + typePlaceholder.getName() + "$";
String name = typePlaceholder.getName();
if(!constraints.isEmpty()){
Optional<GenericsGeneratorResult> equalName = getEqualTPHFromClassConstraints(constraints, name);
if(equalName.isPresent())
name = equalName.get().getConstraint().getLeft();
}
return "T" + name + "$";
}
@Override
public String visit(ExtendsWildcardType extendsWildcardType) {
// throw new NotImplementedException();
String sig = "+" + extendsWildcardType.getInnerType().acceptTV(new TypeToSignature());
String sig = "+" + extendsWildcardType.getInnerType().acceptTV(new TypeToSignature(constraints));
if(extendsWildcardType.getInnerType() instanceof TypePlaceholder)
sig += ";";
return sig;
@@ -74,4 +94,9 @@ public class TypeToSignature implements TypeVisitor<String> {
return genericRefType.getParsedName().replace(".", "/");
}
private Optional<GenericsGeneratorResult> getEqualTPHFromClassConstraints(List<GenericsGeneratorResult> listOfConstraints, String tph) {
return listOfConstraints.stream()
.filter(c -> c.getConstraint().getLeft().equals(tph) || c.getEqualsTPHs().contains(tph))
.findFirst();
}
}

@@ -0,0 +1,50 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.simplifyRes;
import java.util.ArrayList;
import java.util.List;
import java.util.NoSuchElementException;
/**
* The simplify results of a source file (package)
*
* @author fayez
*
*/
public class GenericGenratorResultForSourceFile {
private String pkgName;
private final List<GenericsGeneratorResultForClass> genericGeneratorResultForAllClasses = new ArrayList<>();
/**
* @param pkgName
*/
public GenericGenratorResultForSourceFile(String pkgName) {
this.pkgName = pkgName;
}
public List<GenericsGeneratorResultForClass> getGenericGeneratorResultForAllClasses() {
return genericGeneratorResultForAllClasses;
}
/**
* Appends the simplify results of a class to simplifyResForSF
*
* @param sResClass simplify results of a class to added
*/
public void addGenericGeneratorResultClass(GenericsGeneratorResultForClass sResClass) {
genericGeneratorResultForAllClasses.add(sResClass);
}
public GenericsGeneratorResultForClass getSimplifyResultsByName(String pkgName, String name) {
for (int i = 0; i < genericGeneratorResultForAllClasses.size(); i++) {
GenericsGeneratorResultForClass genericsGeneratorResult = genericGeneratorResultForAllClasses.get(i);
if (genericsGeneratorResult.getClassName().equals(name)) {
return genericsGeneratorResult;
}
}
return new GenericsGeneratorResultForClass(name);
}
}

@@ -0,0 +1,75 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.simplifyRes;
import java.util.Collections;
import java.util.List;
import com.google.common.base.Optional;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGeneratorResultsForAllMethods;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.MethodAndConstraints;
/**
* @author fayez
*
*/
public class GenericsGeneratorResultForClass {
private final String className;
private final List<GenericsGeneratorResult> classConstraints;
private final GenericGeneratorResultsForAllMethods methodsAndTheirConstraints;
public GenericsGeneratorResultForClass(String className) {
this(className, Collections.emptyList(), new GenericGeneratorResultsForAllMethods());
}
/**
* @param className
* @param classConstraints
* @param methodsAndTheirConstraints
*/
public GenericsGeneratorResultForClass(String className, List<GenericsGeneratorResult> classConstraints,
GenericGeneratorResultsForAllMethods methodsAndTheirConstraints) {
this.className = className;
this.classConstraints = classConstraints;
this.methodsAndTheirConstraints = methodsAndTheirConstraints;
}
/**
* @return the className
*/
public String getClassName() {
return className;
}
/**
* @return the classConstraints
*/
public List<GenericsGeneratorResult> getClassConstraints() {
return classConstraints;
}
/**
* @return the methodsAndTheirConstraints
*/
public GenericGeneratorResultsForAllMethods getMethodsAndTheirConstraints() {
return methodsAndTheirConstraints;
}
public boolean contains(String id) {
return methodsAndTheirConstraints.getMethodsAndConstraints().stream().map(mc -> mc.getMethodID())
.anyMatch(i -> i.equals(id));
}
public List<GenericsGeneratorResult> getMethodConstraintsByID(String id) {
java.util.Optional<MethodAndConstraints> methodAndConstraints = methodsAndTheirConstraints.getMethodsAndConstraints().stream().filter(mc -> mc.getMethodID().equals(id))
.findFirst();
return methodAndConstraints.isPresent() ? methodAndConstraints.get().getConstraints() : Collections.emptyList();
}
}

@@ -0,0 +1,94 @@
package de.dhbwstuttgart.bytecode.utilities;
import de.dhbwstuttgart.bytecode.signature.Signature;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
import de.dhbwstuttgart.syntaxtree.statement.Expression;
import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
import org.objectweb.asm.signature.SignatureVisitor;
import org.objectweb.asm.signature.SignatureWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Iterator;
public class ByteCodeForFunNGenerator {
public static void generateBCForFunN(LambdaExpression lambdaExpression, String methDesc, String path) {
ClassWriter classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS);
SignatureWriter methSig = new SignatureWriter();
int numberOfParams = 0;
SignatureVisitor paramVisitor = methSig.visitParameterType();
Iterator<FormalParameter> itr = lambdaExpression.params.iterator();
while (itr.hasNext()) {
numberOfParams++;
// getBounds
paramVisitor.visitTypeVariable(CONSTANTS.T + numberOfParams);
itr.next();
}
methSig.visitReturnType().visitTypeVariable(CONSTANTS.R);
// ")"+lam.getReturn.getBounds
Signature sig = new Signature(numberOfParams);
String name = CONSTANTS.FUN + numberOfParams + CONSTANTS.$$;
classWriter.visit(Opcodes.V1_8, Opcodes.ACC_PUBLIC+Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT, name, sig.toString(),
Type.getInternalName(Object.class), null);
MethodVisitor mvApply = classWriter.visitMethod(Opcodes.ACC_PUBLIC + Opcodes.ACC_ABSTRACT, "apply", methDesc,
methSig.toString(), null);
mvApply.visitEnd();
writeClassFile(classWriter.toByteArray(), name, path);
}
public static void generateBCForFunN(ArgumentList argumentList, String methDesc, String path) {
ClassWriter classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS);
SignatureWriter methSig = new SignatureWriter();
int numberOfParams = 0;
SignatureVisitor paramVisitor = methSig.visitParameterType();
Iterator<Expression> itr1 = argumentList.getArguments().iterator();
while(itr1.hasNext()) {
numberOfParams++;
// getBounds
paramVisitor.visitTypeVariable(CONSTANTS.T + numberOfParams);
itr1.next();
}
methSig.visitReturnType().visitTypeVariable(CONSTANTS.R);
// ")"+lam.getReturn.getBounds
Signature sig = new Signature(numberOfParams);
String name = CONSTANTS.FUN + numberOfParams + CONSTANTS.$$;
classWriter.visit(Opcodes.V1_8, Opcodes.ACC_PUBLIC+Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT, name, sig.toString(),
Type.getInternalName(Object.class), null);
MethodVisitor mvApply = classWriter.visitMethod(Opcodes.ACC_PUBLIC + Opcodes.ACC_ABSTRACT, "apply", methDesc,
methSig.toString(), null);
mvApply.visitEnd();
writeClassFile(classWriter.toByteArray(), name, path);
}
public static void writeClassFile(byte[] bytecode, String name, String path) {
FileOutputStream output;
try {
System.out.println("generating " + name + ".class file...");
output = new FileOutputStream(
new File(path + name + CONSTANTS.EXTENSIONCLASS));
output.write(bytecode);
output.close();
System.out.println(name + ".class file generated");
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}

@@ -0,0 +1,22 @@
package de.dhbwstuttgart.bytecode.utilities;
public interface CONSTANTS {
String VOID = "void";
String TPH = "TPH ";
String ANGLEBRACKET = "<";
String FUN = "Fun";
String EXTENSIONCLASS = ".class";
String $$ = "$$";
String T = "T";
String R = "R";
String DESUGAREDMETHODNAME = "lambda$new$";
String REFTYPE_BYTE = "java/lang/Byte";
String REFTYPE_SHORT = "java/lang/Short";
String REFTYPE_INTEGER = "java/lang/Integer";
String REFTYPE_LONG = "java/lang/Long";
String REFTYPE_DOUBLE = "java/lang/Double";
String REFTYPE_FLOAT = "java/lang/Float";
String REFTYPE_STRING = "java/lang/String";
String TO_STRING = "toString";
}

@@ -0,0 +1,53 @@
package de.dhbwstuttgart.bytecode.utilities;
import java.util.ArrayList;
import java.util.List;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.ConstraintsWithSameLeftSide;
public class ConstraintsFinder {
private List<TPHConstraint> allConstaints;
public ConstraintsFinder(List<TPHConstraint> allConstaints) {
this.allConstaints = allConstaints;
}
public List<ConstraintsWithSameLeftSide> findConstraints() {
List<ConstraintsWithSameLeftSide> result = new ArrayList<>();
List<TPHConstraint> visitedCons = new ArrayList<>();
for(TPHConstraint c : allConstaints) {
if(c.getRel() == Relation.EXTENDS) {
// get constraints with the same left side
List<TPHConstraint> cons = getConstraints(c,visitedCons);
if(cons.size()>1) {
ConstraintsWithSameLeftSide consWithSameLeftSide = new ConstraintsWithSameLeftSide(cons);
result.add(consWithSameLeftSide);
}
}
}
return result;
}
private List<TPHConstraint> getConstraints(TPHConstraint c, List<TPHConstraint> visitedCons) {
List<TPHConstraint> res = new ArrayList<>();
for(TPHConstraint cons : allConstaints) {
if(!isVisited(cons,visitedCons) && cons.getLeft().equals(c.getLeft())) {
res.add(cons);
visitedCons.add(cons);
}
}
return res;
}
private boolean isVisited(TPHConstraint cons, List<TPHConstraint> visitedCons) {
for(TPHConstraint c : visitedCons) {
if(c.getLeft().equals(cons.getLeft()) && c.getRight().equals(cons.getRight()))
return true;
}
return false;
}
}

@@ -1,6 +1,5 @@
package de.dhbwstuttgart.bytecode.utilities;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.statement.*;
import java.util.ArrayList;
@@ -19,7 +18,8 @@ public class KindOfLambda implements StatementVisitor{
private boolean isInstanceCapturingLambda = false;
private List<RefTypeOrTPHOrWildcardOrGeneric> argumentList = new ArrayList<>();
private ArrayList<String> usedVars = new ArrayList<>();
private boolean hasThis = false;
private ArrayList<String> varsFromInnerLambdas = new ArrayList<>();
private boolean thisUsed = false;
private ArrayList<String> definedLocals = new ArrayList<>();
public KindOfLambda(LambdaExpression lambdaExpression) {
@@ -40,19 +40,20 @@ public class KindOfLambda implements StatementVisitor{
return argumentList;
}
public boolean isHasThis() {
return hasThis;
public boolean isThisUsed() {
return thisUsed;
}
@Override
public void visit(ArgumentList argumentList) {
// TODO Auto-generated method stub
argumentList.getArguments().forEach(a->a.accept(this));
}
@Override
public void visit(LambdaExpression lambdaExpression) {
lambdaExpression.params.getFormalparalist().forEach(p->varsFromInnerLambdas.add(p.getName()));
lambdaExpression.methodBody.accept(this);
}
@Override
@@ -111,9 +112,11 @@ public class KindOfLambda implements StatementVisitor{
@Override
public void visit(LocalVar localVar) {
if(!contain(params, localVar.name) && !definedLocals.contains(localVar.name)) {
boolean addVar = !contain(params, localVar.name) && !definedLocals.contains(localVar.name) &&
!varsFromInnerLambdas.contains(localVar.name) && !usedVars.contains(localVar.name);
if(addVar) {
argumentList.add(localVar.getType());
if(hasThis) {
if(thisUsed) {
usedVars.add(1, localVar.name);
} else {
usedVars.add(0, localVar.name);
@@ -141,12 +144,13 @@ public class KindOfLambda implements StatementVisitor{
@Override
public void visit(MethodCall methodCall) {
methodCall.receiver.accept(this);
methodCall.arglist.accept(this);
}
@Override
public void visit(NewClass methodCall) {
// TODO Auto-generated method stub
methodCall.receiver.accept(this);
methodCall.arglist.accept(this);
}
@Override
@@ -190,8 +194,8 @@ public class KindOfLambda implements StatementVisitor{
@Override
public void visit(This aThis) {
if(!hasThis) {
hasThis = true;
if(!thisUsed) {
thisUsed = true;
this.argumentList.add(0,aThis.getType());
}
if(!isInstanceCapturingLambda) {

@@ -2,28 +2,41 @@ package de.dhbwstuttgart.bytecode.utilities;
import java.util.ArrayList;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
import de.dhbwstuttgart.typeinference.result.ResultPair;
public class MethodAndTPH {
private String name;
private String id;
private final ArrayList<String> tphs = new ArrayList<>();
private final ArrayList<GenericInsertPair> pairs = new ArrayList<>();
//private final ArrayList<GenericInsertPair> pairs = new ArrayList<>();
private final ArrayList<ResultPair<TypePlaceholder, TypePlaceholder>> pairs = new ArrayList<>();
// tphs of local variables and parameters
private final ArrayList<String> localTphs = new ArrayList<>();
public MethodAndTPH(String name) {
this.name = name;
this.id = name;
}
public ArrayList<String> getTphs() {
return tphs;
}
public ArrayList<GenericInsertPair> getPairs(){
// public ArrayList<GenericInsertPair> getPairs(){
// return pairs;
// }
public ArrayList<ResultPair<TypePlaceholder, TypePlaceholder>> getPairs(){
return pairs;
}
public String getName() {
return name;
public String getId() {
return id;
}
public ArrayList<String> getLocalTphs() {
return localTphs;
}
}

@@ -0,0 +1,243 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.utilities;
import de.dhbwstuttgart.bytecode.Exception.NotInCurrentPackageException;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorToString;
import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
import de.dhbwstuttgart.bytecode.signature.TypeToSignature;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.statement.Expression;
import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import javassist.NotFoundException;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import java.util.*;
/**
* @author fayez
*
*/
public class MethodCallHelper {
private MethodCall methCall;
private SourceFile sourceFile;
private ResultSet resultSet;
private String path;
/**
* @param methCall
* @param sourceFile
* @param resultSet
* @param path TODO
*/
public MethodCallHelper(MethodCall methCall, SourceFile sourceFile, ResultSet resultSet, String path) {
this.methCall = methCall;
this.sourceFile = sourceFile;
this.resultSet = resultSet;
this.path = path;
}
public String getResolvedType(RefTypeOrTPHOrWildcardOrGeneric type) {
return resultSet.resolveType(type).resolvedType.acceptTV(new TypeToDescriptor());
}
public boolean isInCurrPkg(String className) {
for (ClassOrInterface cl : sourceFile.KlassenVektor) {
if (className.equals(cl.getClassName().toString()))
return true;
}
return false;
}
public String getSuperClass(String className) throws NotInCurrentPackageException {
for (ClassOrInterface cl : sourceFile.getClasses()) {
if (className.equals(cl.getClassName().toString())) {
return cl.getSuperClass().getName().toString();
}
}
throw new NotInCurrentPackageException("Class " + className + " is not in the current package.");
}
public ClassOrInterface getClassFromCurrPkg(String className) throws NotInCurrentPackageException {
for (ClassOrInterface cl : sourceFile.KlassenVektor) {
if (className.equals(cl.getClassName().toString()))
return cl;
}
throw new NotInCurrentPackageException("Class of " + className + " is not in the current package.");
}
public String getDesc(String className) throws NotInCurrentPackageException, NotFoundException {
String name = methCall.name;
ClassOrInterface clazz = getClassFromCurrPkg(className);
String retType = getResolvedType(methCall.getType());
ArrayList<String> params = getTypes(methCall.arglist.getArguments());
Map<String, String> genAndBoundsClass = getGenericsAndBounds(clazz.getGenerics());
modifyGenAndBounds(genAndBoundsClass);
for (Method m : clazz.getMethods()) {
if (name.equals(m.getName()) && retType.equals(getResolvedType(m.getReturnType()))) {
ArrayList<String> paramsOfM = getTypes(m.getParameterList());
if(areEquals(params,paramsOfM)) {
Map<String, String> genAndBoundsMethod = getGenericsAndBoundsMethod(m.getGenerics());
modifyGenAndBounds(genAndBoundsMethod);
boolean hasGen = hasGen(m, genAndBoundsClass);
NormalMethod nm = new NormalMethod(m, (HashMap<String, String>) genAndBoundsClass,
(HashMap<String, String>) genAndBoundsMethod, hasGen);
return nm.accept(new DescriptorToString(resultSet));
}
}
}
throw new NotFoundException("Method " + name + " is not found");
}
private boolean areEquals(ArrayList<String> params, ArrayList<String> paramsOfM) {
if(params.size() != paramsOfM.size())
return false;
for(String t : params) {
for(String t2 : paramsOfM) {
if(!t.equals(t2))
return false;
}
}
return true;
}
private ArrayList<String> getTypes(ParameterList parameterList) {
Iterator<FormalParameter> itr = parameterList.iterator();
ArrayList<String> typeList = new ArrayList<>();
while (itr.hasNext()) {
FormalParameter fp = itr.next();
String t = getResolvedType(fp.getType());
typeList.add(t);
}
return typeList;
}
private ArrayList<String> getTypes(List<Expression> arguments) {
ArrayList<String> types = new ArrayList<>();
for(int i = 0; i<arguments.size(); ++i) {
String t = getResolvedType(arguments.get(i).getType());
types.add(t);
}
return types;
}
private boolean hasGen(Method m, Map<String, String> genericsAndBounds) {
String retType = resultSet.resolveType(m.getReturnType()).resolvedType.acceptTV(new TypeToSignature());
/*Prüfe, ob die Rückgabe-Type der Methode eine Type-Variable ist*/
boolean hasGenInParameterList = genericsAndBounds.containsKey(retType) || retType.contains("TPH ") || retType.contains("<");
Map<String,RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes = new HashMap<>();
Iterator<FormalParameter> itr = m.getParameterList().iterator();
while(itr.hasNext()) {
FormalParameter fp = itr.next();
methodParamsAndTypes.put(fp.getName(), resultSet.resolveType(fp.getType()).resolvedType);
}
/*Wenn die Rückgabe-Type eine Typ-variable ist, erzeuge direkt die Signature, wenn nicht,
* prüfe, ob einer der Parameter Typ-Variable als Typ hat*/
if(!hasGenInParameterList) {
for(String paramName : methodParamsAndTypes.keySet()) {
String typeOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToDescriptor());
String sigOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToSignature());
if(genericsAndBounds.containsKey(typeOfParam)||typeOfParam.contains("TPH ")||sigOfParam.contains("<")) {
hasGenInParameterList = true;
break;
}
}
}
return m.getGenerics().iterator().hasNext() || hasGenInParameterList;
}
private Map<String, String> getGenericsAndBoundsMethod(Iterable<? extends GenericTypeVar> generics) {
Map<String, String> genAndBounds = new HashMap<>();
Iterator<? extends GenericTypeVar> itr = generics.iterator();
while (itr.hasNext()) {
GenericTypeVar gtv = itr.next();
getBoundsOfTypeVar(gtv, genAndBounds);
}
return genAndBounds;
}
private void modifyGenAndBounds(Map<String, String> genAndBoundsClass) {
List<String> visited = new ArrayList<>(genAndBoundsClass.size());
Map<String, String> toReplace = new HashMap<>();
for (String tv : genAndBoundsClass.keySet()) {
if (visited.contains(tv))
continue;
List<String> types = new LinkedList<>();
String bound = genAndBoundsClass.get(tv);
types.add(tv);
visited.add(tv);
boolean doReplace = false;
while (genAndBoundsClass.keySet().contains(bound)) {
doReplace = true;
types.add(bound);
visited.add(bound);
bound = genAndBoundsClass.get(bound);
}
if (doReplace) {
for (String tt : types) {
toReplace.put(tt, bound);
}
}
}
for (String key : toReplace.keySet()) {
genAndBoundsClass.replace(key, toReplace.get(key));
}
}
private Map<String, String> getGenericsAndBounds(GenericDeclarationList generics) {
Map<String, String> genAndBounds = new HashMap<>();
Iterator<GenericTypeVar> itr = generics.iterator();
while (itr.hasNext()) {
GenericTypeVar gtv = itr.next();
getBoundsOfTypeVar(gtv, genAndBounds);
}
return genAndBounds;
}
private void getBoundsOfTypeVar(GenericTypeVar g, Map<String, String> genAndBounds) {
Iterator<? extends RefTypeOrTPHOrWildcardOrGeneric> bItr = g.getBounds().iterator();
while (bItr.hasNext()) {
RefTypeOrTPHOrWildcardOrGeneric b = bItr.next();
String boundDesc = b.acceptTV(new TypeToDescriptor());
genAndBounds.put(g.getName(), boundDesc);
}
}
public void generateBCForFunN(String methodDescriptor) {
ByteCodeForFunNGenerator.generateBCForFunN(methCall.arglist,methodDescriptor,path);
}
public String getDescriptorOfApplyMethod(String methodCallType) {
return new DescriptorToString().createDescForFunN(methCall.arglist, methodCallType);
}
/**
* @param methodCall
*/
public void createCheckCast(MethodCall methodCall, MethodVisitor mv) {
String checkCast = getResolvedType(methodCall.getType());
if(!checkCast.contains("TPH ")) {
int pos = checkCast.length();
if(checkCast.contains("<"))
pos = checkCast.indexOf("<");
mv.visitTypeInsn(Opcodes.CHECKCAST,checkCast.substring(0,pos));
}
}
}

@@ -23,6 +23,7 @@ public class MethodFromMethodCall {
this.genericsAndBounds = genericsAndBounds;
}
public ArgumentList getArgList() {
return argList;
}

@@ -0,0 +1,34 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.utilities;
import java.util.Iterator;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.Method;
/**
* @author fayez
*
*/
public class MethodUtility {
/**
* Creates an ID for a method
*
* @param resolver type Resolver
* @param method for which the ID will be generated
* @return ID for the given method.
* ID = ReturntypeMethodname(Parametertypes)
*/
public static String createID(Resolver resolver, Method method) {
String id = resolver.getResolvedType(method.getReturnType()) + method.name + "(";
Iterator<FormalParameter> itr = method.getParameterList().iterator();
while (itr.hasNext()) {
FormalParameter fp = itr.next();
id += resolver.getResolvedType(fp.getType());
}
id += ")";
return id;
}
}

@@ -0,0 +1,145 @@
package de.dhbwstuttgart.bytecode.utilities;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Stream;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.NameReplacementResult;
import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
public class NameReplacer {
//TODO rename
private List<TPHConstraint> constraints;
private List<TPHConstraint> allConstraints;
private List<MethodAndTPH> methodAndTPHs;
// TODO rename into tphClass
private List<String> tphs;
private List<String> localTphs;
public NameReplacer(List<TPHConstraint> constraints, List<TPHConstraint> allConstraints,List<String> tphs, ArrayList<String> localTphs) {
super();
this.constraints = constraints;
this.allConstraints = allConstraints;
this.tphs = tphs;
this.localTphs = localTphs;
}
public NameReplacer(List<TPHConstraint> constraints, List<TPHConstraint> allConstraints,List<String> tphs) {
super();
this.constraints = constraints;
this.allConstraints = allConstraints;
this.tphs = tphs;
}
public NameReplacer(List<TPHConstraint> constraints, List<TPHConstraint> allConstraints) {
this.constraints = constraints;
this.allConstraints = allConstraints;
}
public NameReplacer(List<TPHConstraint> constraints, List<TPHConstraint> allConstraints, List<MethodAndTPH> methodAndTPHs,
List<String> tphsClass) {
this.constraints = constraints;
this.allConstraints = allConstraints;
this.methodAndTPHs = methodAndTPHs;
this.tphs = tphsClass;
}
public NameReplacementResult replaceNames() {
String newName = NameGenerator.makeNewName();
List<String> names = new ArrayList<>();
substituteRightSidesWithNewName(newName, names);
substituteNamesInAllConstraints(newName, names);
Stream<ArrayList<String>> tphsOfMethods = methodAndTPHs.stream().map(m->m.getTphs());
Stream<ArrayList<String>> localTphsOfMethods = methodAndTPHs.stream().map(m->m.getLocalTphs());
replaceOldNames(newName, names, tphsOfMethods);
replaceOldNames(newName, names, localTphsOfMethods);
if(tphs.removeAll(names))
tphs.add(newName);
NameReplacementResult res = new NameReplacementResult(newName, names);
return res;
}
/**
* @param newName
* @param names
* @param tphsOfMethods
*/
public void replaceOldNames(final String newName, final List<String> names, Stream<ArrayList<String>> tphsOfMethods) {
tphsOfMethods.forEach(tphsMethod->{
if(tphsMethod.removeAll(names))
tphsMethod.add(newName);
});
}
public NameReplacementResult replaceNamesLocal() {
String newName = NameGenerator.makeNewName();
List<String> names = new ArrayList<>();
substituteRightSidesWithNewName(newName, names);
substituteNamesInAllConstraints(newName, names);
tphs.removeAll(names);
tphs.add(newName);
NameReplacementResult res = new NameReplacementResult(newName, names);
return res;
}
/**
* @param newName
* @param names
*/
public void substituteNamesInAllConstraints(String newName, List<String> names) {
for(TPHConstraint cons : allConstraints) {
if(names.contains(cons.getLeft()))
cons.setLeft(newName);
if(names.contains(cons.getRight()))
cons.setRight(newName);
}
}
/**
* @param newName
* @param names
*/
public void substituteRightSidesWithNewName(String newName, List<String> names) {
for(TPHConstraint cons : constraints) {
names.add(cons.getRight());
cons.setRight(newName);
}
}
public Map<String, List<String>> replaceNamesWithLocals() {
String newName = NameGenerator.makeNewName();
ArrayList<String> names = new ArrayList<>();
for(TPHConstraint cons : constraints) {
names.add(cons.getRight());
cons.setRight(newName);
}
for(TPHConstraint cons : allConstraints) {
if(names.contains(cons.getLeft()))
cons.setLeft(newName);
if(names.contains(cons.getRight()))
cons.setRight(newName);
}
tphs.removeAll(names);
tphs.add(newName);
localTphs.removeAll(names);
localTphs.add(newName);
HashMap<String, List<String>> res = new HashMap<>();
res.put(newName, names);
return res;
}
}

@@ -0,0 +1,28 @@
/**
*
*/
package de.dhbwstuttgart.bytecode.utilities;
import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.result.ResultSet;
/**
* @author fayez
*
*/
public class Resolver {
private ResultSet resultSet;
/**
* @param resultSet
*/
public Resolver(ResultSet resultSet) {
this.resultSet = resultSet;
}
public String getResolvedType(RefTypeOrTPHOrWildcardOrGeneric type) {
return resultSet.resolveType(type).resolvedType.acceptTV(new TypeToDescriptor());
}
}

@@ -1,651 +0,0 @@
package de.dhbwstuttgart.bytecode.utilities;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import org.objectweb.asm.Type;
import de.dhbwstuttgart.bytecode.TPHExtractor;
import de.dhbwstuttgart.bytecode.constraint.EqualConstraint;
import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
public class Simplify {
public static HashMap<TPHConstraint, HashSet<String>> simplifyConstraints(String name, TPHExtractor tphExtractor, ArrayList<TypePlaceholder> tphsClass) {
// 1. check if there are any simple cycles like L<R and R<L:
// a) yes => set L=R and:
// * remove both constraints
// * substitute L with R in all constraint
// b)no => go to next step
// 2. check the result of step 1 if there are any equal-constraints like L=R, M=R ..
// a) yes => put all such TPhs in a map and define "key-Cons"
// -- key-Cons = TPH < Object --
// put this Constraint and the
// b) no
// 3. is
// all constraints that will be simplified
ArrayList<TPHConstraint> allCons = tphExtractor.allCons;
ArrayList<TPHConstraint> consToRemove = new ArrayList<>();
// step 1:
for(TPHConstraint c : allCons) {
String left = c.getLeft();
String right = c.getRight();
if(c.getRel() == Relation.EXTENDS) {
TPHConstraint revCon = getReverseConstraint(allCons,left,right);
if(revCon != null) {
revCon.setRel(Relation.EQUAL);
// the reverse constraint is removed because
// otherwise there is the same constraint twice
// (e.g. A<B and B<A => A=B and B=A)
consToRemove.add(revCon);
c.setRel(Relation.EQUAL);
substituteTPH(allCons,left, right);
}
}
}
System.out.println();
System.out.println("NEW ALL CONST: " + allCons.size());
allCons.forEach(c->System.out.println(c.toString()));
System.out.println("----------------");
allCons.removeAll(consToRemove);
consToRemove = new ArrayList<>();
int size = allCons.size();
System.out.println("AFTER DELETE ALL CONST: " + allCons.size());
allCons.forEach(c->System.out.println(c.toString()));
System.out.println("----------------");
HashMap<TPHConstraint, HashSet<String>> result = new HashMap<>();
// check if there is any long cycle (e.g. A<B<C<A)
// to save all types that are in relation
LinkedList<String> allTypes = new LinkedList<>();
// we will put all constraints which are in the cycle, in this ArrayList.
// Later these contraints will be converted to equal-constraints
ArrayList<TPHConstraint> constraints = new ArrayList<>(size);
int visited = 0;
// contains all constraints
HashMap<String,String> ss1 = new HashMap<>();
for(TPHConstraint constr : allCons) {
ss1.put(constr.getLeft(), constr.getRight());
}
for(TPHConstraint c : allCons) {
if(visited >= size)
break;
// Only extends-constraints will be checked
if(c.getRel() == Relation.EXTENDS) {
++visited;
String left = c.getLeft();
String right = c.getRight();
// put the types in linked list
allTypes.add(left);
allTypes.add(right);
constraints.add(c);
boolean isCycle = false;
// iterate through the map to check if there is a cycle
while(ss1.containsKey(right)) {
++visited;
String oldRight = right;
right = ss1.get(right);
TPHConstraint toAdd = getConstraint(oldRight, right, allCons);
if(toAdd != null)
constraints.add(toAdd);
if(left.equals(right)) {
isCycle = true;
break;
}
allTypes.add(right);
}
if(isCycle) {
// convert all constraints to equal constraints
setAllEqual(constraints);
// these constraints will be removed from allCons
consToRemove.addAll(constraints);
// all equal types will be substitute with one type
substituteAllTPH(allCons,constraints,left);
HashSet<String> eq = new HashSet<>();
// put all equal types in a set
for(String t:allTypes) {
eq.add(t);
}
// generate a new constraint (left < Object)
TPHConstraint constraint = new ExtendsConstraint(left, Type.getInternalName(Object.class), Relation.EXTENDS);
// put the generated constraint and its equal set into result set
result.put(constraint, eq);
constraints.clear();
}
allTypes.clear();
}
}
// build an equal set that contains all types
// which are equal and for each equal constraint put left side and right side
// in this set Then generate a constraint type < Object and put it
// with the equal set into the result.
for(TPHConstraint c : allCons) {
if(c.getRel()==Relation.EQUAL) {
if(!isTPHInResEqual(result, c.getLeft())) {
HashSet<String> equalTPHs = getEqualsTPHs(result, c);
TPHConstraint constraint = getKeyConstraint(result,c);
equalTPHs.add(c.getLeft());
equalTPHs.add(c.getRight());
result.put(constraint, equalTPHs);
}
consToRemove.add(c);
size--;
}
}
System.out.println("Step 2 Result: ");
result.forEach((c,hs)->{
System.out.print(c.toString() + " -> ");
hs.forEach(s->{
System.out.print(s + ", ");
});
System.out.println();
});
System.out.println("----------------");
// remove all equal-constraints
allCons.removeAll(consToRemove);
// add all generated constraints to allCons
allCons.addAll(result.keySet());
if(!allCons.isEmpty() && allCons.size()<2) {
TPHConstraint cons = allCons.get(0);
if(!result.containsKey(cons)) {
result.put(cons, null);
result.put(new ExtendsConstraint(cons.getRight(), Type.getInternalName(Object.class), Relation.EXTENDS), null);
}
return result;
}
size += result.keySet().size();
// all constraints which have Object on the right side will
// be ignored, because they are simplified and can not be changed.
for(TPHConstraint c : allCons) {
if(c.getRight().equals(Type.getInternalName(Object.class)))
size--;
}
// get all tph of the method
ArrayList<String> methodTphs = new ArrayList<>();
for(MethodAndTPH m : tphExtractor.ListOfMethodsAndTph) {
if(m.getName().equals(name)) {
methodTphs = m.getTphs();
break;
}
}
// check if there are multiple constraint with the same left side.
// if yes => check if the super type in the method, if not
// then ignore it.
HashMap<String, String> subAndSuper = new HashMap<>();
ArrayList<TPHConstraint> eqCons = new ArrayList<>();
for(TPHConstraint c : allCons) {
if(subAndSuper.containsKey(c.getLeft())) {
LinkedList<String> all = new LinkedList<>();
all.add(c.getLeft());
String sup =c.getRight();
all.add(sup);
HashMap<String, String> ss = new HashMap<>();
for(TPHConstraint constr : allCons) {
ss.put(constr.getLeft(), constr.getRight());
}
while(ss.containsKey(sup)) {
sup = ss.get(sup);
all.add(sup);
}
if(!containTPH(methodTphs, all.getLast()))
continue;
}
if(subAndSuper.containsKey(c.getLeft())) {
System.out.println(c.getLeft());
String r = c.getRight();
String r2 = subAndSuper.get(c.getLeft());
EqualConstraint eq = new EqualConstraint(r2, r, Relation.EQUAL);
eqCons.add(eq);
substituteInMap(subAndSuper,eqCons,allCons,r,r2);
}
subAndSuper.put(c.getLeft(), c.getRight());
}
System.out.println("SAME LEFT SIDE: ");
subAndSuper.forEach((c,hs)->{
if(c!=null) {
System.out.print(c+ " -> " + hs);
}
System.out.println();
});
System.out.println("----------------");
int numOfVisitedPairs = 0;
for(String sub : subAndSuper.keySet()) {
if(isTPHInConstraint(result,sub))
continue;
if(!containTPH(methodTphs,sub))
continue;
if(numOfVisitedPairs>=size)
break;
LinkedList<String> tphInRel = new LinkedList<>();
tphInRel.add(sub);
String superT = subAndSuper.get(sub);
tphInRel.add(superT);
numOfVisitedPairs++;
while(subAndSuper.containsKey(superT)) {
superT = subAndSuper.get(superT);
if(tphInRel.contains(superT)) {
break;
}
tphInRel.add(superT);
numOfVisitedPairs++;
}
// Subtype
String subTphRes = tphInRel.getFirst();
// Die größte Supertype
String superTphRes = tphInRel.getLast();
// if there is any constraint X < subTph, then
// add X at the beginning of the list.
while(subAndSuper.containsValue(subTphRes)) {
for(String tph : subAndSuper.keySet()) {
if(containTPH(methodTphs,tph) && subAndSuper.get(tph).equals(subTphRes)) {
subTphRes = tph;
break;
}
}
if(subTphRes.equals(tphInRel.getFirst())) {
break;
}
if(isTPHInConstraint(result, subTphRes))
break;
tphInRel.addFirst(subTphRes);
numOfVisitedPairs++;
}
subTphRes = tphInRel.getFirst();
// if the last type in the list not a type in method-types
// then find the last type in front of this type, which is
// a type in method-types
int i = 2;
while(!containTPH(methodTphs,superTphRes) && (tphInRel.size()-i) >0) {
superTphRes = tphInRel.get(tphInRel.size()-i);
i++;
}
if(!containTPH(methodTphs, superTphRes)) {
HashSet<String> equals = getEqualsTphsFromEqualCons(eqCons,superTphRes);
if(classTPHSContainsTPH(tphsClass,superTphRes)) {
result.put(new ExtendsConstraint(subTphRes, superTphRes, Relation.EXTENDS), equals);
} else {
result.put(new ExtendsConstraint(subTphRes, Type.getInternalName(Object.class), Relation.EXTENDS), equals);
}
} else {
HashSet<String> equals = getEqualsTphsFromEqualCons(eqCons,subTphRes);
result.put(new ExtendsConstraint(subTphRes, superTphRes, Relation.EXTENDS), equals);
if(!isTPHInConstraint(result, superTphRes) && !isTphInEqualSet(result,superTphRes)) {
HashSet<String> equals2 = getEqualsTphsFromEqualCons(eqCons,superTphRes);
result.put(new ExtendsConstraint(superTphRes, Type.getInternalName(Object.class), Relation.EXTENDS), equals2);
}
}
}
for(String tph : methodTphs) {
if(!isTPHInConstraint(result, tph) && !isTphInEqualSet(result,tph)) {
HashSet<String> equals = getEqualsTphsFromEqualCons(eqCons,tph);
result.put(new ExtendsConstraint(tph, Type.getInternalName(Object.class), Relation.EXTENDS), equals);
}
}
System.out.println("EndResult: ");
result.forEach((c,hs)->{
if(c!=null) {
System.out.print(c.toString() + " -> ");
if(hs == null) {
System.out.print(" [] ");
}else {
hs.forEach(s->{
System.out.print(s + ", ");
});
}
}
System.out.println();
});
System.out.println("----------------");
return result;
}
private static boolean classTPHSContainsTPH(ArrayList<TypePlaceholder> tphsClass, String superTphRes) {
for(TypePlaceholder tph : tphsClass) {
if(tph.getName().equals(superTphRes))
return true;
}
return false;
}
private static boolean isTphInEqualSet(HashMap<TPHConstraint, HashSet<String>> result, String tph) {
for(HashSet<String> hs: result.values()) {
if(hs.contains(tph))
return true;
}
return false;
}
private static HashSet<String> getEqualsTphsFromEqualCons(ArrayList<TPHConstraint> eqCons, String tph) {
HashSet<String> ee = new HashSet<>();
for(TPHConstraint c : eqCons) {
if(c.getLeft().equals(tph))
ee.add(c.getRight());
if(c.getRight().equals(tph))
ee.add(c.getLeft());
}
return ee;
}
private static void substituteInMap(HashMap<String, String> subAndSuper, ArrayList<TPHConstraint> allCons,ArrayList<TPHConstraint> eqCons, String toSubs,
String tph) {
substituteTPH(allCons, toSubs, tph);
if(subAndSuper.containsKey(toSubs) && subAndSuper.containsKey(tph)) {
toSubs = subAndSuper.remove(toSubs);
EqualConstraint eq = new EqualConstraint(subAndSuper.get(tph), toSubs, Relation.EQUAL);
eqCons.add(eq);
substituteInMap(subAndSuper, allCons,eqCons,toSubs, subAndSuper.get(tph));
} else if(subAndSuper.containsKey(toSubs) && !subAndSuper.containsKey(tph)) {
String val = subAndSuper.remove(toSubs);
subAndSuper.put(tph, val);
} else {
for(String k : subAndSuper.keySet()) {
subAndSuper.replace(k, toSubs, tph);
}
}
}
private static TPHConstraint getConstraint(String oldRight, String right, ArrayList<TPHConstraint> allCons) {
for(TPHConstraint c : allCons) {
if(c.getLeft().equals(oldRight) && c.getRight().equals(right))
return c;
}
return null;
}
private static boolean isTPHInResEqual(HashMap<TPHConstraint, HashSet<String>> result, String left) {
for(HashSet<String> eq : result.values()) {
if(eq.contains(left)) {
return true;
}
}
return false;
}
private static void substituteAllTPH(ArrayList<TPHConstraint> allCons, ArrayList<TPHConstraint> constraints,
String first) {
for(TPHConstraint c : allCons) {
for(TPHConstraint c2 : constraints) {
if(c.getRel() == Relation.EXTENDS) {
if(c2.getLeft().equals(c.getLeft()) || c2.getRight().equals(c.getLeft()))
c.setLeft(first);
if(c2.getLeft().equals(c.getRight()) || c2.getRight().equals(c.getRight()))
c.setRight(first);
}
}
}
}
private static void setAllEqual(ArrayList<TPHConstraint> constraints) {
for(TPHConstraint c:constraints) {
c.setRel(Relation.EQUAL);
}
}
public static HashMap<TPHConstraint, HashSet<String>> simplifyContraints(HashMap<TPHConstraint, HashSet<String>> allConstraints) {
// 1. check if there are any cycles like L<R and R<L:
// a) yes => set L=R and:
// * remove both constraints
// * substitute L with R in all constraint
// b)no => go to next step
// 2. check the result of step 1 if there are any equal-constraints like L=R, M=R ..
// a) yes => put all such TPhs in a map and define "key-Cons"
// -- key-Cons = TPH < Object --
// put this Constraint and the
// b) no
// 3. is
ArrayList<TPHConstraint> allCons = new ArrayList<>();
for(TPHConstraint tphCons : allConstraints.keySet()) {
allCons.add(tphCons);
}
ArrayList<TPHConstraint> consToRemove = new ArrayList<>();
// step 1:
for(TPHConstraint c : allCons) {
String left = c.getLeft();
String right = c.getRight();
if(c.getRel() == Relation.EXTENDS) {
TPHConstraint revCon = getReverseConstraint(allCons,left,right);
if(revCon != null) {
revCon.setRel(Relation.EQUAL);
consToRemove.add(revCon);
c.setRel(Relation.EQUAL);
substituteTPH(allCons,left, right);
}
}
}
System.out.println();
System.out.println("NEW ALL CONST: " + allCons.size());
allCons.forEach(c->System.out.println(c.toString()));
System.out.println("----------------");
allCons.removeAll(consToRemove);
consToRemove = new ArrayList<>();
// int size = allCons.size();
System.out.println("AFTER DELETE ALL CONST: " + allCons.size());
allCons.forEach(c->System.out.println(c.toString()));
System.out.println("----------------");
HashMap<TPHConstraint, HashSet<String>> result = new HashMap<>();
for(TPHConstraint c : allCons) {
if(c.getRel()==Relation.EQUAL) {
HashSet<String> equalTPHs = getEqualsTPHs(result, c);
TPHConstraint constraint = getKeyConstraint(result,c);
equalTPHs.add(c.getLeft());
equalTPHs.add(c.getRight());
result.put(constraint, equalTPHs);
consToRemove.add(c);
// size--;
}
}
System.out.println("Step 2 Result: ");
result.forEach((c,hs)->{
System.out.print(c.toString() + " -> ");
hs.forEach(s->{
System.out.print(s + ", ");
});
System.out.println();
});
System.out.println("----------------");
allCons.removeAll(consToRemove);
allCons.addAll(result.keySet());
if(!allCons.isEmpty() && allCons.size()<2) {
if(!result.containsKey(allCons.get(0)))
result.put(allCons.get(0), null);
return result;
}
// size += result.keySet().size();
// for(TPHConstraint c : allCons) {
// if(c.getRight().equals(Type.getInternalName(Object.class)))
// size--;
// }
HashMap<String, String> subAndSuper = new HashMap<>();
for(TPHConstraint c : allCons) {
subAndSuper.put(c.getLeft(), c.getRight());
}
// int numOfVisitedPairs = 0;
for(String sub : subAndSuper.keySet()) {
if(isTPHInConstraint(result,sub))
continue;
// if(numOfVisitedPairs>=size)
// break;
LinkedList<String> tphInRel = new LinkedList<>();
tphInRel.add(sub);
String superT = subAndSuper.get(sub);
tphInRel.add(superT);
// numOfVisitedPairs++;
while(subAndSuper.containsKey(superT)) {
superT = subAndSuper.get(superT);
if(tphInRel.contains(superT)) {
break;
}
tphInRel.add(superT);
// numOfVisitedPairs++;
}
// Subtype
String subTphRes = tphInRel.getFirst();
// Die größte Supertype
String superTphRes = tphInRel.getLast();
while(subAndSuper.containsValue(subTphRes)) {
for(String tph : subAndSuper.keySet()) {
if(subAndSuper.get(tph).equals(subTphRes)) {
subTphRes = tph;
break;
}
}
if(subTphRes.equals(tphInRel.getFirst())) {
break;
}
tphInRel.addFirst(subTphRes);
// numOfVisitedPairs++;
}
subTphRes = tphInRel.getFirst();
int i = 2;
while(superTphRes.equals(Type.getInternalName(Object.class)) && (tphInRel.size()-i) >0) {
superTphRes = tphInRel.get(tphInRel.size()-i);
i++;
}
if(superTphRes.equals(Type.getInternalName(Object.class))) {
result.put(new ExtendsConstraint(subTphRes, Type.getInternalName(Object.class), Relation.EXTENDS), null);
} else {
result.put(new ExtendsConstraint(subTphRes, superTphRes, Relation.EXTENDS), null);
result.put(new ExtendsConstraint(superTphRes, Type.getInternalName(Object.class), Relation.EXTENDS), null);
}
}
System.out.println("EndResult: ");
result.forEach((c,hs)->{
if(c!=null) {
System.out.print(c.toString() + " -> ");
if(hs == null) {
System.out.print(" [] ");
}else {
hs.forEach(s->{
System.out.print(s + ", ");
});
}
}
System.out.println();
});
System.out.println("----------------");
return result;
}
private static void substituteTPH(ArrayList<TPHConstraint> allCons,String left ,String right) {
allCons.forEach(c->{
if(c.getRel() == Relation.EXTENDS) {
if(c.getLeft().equals(left))
c.setLeft(right);
if(c.getRight().equals(left))
c.setRight(right);
}
});
}
private static TPHConstraint getReverseConstraint(ArrayList<TPHConstraint> allCons, String left, String right) {
for(TPHConstraint c : allCons) {
if(c.getLeft().equals(right) && c.getRight().equals(left)){
return c;
}
}
return null;
}
private static boolean isTPHInConstraint(HashMap<TPHConstraint, HashSet<String>> result, String sub) {
for(TPHConstraint c : result.keySet()) {
if(c.getLeft().equals(sub))
return true;
}
return false;
}
private static boolean containTPH(ArrayList<String> methodTphs, String sub) {
for(String tph : methodTphs) {
if(tph.equals(sub))
return true;
}
return false;
}
private static TPHConstraint getKeyConstraint(HashMap<TPHConstraint, HashSet<String>> result, TPHConstraint toFind) {
for(TPHConstraint c : result.keySet()) {
if(c.containTPH(toFind.getLeft()) || c.containTPH(toFind.getRight()))
return c;
}
return new ExtendsConstraint(toFind.getRight(), Type.getInternalName(Object.class), Relation.EXTENDS);
}
private static HashSet<String> getEqualsTPHs(HashMap<TPHConstraint,HashSet<String>> result, TPHConstraint toFind) {
for(TPHConstraint c : result.keySet()) {
if(c.containTPH(toFind.getLeft()) || c.containTPH(toFind.getRight()))
return result.get(c);
}
return new HashSet<>();
}
}

@@ -1,22 +1,20 @@
//PL 2018-12-19: typeInferenceOld nach typeInference uebertragen
package de.dhbwstuttgart.core;
import de.dhbwstuttgart.bytecode.BytecodeGen;
import de.dhbwstuttgart.bytecode.Exception.BytecodeGeneratorError;
import de.dhbwstuttgart.bytecode.genericsGenerator.GeneratedGenericsFinder;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
import de.dhbwstuttgart.environment.CompilationEnvironment;
import de.dhbwstuttgart.parser.JavaTXParser;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.GenericsRegistry;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.SyntaxTreeGenerator;
import de.dhbwstuttgart.parser.antlr.Java8Parser.CompilationUnitContext;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.ParameterList;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.factory.UnifyTypeFactory;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.visual.ASTTypePrinter;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
@@ -28,40 +26,44 @@ import de.dhbwstuttgart.typeinference.unify.RuleSet;
import de.dhbwstuttgart.typeinference.unify.TypeUnify;
import de.dhbwstuttgart.typeinference.unify.distributeVariance;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.FiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import de.dhbwstuttgart.typeinference.unify.model.PlaceholderType;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
import de.dhbwstuttgart.typeinference.unify.model.UnifyType;
import de.dhbwstuttgart.typeinference.unify.TypeUnifyTask;
import de.dhbwstuttgart.typeinference.unify.UnifyResultListener;
import de.dhbwstuttgart.typeinference.unify.UnifyResultListenerImpl;
import de.dhbwstuttgart.typeinference.unify.UnifyResultModel;
import de.dhbwstuttgart.typeinference.unify.UnifyTaskModel;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.util.*;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.antlr.v4.parse.ANTLRParser.throwsSpec_return;
//import org.apache.commons.io.output.NullOutputStream;
public class JavaTXCompiler {
//public static JavaTXCompiler INSTANCE;
final CompilationEnvironment environment;
Boolean resultmodel = true;
public final Map<File, SourceFile> sourceFiles = new HashMap<>();
Boolean log = true; //gibt an ob ein Log-File nach System.getProperty("user.dir")+"src/test/java/logFiles" geschrieben werden soll?
public volatile UnifyTaskModel usedTasks = new UnifyTaskModel();
public JavaTXCompiler(File sourceFile) throws IOException, ClassNotFoundException {
this(Arrays.asList(sourceFile));
//INSTANCE = this;
}
public JavaTXCompiler(File sourceFile, Boolean log) throws IOException, ClassNotFoundException {
this(sourceFile);
this.log = log;
//INSTANCE = this;
}
public JavaTXCompiler(List<File> sources) throws IOException, ClassNotFoundException {
@@ -69,6 +71,7 @@ public class JavaTXCompiler {
for (File s : sources) {
sourceFiles.put(s, parse(s));
}
//INSTANCE = this;
}
public ConstraintSet<Pair> getConstraints() throws ClassNotFoundException {
@@ -96,16 +99,30 @@ public class JavaTXCompiler {
Set<ClassOrInterface> allClasses = new HashSet<>();
/* PL 2018-09-19 geloescht werden bereits in typeInference hinzugefuegt
for (SourceFile sf : sourceFiles.values()) {
allClasses.addAll(sf.getClasses());
}
allClasses.addAll(importedClasses);
return new TYPE(sourceFiles.values(), allClasses).getConstraints();
}
public List<ClassOrInterface> getAvailableClasses(SourceFile forSourceFile) throws ClassNotFoundException {
// PL 2018-09-18: List durch Set ersetzt, damit die Klassen nur einmal
// hinzugefuegt werden
// List<ClassOrInterface> allClasses = new
// ArrayList<>();//environment.getAllAvailableClasses();
Set<ClassOrInterface> allClasses = new HashSet<>();
/*
* PL 2018-09-19 geloescht werden bereits in typeInference hinzugefuegt for
* (SourceFile sf : sourceFiles.values()) { allClasses.addAll(sf.getClasses());
* }
*/
List<ClassOrInterface> importedClasses = new ArrayList<>();
for (JavaClassName name : forSourceFile.getImports()) {
// TODO: Hier werden imports von eigenen (.jav) Klassen nicht beachtet
ClassOrInterface importedClass = ASTFactory.createClass(
ClassLoader.getSystemClassLoader().loadClass(name.toString()));
ClassOrInterface importedClass = ASTFactory
.createClass(ClassLoader.getSystemClassLoader().loadClass(name.toString()));
importedClasses.add(importedClass);
allClasses.addAll(importedClasses);
}
@@ -113,168 +130,152 @@ public class JavaTXCompiler {
}
/*
public List<ResultSet> typeInferenceOld() throws ClassNotFoundException {
List<ClassOrInterface> allClasses = new ArrayList<>();//environment.getAllAvailableClasses();
//Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
for(SourceFile sf : this.sourceFiles.values()) {
allClasses.addAll(getAvailableClasses(sf));
allClasses.addAll(sf.getClasses());
}
final ConstraintSet<Pair> cons = getConstraints();
FiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses);
System.out.println(finiteClosure);
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(cons);
TypeUnify unify = new TypeUnify();
Set<Set<UnifyPair>> results = new HashSet<>();
try {
File logPath = new File(System.getProperty("user.dir")+"/target/logFiles/");
logPath.mkdirs();
FileWriter logFile = new FileWriter(new File(logPath, "log"));
logFile.write("FC:\\" + finiteClosure.toString()+"\n");
for(SourceFile sf : this.sourceFiles.values()) {
logFile.write(ASTTypePrinter.print(sf));
}
logFile.flush();
Set<List<Constraint<UnifyPair>>> cardProd = unifyCons.cartesianProduct();
for (List<Constraint<UnifyPair>> xCons : cardProd ){
Set<UnifyPair> xConsSet = new HashSet<>();
for (Constraint<UnifyPair> constraint : xCons) {
xConsSet.addAll(constraint);
}
//.collect(Collectors.toCollection(ArrayList::new))))
System.out.println(xConsSet);
Set<String> methodParaTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().map(y -> y.getParameterList().getFormalparalist()
.stream().filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;}, (a,b) -> { a.addAll(b); return a;} ) )
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;} );
Set<String> constructorParaTypeVarNames = allClasses.stream().map(x -> x.getConstructors().stream().map(y -> y.getParameterList().getFormalparalist()
.stream().filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;}, (a,b) -> { a.addAll(b); return a;} ) )
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;} );
Set<String> paraTypeVarNames = methodParaTypeVarNames;
paraTypeVarNames.addAll(constructorParaTypeVarNames);
Set<String> returnTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;} ).get();
Set<String> fieldTypeVarNames = allClasses.stream().map(x -> x.getFieldDecl().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;} ).get();
returnTypeVarNames.addAll(fieldTypeVarNames);
xConsSet = xConsSet.stream().map(x -> {
//Hier muss ueberlegt werden, ob
//1. alle Argument- und Retuntyp-Variablen in allen UnifyPairs
// mit disableWildcardtable() werden.
//2. alle Typvariablen mit Argument- oder Retuntyp-Variablen
//in Beziehung auch auf disableWildcardtable() gesetzt werden muessen
//PL 2018-04-23
if ((x.getLhsType() instanceof PlaceholderType)) {
if (paraTypeVarNames.contains(x.getLhsType().getName())) {
((PlaceholderType)x.getLhsType()).setVariance((byte)1);
((PlaceholderType)x.getLhsType()).disableWildcardtable();
}
if (returnTypeVarNames.contains(x.getLhsType().getName())) {
((PlaceholderType)x.getLhsType()).setVariance((byte)-1);
((PlaceholderType)x.getLhsType()).disableWildcardtable();
}
}
if ((x.getRhsType() instanceof PlaceholderType)) {
if (paraTypeVarNames.contains(x.getRhsType().getName())) {
((PlaceholderType)x.getRhsType()).setVariance((byte)1);
((PlaceholderType)x.getRhsType()).disableWildcardtable();
}
if (returnTypeVarNames.contains(x.getRhsType().getName())) {
((PlaceholderType)x.getRhsType()).setVariance((byte)-1);
((PlaceholderType)x.getRhsType()).disableWildcardtable();
}
}
return x;//HIER DIE JEWEILS RECHT BZW. LINKE SEITE AUF GLEICHE VARIANZ SETZEN WIE DIE JEWEILS ANDERE SEITE
}).map( y -> {
if ((y.getLhsType() instanceof PlaceholderType) && (y.getRhsType() instanceof PlaceholderType)) {
if (((PlaceholderType)y.getLhsType()).getVariance() != 0 && ((PlaceholderType)y.getRhsType()).getVariance() == 0) {
((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType()).getVariance());
}
if (((PlaceholderType)y.getLhsType()).getVariance() == 0 && ((PlaceholderType)y.getRhsType()).getVariance() != 0) {
((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType()).getVariance());
}
}
return y; } )
.collect(Collectors.toCollection(HashSet::new));
varianceInheritance(xConsSet);
Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure, logFile, log);
//Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
System.out.println("RESULT: " + result);
logFile.write("RES: " + result.toString()+"\n");
logFile.flush();
results.addAll(result);
}
results = results.stream().map(x -> {
Optional<Set<UnifyPair>> res = new RuleSet().subst(x.stream().map(y -> {
if (y.getPairOp() == PairOperator.SMALLERDOTWC) y.setPairOp(PairOperator.EQUALSDOT);
return y; //alle Paare a <.? b erden durch a =. b ersetzt
}).collect(Collectors.toCollection(HashSet::new)));
if (res.isPresent()) {//wenn subst ein Erg liefert wurde was veraendert
return new TypeUnifyTask().applyTypeUnificationRules(res.get(), finiteClosure);
}
else return x; //wenn nichts veraendert wurde wird x zurueckgegeben
}).collect(Collectors.toCollection(HashSet::new));
System.out.println("RESULT Final: " + results);
logFile.write("RES_FINAL: " + results.toString()+"\n");
logFile.flush();
logFile.write("PLACEHOLDERS: " + PlaceholderType.EXISTING_PLACEHOLDERS);
logFile.flush();
}
catch (IOException e) {
e.printStackTrace();
}
return results.stream().map((unifyPairs ->
new ResultSet(UnifyTypeFactory.convert(unifyPairs, generateTPHMap(cons))))).collect(Collectors.toList());
}
* public List<ResultSet> typeInferenceOld() throws ClassNotFoundException {
* List<ClassOrInterface> allClasses = new
* ArrayList<>();//environment.getAllAvailableClasses(); //Alle Importierten
* Klassen in allen geparsten Sourcefiles kommen ins FC for(SourceFile sf :
* this.sourceFiles.values()) { allClasses.addAll(getAvailableClasses(sf));
* allClasses.addAll(sf.getClasses()); }
*
* final ConstraintSet<Pair> cons = getConstraints();
*
* FiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses);
* System.out.println(finiteClosure); ConstraintSet<UnifyPair> unifyCons =
* UnifyTypeFactory.convert(cons);
*
* TypeUnify unify = new TypeUnify(); Set<Set<UnifyPair>> results = new
* HashSet<>(); try { File logPath = new
* File(System.getProperty("user.dir")+"/target/logFiles/"); logPath.mkdirs();
* FileWriter logFile = new FileWriter(new File(logPath, "log"));
* logFile.write("FC:\\" + finiteClosure.toString()+"\n"); for(SourceFile sf :
* this.sourceFiles.values()) { logFile.write(ASTTypePrinter.print(sf)); }
* logFile.flush(); Set<List<Constraint<UnifyPair>>> cardProd =
* unifyCons.cartesianProduct(); for (List<Constraint<UnifyPair>> xCons :
* cardProd ){ Set<UnifyPair> xConsSet = new HashSet<>(); for
* (Constraint<UnifyPair> constraint : xCons) { xConsSet.addAll(constraint); }
* //.collect(Collectors.toCollection(ArrayList::new))))
* System.out.println(xConsSet); Set<String> methodParaTypeVarNames =
* allClasses.stream().map(x -> x.getMethods().stream().map(y ->
* y.getParameterList().getFormalparalist() .stream().filter(z -> z.getType()
* instanceof TypePlaceholder) .map(z ->
* ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(
* HashSet::new))) .reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return
* a;}, (a,b) -> { a.addAll(b); return a;} ) ) .reduce(new HashSet<String>(),
* (a,b) -> { a.addAll(b); return a;} );
*
* Set<String> constructorParaTypeVarNames = allClasses.stream().map(x ->
* x.getConstructors().stream().map(y ->
* y.getParameterList().getFormalparalist() .stream().filter(z -> z.getType()
* instanceof TypePlaceholder) .map(z ->
* ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(
* HashSet::new))) .reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return
* a;}, (a,b) -> { a.addAll(b); return a;} ) ) .reduce(new HashSet<String>(),
* (a,b) -> { a.addAll(b); return a;} );
*
* Set<String> paraTypeVarNames = methodParaTypeVarNames;
* paraTypeVarNames.addAll(constructorParaTypeVarNames);
*
* Set<String> returnTypeVarNames = allClasses.stream().map(x ->
* x.getMethods().stream().filter(y -> y.getReturnType() instanceof
* TypePlaceholder) .map(z ->
* ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.
* toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;}
* ).get();
*
* Set<String> fieldTypeVarNames = allClasses.stream().map(x ->
* x.getFieldDecl().stream().filter(y -> y.getReturnType() instanceof
* TypePlaceholder) .map(z ->
* ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.
* toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;}
* ).get();
*
* returnTypeVarNames.addAll(fieldTypeVarNames);
*
* xConsSet = xConsSet.stream().map(x -> { //Hier muss ueberlegt werden, ob //1.
* alle Argument- und Retuntyp-Variablen in allen UnifyPairs // mit
* disableWildcardtable() werden. //2. alle Typvariablen mit Argument- oder
* Retuntyp-Variablen //in Beziehung auch auf disableWildcardtable() gesetzt
* werden muessen //PL 2018-04-23 if ((x.getLhsType() instanceof
* PlaceholderType)) { if (paraTypeVarNames.contains(x.getLhsType().getName()))
* { ((PlaceholderType)x.getLhsType()).setVariance((byte)1);
* ((PlaceholderType)x.getLhsType()).disableWildcardtable(); } if
* (returnTypeVarNames.contains(x.getLhsType().getName())) {
* ((PlaceholderType)x.getLhsType()).setVariance((byte)-1);
* ((PlaceholderType)x.getLhsType()).disableWildcardtable(); } } if
* ((x.getRhsType() instanceof PlaceholderType)) { if
* (paraTypeVarNames.contains(x.getRhsType().getName())) {
* ((PlaceholderType)x.getRhsType()).setVariance((byte)1);
* ((PlaceholderType)x.getRhsType()).disableWildcardtable(); } if
* (returnTypeVarNames.contains(x.getRhsType().getName())) {
* ((PlaceholderType)x.getRhsType()).setVariance((byte)-1);
* ((PlaceholderType)x.getRhsType()).disableWildcardtable(); } } return x;//HIER
* DIE JEWEILS RECHT BZW. LINKE SEITE AUF GLEICHE VARIANZ SETZEN WIE DIE JEWEILS
* ANDERE SEITE }).map( y -> { if ((y.getLhsType() instanceof PlaceholderType)
* && (y.getRhsType() instanceof PlaceholderType)) { if
* (((PlaceholderType)y.getLhsType()).getVariance() != 0 &&
* ((PlaceholderType)y.getRhsType()).getVariance() == 0) {
* ((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType(
* )).getVariance()); } if (((PlaceholderType)y.getLhsType()).getVariance() == 0
* && ((PlaceholderType)y.getRhsType()).getVariance() != 0) {
* ((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType(
* )).getVariance()); } } return y; } )
* .collect(Collectors.toCollection(HashSet::new));
* varianceInheritance(xConsSet); Set<Set<UnifyPair>> result =
* unify.unifySequential(xConsSet, finiteClosure, logFile, log);
* //Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
* System.out.println("RESULT: " + result); logFile.write("RES: " +
* result.toString()+"\n"); logFile.flush(); results.addAll(result); }
*
* results = results.stream().map(x -> { Optional<Set<UnifyPair>> res = new
* RuleSet().subst(x.stream().map(y -> { if (y.getPairOp() ==
* PairOperator.SMALLERDOTWC) y.setPairOp(PairOperator.EQUALSDOT); return y;
* //alle Paare a <.? b erden durch a =. b ersetzt
* }).collect(Collectors.toCollection(HashSet::new))); if (res.isPresent())
* {//wenn subst ein Erg liefert wurde was veraendert return new
* TypeUnifyTask().applyTypeUnificationRules(res.get(), finiteClosure); } else
* return x; //wenn nichts veraendert wurde wird x zurueckgegeben
* }).collect(Collectors.toCollection(HashSet::new));
* System.out.println("RESULT Final: " + results); logFile.write("RES_FINAL: " +
* results.toString()+"\n"); logFile.flush(); logFile.write("PLACEHOLDERS: " +
* PlaceholderType.EXISTING_PLACEHOLDERS); logFile.flush(); } catch (IOException
* e) { e.printStackTrace(); } return results.stream().map((unifyPairs -> new
* ResultSet(UnifyTypeFactory.convert(unifyPairs,
* generateTPHMap(cons))))).collect(Collectors.toList()); }
*/
/**
* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a)
* wenn a eine Variance !=0 hat auf alle Typvariablen in Theta.
* @param eq The set of constraints
* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a) wenn a eine
* Variance !=0 hat auf alle Typvariablen in Theta.
*
*
*/
/*
private void varianceInheritance(Set<UnifyPair> eq) {
Set<PlaceholderType> usedTPH = new HashSet<>();
Set<PlaceholderType> phSet = eq.stream().map(x -> {
Set<PlaceholderType> pair = new HashSet<>();
if (x.getLhsType() instanceof PlaceholderType) pair.add((PlaceholderType)x.getLhsType());
if (x.getRhsType() instanceof PlaceholderType) pair.add((PlaceholderType)x.getRhsType());
return pair;
}).reduce(new HashSet<>(), (a,b) -> { a.addAll(b); return a;} , (c,d) -> { c.addAll(d); return c;});
ArrayList<PlaceholderType> phSetVariance = new ArrayList<>(phSet);
phSetVariance.removeIf(x -> (x.getVariance() == 0));
while(!phSetVariance.isEmpty()) {
PlaceholderType a = phSetVariance.remove(0);
usedTPH.add(a);
//HashMap<PlaceholderType,Integer> ht = new HashMap<>();
//ht.put(a, a.getVariance());
Set<UnifyPair> eq1 = new HashSet<>(eq);
eq1.removeIf(x -> !(x.getLhsType() instanceof PlaceholderType && ((PlaceholderType)x.getLhsType()).equals(a)));
eq1.stream().forEach(x -> { x.getRhsType().accept(new distributeVariance(), a.getVariance());});
eq1 = new HashSet<>(eq);
eq1.removeIf(x -> !(x.getRhsType() instanceof PlaceholderType && ((PlaceholderType)x.getRhsType()).equals(a)));
eq1.stream().forEach(x -> { x.getLhsType().accept(new distributeVariance(), a.getVariance());});
phSetVariance = new ArrayList<>(phSet);
phSetVariance.removeIf(x -> (x.getVariance() == 0 || usedTPH.contains(x)));
}
}
* private void varianceInheritance(Set<UnifyPair> eq) { Set<PlaceholderType>
* usedTPH = new HashSet<>(); Set<PlaceholderType> phSet = eq.stream().map(x ->
* { Set<PlaceholderType> pair = new HashSet<>(); if (x.getLhsType() instanceof
* PlaceholderType) pair.add((PlaceholderType)x.getLhsType()); if
* (x.getRhsType() instanceof PlaceholderType)
* pair.add((PlaceholderType)x.getRhsType()); return pair; }).reduce(new
* HashSet<>(), (a,b) -> { a.addAll(b); return a;} , (c,d) -> { c.addAll(d);
* return c;});
*
* ArrayList<PlaceholderType> phSetVariance = new ArrayList<>(phSet);
* phSetVariance.removeIf(x -> (x.getVariance() == 0));
* while(!phSetVariance.isEmpty()) { PlaceholderType a =
* phSetVariance.remove(0); usedTPH.add(a); //HashMap<PlaceholderType,Integer>
* ht = new HashMap<>(); //ht.put(a, a.getVariance()); Set<UnifyPair> eq1 = new
* HashSet<>(eq); eq1.removeIf(x -> !(x.getLhsType() instanceof PlaceholderType
* && ((PlaceholderType)x.getLhsType()).equals(a))); eq1.stream().forEach(x -> {
* x.getRhsType().accept(new distributeVariance(), a.getVariance());}); eq1 =
* new HashSet<>(eq); eq1.removeIf(x -> !(x.getRhsType() instanceof
* PlaceholderType && ((PlaceholderType)x.getRhsType()).equals(a)));
* eq1.stream().forEach(x -> { x.getLhsType().accept(new distributeVariance(),
* a.getVariance());}); phSetVariance = new ArrayList<>(phSet);
* phSetVariance.removeIf(x -> (x.getVariance() == 0 || usedTPH.contains(x))); }
* }
*/
public UnifyResultModel typeInferenceAsync() throws ClassNotFoundException {
public UnifyResultModel typeInferenceAsync(UnifyResultListener resultListener, Writer logFile)
throws ClassNotFoundException {
List<ClassOrInterface> allClasses = new ArrayList<>();// environment.getAllAvailableClasses();
// Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
for (SourceFile sf : this.sourceFiles.values()) {
@@ -284,22 +285,23 @@ public class JavaTXCompiler {
final ConstraintSet<Pair> cons = getConstraints();
Set<Set<UnifyPair>> results = new HashSet<>();
UnifyResultModel urm = new UnifyResultModel();
UnifyResultModel urm = null;
// urm.addUnifyResultListener(resultListener);
try {
FileWriter logFile = new FileWriter(new File(System.getProperty("user.dir")+"/src/test/java/logFiles/"+"log_"+sourceFiles.keySet().iterator().next().getName()));
logFile = logFile == null
? new FileWriter(new File("log_" + sourceFiles.keySet().iterator().next().getName()))
: logFile;
IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses, logFile);
System.out.println(finiteClosure);
urm = new UnifyResultModel(cons, finiteClosure);
urm.addUnifyResultListener(resultListener);
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(cons);
Function<UnifyPair, UnifyPair> distributeInnerVars =
x -> {
Function<UnifyPair, UnifyPair> distributeInnerVars = x -> {
UnifyType lhs, rhs;
if (((lhs = x.getLhsType()) instanceof PlaceholderType)
&& ((rhs = x.getRhsType()) instanceof PlaceholderType)
&& (((PlaceholderType)lhs).isInnerType()
|| ((PlaceholderType)rhs).isInnerType()))
{
&& (((PlaceholderType) lhs).isInnerType() || ((PlaceholderType) rhs).isInnerType())) {
((PlaceholderType) lhs).setInnerType(true);
((PlaceholderType) rhs).setInnerType(true);
}
@@ -317,27 +319,58 @@ public class JavaTXCompiler {
}
logFile.flush();
Set<String> methodParaTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().map(y -> y.getParameterList().getFormalparalist()
.stream().filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;}, (a,b) -> { a.addAll(b); return a;} ) )
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;} );
Set<String> methodParaTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream()
.map(y -> y.getParameterList().getFormalparalist().stream()
.filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder) z.getType()).getName())
.collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a, b) -> {
a.addAll(b);
return a;
}, (a, b) -> {
a.addAll(b);
return a;
})).reduce(new HashSet<String>(), (a, b) -> {
a.addAll(b);
return a;
});
Set<String> constructorParaTypeVarNames = allClasses.stream().map(x -> x.getConstructors().stream().map(y -> y.getParameterList().getFormalparalist()
.stream().filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;}, (a,b) -> { a.addAll(b); return a;} ) )
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;} );
Set<String> constructorParaTypeVarNames = allClasses.stream().map(x -> x.getConstructors().stream()
.map(y -> y.getParameterList().getFormalparalist().stream()
.filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder) z.getType()).getName())
.collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a, b) -> {
a.addAll(b);
return a;
}, (a, b) -> {
a.addAll(b);
return a;
})).reduce(new HashSet<String>(), (a, b) -> {
a.addAll(b);
return a;
});
Set<String> paraTypeVarNames = methodParaTypeVarNames;
paraTypeVarNames.addAll(constructorParaTypeVarNames);
Set<String> returnTypeVarNames = allClasses.stream()
.map(x -> x.getMethods().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder) z.getReturnType()).getName())
.collect(Collectors.toCollection(HashSet::new)))
.reduce((a, b) -> {
a.addAll(b);
return a;
}).get();
Set<String> returnTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;} ).get();
Set<String> fieldTypeVarNames = allClasses.stream().map(x -> x.getFieldDecl().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;} ).get();
Set<String> fieldTypeVarNames = allClasses.stream()
.map(x -> x.getFieldDecl().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder) z.getReturnType()).getName())
.collect(Collectors.toCollection(HashSet::new)))
.reduce((a, b) -> {
a.addAll(b);
return a;
}).get();
returnTypeVarNames.addAll(fieldTypeVarNames);
@@ -368,31 +401,32 @@ public class JavaTXCompiler {
((PlaceholderType) x.getRhsType()).disableWildcardtable();
}
}
return x;//HIER DIE JEWEILS RECHT BZW. LINKE SEITE AUF GLEICHE VARIANZ SETZEN WIE DIE JEWEILS ANDERE SEITE
return x;// HIER DIE JEWEILS RECHT BZW. LINKE SEITE AUF GLEICHE VARIANZ SETZEN WIE DIE
// JEWEILS ANDERE SEITE
});
Set<PlaceholderType> varianceTPHold;
Set<PlaceholderType> varianceTPH = new HashSet<>();
varianceTPH = varianceInheritanceConstraintSet(unifyCons);
/* PL 2018-11-07 wird in varianceInheritanceConstraintSet erledigt
do { //PL 2018-11-05 Huellenbildung Variance auf alle TPHs der Terme auf der jeweiligen
//anderen Seite übertragen
varianceTPHold = new HashSet<>(varianceTPH);
varianceTPH = varianceInheritanceConstraintSet(unifyCons);
unifyCons.map( y -> {
if ((y.getLhsType() instanceof PlaceholderType) && (y.getRhsType() instanceof PlaceholderType)) {
if (((PlaceholderType)y.getLhsType()).getVariance() != 0 && ((PlaceholderType)y.getRhsType()).getVariance() == 0) {
((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType()).getVariance());
}
if (((PlaceholderType)y.getLhsType()).getVariance() == 0 && ((PlaceholderType)y.getRhsType()).getVariance() != 0) {
((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType()).getVariance());
}
}
return y; } ); }
while (!varianceTPHold.equals(varianceTPH));
/*
* PL 2018-11-07 wird in varianceInheritanceConstraintSet erledigt do { //PL
* 2018-11-05 Huellenbildung Variance auf alle TPHs der Terme auf der jeweiligen
* //anderen Seite übertragen varianceTPHold = new HashSet<>(varianceTPH);
* varianceTPH = varianceInheritanceConstraintSet(unifyCons); unifyCons.map( y
* -> { if ((y.getLhsType() instanceof PlaceholderType) && (y.getRhsType()
* instanceof PlaceholderType)) { if
* (((PlaceholderType)y.getLhsType()).getVariance() != 0 &&
* ((PlaceholderType)y.getRhsType()).getVariance() == 0) {
* ((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType(
* )).getVariance()); } if (((PlaceholderType)y.getLhsType()).getVariance() == 0
* && ((PlaceholderType)y.getRhsType()).getVariance() != 0) {
* ((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType(
* )).getVariance()); } } return y; } ); } while
* (!varianceTPHold.equals(varianceTPH));
*/
//Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure, logFile, log);
// Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure,
// logFile, log);
// Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
List<Set<Set<UnifyPair>>> oderConstraints = unifyCons.getOderConstraints().stream().map(x -> {
Set<Set<UnifyPair>> ret = new HashSet<>();
@@ -401,15 +435,14 @@ public class JavaTXCompiler {
}
return ret;
}).collect(Collectors.toCollection(ArrayList::new));
unify.unifyAsync(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, cons, urm);
}
catch (IOException e) {
unify.unifyAsync(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, urm,
usedTasks);
} catch (IOException e) {
System.err.println("kein LogFile");
}
return urm;
}
public List<ResultSet> typeInference() throws ClassNotFoundException {
List<ClassOrInterface> allClasses = new ArrayList<>();// environment.getAllAvailableClasses();
// Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
@@ -421,29 +454,29 @@ public class JavaTXCompiler {
final ConstraintSet<Pair> cons = getConstraints();
Set<Set<UnifyPair>> results = new HashSet<>();
try {
FileWriter logFile = new FileWriter(new File(System.getProperty("user.dir")+"/src/test/java/logFiles/"+"log_"+sourceFiles.keySet().iterator().next().getName()));
Writer logFile = // new OutputStreamWriter(new NullOutputStream());
// new FileWriter(new
// File(System.getProperty("user.dir")+"/src/test/resources/logFiles/"+"log_"+sourceFiles.keySet().iterator().next().getName()));
new FileWriter(new File(System.getProperty("user.dir") + "/logFiles/" + "log_"
+ sourceFiles.keySet().iterator().next().getName()));
IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses, logFile);
System.out.println(finiteClosure);
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(cons);
Function<UnifyPair, UnifyPair> distributeInnerVars =
x -> {
Function<UnifyPair, UnifyPair> distributeInnerVars = x -> {
UnifyType lhs, rhs;
if (((lhs = x.getLhsType()) instanceof PlaceholderType)
&& ((rhs = x.getRhsType()) instanceof PlaceholderType)
&& (((PlaceholderType)lhs).isInnerType()
|| ((PlaceholderType)rhs).isInnerType()))
{
&& (((PlaceholderType) lhs).isInnerType() || ((PlaceholderType) rhs).isInnerType())) {
((PlaceholderType) lhs).setInnerType(true);
((PlaceholderType) rhs).setInnerType(true);
}
return x;
};
logFile.write(unifyCons.toString());
logFile.write("Unify:" + unifyCons.toString());
unifyCons = unifyCons.map(distributeInnerVars);
logFile.write(unifyCons.toString());
logFile.write("\nUnify_distributeInnerVars: " + unifyCons.toString());
TypeUnify unify = new TypeUnify();
// Set<Set<UnifyPair>> results = new HashSet<>(); Nach vorne gezogen
logFile.write("FC:\\" + finiteClosure.toString() + "\n");
@@ -452,27 +485,58 @@ public class JavaTXCompiler {
}
logFile.flush();
Set<String> methodParaTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().map(y -> y.getParameterList().getFormalparalist()
.stream().filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;}, (a,b) -> { a.addAll(b); return a;} ) )
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;} );
Set<String> methodParaTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream()
.map(y -> y.getParameterList().getFormalparalist().stream()
.filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder) z.getType()).getName())
.collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a, b) -> {
a.addAll(b);
return a;
}, (a, b) -> {
a.addAll(b);
return a;
})).reduce(new HashSet<String>(), (a, b) -> {
a.addAll(b);
return a;
});
Set<String> constructorParaTypeVarNames = allClasses.stream().map(x -> x.getConstructors().stream().map(y -> y.getParameterList().getFormalparalist()
.stream().filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;}, (a,b) -> { a.addAll(b); return a;} ) )
.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;} );
Set<String> constructorParaTypeVarNames = allClasses.stream().map(x -> x.getConstructors().stream()
.map(y -> y.getParameterList().getFormalparalist().stream()
.filter(z -> z.getType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder) z.getType()).getName())
.collect(Collectors.toCollection(HashSet::new)))
.reduce(new HashSet<String>(), (a, b) -> {
a.addAll(b);
return a;
}, (a, b) -> {
a.addAll(b);
return a;
})).reduce(new HashSet<String>(), (a, b) -> {
a.addAll(b);
return a;
});
Set<String> paraTypeVarNames = methodParaTypeVarNames;
paraTypeVarNames.addAll(constructorParaTypeVarNames);
Set<String> returnTypeVarNames = allClasses.stream()
.map(x -> x.getMethods().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder) z.getReturnType()).getName())
.collect(Collectors.toCollection(HashSet::new)))
.reduce((a, b) -> {
a.addAll(b);
return a;
}).get();
Set<String> returnTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;} ).get();
Set<String> fieldTypeVarNames = allClasses.stream().map(x -> x.getFieldDecl().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;} ).get();
Set<String> fieldTypeVarNames = allClasses.stream()
.map(x -> x.getFieldDecl().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
.map(z -> ((TypePlaceholder) z.getReturnType()).getName())
.collect(Collectors.toCollection(HashSet::new)))
.reduce((a, b) -> {
a.addAll(b);
return a;
}).get();
returnTypeVarNames.addAll(fieldTypeVarNames);
@@ -503,31 +567,32 @@ public class JavaTXCompiler {
((PlaceholderType) x.getRhsType()).disableWildcardtable();
}
}
return x;//HIER DIE JEWEILS RECHT BZW. LINKE SEITE AUF GLEICHE VARIANZ SETZEN WIE DIE JEWEILS ANDERE SEITE
return x;// HIER DIE JEWEILS RECHT BZW. LINKE SEITE AUF GLEICHE VARIANZ SETZEN WIE DIE
// JEWEILS ANDERE SEITE
});
Set<PlaceholderType> varianceTPHold;
Set<PlaceholderType> varianceTPH = new HashSet<>();
varianceTPH = varianceInheritanceConstraintSet(unifyCons);
/* PL 2018-11-07 wird in varianceInheritanceConstraintSet erledigt
do { //PL 2018-11-05 Huellenbildung Variance auf alle TPHs der Terme auf der jeweiligen
//anderen Seite übertragen
varianceTPHold = new HashSet<>(varianceTPH);
varianceTPH = varianceInheritanceConstraintSet(unifyCons);
unifyCons.map( y -> {
if ((y.getLhsType() instanceof PlaceholderType) && (y.getRhsType() instanceof PlaceholderType)) {
if (((PlaceholderType)y.getLhsType()).getVariance() != 0 && ((PlaceholderType)y.getRhsType()).getVariance() == 0) {
((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType()).getVariance());
}
if (((PlaceholderType)y.getLhsType()).getVariance() == 0 && ((PlaceholderType)y.getRhsType()).getVariance() != 0) {
((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType()).getVariance());
}
}
return y; } ); }
while (!varianceTPHold.equals(varianceTPH));
/*
* PL 2018-11-07 wird in varianceInheritanceConstraintSet erledigt do { //PL
* 2018-11-05 Huellenbildung Variance auf alle TPHs der Terme auf der jeweiligen
* //anderen Seite übertragen varianceTPHold = new HashSet<>(varianceTPH);
* varianceTPH = varianceInheritanceConstraintSet(unifyCons); unifyCons.map( y
* -> { if ((y.getLhsType() instanceof PlaceholderType) && (y.getRhsType()
* instanceof PlaceholderType)) { if
* (((PlaceholderType)y.getLhsType()).getVariance() != 0 &&
* ((PlaceholderType)y.getRhsType()).getVariance() == 0) {
* ((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType(
* )).getVariance()); } if (((PlaceholderType)y.getLhsType()).getVariance() == 0
* && ((PlaceholderType)y.getRhsType()).getVariance() != 0) {
* ((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType(
* )).getVariance()); } } return y; } ); } while
* (!varianceTPHold.equals(varianceTPH));
*/
//Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure, logFile, log);
// Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure,
// logFile, log);
// Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
List<Set<Set<UnifyPair>>> oderConstraints = unifyCons.getOderConstraints().stream().map(x -> {
Set<Set<UnifyPair>> ret = new HashSet<>();
@@ -538,10 +603,11 @@ public class JavaTXCompiler {
}).collect(Collectors.toCollection(ArrayList::new));
if (resultmodel) {
/* UnifyResultModel Anfang */
UnifyResultModel urm = new UnifyResultModel();
UnifyResultModel urm = new UnifyResultModel(cons, finiteClosure);
UnifyResultListenerImpl li = new UnifyResultListenerImpl();
urm.addUnifyResultListener(li);
unify.unifyParallel(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, cons, urm);
unify.unifyParallel(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, urm,
usedTasks);
System.out.println("RESULT Final: " + li.getResults());
logFile.write("RES_FINAL: " + li.getResults().toString() + "\n");
logFile.flush();
@@ -549,53 +615,64 @@ public class JavaTXCompiler {
}
/* UnifyResultModel End */
else {
Set<Set<UnifyPair>> result = unify.unify(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, cons);
//Set<Set<UnifyPair>> result = unify.unifyOderConstraints(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, cons);
// Set<Set<UnifyPair>> result = unify.unify(unifyCons.getUndConstraints(),
// oderConstraints, finiteClosure, logFile, log, new UnifyResultModel(cons,
// finiteClosure));
Set<Set<UnifyPair>> result = unify.unifyOderConstraints(unifyCons.getUndConstraints(), oderConstraints,
finiteClosure, logFile, log, new UnifyResultModel(cons, finiteClosure), usedTasks);
System.out.println("RESULT: " + result);
logFile.write("RES: " + result.toString() + "\n");
logFile.flush();
results.addAll(result);
results = results.stream().map(x -> {
Optional<Set<UnifyPair>> res = new RuleSet().subst(x.stream().map(y -> {
if (y.getPairOp() == PairOperator.SMALLERDOTWC) y.setPairOp(PairOperator.EQUALSDOT);
if (y.getPairOp() == PairOperator.SMALLERDOTWC)
y.setPairOp(PairOperator.EQUALSDOT);
return y; // alle Paare a <.? b erden durch a =. b ersetzt
}).collect(Collectors.toCollection(HashSet::new)));
if (res.isPresent()) {// wenn subst ein Erg liefert wurde was veraendert
return new TypeUnifyTask().applyTypeUnificationRules(res.get(), finiteClosure);
}
else return x; //wenn nichts veraendert wurde wird x zurueckgegeben
} else
return x; // wenn nichts veraendert wurde wird x zurueckgegeben
}).collect(Collectors.toCollection(HashSet::new));
System.out.println("RESULT Final: " + results);
logFile.write("RES_FINAL: " + results.toString() + "\n");
logFile.flush();
logFile.write("PLACEHOLDERS: " + PlaceholderType.EXISTING_PLACEHOLDERS);
logFile.flush();
}}
catch (IOException e) {
}
} catch (IOException e) {
System.err.println("kein LogFile");
}
return results.stream().map((unifyPairs ->
new ResultSet(UnifyTypeFactory.convert(unifyPairs, Pair.generateTPHMap(cons))))).collect(Collectors.toList());
return results.stream()
.map((unifyPairs -> new ResultSet(UnifyTypeFactory.convert(unifyPairs, Pair.generateTPHMap(cons)))))
.collect(Collectors.toList());
}
/**
* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a)
* wenn a eine Variance !=0 hat auf alle Typvariablen in Theta.
* @param eq The set of constraints
* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a) wenn a eine
* Variance !=0 hat auf alle Typvariablen in Theta.
*
*
*/
private Set<PlaceholderType> varianceInheritanceConstraintSet(ConstraintSet<UnifyPair> cons) {
Set<UnifyPair> eq = cons.getAll();
Set<PlaceholderType> usedTPH = new HashSet<>();
Set<PlaceholderType> phSet = eq.stream().map(x -> {
Set<PlaceholderType> pair = new HashSet<>();
if (x.getLhsType() instanceof PlaceholderType) pair.add((PlaceholderType)x.getLhsType());
if (x.getRhsType() instanceof PlaceholderType) pair.add((PlaceholderType)x.getRhsType());
if (x.getLhsType() instanceof PlaceholderType)
pair.add((PlaceholderType) x.getLhsType());
if (x.getRhsType() instanceof PlaceholderType)
pair.add((PlaceholderType) x.getRhsType());
return pair;
}).reduce(new HashSet<>(), (a,b) -> { a.addAll(b); return a;} , (c,d) -> { c.addAll(d); return c;});
}).reduce(new HashSet<>(), (a, b) -> {
a.addAll(b);
return a;
}, (c, d) -> {
c.addAll(d);
return c;
});
ArrayList<PlaceholderType> phSetVariance = new ArrayList<>(phSet);
phSetVariance.removeIf(x -> (x.getVariance() == 0));
@@ -605,7 +682,8 @@ public class JavaTXCompiler {
// HashMap<PlaceholderType,Integer> ht = new HashMap<>();
// ht.put(a, a.getVariance());
// ConstraintSet<UnifyPair> eq1 = cons;
//eq1.removeIf(x -> !(x.getLhsType() instanceof PlaceholderType && ((PlaceholderType)x.getLhsType()).equals(a)));
// eq1.removeIf(x -> !(x.getLhsType() instanceof PlaceholderType &&
// ((PlaceholderType)x.getLhsType()).equals(a)));
// durch if-Abfrage im foreach geloest
cons.forEach(x -> {
if (x.getLhsType() instanceof PlaceholderType && ((PlaceholderType) x.getLhsType()).equals(a)) {
@@ -613,38 +691,95 @@ public class JavaTXCompiler {
}
});
// ` eq1 = new HashSet<>(eq);
//eq1.removeIf(x -> !(x.getRhsType() instanceof PlaceholderType && ((PlaceholderType)x.getRhsType()).equals(a)));
// eq1.removeIf(x -> !(x.getRhsType() instanceof PlaceholderType &&
// ((PlaceholderType)x.getRhsType()).equals(a)));
// durch if-Abfrage im foreach geloest
cons.forEach(x -> {
if (x.getRhsType() instanceof PlaceholderType && ((PlaceholderType) x.getRhsType()).equals(a)) {
x.getLhsType().accept(new distributeVariance(), a.getVariance());
}
});
phSetVariance = new ArrayList<>(phSet); //macht vermutlich keinen Sinn PL 2018-10-18, doch, es koennen neue TPHs mit Variancen dazugekommen sein PL 2018-11-07
phSetVariance = new ArrayList<>(phSet); // macht vermutlich keinen Sinn PL 2018-10-18, doch, es koennen neue
// TPHs mit Variancen dazugekommen sein PL 2018-11-07
phSetVariance.removeIf(x -> (x.getVariance() == 0 || usedTPH.contains(x)));
}
return usedTPH;
}
private SourceFile parse(File sourceFile) throws IOException, java.lang.ClassNotFoundException {
CompilationUnitContext tree = JavaTXParser.parse(sourceFile);
SyntaxTreeGenerator generator = new SyntaxTreeGenerator(environment.getRegistry(sourceFile), new GenericsRegistry(null));
SyntaxTreeGenerator generator = new SyntaxTreeGenerator(environment.getRegistry(sourceFile),
new GenericsRegistry(null));
SourceFile ret = generator.convert(tree, environment.packageCrawler);
return ret;
}
public synchronized void generateBytecodForFile(String path, /* HashMap<String, byte[]> classFiles,*/ SourceFile sf,
List<ResultSet> typeinferenceResult, List<GenericGenratorResultForSourceFile> genericResultsRet) throws IOException {
//genericResultsRet is empty; fuer die Rückgabe
try {
HashMap<String, byte[]> classFiles = new HashMap<>();
List<GenericGenratorResultForSourceFile> genericResults = getGeneratedGenericResultsForAllSourceFiles(typeinferenceResult);
genericResultsRet.addAll(genericResults);//fuer Rueckgabe
BytecodeGen bytecodeGen = new BytecodeGen(classFiles,typeinferenceResult, genericResults, sf,path);
bytecodeGen.visit(sf);
this.writeClassFile(bytecodeGen.getClassFiles(), path);
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public List<GenericGenratorResultForSourceFile> getGeneratedGenericResultsForAllSourceFiles()
throws ClassNotFoundException {
List<GenericGenratorResultForSourceFile> result = new ArrayList<>();
for (File f : sourceFiles.keySet()) {
SourceFile sf = sourceFiles.get(f);
List<ResultSet> typeinferenceResult = this.typeInference();
GeneratedGenericsFinder sResFinder = new GeneratedGenericsFinder(sf, typeinferenceResult);
GenericGenratorResultForSourceFile simplifyResOfSF = sResFinder.findGeneratedGenerics();
result.add(simplifyResOfSF);
}
return result;
}
public List<GenericGenratorResultForSourceFile> getGeneratedGenericResultsForAllSourceFiles(
List<ResultSet> typeinferenceResult) throws ClassNotFoundException {
List<GenericGenratorResultForSourceFile> result = new ArrayList<>();
for (File f : sourceFiles.keySet()) {
SourceFile sf = sourceFiles.get(f);
GeneratedGenericsFinder sResFinder = new GeneratedGenericsFinder(sf, typeinferenceResult);
GenericGenratorResultForSourceFile simplifyResOfSF = sResFinder.findGeneratedGenerics();
result.add(simplifyResOfSF);
}
return result;
}
// um pfad erweitern
public void generateBytecode(String path) throws ClassNotFoundException, IOException {
public void generateBytecode(String path) throws ClassNotFoundException, IOException, BytecodeGeneratorError {
List<ResultSet> typeinferenceResult = this.typeInference();
List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles = getGeneratedGenericResultsForAllSourceFiles(
typeinferenceResult);
generateBytecode(path, typeinferenceResult, simplifyResultsForAllSourceFiles);
}
/**
* @param path
* @param typeinferenceResult
* @param simplifyResultsForAllSourceFiles
* @throws IOException
*/
public void generateBytecode(String path, List<ResultSet> typeinferenceResult,
List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles) throws IOException {
for (File f : sourceFiles.keySet()) {
HashMap<String, byte[]> classFiles = new HashMap<>();
SourceFile sf = sourceFiles.get(f);
List<ResultSet> typeinferenceResult = this.typeInference();
BytecodeGen bytecodeGen = new BytecodeGen(classFiles,typeinferenceResult,sf,path);
// BytecodeGen bytecodeGen = new BytecodeGen(classFiles,typeinferenceResult.get(0));
BytecodeGen bytecodeGen = new BytecodeGen(classFiles, typeinferenceResult, simplifyResultsForAllSourceFiles,
sf, path);
bytecodeGen.visit(sf);
this.writeClassFile(bytecodeGen.getClassFiles(), path);
writeClassFile(bytecodeGen.getClassFiles(), path);
}
}
@@ -653,11 +788,13 @@ public class JavaTXCompiler {
for (String name : classFiles.keySet()) {
byte[] bytecode = classFiles.get(name);
System.out.println("generating " + name + ".class file ...");
//output = new FileOutputStream(new File(System.getProperty("user.dir") + "/testBytecode/generatedBC/" +name+".class"));
// output = new FileOutputStream(new File(System.getProperty("user.dir") +
// "/testBytecode/generatedBC/" +name+".class"));
output = new FileOutputStream(new File(path + name + ".class"));
output.write(bytecode);
output.close();
System.out.println(name + ".class file generated");
}
}
}

@@ -35,7 +35,7 @@ public class SyntaxTreeGenerator{
Set<JavaClassName> imports = new HashSet();
private Map<String, RefTypeOrTPHOrWildcardOrGeneric> fields = new HashMap<>(); //PL 2018-11-01 fields eingefuegt, damit die fields immer die gleiche TPH bekommen
List<Statement> fieldInitializations = new ArrayList<>();
List<Statement> fieldInitializations = new ArrayList<>(); //PL 2019-10-23: Muss für jede Klasse neu initilisiert werden
public SyntaxTreeGenerator(JavaClassRegistry reg, GenericsRegistry globalGenerics){
//Die Generics müssen während des Bauens des AST erstellt werden,
@@ -159,6 +159,7 @@ public class SyntaxTreeGenerator{
private ClassOrInterface convertClass(Java8Parser.ClassDeclarationContext ctx) {
ClassOrInterface newClass;
fieldInitializations = new ArrayList<>(); //PL 2019-10-22: muss für jede Klasse neu initilisiert werden
if(ctx.normalClassDeclaration() != null){
newClass = convertNormal(ctx.normalClassDeclaration());
}
@@ -358,7 +359,7 @@ public class SyntaxTreeGenerator{
&& fieldDeclarationContext.unannTypeOrAuto().unannType() != null){
fieldType = TypeGenerator.convert(fieldDeclarationContext.unannTypeOrAuto().unannType(), reg, generics);
}else{
fieldType = TypePlaceholder.fresh(fieldDeclarationContext.getStart());
fieldType = TypePlaceholder.fresh(fieldDeclarationContext.variableDeclaratorList().getStart()); //PL 2019-12-06: variableDeclaratorList() eingefuegt, um als Token nicht die Modifier zu bekommen
}
for(Java8Parser.VariableDeclaratorContext varCtx : fieldDeclarationContext.variableDeclaratorList().variableDeclarator()){
String fieldName = convert(varCtx.variableDeclaratorId());

@@ -3,31 +3,37 @@ package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.exceptions.TypeinferenceException;
import de.dhbwstuttgart.parser.antlr.Java8Parser;
import de.dhbwstuttgart.parser.antlr.Java8Parser.UnannClassType_lfno_unannClassOrInterfaceTypeContext;
import de.dhbwstuttgart.parser.scope.GenericsRegistry;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
import de.dhbwstuttgart.syntaxtree.GenericDeclarationList;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import org.antlr.v4.runtime.Token;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class TypeGenerator {
public static RefTypeOrTPHOrWildcardOrGeneric convert(Java8Parser.UnannClassOrInterfaceTypeContext unannClassOrInterfaceTypeContext, JavaClassRegistry reg, GenericsRegistry generics) {
Java8Parser.TypeArgumentsContext arguments;
Java8Parser.TypeArgumentsContext arguments=null;
/* PL 2019-03-19 auskommentiert ANFANG
if(unannClassOrInterfaceTypeContext.unannClassType_lfno_unannClassOrInterfaceType() != null){
arguments = unannClassOrInterfaceTypeContext.unannClassType_lfno_unannClassOrInterfaceType().typeArguments();
}else{// if(unannClassOrInterfaceTypeContext.unannInterfaceType_lfno_unannClassOrInterfaceType() != null){
arguments = unannClassOrInterfaceTypeContext.unannInterfaceType_lfno_unannClassOrInterfaceType().unannClassType_lfno_unannClassOrInterfaceType().typeArguments();
}
PL 2019-03-19 auskommentiert ENDE */
/**
* Problem sind hier die verschachtelten Typen mit verschachtelten Typargumenten
* Beispiel: Typ<String>.InnererTyp<Integer>
@@ -35,6 +41,28 @@ public class TypeGenerator {
String name = unannClassOrInterfaceTypeContext.getText();
if(name.contains("<")){
name = name.split("<")[0]; //Der Typ ist alles vor den ersten Argumenten
/* Fuer Debug-Zwecke
unannClassOrInterfaceTypeContext.unannInterfaceType_lfno_unannClassOrInterfaceType();
unannClassOrInterfaceTypeContext.unannClassType_lfno_unannClassOrInterfaceType().getText();
//unannClassOrInterfaceTypeContext.unannInterfaceType_lfno_unannClassOrInterfaceType().unannClassType_lfno_unannClassOrInterfaceType().typeArguments();
//UnannClassType_lfno_unannClassOrInterfaceTypeContext
unannClassOrInterfaceTypeContext.unannClassType_lf_unannClassOrInterfaceType(0);
unannClassOrInterfaceTypeContext.unannClassType_lf_unannClassOrInterfaceType(0).getText();
unannClassOrInterfaceTypeContext.unannClassType_lf_unannClassOrInterfaceType(1);
unannClassOrInterfaceTypeContext.unannClassType_lf_unannClassOrInterfaceType(1).getText();
unannClassOrInterfaceTypeContext.unannClassType_lfno_unannClassOrInterfaceType().getText();
//unannClassOrInterfaceTypeContext.unannInterfaceType_lf_unannClassOrInterfaceType();
//unannClassOrInterfaceTypeContext.unannInterfaceType_lf_unannClassOrInterfaceType(0).getText();
//unannClassOrInterfaceTypeContext.unannInterfaceType_lf_unannClassOrInterfaceType(1).getText();
//unannClassOrInterfaceTypeContext.unannInterfaceType_lfno_unannClassOrInterfaceType().getText();
*/
int lastElement = new ArrayList<>(unannClassOrInterfaceTypeContext.unannClassType_lf_unannClassOrInterfaceType()).size()-1;
if (lastElement >=0) {//qualifizierter Name z.B.: java.util.Vector
arguments = unannClassOrInterfaceTypeContext.unannClassType_lf_unannClassOrInterfaceType(lastElement).typeArguments();
}
else { //unqualifizierter Name z.B.: Vector
arguments = unannClassOrInterfaceTypeContext.unannClassType_lfno_unannClassOrInterfaceType().typeArguments();
}
}
return convertTypeName(name, arguments, unannClassOrInterfaceTypeContext.getStart(), reg, generics);
}
@@ -133,18 +161,35 @@ public class TypeGenerator {
}
}
public static RefTypeOrTPHOrWildcardOrGeneric convert(Java8Parser.WildcardContext wildcardContext, JavaClassRegistry reg, GenericsRegistry generics) {
if(wildcardContext.wildcardBounds() != null){
if(wildcardContext.wildcardBounds().getText().substring(0, 7).equals("extends")){
return new ExtendsWildcardType(convert(wildcardContext.wildcardBounds().referenceType(), reg, generics), wildcardContext.getStart());
}else{
return new SuperWildcardType(convert(wildcardContext.wildcardBounds().referenceType(), reg, generics), wildcardContext.getStart());
}
}else{
throw new NotImplementedException(); //Wildcard ohne Bound
}
}
public static RefTypeOrTPHOrWildcardOrGeneric convertTypeName(String name, Token offset, JavaClassRegistry reg, GenericsRegistry generics){
return convertTypeName(name, null, offset, reg, generics);
}
public static RefTypeOrTPHOrWildcardOrGeneric convertTypeName(
String name, Java8Parser.TypeArgumentsContext typeArguments, Token offset, JavaClassRegistry reg, GenericsRegistry generics){
if(!reg.contains(name)){ //Dann könnte es ein Generische Type sein
if(!reg.contains(name)){ //Dann könnte es ein generischer Type oder ein FunN$$-Type sein
if(generics.contains(name)){
return new GenericRefType(name, offset);
}else{
Pattern p = Pattern.compile("Fun(\\d+)[$][$]");
Matcher m = p.matcher(name);
if (m.matches()) {//es ist FunN$$-Type
return new RefType(new JavaClassName(name), convert(typeArguments, reg, generics), offset);
} else {
throw new TypeinferenceException("Der Typ "+ name + " ist nicht vorhanden",offset);
}
}}
}
if(typeArguments == null){
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
@@ -162,7 +207,7 @@ public class TypeGenerator {
List<RefTypeOrTPHOrWildcardOrGeneric> ret = new ArrayList<>();
for(Java8Parser.TypeArgumentContext arg : typeArguments.typeArgumentList().typeArgument()){
if(arg.wildcard() != null){
throw new NotImplementedException();
ret.add(convert(arg.wildcard(), reg, generics));
}else{
ret.add(convert(arg.referenceType(), reg, generics));
}

@@ -80,6 +80,9 @@ public abstract class AbstractASTWalker implements ASTVisitor{
for(Field f : classOrInterface.getFieldDecl()){
f.accept(this);
}
for(Constructor c : classOrInterface.getConstructors()){
c.accept(this);
}
for(Method m : classOrInterface.getMethods()){
m.accept(this);
}

@@ -6,7 +6,7 @@ import org.antlr.v4.runtime.Token;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
/**
* Eine Feldinitialisation steht für eine Felddeklaration mit gleichzeitiger Wertzuweisung
* Eine Feldinitialisation steht für eine Felddeklaration mit gleichzeitiger Wertzuweisung
* Beispiel: 'public Feld FeldVar = FeldWert;'
* @author janulrich
*
@@ -17,7 +17,7 @@ public class FieldDeclaration extends Field{
/**
* Dieser Konstruktor der FieldDeclaration erstellt den Syntaxknoten vollständig.
* Kein nachträgliches hinzfügen von Informationen oder aufrufen von parserPostProcessing ist notwendig.
* Kein nachträgliches hinzfügen von Informationen oder aufrufen von parserPostProcessing ist notwendig.
*/
public FieldDeclaration(String name, RefTypeOrTPHOrWildcardOrGeneric typ, int modifier, Expression value, Token offset){
super(name, typ, modifier, offset);//Dieser Deklarator wird nicht vom Parser aufgerufen. Dadurch gibt es auch keinen Offset

@@ -2,6 +2,10 @@ package de.dhbwstuttgart.syntaxtree;
import org.antlr.v4.runtime.Token;
import com.google.common.collect.Lists;
import de.dhbwstuttgart.parser.NullToken;
import java.util.*;
@@ -16,10 +20,20 @@ public class GenericDeclarationList extends SyntaxTreeNode implements Iterable<G
private Token offsetOfLastElement;
private List<GenericTypeVar> gtvs = new ArrayList<>();
public GenericDeclarationList(List<GenericTypeVar> values, Token endOffset) {
@SuppressWarnings("unchecked")
public GenericDeclarationList(Iterable<? extends GenericTypeVar> values, Token endOffset) {
super(endOffset);
gtvs = isListOfGenericTypeVar(values) ? (List<GenericTypeVar>)values : Lists.newArrayList(values);
this.offsetOfLastElement = endOffset;
}
public GenericDeclarationList(ArrayList<GenericTypeVar> values, Token endOffset) {
super(endOffset);
gtvs = values;
this.offsetOfLastElement = endOffset;
this.offsetOfLastElement = endOffset; }
private boolean isListOfGenericTypeVar(Iterable<? extends GenericTypeVar> values) {
return values instanceof List && ((List<?>)values).size() > 0 && ((List<?>)values).get(0) instanceof GenericTypeVar;
}
@Override

@@ -63,7 +63,7 @@ public class Method extends SyntaxTreeNode implements IItemWithOffset, TypeScope
@Override
public Token getOffset() {
return null;
return super.getOffset();
}
public String getName() {

@@ -1,6 +1,7 @@
package de.dhbwstuttgart.syntaxtree.factory;
import java.io.FileWriter;
import java.io.Writer;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@@ -30,7 +31,7 @@ public class UnifyTypeFactory {
private static ArrayList<PlaceholderType> PLACEHOLDERS = new ArrayList<>();
public static FiniteClosure generateFC(List<ClassOrInterface> fromClasses, FileWriter logFile) throws ClassNotFoundException {
public static FiniteClosure generateFC(List<ClassOrInterface> fromClasses, Writer logFile) throws ClassNotFoundException {
/*
Die transitive Hülle muss funktionieren.
Man darf schreiben List<A> extends AL<A>
@@ -67,9 +68,6 @@ public class UnifyTypeFactory {
public static UnifyType convert(RefTypeOrTPHOrWildcardOrGeneric t, Boolean innerType){
if(t instanceof GenericRefType){
return UnifyTypeFactory.convert((GenericRefType)t, innerType);
}else
if(t instanceof FunN){
return UnifyTypeFactory.convert((FunN)t, innerType);
}else if(t instanceof TypePlaceholder){
return UnifyTypeFactory.convert((TypePlaceholder)t, innerType);
}else if(t instanceof ExtendsWildcardType){
@@ -85,13 +83,13 @@ public class UnifyTypeFactory {
public static UnifyType convert(RefType t, Boolean innerType){
//Check if it is a FunN Type:
Pattern p = Pattern.compile("Fun(\\d+)");
Pattern p = Pattern.compile("Fun(\\d+)[$][$]");
Matcher m = p.matcher(t.getName().toString());
boolean b = m.matches();
if(b){
Integer N = Integer.valueOf(m.group(1));
if((N + 1) == t.getParaList().size()){
return convert(new FunN(t.getParaList()), false);
return convertFunN(t.getParaList(), false);
}
}
UnifyType ret;
@@ -102,16 +100,16 @@ public class UnifyTypeFactory {
}
ret = new ReferenceType(t.getName().toString(),new TypeParams(params));
}else{
ret = new ReferenceType(t.getName().toString());
ret = new ReferenceType(t.getName().toString(), false);
}
return ret;
}
public static UnifyType convert(FunN t, Boolean innerType){
public static UnifyType convertFunN(List<RefTypeOrTPHOrWildcardOrGeneric> paraList, Boolean innerType){
UnifyType ret;
List<UnifyType> params = new ArrayList<>();
if(t.getParaList() != null && t.getParaList().size() > 0){
for(RefTypeOrTPHOrWildcardOrGeneric pT : t.getParaList()){
if(paraList != null && paraList.size() > 0){
for(RefTypeOrTPHOrWildcardOrGeneric pT : paraList){
params.add(UnifyTypeFactory.convert(pT, false));
}
}
@@ -138,7 +136,7 @@ public class UnifyTypeFactory {
}
public static UnifyType convert(GenericRefType t, Boolean innerType){
return new ReferenceType(t.getParsedName());
return new ReferenceType(t.getParsedName(), true);
}
public static UnifyType convert(WildcardType t, Boolean innerType){
@@ -224,18 +222,21 @@ public class UnifyTypeFactory {
return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, (RefType) tr);
}else if(tr instanceof WildcardType){
return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, (WildcardType) tr);
}else if(tr instanceof GenericRefType){
return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, (GenericRefType) tr);
}else throw new NotImplementedException();
}else throw new NotImplementedException();
}
public static RefTypeOrTPHOrWildcardOrGeneric convert(ReferenceType t, Map<String,TypePlaceholder> tphs) {
if(JavaClassName.Void.equals(t.getName()))return new Void(new NullToken());
if (t.isGenTypeVar()) return new GenericRefType(t.getName(),new NullToken());
RefType ret = new RefType(new JavaClassName(t.getName()),convert(t.getTypeParams(), tphs),new NullToken());
return ret;
}
public static RefTypeOrTPHOrWildcardOrGeneric convert(FunNType t, Map<String,TypePlaceholder> tphs) {
RefType ret = new RefType(new JavaClassName(t.getName()+"$$"), convert(t.getTypeParams(), tphs), new NullToken());
RefType ret = new RefType(new JavaClassName(t.getName()), convert(t.getTypeParams(), tphs), new NullToken());
return ret;
}

@@ -19,4 +19,8 @@ public class This extends Expression
public void accept(StatementVisitor visitor) {
visitor.visit(this);
}
public String toString() {
return "this: "+ this.getType();
}
}

@@ -1,41 +0,0 @@
package de.dhbwstuttgart.syntaxtree.type;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import java.util.List;
/**
* @see Spezifikation "Complete Typeinference in Java 8" von Martin Plümicke
* "interface FunN<R,T1, T2, ... ,TN> { R apply(T1 arg1, T2 arg2, ... , TN argN); }"
* @author A10023 - Andreas Stadelmeier
*
* Bemerkung:
* FunN ist ein RefType. Der RefType ist nicht mit einem FunNInterface verbunden.
*
*/
public class FunN extends RefType {
/**
* @author Andreas Stadelmeier, a10023
* Benötigt für den Typinferenzalgorithmus für Java 8
* Generiert einen RefType auf eine FunN<R,T1,...,TN> - Klasse.
* @param params
* @return
*/
public FunN(List<RefTypeOrTPHOrWildcardOrGeneric> params) {
super(new JavaClassName("Fun"+(params.size()-1)), params, new NullToken());
}
/**
* Spezieller Konstruktor um eine FunN ohne Returntype zu generieren
protected FunN(List<? extends Type> list){
super("",0);
if(list==null)throw new NullPointerException();
setT(list);
this.name = new JavaClassName("Fun"+list.size());//getName();
}
*/
}

@@ -36,7 +36,7 @@ public class TypePlaceholder extends RefTypeOrTPHOrWildcardOrGeneric
/**
* @author Andreas Stadelmeier, a10023
* Ruft die TypePlaceholder.fresh()-Methode auf.
* Fügt zusätzlich einen Replacementlistener hinzu.
* Fügt zusätzlich einen Replacementlistener hinzu.
* @return
*/
public static TypePlaceholder fresh(Token position){

@@ -0,0 +1,7 @@
package de.dhbwstuttgart.typedeployment;
public enum KindOfTypeInsertPoint {
NORMAL_INSERT,
GENERIC_CLASS_INSERT,
GENERERIC_METHOD_INSERT
}

@@ -1,11 +1,16 @@
package de.dhbwstuttgart.typedeployment;
import org.antlr.v4.runtime.Token;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;
import org.antlr.v4.parse.BlockSetTransformer.setAlt_return;
import de.dhbwstuttgart.syntaxtree.statement.This;
import de.dhbwstuttgart.typeinference.result.ResultPair;
public class TypeInsert {
/**
@@ -13,18 +18,25 @@ public class TypeInsert {
*/
public final TypeInsertPoint point;
Set<TypeInsertPoint> inserts;
ResultPair<?, ?> resultPair;
public TypeInsert(TypeInsertPoint point, Set<TypeInsertPoint> additionalPoints){
public TypeInsert(TypeInsertPoint point, Set<TypeInsertPoint> additionalPoints, ResultPair<?, ?> resultPair){
this.point = point;
inserts = additionalPoints;
this.resultPair = resultPair;
}
public String insert(String intoSource){
List<TypeInsertPoint> offsets = new ArrayList<>();
String ret = point.insert(intoSource, offsets);
offsets.add(point);
for(TypeInsertPoint insertPoint : inserts){
ret = insertPoint.insert(ret, offsets);
String ret = intoSource;
List<TypeInsertPoint> insertsSorted = new ArrayList<>();
insertsSorted.add(point);
insertsSorted.addAll(inserts);
Collections.sort(insertsSorted, new TypeInsertPoint.TypeInsertPointPositionComparator().reversed());
for(TypeInsertPoint insertPoint : insertsSorted) {
ret = insertPoint.insert(ret, new ArrayList<>());
offsets.add(insertPoint);
}
return ret;
@@ -34,6 +46,10 @@ public class TypeInsert {
return point.getInsertString();
}
public ResultPair<?, ?> getResultPair() {
return this.resultPair;
}
/* PL 2018-06-18
* Zwei TypeInsert's sind gleich, wenn ihre point's und ihre inserts' gleich sind
* eingefuegt damit man TypeReplaceMarker vergleichen kann
@@ -48,6 +64,18 @@ public class TypeInsert {
}
}
public Set<TypeInsertPoint> getAdditionalPoints() {
TypeInsertPoint.TypeInsertPointPositionComparator comparator = new TypeInsertPoint.TypeInsertPointPositionComparator();
TreeSet<TypeInsertPoint> result = new TreeSet<>(comparator.reversed());
result.addAll(inserts);
return result;
}
public Set<TypeInsertPoint> getAdditionalPointsUnsorted() {
return inserts;
}
public String toString() {
return point.toString();
}

@@ -1,11 +1,35 @@
package de.dhbwstuttgart.typedeployment;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.typeinference.result.*;
import org.antlr.v4.runtime.Token;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.*;
import org.antlr.v4.runtime.Token;
import org.objectweb.asm.Type;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResultForClass;
import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
import de.dhbwstuttgart.bytecode.utilities.Resolver;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.result.PairTPHEqualTPH;
import de.dhbwstuttgart.typeinference.result.PairTPHequalRefTypeOrWildcardType;
import de.dhbwstuttgart.typeinference.result.PairTPHsmallerTPH;
import de.dhbwstuttgart.typeinference.result.ResolvedType;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.result.ResultSetVisitor;
/**
* TODO:
@@ -22,75 +46,120 @@ import java.util.*;
*/
public class TypeInsertFactory {
private static List<ResultSet> newResults;
public static Set<TypeInsert> createTypeInsertPoints(SourceFile forSourcefile, ResultSet withResults){
return new TypeInsertPlacer().getTypeInserts(forSourcefile, withResults);
public static Set<TypeInsert> createTypeInsertPoints(SourceFile forSourcefile, ResultSet withResults, List<ResultSet> newResults, List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles){
TypeInsertFactory.newResults = newResults;
return new TypeInsertPlacer().getTypeInserts(forSourcefile, withResults, simplifyResultsForAllSourceFiles);
}
public static TypeInsert createInsertPoints(RefTypeOrTPHOrWildcardOrGeneric type, Token offset, ClassOrInterface cl, Method m,
ResultSet resultSet) {
ResultSet resultSet, List<GenericsGeneratorResult> constraints, List<GenericsGeneratorResult> classConstraints) {
/* PL 2020-04-11 auskommentiert
* try {
*/
ResolvedType resolvedType = resultSet.resolveType(type);
TypeInsertPoint insertPoint = new TypeInsertPoint(offset,
new TypeToInsertString(resolvedType.resolvedType).insert);
return new TypeInsert(insertPoint, new HashSet<>(Arrays.asList(createGenericInsert(resolvedType.additionalGenerics, cl, m))));
new TypeToInsertString(resolvedType.resolvedType, constraints, classConstraints).insert, KindOfTypeInsertPoint.NORMAL_INSERT);
/* PL 2020-04-11 auskommentiert
List<GenericGenratorResultForSourceFile> simplifyResults = JavaTXCompiler.INSTANCE.getGeneratedGenericResultsForAllSourceFiles(newResults);
for (GenericGenratorResultForSourceFile simplifyResultsEntries : simplifyResults) {
GenericsGeneratorResultForClass genericResultsForClass = simplifyResultsEntries.getSimplifyResultsByName("", cl.getClassName().toString());
return new TypeInsert(insertPoint, createGenericInsert(genericResultsForClass, cl, m, resultSet, offset), resolvedType.getResultPair());
}
private static TypeInsertPoint createGenericInsert(Set<GenericInsertPair> toInsert, ClassOrInterface cl, Method m){
//Momentan wird Methode ignoriert. Parameter werden immer als Klassenparameter angefügt:
//Offset zum Einstzen bestimmen:
Token offset;
String insert = "";
String end;
if(cl.getGenerics().iterator().hasNext()){
//offset = cl.getGenerics().iterator().next().getOffset();
offset = cl.getGenerics().getOffset();
end=",";
return new TypeInsert(insertPoint, new HashSet<>(), resolvedType.getResultPair());
*/
//GenericsGeneratorResultForClass genericResultsForClass = genericResult.getSimplifyResultsByName("", cl.getClassName().toString());
return new TypeInsert(insertPoint, createGenericInsert(constraints, classConstraints, cl, m, resultSet, offset), resolvedType.getResultPair());
/* PL 2020-04-11 auskommentiert
} catch (ClassNotFoundException e) {
e.printStackTrace();
return null;
}
*/
}
private static synchronized Set<TypeInsertPoint> createGenericInsert(List<GenericsGeneratorResult> methodConstraints, List<GenericsGeneratorResult> classConstraints,ClassOrInterface cl, Method m, ResultSet resultSet, Token mOffset){
Set<TypeInsertPoint> result = createGenericClassInserts(classConstraints, cl);
Resolver resolver = new Resolver(resultSet);
if (m != null) {
//List<GenericsGeneratorResult> methodConstraints = genericResult.getMethodConstraintsByID(MethodUtility.createID(resolver, m));
result.addAll(createMethodConstraints(methodConstraints, m.getOffset() != null ? m.getOffset() : mOffset));
}
return result;
}
private static Set<TypeInsertPoint> createMethodConstraints(List<GenericsGeneratorResult> constraints, Token mOffset) {
Set<TypeInsertPoint> result = new HashSet<>();
Token offset = mOffset;
if (constraints.size() == 0) {
return result;
}
String insert = " <";
for (GenericsGeneratorResult genericInsertConstraint : constraints) {
if (genericInsertConstraint.getConstraint().getRight().equals(Type.getInternalName(Object.class))) {
insert += genericInsertConstraint.getConstraint().getLeft();
} else {
offset = cl.getGenerics().getOffset();
insert += "<";
end = ">";
insert += genericInsertConstraint.getConstraint().getLeft() + " extends " + genericInsertConstraint.getConstraint().getRight();
}
insert += ", ";
}
//Alle einzusetzenden Generics und deren Bounds bestimmen:
HashMap<TypePlaceholder, HashSet<TypePlaceholder>> genericsAndBounds = new HashMap<>();
for(GenericInsertPair p : toInsert){
if(!genericsAndBounds.containsKey(p.TA1)){
genericsAndBounds.put((TypePlaceholder) p.TA1, new HashSet<>());
}
if(p.TA2 != null){
genericsAndBounds.get(p.TA1).add((TypePlaceholder) p.TA2);
if(!genericsAndBounds.containsKey(p.TA2)){
genericsAndBounds.put((TypePlaceholder) p.TA2, new HashSet<>());
}
}
insert = insert.substring(0, insert.length() -2);
insert += ">";
result.add(new TypeInsertPoint(offset, insert, KindOfTypeInsertPoint.GENERERIC_METHOD_INSERT));
return result;
}
//String zum Einsetzen (Generics mit bounds) generieren:
Iterator<TypePlaceholder> it = genericsAndBounds.keySet().iterator();
if(! it.hasNext())return new TypeInsertPoint(offset, "");
while(it.hasNext()){
TypePlaceholder tph = it.next();
insert += tph.getName();
Set<TypePlaceholder> bounds = genericsAndBounds.get(tph);
if(bounds.size() > 0){
insert += " extends ";
Iterator<TypePlaceholder> boundIt = bounds.iterator();
while(boundIt.hasNext()){
TypePlaceholder bound = boundIt.next();
insert += bound.getName();
if(boundIt.hasNext())insert += " & ";
private static Set<TypeInsertPoint> createGenericClassInserts(List<GenericsGeneratorResult> classConstraints, ClassOrInterface cl) {
Set<TypeInsertPoint> result = new HashSet<>();
Token offset = cl.getGenerics().getOffset();
//List<GenericsGeneratorResult> classConstraints = genericResult.getClassConstraints();
if (classConstraints == null || classConstraints.size() == 0) {
return result;
}
String insert = " <";
for (GenericsGeneratorResult genericInsertConstraint : classConstraints) {
if (genericInsertConstraint.getConstraint().getRight().equals(Type.getInternalName(Object.class))) {
insert += genericInsertConstraint.getConstraint().getLeft();
} else {
insert += genericInsertConstraint.getConstraint().getLeft() + " extends " + genericInsertConstraint.getConstraint().getRight();
}
if(it.hasNext())insert+=",";
insert += ", ";
}
return new TypeInsertPoint(offset, insert + end);
insert = insert.substring(0, insert.length() -2);
insert += ">";
result.add(new TypeInsertPoint(offset, insert, KindOfTypeInsertPoint.GENERIC_CLASS_INSERT));
return result;
}
}
class TypeToInsertString implements ResultSetVisitor{
String insert = "";
private List<GenericsGeneratorResult> constraints;
private List<GenericsGeneratorResult> classConstraints;
TypeToInsertString(RefTypeOrTPHOrWildcardOrGeneric type){
TypeToInsertString(RefTypeOrTPHOrWildcardOrGeneric type, List<GenericsGeneratorResult> constraints, List<GenericsGeneratorResult> classConstraints){
this.constraints = constraints;
this.classConstraints = classConstraints;
type.accept(this);
}
@@ -117,7 +186,7 @@ class TypeToInsertString implements ResultSetVisitor{
Iterator<RefTypeOrTPHOrWildcardOrGeneric> iterator = resolved.getParaList().iterator();
while(iterator.hasNext()){
RefTypeOrTPHOrWildcardOrGeneric typeParam = iterator.next();
insert += new TypeToInsertString(typeParam).insert;
insert += new TypeToInsertString(typeParam, constraints, classConstraints).insert;
if(iterator.hasNext())insert += ", ";
}
insert += ">";
@@ -131,16 +200,37 @@ class TypeToInsertString implements ResultSetVisitor{
@Override
public void visit(SuperWildcardType superWildcardType) {
insert += "? super " + new TypeToInsertString(superWildcardType.getInnerType()).insert;
insert += "? super " + new TypeToInsertString(superWildcardType.getInnerType(), constraints, classConstraints).insert;
}
@Override
public void visit(TypePlaceholder typePlaceholder) {
insert += typePlaceholder.getName();
String realName = typePlaceholder.getName();
//String realName = sig2.substring(1, sig2.length() - 1);
//String toVisit = realName+SPECIAL_CHAR;
//if(!genericsAndBounds.containsKey(toVisit)) {//PL 202-04-1 vielleicht braucht man das, vgl. Signature.java
Optional<GenericsGeneratorResult> equalTPH = getEqualTPHFromClassConstraints(classConstraints, realName);
if(equalTPH.isPresent()){
insert += equalTPH.get().getConstraint().getLeft();// + SPECIAL_CHAR;
} else {
insert += getEqualTPH(constraints, realName);// + SPECIAL_CHAR;
}
}
@Override
public void visit(ExtendsWildcardType extendsWildcardType) {
insert += "? extends " + new TypeToInsertString(extendsWildcardType.getInnerType()).insert;
insert += "? extends " + new TypeToInsertString(extendsWildcardType.getInnerType(), constraints, classConstraints).insert;
}
private Optional<GenericsGeneratorResult> getEqualTPHFromClassConstraints(List<GenericsGeneratorResult> listOfConstraints, String tph) {
return listOfConstraints.stream()
.filter(c -> c.getConstraint().getLeft().equals(tph) || c.getEqualsTPHs().contains(tph))
.findFirst();
}
private String getEqualTPH(List<GenericsGeneratorResult> constraints2, String tph) {
return constraints2.stream()
.filter(c -> c.getConstraint().getLeft().equals(tph) || c.getEqualsTPHs().contains(tph))
.findFirst().get().getConstraint().getLeft();
}
}

@@ -1,59 +1,85 @@
package de.dhbwstuttgart.typedeployment;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResultForClass;
import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
import de.dhbwstuttgart.bytecode.utilities.Resolver;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.statement.JavaInternalExpression;
import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
public class TypeInsertPlacer extends AbstractASTWalker{
Set<TypeInsert> inserts = new HashSet<>();
private ResultSet withResults;
String pkgName;
private List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles;
public Set<TypeInsert> getTypeInserts(SourceFile forSourceFile, ResultSet withResults){
public Set<TypeInsert> getTypeInserts(SourceFile forSourceFile, ResultSet withResults, List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles){
this.withResults = withResults;
this.simplifyResultsForAllSourceFiles = simplifyResultsForAllSourceFiles;
pkgName = forSourceFile.getPkgName();
forSourceFile.accept(this);
return inserts;
}
@Override
public void visit(ClassOrInterface classOrInterface) {
TypeInsertPlacerClass cl = new TypeInsertPlacerClass(classOrInterface, withResults);
GenericsGeneratorResultForClass generatedGenerics = simplifyResultsForAllSourceFiles
.stream()
.map(sr->sr.getSimplifyResultsByName(pkgName, classOrInterface.getClassName().toString()))
.findFirst()
.get();
TypeInsertPlacerClass cl = new TypeInsertPlacerClass(classOrInterface, withResults, generatedGenerics);
this.inserts.addAll(cl.inserts);
}
}
class TypeInsertPlacerClass extends AbstractASTWalker{
protected final ResultSet results;
private GenericsGeneratorResultForClass generatedGenerics;
protected final ClassOrInterface cl;
public final Set<TypeInsert> inserts = new HashSet<>();
private Method method;
TypeInsertPlacerClass(ClassOrInterface forClass, ResultSet withResults){
private Resolver resolver;
List<GenericsGeneratorResult> constraints;
List<GenericsGeneratorResult> classConstraints;
TypeInsertPlacerClass(ClassOrInterface forClass, ResultSet withResults, GenericsGeneratorResultForClass generatedGenerics){
this.cl = forClass;
this.method = null;
this.results = withResults;
this.generatedGenerics = generatedGenerics;
resolver = new Resolver(withResults); //PL 2020-04-12 Ob das stimmt weiss ich nicht
forClass.accept(this);
}
@Override
public void visit(Method method) {
this.method = method;
String id = MethodUtility.createID(resolver, method);
constraints = generatedGenerics.getMethodConstraintsByID(id);
classConstraints = generatedGenerics.getClassConstraints();
if(method.getReturnType() instanceof TypePlaceholder)
inserts.add(TypeInsertFactory.createInsertPoints(
method.getReturnType(), method.getReturnType().getOffset(), cl, method, results));
method.getReturnType(), method.getReturnType().getOffset(), cl, method, results, constraints, classConstraints));
super.visit(method);
}
@Override
public void visit(Field field) {
if(field.getType() instanceof TypePlaceholder){
classConstraints = generatedGenerics.getClassConstraints();
inserts.add(TypeInsertFactory.createInsertPoints(
field.getType(), field.getType().getOffset(), cl, method, results));
field.getType(), field.getType().getOffset(), cl, method, results, new ArrayList<>(), classConstraints));
}
super.visit(field);
}
@@ -62,7 +88,7 @@ class TypeInsertPlacerClass extends AbstractASTWalker{
public void visit(FormalParameter param) {
if(param.getType() instanceof TypePlaceholder)
inserts.add(TypeInsertFactory.createInsertPoints(
param.getType(), param.getType().getOffset(), cl, method, results));
param.getType(), param.getType().getOffset(), cl, method, results, constraints, classConstraints));
super.visit(param);
}

@@ -1,49 +1,93 @@
package de.dhbwstuttgart.typedeployment;
import java.util.Comparator;
import java.util.List;
import java.util.Set;
import org.antlr.v4.runtime.Token;
import de.dhbwstuttgart.typeinference.unify.model.ReferenceType;
import java.util.List;
import java.util.stream.Collectors;
public class TypeInsertPoint {
public final Token point;
public Token point;
private String insertString;
private int extraOffset = 0;
private KindOfTypeInsertPoint kind;
public TypeInsertPoint(Token point, String toInsert){
public TypeInsertPoint(Token point, String toInsert, KindOfTypeInsertPoint kind){
this.point = point;
this.kind = kind;
this.insertString = (toInsert.endsWith(" ")) ? toInsert : toInsert + " " ;
}
public boolean isGenericClassInsertPoint() {
return kind == KindOfTypeInsertPoint.GENERIC_CLASS_INSERT;
}
public String insert(String intoSource, List<TypeInsertPoint> additionalOffset){
int offset = additionalOffset.stream().filter((token ->
//token.point.getLine() != point.getLine() && token.point.getCharPositionInLine() <= point.getCharPositionInLine()))
token.point.getStartIndex() <= point.getStartIndex()))
.mapToInt((typeInsertPoint -> typeInsertPoint.insertString.length())).sum();
return new StringBuilder(intoSource).insert(point.getStartIndex()+offset, insertString).toString();
return new StringBuilder(intoSource).insert(point.getStartIndex()+extraOffset, insertString).toString();
}
public String getInsertString() {
return insertString;
}
public void addExtraOffset(int toAdd) {
this.extraOffset += toAdd;
}
public int getPositionInCode() {
return point.getStartIndex() + extraOffset;
}
/* PL 2018-06-19
* Zwei TypeInsertPoint's sind gleich, wenn ihre point's gleich sind
* eingefuegt damit man TypeReplaceMarker vergleichen kann
* @see java.lang.Object#equals(java.lang.Object)
*/
public boolean equals(Object obj) {
return this == obj;
/*
if(!(obj instanceof TypeInsertPoint)) {
return false;
}
else {
return ((TypeInsertPoint)obj).point.equals(this.point) &&
return
((TypeInsertPoint)obj).getPositionInCode() == this.getPositionInCode() &&
((TypeInsertPoint)obj).insertString.equals(this.insertString);
}
*/
}
public int hashCode() {
return getPositionInCode() * 11 * insertString.hashCode();
}
public Set<TypeInsertPoint> getAdditionalPoints() {
return this.getAdditionalPoints();
}
public String toString() {
return point.toString() + " " + insertString.toString();
return point.getLine() + ":" + point.getCharPositionInLine() + ":" + insertString;
}
public static final class TypeInsertPointPositionComparator implements Comparator<TypeInsertPoint> {
@Override
public int compare(TypeInsertPoint o1, TypeInsertPoint o2) {
if (o1.point == null && o2.point == null) {
return 0;
} else if (o2.point == null) {
return 1;
} else if (o1.point == null) {
return -1;
}
if (o1.getPositionInCode() > o2.getPositionInCode()) {
return 1;
} else if (o1.getPositionInCode() < o2.getPositionInCode()) {
return -1;
}
return 0;
}
}
}

@@ -21,7 +21,7 @@ import java.util.Optional;
public class FunNClass extends ClassOrInterface {
public FunNClass(List<GenericRefType> funNParams) {
super(0, new JavaClassName("Fun"+(funNParams.size())), new ArrayList<>(), Optional.empty() /* eingefuegt PL 2018-11-24 */,
super(0, new JavaClassName("Fun"+(funNParams.size()-1)), new ArrayList<>(), Optional.empty() /* eingefuegt PL 2018-11-24 */,
createMethods(funNParams), new ArrayList<>(), createGenerics(funNParams),
ASTFactory.createObjectType(), true, new ArrayList<>(), new NullToken());

@@ -1,10 +1,10 @@
package de.dhbwstuttgart.typeinference.assumptions;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.TypeScope;
import de.dhbwstuttgart.syntaxtree.type.FunN;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
@@ -63,7 +63,7 @@ public class MethodAssumption extends Assumption{
}
RefTypeOrTPHOrWildcardOrGeneric receiverType;
if(receiver instanceof FunNClass){
receiverType = new FunN(params);
receiverType = new RefType(new JavaClassName(receiver.getClassName().toString()+"$$"), params, new NullToken()); // new FunN(params);
}else{
receiverType = new RefType(receiver.getClassName(), params, new NullToken());
}

@@ -23,4 +23,9 @@ public class GenericInsertPair {
if(TA2.equals(additionalTPH))return true;
return false;
}
@Override
public String toString() {
return "GenIns(" + TA1.toString() + " < " + TA2.toString() + ")";
}
}

@@ -21,4 +21,9 @@ public class PairTPHequalRefTypeOrWildcardType extends ResultPair{
public void accept(ResultPairVisitor visitor) {
visitor.visit(this);
}
@Override
public String toString() {
return "(" + left.toString() + " = " + right.toString() + ")";
}
}

@@ -20,4 +20,9 @@ public class PairTPHsmallerTPH extends ResultPair{
public void accept(ResultPairVisitor visitor) {
visitor.visit(this);
}
@Override
public String toString() {
return "(" + left.toString() + " < " + right.toString() + ")";
}
}

@@ -7,11 +7,21 @@ import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import java.util.Set;
public class ResolvedType{
private ResultPair<?, ?> resultPair;
public final RefTypeOrTPHOrWildcardOrGeneric resolvedType;
public final Set<GenericInsertPair> additionalGenerics;
//public final Set<GenericInsertPair> additionalGenerics;
public ResolvedType(RefTypeOrTPHOrWildcardOrGeneric resolvedType, Set<GenericInsertPair> additionalGenerics){
this.resolvedType = resolvedType;
this.additionalGenerics = additionalGenerics;
//this.additionalGenerics = additionalGenerics;
}
public void setResultPair(ResultPair<?, ?> resultPair) {
this.resultPair = resultPair;
}
public ResultPair<?, ?> getResultPair() {
return resultPair;
}
}

@@ -27,4 +27,36 @@ public abstract class ResultPair<A extends RefTypeOrTPHOrWildcardOrGeneric,B ext
public String toString() {
return "(" + left.toString() + ", " + right.toString() + ")";
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((left == null) ? 0 : left.getOffset().hashCode());
result = prime * result + ((right == null) ? 0 : right.getOffset().hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
ResultPair<?,?> other = (ResultPair<?,?>) obj;
if (left == null) {
if (other.left != null)
return false;
} else if (!left.getOffset().equals(other.left.getOffset()))
return false;
if (right == null) {
if (other.right != null)
return false;
} else if (!right.getOffset().equals(other.right.getOffset()))
return false;
return true;
}
}

@@ -1,16 +1,34 @@
package de.dhbwstuttgart.typeinference.result;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.type.*;
import java.util.HashSet;
import java.util.Set;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
@SuppressWarnings("rawtypes")
public class ResultSet {
public final Set<ResultPair> results;
public ResultSet(Set<ResultPair> results){
this.results = results;
public Set<ResultPair<TypePlaceholder, TypePlaceholder>> genIns;
public ResultSet(Set<ResultPair> set){
this.results = set;
this.genIns = new HashSet<>();
results.forEach(x -> { if (x instanceof PairTPHsmallerTPH) { this.genIns.add(x);}} );
}
public boolean contains(ResultPair toCheck) {
return this.results.contains(toCheck);
}
public void remove(ResultPair toCheck) {
results.remove(toCheck);
}
public ResolvedType resolveType(RefTypeOrTPHOrWildcardOrGeneric type) {
@@ -27,12 +45,24 @@ public class ResultSet {
}
}
//TODO Beim Einsetzen eines Generics, müssen die new und Methodenaufrufe verändert werden
public String toString() {
return results.toString();
}
@Override
public boolean equals(Object o) {
if (o instanceof ResultSet) {
ResultSet other = (ResultSet)o;
return this.results.equals(other.results);
} else {
return false;
}
}
@Override
public int hashCode() {
return results.hashCode();
}
}
class Resolver implements ResultSetVisitor {
@@ -40,6 +70,7 @@ class Resolver implements ResultSetVisitor {
private TypePlaceholder toResolve;
private RefTypeOrTPHOrWildcardOrGeneric resolved;
private final Set<GenericInsertPair> additionalTPHs = new HashSet<>();
private ResultPair<?,?> currentPair;
public Resolver(ResultSet resultPairs){
this.result = resultPairs;
@@ -49,23 +80,28 @@ class Resolver implements ResultSetVisitor {
toResolve = tph;
resolved = null;
System.out.println(tph.toString());
for(ResultPair resultPair : result.results){
for(ResultPair<?,?> resultPair : result.results) {
if(resultPair instanceof PairTPHEqualTPH && ((PairTPHEqualTPH) resultPair).getLeft().equals(toResolve)){
currentPair = resultPair;
return resolve(((PairTPHEqualTPH) resultPair).getRight());
}
}
for(ResultPair resultPair : result.results){
for(ResultPair<?,?> resultPair : result.results){
currentPair = resultPair;
resultPair.accept(this);
}
if(resolved==null){//TPH kommt nicht im Result vor:
resolved = tph;
}
return new ResolvedType(resolved, additionalTPHs);//resolved;
ResolvedType result = new ResolvedType(resolved, additionalTPHs);//resolved;
result.setResultPair(currentPair);
return result;
}
@Override
public void visit(PairTPHsmallerTPH p) {
currentPair = p;
if(p.left.equals(toResolve)){
additionalTPHs.add(new GenericInsertPair(p.left, p.right));
additionalTPHs.addAll(new RelatedTypeWalker(p.right, result).relatedTPHs);
@@ -76,6 +112,7 @@ class Resolver implements ResultSetVisitor {
@Override
public void visit(PairTPHequalRefTypeOrWildcardType p) {
currentPair = p;
if(p.left.equals(toResolve)){
resolved = p.right;
RelatedTypeWalker related = new RelatedTypeWalker(null, result);
@@ -121,6 +158,7 @@ class Resolver implements ResultSetVisitor {
/**
* Sucht aus dem Result Set den Sub/supertyp für einen TPH
*/
@SuppressWarnings("rawtypes")
class TPHResolver implements ResultSetVisitor {
private final TypePlaceholder tph;
@@ -189,6 +227,7 @@ class TPHResolver implements ResultSetVisitor {
}
}
@SuppressWarnings("rawtypes")
class RelatedTypeWalker implements ResultSetVisitor {
final Set<GenericInsertPair> relatedTPHs = new HashSet<>();

@@ -65,7 +65,9 @@ public class TYPEStmt implements StatementVisitor{
//lambdaParams.add(0,tphRetType);
constraintsSet.addUndConstraint(
new Pair(lambdaExpression.getType(),
new FunN(lambdaParams),PairOperator.EQUALSDOT));
new RefType(new JavaClassName("Fun"+(lambdaParams.size()-1)+"$$"), lambdaParams, new NullToken()),
//new FunN(lambdaParams),
PairOperator.EQUALSDOT));
constraintsSet.addUndConstraint(
new Pair(lambdaExpression.getReturnType(),
tphRetType,PairOperator.EQUALSDOT));
@@ -310,6 +312,9 @@ public class TYPEStmt implements StatementVisitor{
numericAdditionOrStringConcatenation.add(stringConcat);
}
}
if(numericAdditionOrStringConcatenation.size()<1){
throw new TypeinferenceException("Kein Typ für " + binary.operation.toString() + " vorhanden", binary.getOffset());
}
constraintsSet.addOderConstraint(numericAdditionOrStringConcatenation);
}else if(binary.operation.equals(BinaryExpr.Operator.LESSEQUAL) ||
binary.operation.equals(BinaryExpr.Operator.BIGGEREQUAL) ||
@@ -353,6 +358,7 @@ public class TYPEStmt implements StatementVisitor{
//***ACHTUNG: Moeglicherweise oder und und-Contraint falsch
*/
//Testeise eingefuegt PL 2018-05-24
//Hier sollte evtl. noch importe angefragt werden PL 2019-05-07
constraintsSet.addUndConstraint(new Pair(binary.lexpr.getType(), number, PairOperator.SMALLERNEQDOT));
constraintsSet.addUndConstraint(new Pair(binary.rexpr.getType(), number, PairOperator.SMALLERNEQDOT));
//Rückgabetyp ist Boolean

@@ -1,132 +0,0 @@
package de.dhbwstuttgart.typeinference.unify;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import java.util.Vector;
import com.google.common.collect.Ordering;
public class PartialOrderSet<E, F extends Ordering<E>> implements Set<E> {
//HashSet<E> hs = new HashSet<>();
List<E> ve = new LinkedList<>();//new Vector<>();
F ordering;
PartialOrderSet(F ordering) {
this.ordering= ordering;
}
PartialOrderSet(F ordering, Set<E> s) {
this.ordering= ordering;
this.addAll(s);
}
PartialOrderSet(PartialOrderSet<E, F> pos) {
this.ordering= pos.ordering;
this.ve = new LinkedList<>(pos.ve);
}
@Override
public int size() {
return ve.size();
}
@Override
public boolean isEmpty() {
return ve.isEmpty();
}
@Override
public boolean contains(Object o) {
return ve.contains(o);
}
@Override
public Iterator<E> iterator() {
return ve.iterator();
}
@Override
public Object[] toArray() {
return ve.toArray();
}
@Override
public <T> T[] toArray(T[] a) {
return ve.toArray(a);
}
public ArrayList<E> toArrayList() {
return new ArrayList<>(ve);
}
public List<E> toList() {
return new LinkedList<>(ve);
}
@Override
public boolean add(E e) {
if (this.contains(e)) {
return false;
}
//hs.add(e);
for(int i = 0; i< ve.size(); i++) {
if (ordering.compare(e, ve.get(i)) == -1) {
ve.add(i,e);
return true;
}
}
ve.add(e);
return true;
}
@Override
public boolean remove(Object o) {
//hs.remove(o);
return ve.remove(o);
}
@Override
public boolean containsAll(Collection<?> c) {
return ve.containsAll(c);
}
@Override
public boolean addAll(Collection<? extends E> c) {
Boolean ret = false;
Iterator<? extends E> cit = c.iterator();
while(cit.hasNext()) {
Boolean retnew = this.add(cit.next());
ret = ret || retnew;
}
return ret;
}
@Override
public boolean retainAll(Collection<?> c) {
//hs.retainAll(c);
return ve.retainAll(c);
}
@Override
public boolean removeAll(Collection<?> c) {
//hs.removeAll(c);
return ve.removeAll(c);
}
@Override
public void clear() {
//hs.clear();
ve.clear();
}
@Override
public String toString() {
return ve.toString();
}
}

@@ -4,10 +4,12 @@ import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Optional;
import java.util.Queue;
import java.util.Set;
import java.util.Stack;
import java.util.function.Function;
import java.util.stream.Collectors;
import de.dhbwstuttgart.exceptions.DebugException;
@@ -28,6 +30,7 @@ import de.dhbwstuttgart.typeinference.unify.distributeVariance;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
/**
* Implementation of the type inference rules.
@@ -36,13 +39,13 @@ import java.io.IOException;
*/
public class RuleSet implements IRuleSet{
FileWriter logFile;
Writer logFile;
public RuleSet() {
super();
}
RuleSet(FileWriter logFile) {
RuleSet(Writer logFile) {
this.logFile = logFile;
}
@@ -619,8 +622,12 @@ public class RuleSet implements IRuleSet{
return succ ? permutation : new int[0];
}
@Override
public Optional<Set<UnifyPair>> subst(Set<UnifyPair> pairs) {
return subst(pairs, new ArrayList<>());
}
@Override
public Optional<Set<UnifyPair>> subst(Set<UnifyPair> pairs, List<Set<Set<UnifyPair>>> oderConstraints) {
HashMap<UnifyType, Integer> typeMap = new HashMap<>();
Stack<UnifyType> occuringTypes = new Stack<>();
@@ -660,13 +667,35 @@ public class RuleSet implements IRuleSet{
if(lhsType != null
//&& !((rhsType = pair.getRhsType()) instanceof PlaceholderType) //PL geloescht am 2017-09-29 Begründung: auch Typvariablen muessen ersetzt werden.
&& typeMap.get(lhsType) > 1 // The type occurs in more pairs in the set than just the recent pair.
&& !rhsType.getTypeParams().occurs(lhsType)) {
&& !rhsType.getTypeParams().occurs(lhsType)
&& !((rhsType instanceof WildcardType) && ((WildcardType)rhsType).getWildcardedType().equals(lhsType))) //PL eigefuegt 2018-02-18
{
Unifier uni = new Unifier(lhsType, rhsType);
result = result.stream().map(x -> uni.apply(pair,x)).collect(Collectors.toCollection(ArrayList::new));
result1 = result1.stream().map(x -> uni.apply(pair,x)).collect(Collectors.toCollection(LinkedList::new));
Function<? super Set<UnifyPair>,? extends HashSet<UnifyPair>> applyUni = b -> b.stream().map(
x -> uni.apply(pair,x)).collect(Collectors.toCollection(HashSet::new));
List<Set<Set<UnifyPair>>> oderConstraintsRet = new ArrayList<>();
for(Set<Set<UnifyPair>> oc : oderConstraints) {
//Set<Set<UnifyPair>> ocRet = new HashSet<>();
//for(Set<UnifyPair> cs : oc) {
Set<Set<UnifyPair>> csRet = oc.stream().map(applyUni).collect(Collectors.toCollection(HashSet::new));
oderConstraintsRet.add(csRet);
//}
}
oderConstraints.replaceAll(oc -> oc.stream().map(applyUni).collect(Collectors.toCollection(HashSet::new)));
/*
oderConstraints = oderConstraints.stream().map(
a -> a.stream().map(applyUni
//b -> b.stream().map(
// x -> uni.apply(pair,x)).collect(Collectors.toCollection(HashSet::new) )
).collect(Collectors.toCollection(HashSet::new))
).collect(Collectors.toList(ArrayList::new));
}
*/
applied = true;
}
result.add(pair);
}
@@ -945,6 +974,8 @@ public class RuleSet implements IRuleSet{
UnifyType extendedType = ((ExtendsType)lhsType).getExtendedType();
if (extendedType.equals(rhsType)) return Optional.empty(); //PL 2019-02-18 eingefügt ? extends a <.? a
boolean isGen = extendedType instanceof PlaceholderType && !((PlaceholderType) extendedType).isGenerated();
Set<UnifyPair> result = new HashSet<>();
@@ -971,6 +1002,8 @@ public class RuleSet implements IRuleSet{
UnifyType superedType = ((SuperType)lhsType).getSuperedType();
if (superedType.equals(rhsType)) return Optional.empty(); //PL 2019-02-18 eingefügt ? super a <.? a
boolean isGen = superedType instanceof PlaceholderType && !((PlaceholderType) superedType).isGenerated();
Set<UnifyPair> result = new HashSet<>();

@@ -1,47 +1,89 @@
package de.dhbwstuttgart.typeinference.unify;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import java.util.concurrent.ForkJoinPool;
import java.util.stream.Collectors;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.FiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.OrderingUnifyPair;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
public class TypeUnify {
public Set<Set<UnifyPair>> unify(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, FileWriter logFile, Boolean log, ConstraintSet<Pair> cons) {
List<PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>> oderConstraintsPartial =
oderConstraints.stream().map(x -> new PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>(new OrderingUnifyPair(fc),x)).collect(Collectors.toList());
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraintsPartial, fc, true, logFile, log, 0, new UnifyResultModel(), cons);
/**
* unify parallel ohne result modell
* @param undConstrains
* @param oderConstraints
* @param fc
* @param logFile
* @param log
* @param cons
* @return
*/
public Set<Set<UnifyPair>> unify(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret, usedTasks);
ForkJoinPool pool = new ForkJoinPool();
pool.invoke(unifyTask);
Set<Set<UnifyPair>> res = unifyTask.join();
try {
logFile.write("\nnoShortendElements: " + unifyTask.noShortendElements + "\n");
logFile.flush();
}
catch (IOException e) {
System.err.println("no log-File");
}
return res;
}
public UnifyResultModel unifyAsync(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, FileWriter logFile, Boolean log, ConstraintSet<Pair> cons, UnifyResultModel ret) {
List<PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>> oderConstraintsPartial =
oderConstraints.stream().map(x -> new PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>(new OrderingUnifyPair(fc),x)).collect(Collectors.toList());
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraintsPartial, fc, true, logFile, log, 0, ret, cons);
/**
* unify asynchron mit Rückgabe UnifyResultModel ohne dass alle results gesammelt sind
* @param undConstrains
* @param oderConstraints
* @param fc
* @param logFile
* @param log
* @param cons
* @param ret
* @return
*/
public UnifyResultModel unifyAsync(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret, usedTasks);
ForkJoinPool pool = new ForkJoinPool();
pool.invoke(unifyTask);
return ret;
}
public UnifyResultModel unifyParallel(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, FileWriter logFile, Boolean log, ConstraintSet<Pair> cons, UnifyResultModel ret) {
List<PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>> oderConstraintsPartial =
oderConstraints.stream().map(x -> new PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>(new OrderingUnifyPair(fc),x)).collect(Collectors.toList());
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraintsPartial, fc, true, logFile, log, 0, ret, cons);
/**
* unify parallel mit Rückgabe UnifyResultModel nachdem alle results gesammelt sind
* @param undConstrains
* @param oderConstraints
* @param fc
* @param logFile
* @param log
* @param cons
* @param ret
* @return
*/
public UnifyResultModel unifyParallel(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret, usedTasks);
ForkJoinPool pool = new ForkJoinPool();
pool.invoke(unifyTask);
Set<Set<UnifyPair>> res = unifyTask.join();
try {
logFile.write("\nnoShortendElements: " + unifyTask.noShortendElements +"\n");
logFile.flush();
}
catch (IOException e) {
System.err.println("no log-File");
}
return ret;
}
@@ -53,11 +95,26 @@ public class TypeUnify {
}
*/
public Set<Set<UnifyPair>> unifyOderConstraints(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, FileWriter logFile, Boolean log, ConstraintSet<Pair> cons) {
List<PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>> oderConstraintsPartial =
oderConstraints.stream().map(x -> new PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>(new OrderingUnifyPair(fc),x)).collect(Collectors.toList());
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraintsPartial, fc, false, logFile, log, 0, new UnifyResultModel(), cons);
/**
* unify sequentiell mit oderconstraints
* @param undConstrains
* @param oderConstraints
* @param fc
* @param logFile
* @param log
* @param cons
* @return
*/
public Set<Set<UnifyPair>> unifyOderConstraints(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, false, logFile, log, 0, ret, usedTasks);
Set<Set<UnifyPair>> res = unifyTask.compute();
try {
logFile.write("\nnoShortendElements: " + unifyTask.noShortendElements +"\n");
logFile.flush();
}
catch (IOException e) {
System.err.println("no log-File");
}
return res;
}

@@ -1,6 +1,9 @@
package de.dhbwstuttgart.typeinference.unify;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
@@ -9,15 +12,14 @@ import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.OrderingUnifyPair;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
public class TypeUnify2Task extends TypeUnifyTask {
Set<Set<UnifyPair>> setToFlatten;
public TypeUnify2Task(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<PartialOrderSet<Set<UnifyPair>,OrderingUnifyPair>> oderConstraints, Set<UnifyPair> nextSetElement, IFiniteClosure fc, boolean parallel, FileWriter logFile, Boolean log, int rekTiefe, UnifyResultModel urm, ConstraintSet<Pair> cons) {
super(eq, oderConstraints, fc, parallel, logFile, log, rekTiefe, urm, cons);
public TypeUnify2Task(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Set<UnifyPair>>> oderConstraints, Set<UnifyPair> nextSetElement, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm, UnifyTaskModel usedTasks) {
super(eq, oderConstraints, fc, parallel, logFile, log, rekTiefe, urm, usedTasks);
this.setToFlatten = setToFlatten;
this.nextSetElement = nextSetElement;
}
@@ -32,12 +34,31 @@ public class TypeUnify2Task extends TypeUnifyTask {
System.out.println("two");
}
one = true;
Set<Set<UnifyPair>> res = unify2(setToFlatten, eq, oderConstraintsField, fc, parallel, rekTiefeField);
Set<Set<UnifyPair>> res = unify2(setToFlatten, eq, oderConstraintsField, fc, parallel, rekTiefeField, true);
/*if (isUndefinedPairSetSet(res)) {
return new HashSet<>(); }
else
*/
noOfThread--;
//writeLog("xxx");
//noOfThread--;
synchronized (usedTasks) {
if (this.myIsCancelled()) {
return new HashSet<>();
}
else {
return res;
}
}
}
public void closeLogFile() {
try {
logFile.close();
}
catch (IOException ioE) {
System.err.println("no log-File" + thNo);
}
}
}

File diff suppressed because it is too large Load Diff

@@ -1,13 +1,31 @@
package de.dhbwstuttgart.typeinference.unify;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import de.dhbwstuttgart.syntaxtree.factory.UnifyTypeFactory;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
public class UnifyResultModel {
ConstraintSet<de.dhbwstuttgart.typeinference.constraints.Pair> cons;
IFiniteClosure fc;
public UnifyResultModel(ConstraintSet<de.dhbwstuttgart.typeinference.constraints.Pair> cons,
IFiniteClosure fc) {
this.cons = cons;
this.fc = fc;
}
private List<UnifyResultListener> listeners = new ArrayList<>();
public void addUnifyResultListener(UnifyResultListener listenerToAdd) {
@@ -18,7 +36,20 @@ public class UnifyResultModel {
listeners.remove(listenerToRemove);
}
public void notify(List<ResultSet> newResult) {
public void notify(Set<Set<UnifyPair>> eqPrimePrimeSet) {
Set<Set<UnifyPair>> eqPrimePrimeSetRet = eqPrimePrimeSet.stream().map(x -> {
Optional<Set<UnifyPair>> res = new RuleSet().subst(x.stream().map(y -> {
if (y.getPairOp() == PairOperator.SMALLERDOTWC) y.setPairOp(PairOperator.EQUALSDOT);
return y; //alle Paare a <.? b erden durch a =. b ersetzt
}).collect(Collectors.toCollection(HashSet::new)));
if (res.isPresent()) {//wenn subst ein Erg liefert wurde was veraendert
return new TypeUnifyTask().applyTypeUnificationRules(res.get(), fc);
}
else return x; //wenn nichts veraendert wurde wird x zurueckgegeben
}).collect(Collectors.toCollection(HashSet::new));
List<ResultSet> newResult = eqPrimePrimeSetRet.stream().map(unifyPairs ->
new ResultSet(UnifyTypeFactory.convert(unifyPairs, de.dhbwstuttgart.typeinference.constraints.Pair.generateTPHMap(cons))))
.collect(Collectors.toList());
UnifyResultEvent evt = new UnifyResultEvent(newResult);
for (UnifyResultListener listener : listeners) {

@@ -0,0 +1,18 @@
package de.dhbwstuttgart.typeinference.unify;
import java.util.ArrayList;
public class UnifyTaskModel {
ArrayList<TypeUnifyTask> usedTasks = new ArrayList<>();
public synchronized void add(TypeUnifyTask t) {
usedTasks.add(t);
}
public synchronized void cancel() {
for(TypeUnifyTask t : usedTasks) {
t.myCancel(true);
}
}
}

@@ -1,5 +1,6 @@
package de.dhbwstuttgart.typeinference.unify.interfaces;
import java.util.List;
import java.util.Optional;
import java.util.Set;
@@ -85,6 +86,13 @@ public interface IRuleSet {
public Optional<UnifyPair> adaptExt(UnifyPair pair, IFiniteClosure fc);
public Optional<UnifyPair> adaptSup(UnifyPair pair, IFiniteClosure fc);
/**
* Applies the subst-Rule to a set of pairs (usually Eq').
* @param pairs The set of pairs where the subst rule should apply.
* @return An optional of the modified set, if there were any substitutions. An empty optional if there were no substitutions.
*/
public Optional<Set<UnifyPair>> subst(Set<UnifyPair> pairs, List<Set<Set<UnifyPair>>> oderConstraints);
/**
* Applies the subst-Rule to a set of pairs (usually Eq').
* @param pairs The set of pairs where the subst rule should apply.

@@ -2,6 +2,7 @@ package de.dhbwstuttgart.typeinference.unify.model;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
@@ -12,6 +13,7 @@ import java.util.Optional;
import java.util.Set;
import java.util.function.BiFunction;
import java.util.function.BinaryOperator;
import java.util.function.Predicate;
import java.util.stream.Collectors;
import com.google.common.collect.Ordering;
@@ -32,7 +34,7 @@ import de.dhbwstuttgart.typeinference.unify.interfaces.IUnify;
public class FiniteClosure //extends Ordering<UnifyType> //entfernt PL 2018-12-11
implements IFiniteClosure {
FileWriter logFile;
Writer logFile;
static Boolean log = false;
public void setLogTrue() {
log = true;
@@ -66,7 +68,7 @@ implements IFiniteClosure {
/**
* Creates a new instance using the inheritance tree defined in the pairs.
*/
public FiniteClosure(Set<UnifyPair> pairs, FileWriter logFile) {
public FiniteClosure(Set<UnifyPair> pairs, Writer logFile) {
this.logFile = logFile;
this.pairs = new HashSet<>(pairs);
inheritanceGraph = new HashMap<UnifyType, Node<UnifyType>>();
@@ -656,11 +658,16 @@ implements IFiniteClosure {
if (left.getName().equals("Matrix") || right.getName().equals("Matrix"))
System.out.println("");
/*
pairop = PairOperator.SMALLERDOTWC;
List<UnifyType> al = new ArrayList<>();
PlaceholderType xx =new PlaceholderType("xx");
al.add(xx);
left = new ExtendsType(new ReferenceType("Vector", new TypeParams(al)));
right = new ReferenceType("Vector", new TypeParams(new ArrayList<>(al)));
List<UnifyType> alr = new ArrayList<>();
UnifyType exx = new ExtendsType(xx);
alr.add(exx);
right = new ExtendsType(new ReferenceType("Vector", new TypeParams(alr)));
*/
/*
List<UnifyType> al = new ArrayList<>();
@@ -712,7 +719,12 @@ implements IFiniteClosure {
catch (IOException e) {
System.err.println("no LogFile");}}
//Gleichungen der Form a <./=. Theta oder Theta <./=. a oder a <./=. b sind ok.
long smallerLen = smallerRes.stream().filter(x -> !(x.getLhsType() instanceof PlaceholderType || x.getRhsType() instanceof PlaceholderType)).count();
Predicate<UnifyPair> delFun = x -> !((x.getLhsType() instanceof PlaceholderType ||
x.getRhsType() instanceof PlaceholderType)
&& !((x.getLhsType() instanceof WildcardType) && //? extends/super a <.? a
((WildcardType)x.getLhsType()).getWildcardedType().equals(x.getRhsType()))
);
long smallerLen = smallerRes.stream().filter(delFun).count();
if (smallerLen == 0) return -1;
else {
up = new UnifyPair(right, left, pairop);
@@ -728,7 +740,7 @@ implements IFiniteClosure {
catch (IOException e) {
System.err.println("no LogFile");}}
//Gleichungen der Form a <./=. Theta oder Theta <./=. a oder a <./=. b sind ok.
long greaterLen = greaterRes.stream().filter(x -> !(x.getLhsType() instanceof PlaceholderType || x.getRhsType() instanceof PlaceholderType)).count();
long greaterLen = greaterRes.stream().filter(delFun).count();
if (greaterLen == 0) return 1;
else return 0;
}

@@ -22,7 +22,7 @@ public class FunNType extends UnifyType {
* Creates a FunN-Type with the specified TypeParameters.
*/
protected FunNType(TypeParams p) {
super("Fun"+(p.size()-1), p);
super("Fun"+(p.size()-1)+"$$", p);
}
/**

@@ -1,9 +1,11 @@
package de.dhbwstuttgart.typeinference.unify.model;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.function.BinaryOperator;
@@ -30,14 +32,25 @@ public class OrderingUnifyPair extends Ordering<Set<UnifyPair>> {
* in dem compare(Theta, Theta') aufgerufen wird.
*/
public int compareEq (UnifyPair left, UnifyPair right) {
try {
//if (left.getRhsType() instanceof WildcardType || right.getRhsType() instanceof WildcardType) {//PL 2019-01-12 ausgetauscht
if (((PlaceholderType)left.getLhsType()).isInnerType() && ((PlaceholderType)right.getLhsType()).isInnerType()) {
return fc.compare(left.getRhsType(), right.getRhsType(), PairOperator.SMALLERDOTWC);
}
else {
return fc.compare(left.getRhsType(), right.getRhsType(), PairOperator.SMALLERDOT);
}}
catch (ClassCastException e) {
try {
((FiniteClosure)fc).logFile.write("ClassCastException: " + left.toString() +"\n\n");
((FiniteClosure)fc).logFile.flush();
}
catch (IOException ie) {
}
return -99;
}
}
/*
public int compareEq (UnifyPair left, UnifyPair right) {
if (left == null || right == null)
@@ -115,6 +128,43 @@ public class OrderingUnifyPair extends Ordering<Set<UnifyPair>> {
* @see com.google.common.collect.Ordering#compare(java.lang.Object, java.lang.Object)
*/
public int compare (Set<UnifyPair> left, Set<UnifyPair> right) {
/*
//pairop = PairOperator.SMALLERDOTWC;
List<UnifyType> al = new ArrayList<>();
PlaceholderType xx = PlaceholderType.freshPlaceholder();
al.add(xx);
UnifyType t1 = new ExtendsType(new ReferenceType("Vector", new TypeParams(al)));
//PlaceholderType yy =new PlaceholderType("yy");
List<UnifyType> alr = new ArrayList<>();
UnifyType exx = new ExtendsType(xx);
alr.add(exx);
UnifyType t2 = new ExtendsType(new ReferenceType("Vector", new TypeParams(alr)));
PlaceholderType a = PlaceholderType.freshPlaceholder();
a.setInnerType(true);
UnifyPair p1 = new UnifyPair(a, t1, PairOperator.SMALLERDOTWC);
PlaceholderType b = PlaceholderType.freshPlaceholder();
b.setInnerType(true);
UnifyPair p2 = new UnifyPair(b, t2, PairOperator.SMALLERDOTWC);
List<UnifyType> al3 = new ArrayList<>();
al3.add(a);
List<UnifyType> al4 = new ArrayList<>();
al4.add(b);
UnifyPair p3 = new UnifyPair(new PlaceholderType("c"), new ReferenceType("Vector", new TypeParams(al3)), PairOperator.EQUALSDOT);
UnifyPair p4 = new UnifyPair(new PlaceholderType("c"), new ReferenceType("Vector", new TypeParams(al4)), PairOperator.EQUALSDOT);
right = new HashSet<>();
right.add(p1);
right.add(p3);
left = new HashSet<>();
left.add(p2);
left.add(p4);
*/
if ((left.size() == 1) && right.size() == 1) {
if (left.iterator().next().getLhsType().getName().equals("AFS")) {
System.out.println("");
@@ -198,9 +248,9 @@ public class OrderingUnifyPair extends Ordering<Set<UnifyPair>> {
//Set<PlaceholderType> varsleft = lefteq.stream().map(x -> (PlaceholderType)x.getLhsType()).collect(Collectors.toCollection(HashSet::new));
//Set<PlaceholderType> varsright = righteq.stream().map(x -> (PlaceholderType)x.getLhsType()).collect(Collectors.toCollection(HashSet::new));
//filtern des Paares a = Theta, das durch a <. Thata' generiert wurde (nur im Fall 1 relevant) andere Substitutioen werden rausgefiltert
lefteq.removeIf(x -> !(x.getLhsType().getName().equals(x.getBasePair().getLhsType().getName())
lefteq.removeIf(x -> (x.getBasePair()!=null) && !(x.getLhsType().getName().equals(x.getBasePair().getLhsType().getName())
||x.getLhsType().getName().equals(x.getBasePair().getRhsType().getName())));//removeIf(x -> !varsright.contains(x.getLhsType()));
righteq.removeIf(x -> !(x.getLhsType().getName().equals(x.getBasePair().getLhsType().getName())
righteq.removeIf(x -> (x.getBasePair()!=null) && !(x.getLhsType().getName().equals(x.getBasePair().getLhsType().getName())
||x.getLhsType().getName().equals(x.getBasePair().getRhsType().getName())));//.removeIf(x -> !varsleft.contains(x.getLhsType()));
UnifyPair lseq = lefteq.iterator().next();
UnifyPair rseq = righteq.iterator().next();

@@ -11,26 +11,43 @@ import de.dhbwstuttgart.typeinference.unify.interfaces.UnifyTypeVisitor;
* @author Florian Steurer
*
*/
public final class ReferenceType extends UnifyType {
public class ReferenceType extends UnifyType {
/**
* The buffered hashCode
*/
private final int hashCode;
/**
* gibt an, ob der ReferenceType eine generische Typvariable ist
*/
private final boolean genericTypeVar;
public <T> UnifyType accept(UnifyTypeVisitor<T> visitor, T ht) {
return visitor.visit(this, ht);
}
public ReferenceType(String name, Boolean genericTypeVar) {
super(name, new TypeParams());
hashCode = 31 + 17 * typeName.hashCode() + 17 * typeParams.hashCode();
this.genericTypeVar = genericTypeVar;
}
public ReferenceType(String name, UnifyType... params) {
super(name, new TypeParams(params));
hashCode = 31 + 17 * typeName.hashCode() + 17 * typeParams.hashCode();
genericTypeVar = false;
}
public ReferenceType(String name, TypeParams params) {
super(name, params);
hashCode = 31 + 17 * typeName.hashCode() + 17 * typeParams.hashCode();
genericTypeVar = false;
}
public boolean isGenTypeVar () {
return genericTypeVar;
}
@Override

@@ -137,7 +137,7 @@ public class UnifyPair {
undefinedPair = true;
}
public Set<UnifyPair> getSubstitution() {
return substitution;
return new HashSet<>(substitution);
}
public UnifyPair getBasePair() {
@@ -149,9 +149,9 @@ public class UnifyPair {
public Set<UnifyPair> getAllSubstitutions () {
Set<UnifyPair> ret = new HashSet<>();
ret.addAll(getSubstitution());
ret.addAll(new ArrayList<>(getSubstitution()));
if (basePair != null) {
ret.addAll(basePair.getAllSubstitutions());
ret.addAll(new ArrayList<>(basePair.getAllSubstitutions()));
}
return ret;
}
@@ -177,6 +177,20 @@ public class UnifyPair {
}
}
/**
* wenn in einem Paar bestehend aus 2 Typvariablen eine nicht wildcardtable ist,
* so beide auf nicht wildcardtable setzen
*/
public void disableCondWildcards() {
if (lhs instanceof PlaceholderType && rhs instanceof PlaceholderType
&& (!((PlaceholderType)lhs).isWildcardable() || !((PlaceholderType)rhs).isWildcardable()))
{
((PlaceholderType)lhs).disableWildcardtable();
((PlaceholderType)rhs).disableWildcardtable();
}
}
public Boolean wrongWildcard() {
return lhs.wrongWildcard() || rhs.wrongWildcard();
}
@@ -219,10 +233,12 @@ public class UnifyPair {
public String toString() {
String ret = "";
if (lhs instanceof PlaceholderType) {
ret = new Integer(((PlaceholderType)lhs).getVariance()).toString() + " " + ((PlaceholderType)lhs).isInnerType();
ret = new Integer(((PlaceholderType)lhs).getVariance()).toString() + " " + ((PlaceholderType)lhs).isInnerType()
+ " " + ((PlaceholderType)lhs).isWildcardable();
}
if (rhs instanceof PlaceholderType) {
ret = ret + ", " + new Integer(((PlaceholderType)rhs).getVariance()).toString() + " " + ((PlaceholderType)rhs).isInnerType();
ret = ret + ", " + new Integer(((PlaceholderType)rhs).getVariance()).toString() + " " + ((PlaceholderType)rhs).isInnerType()
+ " " + ((PlaceholderType)rhs).isWildcardable();
}
return "(" + lhs + " " + pairOp + " " + rhs + ", " + ret + ")"; //+ ", [" + getfBounded().toString()+ "])";
}

@@ -37,14 +37,14 @@ public class BinaryTest {
public void test() throws Exception {
Method m2 = classToTest.getDeclaredMethod("m2", Integer.class,Integer.class);
Integer res = (Integer) m2.invoke(instanceOfClass, 2,3);
assertEquals(6, res);
assertEquals(new Integer(6), res);
}
@Test
public void testM3() throws Exception {
Method m3 = classToTest.getDeclaredMethod("m3", Integer.class);
Integer res = (Integer) m3.invoke(instanceOfClass, 2);
assertEquals(4, res);
assertEquals(new Integer(4), res);
}
}

@@ -0,0 +1,37 @@
package bytecode;
import static org.junit.Assert.*;
import java.io.File;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import org.junit.BeforeClass;
import org.junit.Test;
import de.dhbwstuttgart.core.JavaTXCompiler;
public class ClassGenLamTest {
private static String path;
private static File fileToTest;
private static JavaTXCompiler compiler;
private static ClassLoader loader;
private static Class<?> classToTest;
private static String pathToClassFile;
private static Object instanceOfClass;
@Test
public void generateBC() throws Exception {
path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/ClassGenLam.jav";
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
compiler.generateBytecode(pathToClassFile);
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("ClassGenLam");
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
}
}

@@ -38,7 +38,7 @@ public class FacTest {
public void testInteger() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method getFac = classToTest.getDeclaredMethod("getFac", Integer.class);
Integer result = (Integer) getFac.invoke(instanceOfClass,3);
assertEquals(result, 6);
assertEquals(result, new Integer(6));
}
}

@@ -51,7 +51,7 @@ public class FacultyTest {
// Integer result = (Integer) apply.invoke(lambda,i);
Integer result = (Integer) getFact.invoke(instanceOfClass,i);
assertEquals(6, result);
assertEquals(new Integer(6), result);
}

@@ -32,18 +32,19 @@ public class FieldTphConsMethTest {
pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("FieldTphConsMeth");
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
}
@Test
public void test() throws Exception {
instanceOfClass = classToTest.getConstructor(Object.class).newInstance("C");
Field a = classToTest.getDeclaredField("a");
a.setAccessible(true);
Method m = classToTest.getDeclaredMethod("m", Object.class);
Method m = classToTest.getDeclaredMethod("id", Object.class);
Object result = m.invoke(instanceOfClass, 42);
assertEquals(42,result);
assertEquals("C", a.get(instanceOfClass));
}
}

@@ -0,0 +1,66 @@
package bytecode;
import static org.junit.Assert.*;
import java.io.File;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import org.junit.BeforeClass;
import org.junit.Test;
import de.dhbwstuttgart.core.JavaTXCompiler;
public class FieldTphMMethTest {
private static String path;
private static File fileToTest;
private static JavaTXCompiler compiler;
private static ClassLoader loader;
private static Class<?> classToTest;
private static String pathToClassFile;
private static Object instanceOfClass;
private static Object instanceOfClass2;
@BeforeClass
public static void setUpBeforeClass() throws Exception {
path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/FieldTphMMeth.jav";
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
compiler.generateBytecode(System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/");
pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("FieldTphMMeth");
instanceOfClass = classToTest.getConstructor(Object.class,Object.class,Boolean.class).newInstance("C",42,true);
instanceOfClass2 = classToTest.getConstructor(Object.class,Object.class,Boolean.class).newInstance("C",42,false);
}
@Test
public void testM() throws Exception {
Method m = classToTest.getDeclaredMethod("m", Object.class,Object.class,Boolean.class);
Object result = m.invoke(instanceOfClass, "C",42,false);
assertEquals(42,result);
}
@Test
public void testWithTrue() throws Exception {
Field a = classToTest.getDeclaredField("a");
a.setAccessible(true);
assertEquals("C", a.get(instanceOfClass));
}
@Test
public void testWithFalse() throws Exception {
Field a = classToTest.getDeclaredField("a");
a.setAccessible(true);
assertEquals(42, a.get(instanceOfClass2));
}
}

@@ -8,9 +8,10 @@ import java.net.URL;
import java.net.URLClassLoader;
import org.junit.BeforeClass;
import org.junit.Test;
import de.dhbwstuttgart.core.JavaTXCompiler;
import org.junit.Test;
public class IdTest {

@@ -0,0 +1,37 @@
package bytecode;
import static org.junit.Assert.*;
import java.io.File;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import org.junit.BeforeClass;
import org.junit.Test;
import de.dhbwstuttgart.core.JavaTXCompiler;
public class InfTest {
private static String path;
private static File fileToTest;
private static JavaTXCompiler compiler;
private static ClassLoader loader;
private static Class<?> classToTest;
private static String pathToClassFile;
private static Object instanceOfClass;
@Test
public void generateBC() throws Exception {
path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/Inf.jav";
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
compiler.generateBytecode(pathToClassFile);
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("Inf");
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
}
}

@@ -0,0 +1,37 @@
package bytecode;
import static org.junit.Assert.*;
import java.io.File;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import org.junit.BeforeClass;
import org.junit.Test;
import de.dhbwstuttgart.core.JavaTXCompiler;
public class KompTphTest {
private static String path;
private static File fileToTest;
private static JavaTXCompiler compiler;
private static ClassLoader loader;
private static Class<?> classToTest;
private static String pathToClassFile;
private static Object instanceOfClass;
@Test
public void generateBC() throws Exception {
path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/KompTph.jav";
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
compiler.generateBytecode(pathToClassFile);
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("KompTph");
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
}
}

@@ -43,7 +43,7 @@ public class LambdaTest {
System.out.println(m.invoke(instanceOfClass).toString());
Integer result = (Integer) apply.invoke(m.invoke(instanceOfClass), i);
assertEquals(77, result);
assertEquals(i, result);
}

@@ -4,6 +4,7 @@ import static org.junit.Assert.*;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.URL;
@@ -27,7 +28,7 @@ public class MatrixOpTest {
private static Object instanceOfClass_m3;
@Test
public void test() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, ClassNotFoundException, IOException, InstantiationException {
public void test() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, ClassNotFoundException, IOException, InstantiationException, NoSuchFieldException {
path = System.getProperty("user.dir") + "/src/test/resources/bytecode/javFiles/MatrixOP.jav";
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
@@ -35,7 +36,7 @@ public class MatrixOpTest {
compiler.generateBytecode(pathToClassFile);
loader = new URLClassLoader(new URL[]{new URL("file://" + pathToClassFile)});
classToTest = loader.loadClass("MatrixOP");
/*
Vector<Vector<Integer>> vv = new Vector<Vector<Integer>>();
Vector<Integer> v1 = new Vector<Integer>();
v1.addElement(2);
@@ -48,6 +49,7 @@ public class MatrixOpTest {
//m1.addElement(v2);
vv.addElement(v1);
vv.addElement(v2);
instanceOfClass_m1 = classToTest.getDeclaredConstructor(Vector.class).newInstance(vv); //Matrix m1 = new Matrix(vv);
Vector<Vector<Integer>> vv1 = new Vector<Vector<Integer>>();
@@ -62,13 +64,22 @@ public class MatrixOpTest {
//m2.addElement(v4);
vv1.addElement(v3);
vv1.addElement(v4);
instanceOfClass_m2 = classToTest.getDeclaredConstructor(Vector.class).newInstance(vv1);//Matrix m2 = new Matrix(vv1);
//Matrix m3 = m1.mul(vv1);
Method mul = classToTest.getDeclaredMethod("mul", Vector.class);
Object result = mul.invoke(instanceOfClass_m1, instanceOfClass_m2);
// Method mul = classToTest.getDeclaredMethod("mul", Vector.class);
// Object result = mul.invoke(instanceOfClass_m1, instanceOfClass_m2);
Field mul = classToTest.getField("mul");
mul.setAccessible(true);
Class<?> lambda = mul.get(instanceOfClass_m1).getClass();
Method apply = lambda.getMethod("apply", Object.class, Object.class);
// Damit man auf die Methode zugreifen kann
apply.setAccessible(true);
Object result = apply.invoke(mul.get(instanceOfClass_m1), instanceOfClass_m1, instanceOfClass_m2);
System.out.println(instanceOfClass_m1.toString() + " * " + instanceOfClass_m2.toString() + " = " + result.toString());
Vector<Vector<Integer>> res = new Vector<Vector<Integer>>();
@@ -85,7 +96,7 @@ public class MatrixOpTest {
res.addElement(v6);
instanceOfClass_m3 = classToTest.getDeclaredConstructor(Vector.class).newInstance(res);
assertEquals(result, instanceOfClass_m3);
*/
}
}

1
src/test/java/bytecode/MatrixTest.java Normal file → Executable file

@@ -85,7 +85,6 @@ public class MatrixTest {
res.addElement(v6);
instanceOfClass_m3 = classToTest.getDeclaredConstructor(Vector.class).newInstance(res);
assertEquals(result, instanceOfClass_m3);
}
}

@@ -12,7 +12,7 @@ import org.junit.Test;
import de.dhbwstuttgart.core.JavaTXCompiler;
public class FunOLTest {
public class OLFunTest {
private static String path;
private static File fileToTest;
private static JavaTXCompiler compiler;
@@ -23,13 +23,13 @@ public class FunOLTest {
@Test
public void generateBC() throws Exception {
path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/FunOL.jav";
path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/OLFun.jav";
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
compiler.generateBytecode(System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/");
pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("FunOL");
classToTest = loader.loadClass("OLFun");
/*
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();

@@ -7,11 +7,14 @@ import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.List;
import org.junit.BeforeClass;
import org.junit.Test;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.typeinference.result.ResultSet;
public class OLTest {
private static String path;
@@ -30,7 +33,9 @@ public class OLTest {
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
compiler.generateBytecode(pathToClassFile);
List<ResultSet> typeinferenceResult = compiler.typeInference();
List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles = compiler.getGeneratedGenericResultsForAllSourceFiles(typeinferenceResult);
compiler.generateBytecode(pathToClassFile,typeinferenceResult,simplifyResultsForAllSourceFiles);
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("OL");
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
@@ -47,14 +52,14 @@ public class OLTest {
public void testmInt() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("m", Integer.class);
Integer result = (Integer) m.invoke(instanceOfClass, 5);
assertEquals(10, result);
assertEquals(new Integer(10), result);
}
@Test
public void testmDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("m", Double.class);
Double result = (Double) m.invoke(instanceOfClass, 5.0);
assertEquals(10.0, result);
assertEquals(new Double(10.0), result);
}
@Test
@@ -73,14 +78,14 @@ public class OLTest {
public void testmainInt() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method main = classToTest1.getDeclaredMethod("main", Integer.class);
Integer result = (Integer) main.invoke(instanceOfClass1, 5);
assertEquals(10, result);
assertEquals(new Integer(10), result);
}
@Test
public void testmainDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method main = classToTest1.getDeclaredMethod("main", Double.class);
Double result = (Double) main.invoke(instanceOfClass1, 5.0);
assertEquals(10.0, result);
assertEquals(new Double(10.0), result);
}
@Test

@@ -54,7 +54,7 @@ public class OpTest {
Integer result = (Integer) m.invoke(instanceOfClass, 7,3);
assertEquals(10, result);
assertEquals(new Integer(10), result);
}

@@ -38,28 +38,28 @@ public class PostIncTest {
public void testM1() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("m");
Integer res = (Integer) m.invoke(instanceOfClass);
assertEquals(1, res);
assertEquals(new Integer(1), res);
}
@Test
public void testM2() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("m2");
Integer res = (Integer) m.invoke(instanceOfClass);
assertEquals(0, res);
assertEquals(new Integer(0), res);
}
@Test
public void testD1() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("d");
Integer res = (Integer) m.invoke(instanceOfClass);
assertEquals(-1, res);
assertEquals(new Integer(-1), res);
}
@Test
public void testD2() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("d2");
Integer res = (Integer) m.invoke(instanceOfClass);
assertEquals(0, res);
assertEquals(new Integer(0), res);
}
}

@@ -38,28 +38,28 @@ public class PreIncTest {
public void testM() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("m");
Integer res = (Integer) m.invoke(instanceOfClass);
assertEquals(1, res);
assertEquals(new Integer(1), res);
}
@Test
public void testM2() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("m2");
Integer res = (Integer) m.invoke(instanceOfClass);
assertEquals(1, res);
assertEquals(new Integer(1), res);
}
@Test
public void testD() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("d");
Integer res = (Integer) m.invoke(instanceOfClass);
assertEquals(-1, res);
assertEquals(new Integer(-1), res);
}
@Test
public void testD2() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Method m = classToTest.getDeclaredMethod("d2");
Integer res = (Integer) m.invoke(instanceOfClass);
assertEquals(-1, res);
assertEquals(new Integer(-1), res);
}
}

@@ -0,0 +1,38 @@
package bytecode;
import static org.junit.Assert.*;
import java.io.File;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import org.junit.BeforeClass;
import org.junit.Test;
import de.dhbwstuttgart.core.JavaTXCompiler;
public class SimpleCycleTest {
private static String path;
private static File fileToTest;
private static JavaTXCompiler compiler;
private static ClassLoader loader;
private static Class<?> classToTest;
private static String pathToClassFile;
private static Object instanceOfClass;
@Test
public void generateGen() throws Exception {
path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/SimpleCycle.jav";
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
compiler.generateBytecode(pathToClassFile);
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("SimpleCycle");
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
}
}

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