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147 changed files with 1216 additions and 29613 deletions
.gitea/workflows
build_and_test.yml
gen
Java17Lexer.interpJava17Lexer.javaJava17Lexer.tokensJava17Parser.interpJava17Parser.javaJava17Parser.tokensJava17ParserBaseListener.javaJava17ParserBaseVisitor.javaJava17ParserListener.javaJava17ParserVisitor.java
pom.xml
resources
AllgemeinTest
Bar.javaBox.javFoo.javList.jav
bytecode/javFiles
Assign.javBox.javBox.javaBug298.javBug300.javBug301.javBug302.javBug306.javBug307.javBug309.javBug310.javBug311.javBug312.javBug314.javBug325.javBug326.javBug328.javBug328B.classBug328B.javaBug332.javBug333.javBug337.javBug338.javBug343.javBugXXX.javGenericRecord.javGenericRecordSwitchCase.javImportWildcard.javLamRunnable.javLiteral.javMatrix.javOp1.javOverloadNestedPattern.javOverloadPattern.javOverrideEquals.javOverrideRoot.classOverrideRoot.javaPatternMatchingHaskellStyle.javPatternMatchingListAppend.javPatternMatchingLiteralStyle.javRecordTest.javSwitch.javSwitchAppend.javSwitchCaseHeritageDetection.javSwitchInfered.javSwitchNestedValue.javSwitchOverload.javSwitchRecordList.javTernary.javWhile.javY.jav
packageTest/pkg/sub
Interface.jav
src/main
antlr4/de/dhbwstuttgart/parser/antlr
Java17Parser.g4
java/de/dhbwstuttgart
bytecode
Codegen.javaFunNGenerator.java
core
ConsoleInterface.javaJavaTXCompiler.java
environment
CompilationEnvironment.javaDirectoryClassLoader.javaPackageCrawler.java
parser
SyntaxTreeGenerator
FCGenerator.javaStatementGenerator.javaSyntacticSugar.javaSyntaxTreeGenerator.javaTypeGenerator.java
scope
GatherNames.java
syntaxtree
ASTVisitor.javaAbstractASTWalker.javaClassOrInterface.javaLiteralPattern.javaMethod.javaSourceFile.javaStatementVisitor.java
factory
ASTFactory.javaUnifyTypeFactory.java
statement
BinaryExpr.javaContinue.javaFieldVar.javaMethodCall.javaNewClass.javaSuper.javaSuperCall.javaTernary.javaThis.java
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2
.gitea/workflows/build_and_test.yml

@ -15,7 +15,7 @@ jobs:
uses: actions/setup-java@v4
with:
distribution: 'temurin'
java-version: '23'
java-version: '21'
cache: 'maven'
- name: Compile project
run: |

408
gen/Java17Lexer.interp

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873
gen/Java17Lexer.java

@ -1,873 +0,0 @@
// Generated from C:/Users/ruben/IdeaProjects/JavaCompilerCore/src/main/antlr4/de/dhbwstuttgart/parser/antlr/Java17Lexer.g4 by ANTLR 4.13.1
import org.antlr.v4.runtime.Lexer;
import org.antlr.v4.runtime.CharStream;
import org.antlr.v4.runtime.Token;
import org.antlr.v4.runtime.TokenStream;
import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.atn.*;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.misc.*;
@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast", "CheckReturnValue", "this-escape"})
public class Java17Lexer extends Lexer {
static { RuntimeMetaData.checkVersion("4.13.1", RuntimeMetaData.VERSION); }
protected static final DFA[] _decisionToDFA;
protected static final PredictionContextCache _sharedContextCache =
new PredictionContextCache();
public static final int
ABSTRACT=1, ASSERT=2, BOOLEAN=3, BREAK=4, BYTE=5, CASE=6, CATCH=7, CHAR=8,
CLASS=9, CONST=10, CONTINUE=11, DEFAULT=12, DO=13, DOUBLE=14, ELSE=15,
ENUM=16, EXTENDS=17, FINAL=18, FINALLY=19, FLOAT=20, FOR=21, IF=22, GOTO=23,
IMPLEMENTS=24, IMPORT=25, INSTANCEOF=26, INT=27, INTERFACE=28, LONG=29,
NATIVE=30, NEW=31, PACKAGE=32, PRIVATE=33, PROTECTED=34, PUBLIC=35, RETURN=36,
SHORT=37, STATIC=38, STRICTFP=39, SUPER=40, SWITCH=41, SYNCHRONIZED=42,
THIS=43, THROW=44, THROWS=45, TRANSIENT=46, TRY=47, VOID=48, VOLATILE=49,
WHILE=50, MODULE=51, OPEN=52, REQUIRES=53, EXPORTS=54, OPENS=55, TO=56,
USES=57, PROVIDES=58, WITH=59, TRANSITIVE=60, VAR=61, YIELD=62, RECORD=63,
SEALED=64, PERMITS=65, NON_SEALED=66, DECIMAL_LITERAL=67, HEX_LITERAL=68,
OCT_LITERAL=69, BINARY_LITERAL=70, FLOAT_LITERAL=71, HEX_FLOAT_LITERAL=72,
BOOL_LITERAL=73, CHAR_LITERAL=74, STRING_LITERAL=75, TEXT_BLOCK=76, NULL_LITERAL=77,
LPAREN=78, RPAREN=79, LBRACE=80, RBRACE=81, LBRACK=82, RBRACK=83, SEMI=84,
COMMA=85, DOT=86, ASSIGN=87, GT=88, LT=89, BANG=90, TILDE=91, QUESTION=92,
COLON=93, EQUAL=94, LE=95, GE=96, NOTEQUAL=97, AND=98, OR=99, INC=100,
DEC=101, ADD=102, SUB=103, MUL=104, DIV=105, BITAND=106, BITOR=107, CARET=108,
MOD=109, ADD_ASSIGN=110, SUB_ASSIGN=111, MUL_ASSIGN=112, DIV_ASSIGN=113,
AND_ASSIGN=114, OR_ASSIGN=115, XOR_ASSIGN=116, MOD_ASSIGN=117, LSHIFT_ASSIGN=118,
RSHIFT_ASSIGN=119, URSHIFT_ASSIGN=120, ARROW=121, COLONCOLON=122, AT=123,
ELLIPSIS=124, WS=125, COMMENT=126, LINE_COMMENT=127, IDENTIFIER=128;
public static String[] channelNames = {
"DEFAULT_TOKEN_CHANNEL", "HIDDEN"
};
public static String[] modeNames = {
"DEFAULT_MODE"
};
private static String[] makeRuleNames() {
return new String[] {
"ABSTRACT", "ASSERT", "BOOLEAN", "BREAK", "BYTE", "CASE", "CATCH", "CHAR",
"CLASS", "CONST", "CONTINUE", "DEFAULT", "DO", "DOUBLE", "ELSE", "ENUM",
"EXTENDS", "FINAL", "FINALLY", "FLOAT", "FOR", "IF", "GOTO", "IMPLEMENTS",
"IMPORT", "INSTANCEOF", "INT", "INTERFACE", "LONG", "NATIVE", "NEW",
"PACKAGE", "PRIVATE", "PROTECTED", "PUBLIC", "RETURN", "SHORT", "STATIC",
"STRICTFP", "SUPER", "SWITCH", "SYNCHRONIZED", "THIS", "THROW", "THROWS",
"TRANSIENT", "TRY", "VOID", "VOLATILE", "WHILE", "MODULE", "OPEN", "REQUIRES",
"EXPORTS", "OPENS", "TO", "USES", "PROVIDES", "WITH", "TRANSITIVE", "VAR",
"YIELD", "RECORD", "SEALED", "PERMITS", "NON_SEALED", "DECIMAL_LITERAL",
"HEX_LITERAL", "OCT_LITERAL", "BINARY_LITERAL", "FLOAT_LITERAL", "HEX_FLOAT_LITERAL",
"BOOL_LITERAL", "CHAR_LITERAL", "STRING_LITERAL", "TEXT_BLOCK", "NULL_LITERAL",
"LPAREN", "RPAREN", "LBRACE", "RBRACE", "LBRACK", "RBRACK", "SEMI", "COMMA",
"DOT", "ASSIGN", "GT", "LT", "BANG", "TILDE", "QUESTION", "COLON", "EQUAL",
"LE", "GE", "NOTEQUAL", "AND", "OR", "INC", "DEC", "ADD", "SUB", "MUL",
"DIV", "BITAND", "BITOR", "CARET", "MOD", "ADD_ASSIGN", "SUB_ASSIGN",
"MUL_ASSIGN", "DIV_ASSIGN", "AND_ASSIGN", "OR_ASSIGN", "XOR_ASSIGN",
"MOD_ASSIGN", "LSHIFT_ASSIGN", "RSHIFT_ASSIGN", "URSHIFT_ASSIGN", "ARROW",
"COLONCOLON", "AT", "ELLIPSIS", "WS", "COMMENT", "LINE_COMMENT", "IDENTIFIER",
"ExponentPart", "EscapeSequence", "HexDigits", "HexDigit", "Digits",
"LetterOrDigit", "Letter"
};
}
public static final String[] ruleNames = makeRuleNames();
private static String[] makeLiteralNames() {
return new String[] {
null, "'abstract'", "'assert'", "'boolean'", "'break'", "'byte'", "'case'",
"'catch'", "'char'", "'class'", "'const'", "'continue'", "'default'",
"'do'", "'double'", "'else'", "'enum'", "'extends'", "'final'", "'finally'",
"'float'", "'for'", "'if'", "'goto'", "'implements'", "'import'", "'instanceof'",
"'int'", "'interface'", "'long'", "'native'", "'new'", "'package'", "'private'",
"'protected'", "'public'", "'return'", "'short'", "'static'", "'strictfp'",
"'super'", "'switch'", "'synchronized'", "'this'", "'throw'", "'throws'",
"'transient'", "'try'", "'void'", "'volatile'", "'while'", "'module'",
"'open'", "'requires'", "'exports'", "'opens'", "'to'", "'uses'", "'provides'",
"'with'", "'transitive'", "'var'", "'yield'", "'record'", "'sealed'",
"'permits'", "'non-sealed'", null, null, null, null, null, null, null,
null, null, null, "'null'", "'('", "')'", "'{'", "'}'", "'['", "']'",
"';'", "','", "'.'", "'='", "'>'", "'<'", "'!'", "'~'", "'?'", "':'",
"'=='", "'<='", "'>='", "'!='", "'&&'", "'||'", "'++'", "'--'", "'+'",
"'-'", "'*'", "'/'", "'&'", "'|'", "'^'", "'%'", "'+='", "'-='", "'*='",
"'/='", "'&='", "'|='", "'^='", "'%='", "'<<='", "'>>='", "'>>>='", "'->'",
"'::'", "'@'", "'...'"
};
}
private static final String[] _LITERAL_NAMES = makeLiteralNames();
private static String[] makeSymbolicNames() {
return new String[] {
null, "ABSTRACT", "ASSERT", "BOOLEAN", "BREAK", "BYTE", "CASE", "CATCH",
"CHAR", "CLASS", "CONST", "CONTINUE", "DEFAULT", "DO", "DOUBLE", "ELSE",
"ENUM", "EXTENDS", "FINAL", "FINALLY", "FLOAT", "FOR", "IF", "GOTO",
"IMPLEMENTS", "IMPORT", "INSTANCEOF", "INT", "INTERFACE", "LONG", "NATIVE",
"NEW", "PACKAGE", "PRIVATE", "PROTECTED", "PUBLIC", "RETURN", "SHORT",
"STATIC", "STRICTFP", "SUPER", "SWITCH", "SYNCHRONIZED", "THIS", "THROW",
"THROWS", "TRANSIENT", "TRY", "VOID", "VOLATILE", "WHILE", "MODULE",
"OPEN", "REQUIRES", "EXPORTS", "OPENS", "TO", "USES", "PROVIDES", "WITH",
"TRANSITIVE", "VAR", "YIELD", "RECORD", "SEALED", "PERMITS", "NON_SEALED",
"DECIMAL_LITERAL", "HEX_LITERAL", "OCT_LITERAL", "BINARY_LITERAL", "FLOAT_LITERAL",
"HEX_FLOAT_LITERAL", "BOOL_LITERAL", "CHAR_LITERAL", "STRING_LITERAL",
"TEXT_BLOCK", "NULL_LITERAL", "LPAREN", "RPAREN", "LBRACE", "RBRACE",
"LBRACK", "RBRACK", "SEMI", "COMMA", "DOT", "ASSIGN", "GT", "LT", "BANG",
"TILDE", "QUESTION", "COLON", "EQUAL", "LE", "GE", "NOTEQUAL", "AND",
"OR", "INC", "DEC", "ADD", "SUB", "MUL", "DIV", "BITAND", "BITOR", "CARET",
"MOD", "ADD_ASSIGN", "SUB_ASSIGN", "MUL_ASSIGN", "DIV_ASSIGN", "AND_ASSIGN",
"OR_ASSIGN", "XOR_ASSIGN", "MOD_ASSIGN", "LSHIFT_ASSIGN", "RSHIFT_ASSIGN",
"URSHIFT_ASSIGN", "ARROW", "COLONCOLON", "AT", "ELLIPSIS", "WS", "COMMENT",
"LINE_COMMENT", "IDENTIFIER"
};
}
private static final String[] _SYMBOLIC_NAMES = makeSymbolicNames();
public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
/**
* @deprecated Use {@link #VOCABULARY} instead.
*/
@Deprecated
public static final String[] tokenNames;
static {
tokenNames = new String[_SYMBOLIC_NAMES.length];
for (int i = 0; i < tokenNames.length; i++) {
tokenNames[i] = VOCABULARY.getLiteralName(i);
if (tokenNames[i] == null) {
tokenNames[i] = VOCABULARY.getSymbolicName(i);
}
if (tokenNames[i] == null) {
tokenNames[i] = "<INVALID>";
}
}
}
@Override
@Deprecated
public String[] getTokenNames() {
return tokenNames;
}
@Override
public Vocabulary getVocabulary() {
return VOCABULARY;
}
public Java17Lexer(CharStream input) {
super(input);
_interp = new LexerATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
}
@Override
public String getGrammarFileName() { return "Java17Lexer.g4"; }
@Override
public String[] getRuleNames() { return ruleNames; }
@Override
public String getSerializedATN() { return _serializedATN; }
@Override
public String[] getChannelNames() { return channelNames; }
@Override
public String[] getModeNames() { return modeNames; }
@Override
public ATN getATN() { return _ATN; }
public static final String _serializedATN =
"\u0004\u0000\u0080\u0458\u0006\uffff\uffff\u0002\u0000\u0007\u0000\u0002"+
"\u0001\u0007\u0001\u0002\u0002\u0007\u0002\u0002\u0003\u0007\u0003\u0002"+
"\u0004\u0007\u0004\u0002\u0005\u0007\u0005\u0002\u0006\u0007\u0006\u0002"+
"\u0007\u0007\u0007\u0002\b\u0007\b\u0002\t\u0007\t\u0002\n\u0007\n\u0002"+
"\u000b\u0007\u000b\u0002\f\u0007\f\u0002\r\u0007\r\u0002\u000e\u0007\u000e"+
"\u0002\u000f\u0007\u000f\u0002\u0010\u0007\u0010\u0002\u0011\u0007\u0011"+
"\u0002\u0012\u0007\u0012\u0002\u0013\u0007\u0013\u0002\u0014\u0007\u0014"+
"\u0002\u0015\u0007\u0015\u0002\u0016\u0007\u0016\u0002\u0017\u0007\u0017"+
"\u0002\u0018\u0007\u0018\u0002\u0019\u0007\u0019\u0002\u001a\u0007\u001a"+
"\u0002\u001b\u0007\u001b\u0002\u001c\u0007\u001c\u0002\u001d\u0007\u001d"+
"\u0002\u001e\u0007\u001e\u0002\u001f\u0007\u001f\u0002 \u0007 \u0002!"+
"\u0007!\u0002\"\u0007\"\u0002#\u0007#\u0002$\u0007$\u0002%\u0007%\u0002"+
"&\u0007&\u0002\'\u0007\'\u0002(\u0007(\u0002)\u0007)\u0002*\u0007*\u0002"+
"+\u0007+\u0002,\u0007,\u0002-\u0007-\u0002.\u0007.\u0002/\u0007/\u0002"+
"0\u00070\u00021\u00071\u00022\u00072\u00023\u00073\u00024\u00074\u0002"+
"5\u00075\u00026\u00076\u00027\u00077\u00028\u00078\u00029\u00079\u0002"+
":\u0007:\u0002;\u0007;\u0002<\u0007<\u0002=\u0007=\u0002>\u0007>\u0002"+
"?\u0007?\u0002@\u0007@\u0002A\u0007A\u0002B\u0007B\u0002C\u0007C\u0002"+
"D\u0007D\u0002E\u0007E\u0002F\u0007F\u0002G\u0007G\u0002H\u0007H\u0002"+
"I\u0007I\u0002J\u0007J\u0002K\u0007K\u0002L\u0007L\u0002M\u0007M\u0002"+
"N\u0007N\u0002O\u0007O\u0002P\u0007P\u0002Q\u0007Q\u0002R\u0007R\u0002"+
"S\u0007S\u0002T\u0007T\u0002U\u0007U\u0002V\u0007V\u0002W\u0007W\u0002"+
"X\u0007X\u0002Y\u0007Y\u0002Z\u0007Z\u0002[\u0007[\u0002\\\u0007\\\u0002"+
"]\u0007]\u0002^\u0007^\u0002_\u0007_\u0002`\u0007`\u0002a\u0007a\u0002"+
"b\u0007b\u0002c\u0007c\u0002d\u0007d\u0002e\u0007e\u0002f\u0007f\u0002"+
"g\u0007g\u0002h\u0007h\u0002i\u0007i\u0002j\u0007j\u0002k\u0007k\u0002"+
"l\u0007l\u0002m\u0007m\u0002n\u0007n\u0002o\u0007o\u0002p\u0007p\u0002"+
"q\u0007q\u0002r\u0007r\u0002s\u0007s\u0002t\u0007t\u0002u\u0007u\u0002"+
"v\u0007v\u0002w\u0007w\u0002x\u0007x\u0002y\u0007y\u0002z\u0007z\u0002"+
"{\u0007{\u0002|\u0007|\u0002}\u0007}\u0002~\u0007~\u0002\u007f\u0007\u007f"+
"\u0002\u0080\u0007\u0080\u0002\u0081\u0007\u0081\u0002\u0082\u0007\u0082"+
"\u0002\u0083\u0007\u0083\u0002\u0084\u0007\u0084\u0002\u0085\u0007\u0085"+
"\u0002\u0086\u0007\u0086\u0001\u0000\u0001\u0000\u0001\u0000\u0001\u0000"+
"\u0001\u0000\u0001\u0000\u0001\u0000\u0001\u0000\u0001\u0000\u0001\u0001"+
"\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001"+
"\u0001\u0002\u0001\u0002\u0001\u0002\u0001\u0002\u0001\u0002\u0001\u0002"+
"\u0001\u0002\u0001\u0002\u0001\u0003\u0001\u0003\u0001\u0003\u0001\u0003"+
"\u0001\u0003\u0001\u0003\u0001\u0004\u0001\u0004\u0001\u0004\u0001\u0004"+
"\u0001\u0004\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+
"\u0001\u0006\u0001\u0006\u0001\u0006\u0001\u0006\u0001\u0006\u0001\u0006"+
"\u0001\u0007\u0001\u0007\u0001\u0007\u0001\u0007\u0001\u0007\u0001\b\u0001"+
"\b\u0001\b\u0001\b\u0001\b\u0001\b\u0001\t\u0001\t\u0001\t\u0001\t\u0001"+
"\t\u0001\t\u0001\n\u0001\n\u0001\n\u0001\n\u0001\n\u0001\n\u0001\n\u0001"+
"\n\u0001\n\u0001\u000b\u0001\u000b\u0001\u000b\u0001\u000b\u0001\u000b"+
"\u0001\u000b\u0001\u000b\u0001\u000b\u0001\f\u0001\f\u0001\f\u0001\r\u0001"+
"\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\u000e\u0001\u000e\u0001"+
"\u000e\u0001\u000e\u0001\u000e\u0001\u000f\u0001\u000f\u0001\u000f\u0001"+
"\u000f\u0001\u000f\u0001\u0010\u0001\u0010\u0001\u0010\u0001\u0010\u0001"+
"\u0010\u0001\u0010\u0001\u0010\u0001\u0010\u0001\u0011\u0001\u0011\u0001"+
"\u0011\u0001\u0011\u0001\u0011\u0001\u0011\u0001\u0012\u0001\u0012\u0001"+
"\u0012\u0001\u0012\u0001\u0012\u0001\u0012\u0001\u0012\u0001\u0012\u0001"+
"\u0013\u0001\u0013\u0001\u0013\u0001\u0013\u0001\u0013\u0001\u0013\u0001"+
"\u0014\u0001\u0014\u0001\u0014\u0001\u0014\u0001\u0015\u0001\u0015\u0001"+
"\u0015\u0001\u0016\u0001\u0016\u0001\u0016\u0001\u0016\u0001\u0016\u0001"+
"\u0017\u0001\u0017\u0001\u0017\u0001\u0017\u0001\u0017\u0001\u0017\u0001"+
"\u0017\u0001\u0017\u0001\u0017\u0001\u0017\u0001\u0017\u0001\u0018\u0001"+
"\u0018\u0001\u0018\u0001\u0018\u0001\u0018\u0001\u0018\u0001\u0018\u0001"+
"\u0019\u0001\u0019\u0001\u0019\u0001\u0019\u0001\u0019\u0001\u0019\u0001"+
"\u0019\u0001\u0019\u0001\u0019\u0001\u0019\u0001\u0019\u0001\u001a\u0001"+
"\u001a\u0001\u001a\u0001\u001a\u0001\u001b\u0001\u001b\u0001\u001b\u0001"+
"\u001b\u0001\u001b\u0001\u001b\u0001\u001b\u0001\u001b\u0001\u001b\u0001"+
"\u001b\u0001\u001c\u0001\u001c\u0001\u001c\u0001\u001c\u0001\u001c\u0001"+
"\u001d\u0001\u001d\u0001\u001d\u0001\u001d\u0001\u001d\u0001\u001d\u0001"+
"\u001d\u0001\u001e\u0001\u001e\u0001\u001e\u0001\u001e\u0001\u001f\u0001"+
"\u001f\u0001\u001f\u0001\u001f\u0001\u001f\u0001\u001f\u0001\u001f\u0001"+
"\u001f\u0001 \u0001 \u0001 \u0001 \u0001 \u0001 \u0001 \u0001 \u0001!"+
"\u0001!\u0001!\u0001!\u0001!\u0001!\u0001!\u0001!\u0001!\u0001!\u0001"+
"\"\u0001\"\u0001\"\u0001\"\u0001\"\u0001\"\u0001\"\u0001#\u0001#\u0001"+
"#\u0001#\u0001#\u0001#\u0001#\u0001$\u0001$\u0001$\u0001$\u0001$\u0001"+
"$\u0001%\u0001%\u0001%\u0001%\u0001%\u0001%\u0001%\u0001&\u0001&\u0001"+
"&\u0001&\u0001&\u0001&\u0001&\u0001&\u0001&\u0001\'\u0001\'\u0001\'\u0001"+
"\'\u0001\'\u0001\'\u0001(\u0001(\u0001(\u0001(\u0001(\u0001(\u0001(\u0001"+
")\u0001)\u0001)\u0001)\u0001)\u0001)\u0001)\u0001)\u0001)\u0001)\u0001"+
")\u0001)\u0001)\u0001*\u0001*\u0001*\u0001*\u0001*\u0001+\u0001+\u0001"+
"+\u0001+\u0001+\u0001+\u0001,\u0001,\u0001,\u0001,\u0001,\u0001,\u0001"+
",\u0001-\u0001-\u0001-\u0001-\u0001-\u0001-\u0001-\u0001-\u0001-\u0001"+
"-\u0001.\u0001.\u0001.\u0001.\u0001/\u0001/\u0001/\u0001/\u0001/\u0001"+
"0\u00010\u00010\u00010\u00010\u00010\u00010\u00010\u00010\u00011\u0001"+
"1\u00011\u00011\u00011\u00011\u00012\u00012\u00012\u00012\u00012\u0001"+
"2\u00012\u00013\u00013\u00013\u00013\u00013\u00014\u00014\u00014\u0001"+
"4\u00014\u00014\u00014\u00014\u00014\u00015\u00015\u00015\u00015\u0001"+
"5\u00015\u00015\u00015\u00016\u00016\u00016\u00016\u00016\u00016\u0001"+
"7\u00017\u00017\u00018\u00018\u00018\u00018\u00018\u00019\u00019\u0001"+
"9\u00019\u00019\u00019\u00019\u00019\u00019\u0001:\u0001:\u0001:\u0001"+
":\u0001:\u0001;\u0001;\u0001;\u0001;\u0001;\u0001;\u0001;\u0001;\u0001"+
";\u0001;\u0001;\u0001<\u0001<\u0001<\u0001<\u0001=\u0001=\u0001=\u0001"+
"=\u0001=\u0001=\u0001>\u0001>\u0001>\u0001>\u0001>\u0001>\u0001>\u0001"+
"?\u0001?\u0001?\u0001?\u0001?\u0001?\u0001?\u0001@\u0001@\u0001@\u0001"+
"@\u0001@\u0001@\u0001@\u0001@\u0001A\u0001A\u0001A\u0001A\u0001A\u0001"+
"A\u0001A\u0001A\u0001A\u0001A\u0001A\u0001B\u0001B\u0001B\u0003B\u02d5"+
"\bB\u0001B\u0004B\u02d8\bB\u000bB\fB\u02d9\u0001B\u0003B\u02dd\bB\u0003"+
"B\u02df\bB\u0001B\u0003B\u02e2\bB\u0001C\u0001C\u0001C\u0001C\u0005C\u02e8"+
"\bC\nC\fC\u02eb\tC\u0001C\u0003C\u02ee\bC\u0001C\u0003C\u02f1\bC\u0001"+
"D\u0001D\u0005D\u02f5\bD\nD\fD\u02f8\tD\u0001D\u0001D\u0005D\u02fc\bD"+
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"\u0000\u0402\u0400\u0001\u0000\u0000\u0000\u0403\u0404\u0005*\u0000\u0000"+
"\u0404\u0405\u0005/\u0000\u0000\u0405\u0406\u0001\u0000\u0000\u0000\u0406"+
"\u0407\u0006}\u0000\u0000\u0407\u00fc\u0001\u0000\u0000\u0000\u0408\u0409"+
"\u0005/\u0000\u0000\u0409\u040a\u0005/\u0000\u0000\u040a\u040e\u0001\u0000"+
"\u0000\u0000\u040b\u040d\b\u0010\u0000\u0000\u040c\u040b\u0001\u0000\u0000"+
"\u0000\u040d\u0410\u0001\u0000\u0000\u0000\u040e\u040c\u0001\u0000\u0000"+
"\u0000\u040e\u040f\u0001\u0000\u0000\u0000\u040f\u0411\u0001\u0000\u0000"+
"\u0000\u0410\u040e\u0001\u0000\u0000\u0000\u0411\u0412\u0006~\u0000\u0000"+
"\u0412\u00fe\u0001\u0000\u0000\u0000\u0413\u0417\u0003\u010d\u0086\u0000"+
"\u0414\u0416\u0003\u010b\u0085\u0000\u0415\u0414\u0001\u0000\u0000\u0000"+
"\u0416\u0419\u0001\u0000\u0000\u0000\u0417\u0415\u0001\u0000\u0000\u0000"+
"\u0417\u0418\u0001\u0000\u0000\u0000\u0418\u0100\u0001\u0000\u0000\u0000"+
"\u0419\u0417\u0001\u0000\u0000\u0000\u041a\u041c\u0007\u0012\u0000\u0000"+
"\u041b\u041d\u0007\f\u0000\u0000\u041c\u041b\u0001\u0000\u0000\u0000\u041c"+
"\u041d\u0001\u0000\u0000\u0000\u041d\u041e\u0001\u0000\u0000\u0000\u041e"+
"\u041f\u0003\u0109\u0084\u0000\u041f\u0102\u0001\u0000\u0000\u0000\u0420"+
"\u0421\u0005\\\u0000\u0000\u0421\u0436\u0007\u0013\u0000\u0000\u0422\u0427"+
"\u0005\\\u0000\u0000\u0423\u0425\u0007\u0014\u0000\u0000\u0424\u0423\u0001"+
"\u0000\u0000\u0000\u0424\u0425\u0001\u0000\u0000\u0000\u0425\u0426\u0001"+
"\u0000\u0000\u0000\u0426\u0428\u0007\u0005\u0000\u0000\u0427\u0424\u0001"+
"\u0000\u0000\u0000\u0427\u0428\u0001\u0000\u0000\u0000\u0428\u0429\u0001"+
"\u0000\u0000\u0000\u0429\u0436\u0007\u0005\u0000\u0000\u042a\u042c\u0005"+
"\\\u0000\u0000\u042b\u042d\u0005u\u0000\u0000\u042c\u042b\u0001\u0000"+
"\u0000\u0000\u042d\u042e\u0001\u0000\u0000\u0000\u042e\u042c\u0001\u0000"+
"\u0000\u0000\u042e\u042f\u0001\u0000\u0000\u0000\u042f\u0430\u0001\u0000"+
"\u0000\u0000\u0430\u0431\u0003\u0107\u0083\u0000\u0431\u0432\u0003\u0107"+
"\u0083\u0000\u0432\u0433\u0003\u0107\u0083\u0000\u0433\u0434\u0003\u0107"+
"\u0083\u0000\u0434\u0436\u0001\u0000\u0000\u0000\u0435\u0420\u0001\u0000"+
"\u0000\u0000\u0435\u0422\u0001\u0000\u0000\u0000\u0435\u042a\u0001\u0000"+
"\u0000\u0000\u0436\u0104\u0001\u0000\u0000\u0000\u0437\u0440\u0003\u0107"+
"\u0083\u0000\u0438\u043b\u0003\u0107\u0083\u0000\u0439\u043b\u0005_\u0000"+
"\u0000\u043a\u0438\u0001\u0000\u0000\u0000\u043a\u0439\u0001\u0000\u0000"+
"\u0000\u043b\u043e\u0001\u0000\u0000\u0000\u043c\u043a\u0001\u0000\u0000"+
"\u0000\u043c\u043d\u0001\u0000\u0000\u0000\u043d\u043f\u0001\u0000\u0000"+
"\u0000\u043e\u043c\u0001\u0000\u0000\u0000\u043f\u0441\u0003\u0107\u0083"+
"\u0000\u0440\u043c\u0001\u0000\u0000\u0000\u0440\u0441\u0001\u0000\u0000"+
"\u0000\u0441\u0106\u0001\u0000\u0000\u0000\u0442\u0443\u0007\u0003\u0000"+
"\u0000\u0443\u0108\u0001\u0000\u0000\u0000\u0444\u044c\u0007\u0015\u0000"+
"\u0000\u0445\u0447\u0007\u0016\u0000\u0000\u0446\u0445\u0001\u0000\u0000"+
"\u0000\u0447\u044a\u0001\u0000\u0000\u0000\u0448\u0446\u0001\u0000\u0000"+
"\u0000\u0448\u0449\u0001\u0000\u0000\u0000\u0449\u044b\u0001\u0000\u0000"+
"\u0000\u044a\u0448\u0001\u0000\u0000\u0000\u044b\u044d\u0007\u0015\u0000"+
"\u0000\u044c\u0448\u0001\u0000\u0000\u0000\u044c\u044d\u0001\u0000\u0000"+
"\u0000\u044d\u010a\u0001\u0000\u0000\u0000\u044e\u0451\u0003\u010d\u0086"+
"\u0000\u044f\u0451\u0007\u0015\u0000\u0000\u0450\u044e\u0001\u0000\u0000"+
"\u0000\u0450\u044f\u0001\u0000\u0000\u0000\u0451\u010c\u0001\u0000\u0000"+
"\u0000\u0452\u0457\u0007\u0017\u0000\u0000\u0453\u0457\b\u0018\u0000\u0000"+
"\u0454\u0455\u0007\u0019\u0000\u0000\u0455\u0457\u0007\u001a\u0000\u0000"+
"\u0456\u0452\u0001\u0000\u0000\u0000\u0456\u0453\u0001\u0000\u0000\u0000"+
"\u0456\u0454\u0001\u0000\u0000\u0000\u0457\u010e\u0001\u0000\u0000\u0000"+
"3\u0000\u02d4\u02d9\u02dc\u02de\u02e1\u02e9\u02ed\u02f0\u02f6\u02fd\u0301"+
"\u0304\u030c\u0310\u0313\u0318\u031c\u031f\u0322\u0327\u032a\u032c\u0332"+
"\u0335\u0339\u033d\u0341\u034c\u0351\u0358\u035a\u0366\u036c\u036e\u03f6"+
"\u0400\u040e\u0417\u041c\u0424\u0427\u042e\u0435\u043a\u043c\u0440\u0448"+
"\u044c\u0450\u0456\u0001\u0000\u0001\u0000";
public static final ATN _ATN =
new ATNDeserializer().deserialize(_serializedATN.toCharArray());
static {
_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
}
}
}

242
gen/Java17Lexer.tokens

@ -1,242 +0,0 @@
ABSTRACT=1
ASSERT=2
BOOLEAN=3
BREAK=4
BYTE=5
CASE=6
CATCH=7
CHAR=8
CLASS=9
CONST=10
CONTINUE=11
DEFAULT=12
DO=13
DOUBLE=14
ELSE=15
ENUM=16
EXTENDS=17
FINAL=18
FINALLY=19
FLOAT=20
FOR=21
IF=22
GOTO=23
IMPLEMENTS=24
IMPORT=25
INSTANCEOF=26
INT=27
INTERFACE=28
LONG=29
NATIVE=30
NEW=31
PACKAGE=32
PRIVATE=33
PROTECTED=34
PUBLIC=35
RETURN=36
SHORT=37
STATIC=38
STRICTFP=39
SUPER=40
SWITCH=41
SYNCHRONIZED=42
THIS=43
THROW=44
THROWS=45
TRANSIENT=46
TRY=47
VOID=48
VOLATILE=49
WHILE=50
MODULE=51
OPEN=52
REQUIRES=53
EXPORTS=54
OPENS=55
TO=56
USES=57
PROVIDES=58
WITH=59
TRANSITIVE=60
VAR=61
YIELD=62
RECORD=63
SEALED=64
PERMITS=65
NON_SEALED=66
DECIMAL_LITERAL=67
HEX_LITERAL=68
OCT_LITERAL=69
BINARY_LITERAL=70
FLOAT_LITERAL=71
HEX_FLOAT_LITERAL=72
BOOL_LITERAL=73
CHAR_LITERAL=74
STRING_LITERAL=75
TEXT_BLOCK=76
NULL_LITERAL=77
LPAREN=78
RPAREN=79
LBRACE=80
RBRACE=81
LBRACK=82
RBRACK=83
SEMI=84
COMMA=85
DOT=86
ASSIGN=87
GT=88
LT=89
BANG=90
TILDE=91
QUESTION=92
COLON=93
EQUAL=94
LE=95
GE=96
NOTEQUAL=97
AND=98
OR=99
INC=100
DEC=101
ADD=102
SUB=103
MUL=104
DIV=105
BITAND=106
BITOR=107
CARET=108
MOD=109
ADD_ASSIGN=110
SUB_ASSIGN=111
MUL_ASSIGN=112
DIV_ASSIGN=113
AND_ASSIGN=114
OR_ASSIGN=115
XOR_ASSIGN=116
MOD_ASSIGN=117
LSHIFT_ASSIGN=118
RSHIFT_ASSIGN=119
URSHIFT_ASSIGN=120
ARROW=121
COLONCOLON=122
AT=123
ELLIPSIS=124
WS=125
COMMENT=126
LINE_COMMENT=127
IDENTIFIER=128
'abstract'=1
'assert'=2
'boolean'=3
'break'=4
'byte'=5
'case'=6
'catch'=7
'char'=8
'class'=9
'const'=10
'continue'=11
'default'=12
'do'=13
'double'=14
'else'=15
'enum'=16
'extends'=17
'final'=18
'finally'=19
'float'=20
'for'=21
'if'=22
'goto'=23
'implements'=24
'import'=25
'instanceof'=26
'int'=27
'interface'=28
'long'=29
'native'=30
'new'=31
'package'=32
'private'=33
'protected'=34
'public'=35
'return'=36
'short'=37
'static'=38
'strictfp'=39
'super'=40
'switch'=41
'synchronized'=42
'this'=43
'throw'=44
'throws'=45
'transient'=46
'try'=47
'void'=48
'volatile'=49
'while'=50
'module'=51
'open'=52
'requires'=53
'exports'=54
'opens'=55
'to'=56
'uses'=57
'provides'=58
'with'=59
'transitive'=60
'var'=61
'yield'=62
'record'=63
'sealed'=64
'permits'=65
'non-sealed'=66
'null'=77
'('=78
')'=79
'{'=80
'}'=81
'['=82
']'=83
';'=84
','=85
'.'=86
'='=87
'>'=88
'<'=89
'!'=90
'~'=91
'?'=92
':'=93
'=='=94
'<='=95
'>='=96
'!='=97
'&&'=98
'||'=99
'++'=100
'--'=101
'+'=102
'-'=103
'*'=104
'/'=105
'&'=106
'|'=107
'^'=108
'%'=109
'+='=110
'-='=111
'*='=112
'/='=113
'&='=114
'|='=115
'^='=116
'%='=117
'<<='=118
'>>='=119
'>>>='=120
'->'=121
'::'=122
'@'=123
'...'=124

406
gen/Java17Parser.interp

File diff suppressed because one or more lines are too long

15685
gen/Java17Parser.java

File diff suppressed because it is too large Load Diff

242
gen/Java17Parser.tokens

@ -1,242 +0,0 @@
ABSTRACT=1
ASSERT=2
BOOLEAN=3
BREAK=4
BYTE=5
CASE=6
CATCH=7
CHAR=8
CLASS=9
CONST=10
CONTINUE=11
DEFAULT=12
DO=13
DOUBLE=14
ELSE=15
ENUM=16
EXTENDS=17
FINAL=18
FINALLY=19
FLOAT=20
FOR=21
IF=22
GOTO=23
IMPLEMENTS=24
IMPORT=25
INSTANCEOF=26
INT=27
INTERFACE=28
LONG=29
NATIVE=30
NEW=31
PACKAGE=32
PRIVATE=33
PROTECTED=34
PUBLIC=35
RETURN=36
SHORT=37
STATIC=38
STRICTFP=39
SUPER=40
SWITCH=41
SYNCHRONIZED=42
THIS=43
THROW=44
THROWS=45
TRANSIENT=46
TRY=47
VOID=48
VOLATILE=49
WHILE=50
MODULE=51
OPEN=52
REQUIRES=53
EXPORTS=54
OPENS=55
TO=56
USES=57
PROVIDES=58
WITH=59
TRANSITIVE=60
VAR=61
YIELD=62
RECORD=63
SEALED=64
PERMITS=65
NON_SEALED=66
DECIMAL_LITERAL=67
HEX_LITERAL=68
OCT_LITERAL=69
BINARY_LITERAL=70
FLOAT_LITERAL=71
HEX_FLOAT_LITERAL=72
BOOL_LITERAL=73
CHAR_LITERAL=74
STRING_LITERAL=75
TEXT_BLOCK=76
NULL_LITERAL=77
LPAREN=78
RPAREN=79
LBRACE=80
RBRACE=81
LBRACK=82
RBRACK=83
SEMI=84
COMMA=85
DOT=86
ASSIGN=87
GT=88
LT=89
BANG=90
TILDE=91
QUESTION=92
COLON=93
EQUAL=94
LE=95
GE=96
NOTEQUAL=97
AND=98
OR=99
INC=100
DEC=101
ADD=102
SUB=103
MUL=104
DIV=105
BITAND=106
BITOR=107
CARET=108
MOD=109
ADD_ASSIGN=110
SUB_ASSIGN=111
MUL_ASSIGN=112
DIV_ASSIGN=113
AND_ASSIGN=114
OR_ASSIGN=115
XOR_ASSIGN=116
MOD_ASSIGN=117
LSHIFT_ASSIGN=118
RSHIFT_ASSIGN=119
URSHIFT_ASSIGN=120
ARROW=121
COLONCOLON=122
AT=123
ELLIPSIS=124
WS=125
COMMENT=126
LINE_COMMENT=127
IDENTIFIER=128
'abstract'=1
'assert'=2
'boolean'=3
'break'=4
'byte'=5
'case'=6
'catch'=7
'char'=8
'class'=9
'const'=10
'continue'=11
'default'=12
'do'=13
'double'=14
'else'=15
'enum'=16
'extends'=17
'final'=18
'finally'=19
'float'=20
'for'=21
'if'=22
'goto'=23
'implements'=24
'import'=25
'instanceof'=26
'int'=27
'interface'=28
'long'=29
'native'=30
'new'=31
'package'=32
'private'=33
'protected'=34
'public'=35
'return'=36
'short'=37
'static'=38
'strictfp'=39
'super'=40
'switch'=41
'synchronized'=42
'this'=43
'throw'=44
'throws'=45
'transient'=46
'try'=47
'void'=48
'volatile'=49
'while'=50
'module'=51
'open'=52
'requires'=53
'exports'=54
'opens'=55
'to'=56
'uses'=57
'provides'=58
'with'=59
'transitive'=60
'var'=61
'yield'=62
'record'=63
'sealed'=64
'permits'=65
'non-sealed'=66
'null'=77
'('=78
')'=79
'{'=80
'}'=81
'['=82
']'=83
';'=84
','=85
'.'=86
'='=87
'>'=88
'<'=89
'!'=90
'~'=91
'?'=92
':'=93
'=='=94
'<='=95
'>='=96
'!='=97
'&&'=98
'||'=99
'++'=100
'--'=101
'+'=102
'-'=103
'*'=104
'/'=105
'&'=106
'|'=107
'^'=108
'%'=109
'+='=110
'-='=111
'*='=112
'/='=113
'&='=114
'|='=115
'^='=116
'%='=117
'<<='=118
'>>='=119
'>>>='=120
'->'=121
'::'=122
'@'=123
'...'=124

2667
gen/Java17ParserBaseListener.java

File diff suppressed because it is too large Load Diff

1547
gen/Java17ParserBaseVisitor.java

File diff suppressed because it is too large Load Diff

2397
gen/Java17ParserListener.java

File diff suppressed because it is too large Load Diff

1425
gen/Java17ParserVisitor.java

File diff suppressed because it is too large Load Diff

22
pom.xml

@ -14,7 +14,7 @@ http://maven.apache.org/maven-v4_0_0.xsd">
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13.2</version>
<version>4.11</version>
<scope>test</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/org.antlr/antlr4 -->
@ -26,17 +26,17 @@ http://maven.apache.org/maven-v4_0_0.xsd">
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.16.1</version>
</dependency>
<dependency>
<groupId>io.github.classgraph</groupId>
<artifactId>classgraph</artifactId>
<version>4.8.172</version>
<version>2.6</version>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>33.2.0-jre</version>
<version>22.0</version>
</dependency>
<dependency>
<groupId>org.reflections</groupId>
<artifactId>reflections</artifactId>
<version>0.9.11</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.ow2.asm/asm -->
<dependency>
@ -54,8 +54,8 @@ http://maven.apache.org/maven-v4_0_0.xsd">
<version>3.11.0</version>
<configuration>
<compilerArgs>--enable-preview</compilerArgs>
<source>23</source>
<target>23</target>
<source>21</source>
<target>21</target>
</configuration>
</plugin>
<plugin>
@ -66,7 +66,7 @@ http://maven.apache.org/maven-v4_0_0.xsd">
<redirectTestOutputToFile>true</redirectTestOutputToFile>
<reportsDirectory>${project.build.directory}/test-reports</reportsDirectory>
<argLine>--enable-preview</argLine>
<trimStackTrace>false</trimStackTrace>
<trimStackTrace>true</trimStackTrace>
<excludes>
<exclude>**/JavaTXCompilerTest.java</exclude>
<exclude>**/AllgemeinTest.java</exclude>

10
resources/AllgemeinTest/Bar.java

@ -1,10 +0,0 @@
public class Bar{
void visit(Object o){
System.out.println("Object");
}
void visit(Bla f){
System.out.println("Foo");
}
}

12
resources/AllgemeinTest/Box.jav

@ -1,12 +0,0 @@
public class Box {
a;
public Box() { }
public Box(a) {
//this.a = a;
}
set(x) {
a = x;
}
}

6
resources/AllgemeinTest/Foo.jav

@ -1,6 +0,0 @@
public class Foo{
public accept(Bar b){
b.visit(this);
}
}

46
resources/AllgemeinTest/List.jav

@ -1,46 +0,0 @@
import java.lang.Boolean;
import java.lang.Object;
class List {
elem;
next;
List() {
super();
}
List(elem, next) {
this.elem = elem;
this.next = next;
}
addElement(newElem) {
return new List(newElem, this);
}
append(l) {
if (next == null) {
return l;
}
else {
return new List(elem, next.append(l));
}
}
/*
addAll(l) {
var nextLoc = next;
while (//nextLoc != null
true) {
nextLoc = nextLoc.next;
}
nextLoc = l;
}
void m() {
List<? extends Object> l; // = new List<Integer>(1, null);
List<? extends Object> l2; // = new List<String>("SSS", null);
l.addAll(l2);
}
*/
}

15
resources/bytecode/javFiles/Assign.jav

@ -1,15 +0,0 @@
import java.lang.Integer;
public class Assign {
public x = 10;
public y = this;
public call() {
return this;
}
public m() {
this.call().call().y.x = 20;
return x;
}
}

16
resources/bytecode/javFiles/Box.jav

@ -1,9 +1,7 @@
public class Box<A> {
A a;
public Box() { }
public Box(A a) {
//this.a = a;
}
}
class B { }
class Box_Main extends B {
m(b) {
b.m(new Box_Main());
b.m(new B());
}
}

3
resources/bytecode/javFiles/Box.java Normal file

@ -0,0 +1,3 @@
class Box<A> {
void m(A a) { }
}

10
resources/bytecode/javFiles/Bug298.jav

@ -2,16 +2,18 @@ import java.util.List;
import java.util.ArrayList;
import java.lang.Integer;
import java.lang.System;
import java.lang.Boolean;
import java.io.PrintStream;
import java.util.stream.Stream;
import java.util.function.Function;
public class Bug298 {
public <R, T> Stream<R> takes(Stream<T> s, Function<? super T, ? super R> fun) {
return null;
}
public void m() {
List<Integer> list = new ArrayList<>();
list.stream().map(x -> 2 * x);
Function<Integer, Boolean> filter = x -> true;
Stream<Integer> a = list.stream();
takes(a, x -> 2 * x);
}
}

17
resources/bytecode/javFiles/Bug300.jav

@ -1,17 +0,0 @@
import java.lang.String;
class Base {
toString() {
return "Base";
}
}
public class Bug300 extends Base {
public m() {
return super.toString();
}
toString() {
return "Derived";
}
}

4
resources/bytecode/javFiles/Bug301.jav

@ -1,4 +0,0 @@
import java.util.HashSet;
public class Bug301<A> extends HashSet<A> {
}

11
resources/bytecode/javFiles/Bug302.jav

@ -1,11 +0,0 @@
import java.util.ArrayList;
import java.util.List;
import java.lang.Integer;
public class Bug302 {
public Bug302(List<Integer> a){}
public static m() {
new Bug302(new ArrayList<Integer>());
}
}

13
resources/bytecode/javFiles/Bug306.jav

@ -1,13 +0,0 @@
import java.lang.Integer;
import java.util.List;
class Base {
m(List<Integer> a) {}
}
public class Bug306 extends Base {
@Override
m(List<Integer> b) {
b.add(1);
}
}

46
resources/bytecode/javFiles/Bug307.jav

@ -1,46 +0,0 @@
public class Bug307 {
public void main() {
IVisitor v = new Visitor();
Impl2 f = new Impl2();
Impl1 g = new Impl1();
f.accept(v);
g.accept(v);
}
}
interface IVisitor {
void visit(Impl1 f);
void visit(Impl2 fb);
}
interface IAcceptor {
void accept(IVisitor v);
}
class Visitor implements IVisitor {
@Override
public void visit(Impl1 f) {
}
@Override
public void visit(Impl2 fb) {
}
}
class Impl1 implements IAcceptor {
@Override
public void accept(IVisitor v) {
v.visit(this);
}
}
class Impl2 implements IAcceptor {
@Override
public void accept(IVisitor v) {
v.visit(this);
}
}

16
resources/bytecode/javFiles/Bug309.jav

@ -1,16 +0,0 @@
import java.util.List;
import java.util.ArrayList;
import java.lang.Integer;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import java.util.function.Function;
import java.util.function.Predicate;
import java.util.Optional;
public class Bug309 {
public main() {
List<Integer> list = new ArrayList<>(List.of(1,2,3,4,5,6,7,8,9));
var res = list.stream().filter(x -> x == 5).map(x -> x * 2).findFirst();
return res;
}
}

9
resources/bytecode/javFiles/Bug310.jav

@ -1,9 +0,0 @@
import java.lang.Integer;
import java.lang.String;
public class Bug310 {
Integer i = 3;
public toString() {
return i.toString();
}
}

10
resources/bytecode/javFiles/Bug311.jav

@ -1,10 +0,0 @@
import java.lang.String;
public class Bug311 {
Bug311A i = new Bug311A();
public toString() {
return i.toString();
}
}
class Bug311A {}

8
resources/bytecode/javFiles/Bug312.jav

@ -1,8 +0,0 @@
public class Bug312 {
Bug312A i = new Bug312A();
public main() {
if (i == null) {}
}
}
class Bug312A {}

13
resources/bytecode/javFiles/Bug314.jav

@ -1,13 +0,0 @@
import java.lang.Integer;
import java.util.List;
import java.util.ArrayList;
import java.util.stream.Stream;
import java.util.function.Predicate;
import java.util.function.Function;
import java.util.stream.Collectors;
public class Bug314 {
public List<Integer> convert(List<Integer> in) {
return in.stream().filter(x -> x > 5).collect(Collectors.toList());
}
}

13
resources/bytecode/javFiles/Bug325.jav

@ -1,13 +0,0 @@
import java.lang.Integer;
import java.util.function.Function;
import java.util.List;
import java.util.ArrayList;
import java.util.stream.Stream;
public class Bug325 {
public main() {
List<Integer> list = new ArrayList<>(List.of(1,2,3,4,5));
var func = x -> x*2;
return list.stream().map(func).toList();
}
}

8
resources/bytecode/javFiles/Bug326.jav

@ -1,8 +0,0 @@
import java.lang.Integer;
public class Bug326 {
public Bug326() {
var func = x -> y -> x * y;
return func.apply(3).apply(4);
}
}

8
resources/bytecode/javFiles/Bug328.jav

@ -1,8 +0,0 @@
import java.lang.Integer;
import Bug328B;
public class Bug328 extends Bug328B {
public Bug328() {
super(1);
}
}

BIN
resources/bytecode/javFiles/Bug328B.class

Binary file not shown.

3
resources/bytecode/javFiles/Bug328B.java

@ -1,3 +0,0 @@
public class Bug328B {
public Bug328B(int a) {}
}

15
resources/bytecode/javFiles/Bug332.jav

@ -1,15 +0,0 @@
import java.lang.Object;
interface Visitor {
public void visit(Object obj);
public void visit(ClassA a);
}
class ClassA {
void accept(Visitor v) {
v.visit(this);
}
}
public class Bug332 {
}

11
resources/bytecode/javFiles/Bug333.jav

@ -1,11 +0,0 @@
import java.lang.String;
public class Bug333 {
public static String Bar = "Bar";
}
class Bar {
public bar() {
String s = Bug333.Bar;
}
}

10
resources/bytecode/javFiles/Bug337.jav

@ -1,10 +0,0 @@
import java.lang.Integer;
import java.lang.Number;
import java.lang.Object;
public class Bug337 {
public void main() {
Fun1$$<Object, Integer> fun1 = x -> x.hashCode() + 1;
Fun1$$<Number, Number> fun2 = fun1;
}
}

11
resources/bytecode/javFiles/Bug338.jav

@ -1,11 +0,0 @@
import java.util.List;
import java.lang.Integer;
import java.lang.String;
import java.lang.Object;
import java.util.List;
public class Bug338 {
public hashCode() {
return List.of(42);
}
}

2
resources/bytecode/javFiles/Bug343.jav

@ -1,2 +0,0 @@
public record Bug343() {
}

16
resources/bytecode/javFiles/BugXXX.jav

@ -1,16 +0,0 @@
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.lang.String;
import java.util.stream.Stream;
import java.util.function.Function;
import java.util.function.Predicate;
import java.lang.Integer;
class BugXXX {
public main() {
List<Integer> i = new ArrayList<>(List.of(1,2,3,4,5,6,7,8,9,10));
Optional<Integer> tmp = i.stream().filter(x -> x == 5).map(x -> x*2).findFirst();
return tmp;
}
}

1
resources/bytecode/javFiles/GenericRecord.jav

@ -1 +0,0 @@
public record GenericRecord<T>(T a) {}

24
resources/bytecode/javFiles/GenericRecordSwitchCase.jav

@ -1,24 +0,0 @@
import java.lang.String;
import java.lang.Integer;
sealed interface List permits LinkedElem, Elem {}
public record LinkedElem<T>(T a,List l) implements List{}
public record Elem<T>(T c) implements List{}
public class GenericRecordSwitchCase {
public main(o) {
return switch(o) {
case LinkedElem(a, Elem(e)) -> a ;
case LinkedElem(a, LinkedElem(e, Elem(f))) -> a;
};
}
}

5
resources/bytecode/javFiles/ImportWildcard.jav

@ -1,5 +0,0 @@
import java.lang.*;
public class ImportWildcard {
m(a, b) { return a * b; }
}

16
resources/bytecode/javFiles/LamRunnable.jav Normal file

@ -0,0 +1,16 @@
import java.lang.Runnable;
import java.lang.System;
import java.lang.String;
import java.io.PrintStream;
public class LamRunnable {
public LamRunnable() {
Runnable lam = () -> {
System.out.println("lambda");
};
lam.run();
}
}

2
resources/bytecode/javFiles/Literal.jav

@ -3,6 +3,4 @@ import java.lang.Character;
public class Literal {
public m() { return null; }
public m2() { return 'C'; }
public m3() { return 10L; }
public m4() { return 10.5F; }
}

6
resources/bytecode/javFiles/Matrix.jav

@ -1,5 +1,3 @@
import java.util.List;
import java.util.AbstractList;
import java.util.Vector;
import java.lang.Integer;
//import java.lang.Float;
@ -32,8 +30,8 @@ public class Matrix extends Vector<Vector<Integer>> {
var erg = 0;
var k = 0;
while(k < v1.size()) {
erg = erg + v1.get(k)
* m.get(k).get(j);
erg = erg + v1.elementAt(k)
* m.elementAt(k).elementAt(j);
k++; }
// v2.addElement(new Integer(erg));
v2.addElement(erg);

41
resources/bytecode/javFiles/Op1.jav

@ -1,34 +1,11 @@
import java.lang.Boolean;
import java.lang.Integer;
public class Op1 {
public not() {
var b = false;
var c = !b;
return c;
public class Op1{
public Op1() {
Runnable lam = () -> {
String test = "";
String b = "b";
test = b;
System.out.println(test);};
//lam.run();
}
public or() {
var a = 10;
var b = 20;
return a | b;
}
public and() {
var a = 10;
var b = 20;
return a & b;
}
public xor() {
var a = 10;
var b = 20;
return a ^ b;
}
public mod() {
var a = 10;
var b = 2;
return a % b;
}
}

20
resources/bytecode/javFiles/OverloadNestedPattern.jav

@ -1,20 +0,0 @@
import java.lang.Object;
import java.lang.Integer;
import java.lang.Float;
public record R(Object nested) {}
public class OverloadNestedPattern {
public Integer m(R(R(Integer a)), R(Integer b)) {
return 1;
}
public Integer m(R(R(Float a)), R(Float b)) {
return 2;
}
public Integer m(R(Integer a), R(Integer b)) {
return 3;
}
}

26
resources/bytecode/javFiles/OverloadPattern.jav

@ -2,31 +2,15 @@ import java.lang.Integer;
import java.lang.Number;
import java.lang.Float;
public record Point(Number x, Number y) {}
record Point(Number x, Number y) {}
public class OverloadPattern {
public Number m(Point(Integer x, Integer y), Point(Float a, Float b)) {
return 1;
public m(Point(Integer x, Integer y)) {
return x + y;
}
public Number m(Point(Integer x, Integer y), Point(Integer a, Integer b)) {
return 2;
}
public Number m(Point(Float x, Float y), Point(Integer a, Integer b)) {
return 3;
}
public Number m(Point(Float x, Float y), Point(Float a, Float b)) {
return 4;
}
public Number m(Point(Integer x, Integer y)) {
return 5;
}
public Number m(Point(Float x, Float y)) {
return 6;
public m(Point(Float x, Float y)) {
return x * y;
}
public m(Integer x) {

12
resources/bytecode/javFiles/OverrideEquals.jav

@ -1,12 +0,0 @@
import java.lang.Object;
import java.lang.Boolean;
public class OverrideEquals extends OverrideRoot {
public boolean equals(Object o) {
return true;
}
public int method(int var1, float var2) {
return 0;
}
}

BIN
resources/bytecode/javFiles/OverrideRoot.class

Binary file not shown.

3
resources/bytecode/javFiles/OverrideRoot.java

@ -1,3 +0,0 @@
public abstract class OverrideRoot {
public abstract int method(int a, float b);
}

21
resources/bytecode/javFiles/PatternMatchingHaskellStyle.jav

@ -1,21 +0,0 @@
import java.lang.Boolean;
sealed interface List<T> permits LinkedElem, Elem {}
public record LinkedElem<T>(T a, List<T> l) implements List<T> {}
public record Elem<T>(T a) implements List<T> {}
public class PatternMatchingHaskellStyle {
public append(LinkedElem(a, b), list2) {
return handleAppend(a, b, list2);
}
private handleAppend(a, Elem(e), list2) {
return new LinkedElem<>(a, new LinkedElem<>(e, list2));
}
private handleAppend(a, LinkedElem(e,r), list2) {
return new LinkedElem<>(a, append(new LinkedElem(e, r), list2));
}
}

26
resources/bytecode/javFiles/PatternMatchingListAppend.jav

@ -1,26 +0,0 @@
import java.lang.Boolean;
import java.lang.Object;
sealed interface List<T> permits Cons, Empty {}
public record Cons<T>(T a, List<T> l) implements List<T> {}
public record Empty<T>() implements List<T> {}
public class PatternMatchingListAppend {
public append(Cons(a, b), list2) {
return new Cons<>(a, append(b, list2));
}
public append(Empty(), list2) {
return list2;
}
/*public append(a, list2) {
switch(a) {
case Cons(x, y) -> ...
case Empty() ->
}
}*/
}

17
resources/bytecode/javFiles/PatternMatchingLiteralStyle.jav

@ -1,17 +0,0 @@
import java.lang.Integer;
import java.lang.Double;
import java.lang.Number;
import java.lang.String;
public record R(Number n) {}
public class SwitchOverload {
public f(){}
public m(r) {
return switch(r) {
case R("test") -> f();
};
}
}

6
resources/bytecode/javFiles/RecordTest.jav

@ -11,9 +11,9 @@ record Rec(Integer a, Integer b) {}
}*/
public class RecordTest {
Rec a = new Rec(10, 20);
Rec b = new Rec(10, 20);
Rec c = new Rec(20, 40);
a = new Rec(10, 20);
b = new Rec(10, 20);
c = new Rec(20, 40);
public doesEqual() { return a.equals(b); }
public doesNotEqual() { return b.equals(c); }

2
resources/bytecode/javFiles/Switch.jav

@ -11,7 +11,7 @@ public class Switch {
case Rec(Integer a, Float b) -> a + 10;
case Rec(Integer a, Rec(Integer b, Integer c)) -> a + b + c;
case Integer i -> i;
//default -> 0;
default -> 0;
};
}
}

16
resources/bytecode/javFiles/SwitchAppend.jav

@ -1,16 +0,0 @@
sealed interface List<T> permits LinkedElem, Elem {}
public record LinkedElem<T>(T a, List<T> l) implements List<T> {}
public record Elem<T>(T a) implements List<T> {}
public class SwitchAppend {
public append(l1, l2) {
return switch(l1) {
case LinkedElem(a, Elem(e)) -> new LinkedElem<>(a, new LinkedElem<>(e, l2));
case LinkedElem(a, r) -> new LinkedElem<>(a, append(r, l2));
//Alternativ:
//case LinkedElem(a, LinkedElem(e, r)) -> new LinkedElem<>(a, append(new LinkedElem(e, r), l2));
//default -> null;
};
}
}

22
resources/bytecode/javFiles/SwitchCaseHeritageDetection.jav

@ -1,22 +0,0 @@
import java.lang.Integer;
import java.lang.Object;
import java.lang.Float;
import java.lang.String;
public class NumberOrText{}
public class Text extends NumberOrText{};
public class Number extends NumberOrText{};
public record Cons(Integer a, NumberOrText l){}
public class SwitchCaseHeritageDetection {
public main(o) {
return switch(o) {
case Cons(a, Text b) -> "Second Element is a Text";
case Cons(a, Number b) -> "Second Element is a Number";
default -> "None of the above cases";
};
}
}

17
resources/bytecode/javFiles/SwitchInfered.jav

@ -1,17 +0,0 @@
import java.lang.Integer;
import java.lang.Object;
import java.lang.Float;
import java.lang.String;
public record Rec(Object a, Object b) {}
public class SwitchInfered {
public main(o) {
return switch (o) {
case Rec(a, b) -> "asd";
default -> "cde";
};
}
}

14
resources/bytecode/javFiles/SwitchNestedValue.jav

@ -1,14 +0,0 @@
import java.lang.Object;
import java.lang.Integer;
public record R(Integer i) {}
public class SwitchNestedValue {
public main(r) {
return switch(r) {
case R(10) -> 1;
case R(20) -> 2;
case R(i) -> 3;
};
}
}

21
resources/bytecode/javFiles/SwitchOverload.jav

@ -1,21 +0,0 @@
import java.lang.Integer;
import java.lang.Double;
import java.lang.Number;
public record R(Number n) {}
public class SwitchOverload {
Number f(Double d) { return d * 2; }
Number f(Integer i) { return i * 5; }
public m(r, x) {
x = x + x;
return switch(r) {
case R(o) -> {
x = x + x;
yield f(o);
}
};
}
}

27
resources/bytecode/javFiles/SwitchRecordList.jav

@ -1,27 +0,0 @@
import java.lang.Integer;
import java.lang.Object;
import java.lang.Float;
import java.lang.String;
sealed interface List permits LinkedElem, Elem {}
public record LinkedElem(Integer a,List l) implements List{} //Implementiert List und wird auch permittet
public record Elem(Integer c) implements List{} //Implementiert List, wird aber nicht permittet
public class SwitchCaseHeritageDetection {
public main(o) {
return switch(o) {
case LinkedElem(a, Elem(e)) -> a + e;
case LinkedElem(a, LinkedElem(e, Elem(f))) -> a + e + f;
default -> 0;
};
}
}

9
resources/bytecode/javFiles/Ternary.jav

@ -1,9 +0,0 @@
import java.lang.Boolean;
import java.lang.String;
import java.lang.Integer;
public class Ternary {
public main(x) {
return x > 10 ? "big" : "small";
}
}

9
resources/bytecode/javFiles/While.jav

@ -9,13 +9,4 @@ public class While {
}
return x;
}
public m2() {
int i = 0;
do {
++i;
} while(i < 10);
return i;
}
}

40
resources/bytecode/javFiles/Y.jav

@ -2,21 +2,41 @@ import java.lang.Integer;
public class Y {
y;
//factorial;
public Y() {
y = f -> t -> f.apply(y.apply(f)).apply(t);
y = f -> t -> f.apply(y.apply(f)).apply(t);
//factorial = y.apply(f -> n -> { if (n == 0) return 1; else return n * f.apply(n - 1); });
}
/*
getY() {
return y;
}
*/
}
/*
class fac1 {
factorial;
fac1() {
var y;
y = new Y<Integer,Integer,Integer,Integer,Integer>().getY();
factorial = y.apply(f -> n -> { if (n == 0) return 1; else return n * f.apply(n - 1); });
}
}
public class Fac1 {
public factorial;
public Fac1() {
ergibt Parse-Error
class fac1 {
factorial;
fac1() {
var y;
var tmp = new Y<>(); // TODO Having new Y<>().y on one line doesn't work, see FIXME in StatementGenerator
y = tmp.y;
y = new Y<>().y;
factorial = y.apply(f -> n -> { if (n == 0) return 1; else return n * f.apply(n - 1); });
}
public fac(v) {
return factorial.apply(v);
public static void main(String args[]) {
System.out.println(new fac1().factorial.apply(3));
}
}
}
*/

3
resources/packageTest/pkg/sub/Interface.jav

@ -1,3 +0,0 @@
package pkg.sub;
public interface Interface {}

7
src/main/antlr4/de/dhbwstuttgart/parser/antlr/Java17Parser.g4

@ -654,17 +654,14 @@ primaryPattern
: typePattern #tPattern
| recordPattern #rPattern
| '(' pattern ')' #enclosedPattern
| literal (',' literal)* #lPattern
;
recordPattern
: typeType recordStructurePattern identifier?
//| recordStructurePattern identifier?
;
typePattern
: variableModifier* typeType identifier
| variableModifier* identifier
;
recordStructurePattern
@ -720,10 +717,10 @@ switchLabeledRule
;
switchLabelCase
: CASE NULL_LITERAL (ARROW | COLON) #labeledRuleNull
: CASE expressionList (ARROW | COLON) #labeledRuleExprList
| CASE NULL_LITERAL (ARROW | COLON) #labeledRuleNull
| CASE pattern (ARROW | COLON) #labeledRulePattern
| DEFAULT (ARROW | COLON) #labeledRuleDefault
| CASE expressionList (ARROW | COLON) #labeledRuleExprList
;
// Java20

465
src/main/java/de/dhbwstuttgart/bytecode/Codegen.java

@ -2,9 +2,10 @@ package de.dhbwstuttgart.bytecode;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.target.generate.ASTToTargetAST;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.target.tree.*;
import de.dhbwstuttgart.target.tree.expression.*;
import de.dhbwstuttgart.target.tree.type.*;
@ -25,25 +26,17 @@ public class Codegen {
private int lambdaCounter = 0;
private final HashMap<TargetLambdaExpression, TargetMethod> lambdas = new HashMap<>();
private final JavaTXCompiler compiler;
private final ASTToTargetAST converter;
private class CustomClassWriter extends ClassWriter {
public CustomClassWriter() {
super(ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS);
}
@Override
protected ClassLoader getClassLoader() {
return compiler.getClassLoader();
}
}
public Codegen(TargetStructure clazz, JavaTXCompiler compiler, ASTToTargetAST converter) {
public Codegen(TargetStructure clazz, JavaTXCompiler compiler) {
this.clazz = clazz;
this.className = clazz.qualifiedName().getClassName();
this.cw = new CustomClassWriter();
this.cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS) {
@Override
protected ClassLoader getClassLoader() {
return compiler.getClassLoader();
}
};
this.compiler = compiler;
this.converter = converter;
}
private record LocalVar(int index, String name, TargetType type) {
@ -84,6 +77,8 @@ public class Codegen {
int localCounter;
MethodVisitor mv;
TargetType returnType;
// This is used to remember the type from lambda expressions
TargetType contextType;
Stack<BreakEnv> breakStack = new Stack<>();
Stack<Integer> switchResultValue = new Stack<>();
@ -102,10 +97,6 @@ public class Codegen {
this.scope = this.scope.parent;
}
LocalVar createVariable(TargetType type) {
return createVariable("__var" + this.localCounter, type);
}
LocalVar createVariable(String name, TargetType type) {
var local = new LocalVar(localCounter, name, type);
scope.add(local);
@ -274,43 +265,13 @@ public class Codegen {
mv.visitInsn(I2F);
else if (dest.equals(TargetType.Double))
mv.visitInsn(I2D);
} else if (isFunctionalInterface(source) && isFunctionalInterface(dest) &&
!(source instanceof TargetFunNType && dest instanceof TargetFunNType)) {
boxFunctionalInterface(state, source, dest);
} else if (!(dest instanceof TargetGenericType)) {
//boxPrimitive(state, source);
boxPrimitive(state, source);
mv.visitTypeInsn(CHECKCAST, dest.getInternalName());
unboxPrimitive(state, dest);
}
}
record TypePair(TargetType from, TargetType to) {}
private Map<TypePair, String> funWrapperClasses = new HashMap<>();
private void boxFunctionalInterface(State state, TargetType source, TargetType dest) {
var mv = state.mv;
var className = "FunWrapper$$" +
source.name().replaceAll("\\.", "\\$") +
"$_$" +
dest.name().replaceAll("\\.", "\\$");
funWrapperClasses.put(new TypePair(source, dest), className);
mv.visitTypeInsn(NEW, className);
mv.visitInsn(DUP_X1);
mv.visitInsn(SWAP);
mv.visitMethodInsn(INVOKESPECIAL, className, "<init>", "(" + source.toDescriptor() + ")V", false);
}
private boolean isFunctionalInterface(TargetType type) {
if (type instanceof TargetFunNType) return true;
if (type instanceof TargetRefType) {
var clazz = compiler.getClass(new JavaClassName(type.name()));
return (clazz.getModifiers() & Modifier.INTERFACE) != 0 && clazz.isFunctionalInterface();
}
return false;
}
private TargetType largerType(TargetType left, TargetType right) {
if (left.equals(TargetType.String) || right.equals(TargetType.String)) {
return TargetType.String;
@ -320,12 +281,9 @@ public class Codegen {
return TargetType.Float;
} else if (left.equals(TargetType.Long) || right.equals(TargetType.Long)) {
return TargetType.Long;
} else if (left.equals(TargetType.Integer) || right.equals(TargetType.Integer)) {
} else {
return TargetType.Integer;
} else if (left.equals(TargetType.Short) || right.equals(TargetType.Short)) {
return TargetType.Short;
}
return left;
}
private void generateBinaryOp(State state, TargetBinaryOp op) {
@ -760,23 +718,15 @@ public class Codegen {
private void generateLambdaExpression(State state, TargetLambdaExpression lambda) {
var mv = state.mv;
String methodName = "apply";
TargetMethod.Signature signature = new TargetMethod.Signature(Set.of(),
lambda.signature().parameters().stream().map(
par -> par.withType(TargetType.Object)).toList(),
lambda.signature().returnType() != null ? TargetType.Object : null);
var parameters = new ArrayList<>(lambda.captures());
parameters.addAll(signature.parameters());
var implSignature = new TargetMethod.Signature(Set.of(), parameters, lambda.signature().returnType());
TargetMethod impl;
if (lambdas.containsKey(lambda)) {
impl = lambdas.get(lambda);
} else {
var name = "lambda$" + lambdaCounter++;
var parameters = new ArrayList<>(lambda.captures());
parameters.addAll(lambda.params().stream().map(param -> param.pattern().type() instanceof TargetGenericType ? param.withType(TargetType.Object) : param).toList());
impl = new TargetMethod(0, name, lambda.block(), implSignature, null);
impl = new TargetMethod(0, name, lambda.block(), new TargetMethod.Signature(Set.of(), parameters, lambda.returnType() instanceof TargetGenericType ? TargetType.Object : lambda.returnType()), null);
generateMethod(impl);
lambdas.put(lambda, impl);
}
@ -784,55 +734,35 @@ public class Codegen {
var mt = MethodType.methodType(CallSite.class, MethodHandles.Lookup.class, String.class, MethodType.class, MethodType.class, MethodHandle.class, MethodType.class);
var bootstrap = new Handle(H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory", mt.toMethodDescriptorString(), false);
var handle = new Handle(H_INVOKEVIRTUAL, clazz.getName(), impl.name(), implSignature.getDescriptor(), false);
var handle = new Handle(H_INVOKEVIRTUAL, clazz.getName(), impl.name(), impl.getDescriptor(), false);
// TODO maybe make this a function?
var desugared = "(";
for (var param : lambda.params())
desugared += "Ljava/lang/Object;";
desugared += ")";
if (lambda.returnType() != null)
desugared += "Ljava/lang/Object;";
else
desugared += "V";
var params = new ArrayList<TargetType>();
params.add(new TargetRefType(clazz.qualifiedName().getClassName()));
params.addAll(lambda.captures().stream().map(mp -> mp.pattern().type()).toList());
var descriptor = TargetMethod.getDescriptor(state.contextType, params.toArray(TargetType[]::new));
mv.visitVarInsn(ALOAD, 0);
for (var index = 0; index < lambda.captures().size(); index++) {
var capture = lambda.captures().get(index);
for (var capture : lambda.captures()) {
var pattern = (TargetTypePattern) capture.pattern();
var variable = state.scope.get(pattern.name());
mv.visitVarInsn(ALOAD, variable.index);
mv.visitTypeInsn(CHECKCAST, capture.pattern().type().getInternalName());
mv.visitVarInsn(ALOAD, state.scope.get(pattern.name()).index);
}
var descriptor = TargetMethod.getDescriptor(lambda.type(), params.toArray(TargetType[]::new));
mv.visitInvokeDynamicInsn(methodName, descriptor, bootstrap, Type.getType(signature.getSignature()), handle, Type.getType(signature.getDescriptor()));
}
String methodName;
var intf = compiler.getClass(new JavaClassName(state.contextType.name()));
if (intf == null) methodName = "apply"; // TODO Weird fallback logic here
else methodName = intf.getMethods().stream().filter(m -> Modifier.isAbstract(m.modifier)).findFirst().orElseThrow().getName();
private int findReturnCode(TargetType returnType) {
if (returnType.equals(TargetType.boolean_)
|| returnType.equals(TargetType.char_)
|| returnType.equals(TargetType.int_)
|| returnType.equals(TargetType.short_)
|| returnType.equals(TargetType.byte_))
return IRETURN;
else if (returnType.equals(TargetType.long_))
return LRETURN;
else if (returnType.equals(TargetType.float_))
return FRETURN;
else if (returnType.equals(TargetType.double_))
return DRETURN;
return ARETURN;
}
private int findLoadCode(TargetType loadType) {
if (loadType.equals(TargetType.boolean_)
|| loadType.equals(TargetType.char_)
|| loadType.equals(TargetType.int_)
|| loadType.equals(TargetType.short_)
|| loadType.equals(TargetType.byte_))
return ILOAD;
else if (loadType.equals(TargetType.long_))
return LLOAD;
else if (loadType.equals(TargetType.float_))
return FLOAD;
else if (loadType.equals(TargetType.double_))
return DLOAD;
return ALOAD;
mv.visitInvokeDynamicInsn(methodName, descriptor, bootstrap, Type.getType(desugared), handle, Type.getType(TargetMethod.getDescriptor(impl.signature().returnType(), lambda.params().stream().map(mp -> mp.pattern().type()).toArray(TargetType[]::new))));
}
private void generate(State state, TargetExpression expr) {
@ -859,7 +789,10 @@ public class Codegen {
break;
}
case TargetCast cast:
var ctx = state.contextType;
state.contextType = cast.type();
generate(state, cast.expr());
state.contextType = ctx;
convertTo(state, cast.expr().type(), cast.type());
break;
case TargetInstanceOf instanceOf:
@ -904,7 +837,10 @@ public class Codegen {
case TargetAssign assign: {
switch (assign.left()) {
case TargetLocalVar localVar -> {
var ctype = state.contextType;
state.contextType = localVar.type();
generate(state, assign.right());
state.contextType = ctype;
convertTo(state, assign.right().type(), localVar.type());
boxPrimitive(state, localVar.type());
@ -917,7 +853,10 @@ public class Codegen {
if (!(dot.left() instanceof TargetThis && dot.isStatic()))
generate(state, dot.left());
var ctype = state.contextType;
state.contextType = fieldType;
generate(state, assign.right());
state.contextType = ctype;
convertTo(state, assign.right().type(), fieldType);
boxPrimitive(state, fieldType);
@ -934,8 +873,6 @@ public class Codegen {
case TargetLocalVar localVar: {
LocalVar local = state.scope.get(localVar.name());
mv.visitVarInsn(ALOAD, local.index());
// This is a bit weird but sometimes the types don't match (see lambda expressions)
convertTo(state, local.type(), localVar.type());
unboxPrimitive(state, local.type());
break;
}
@ -1009,27 +946,6 @@ public class Codegen {
mv.visitLabel(end);
break;
}
case TargetDo _do: {
Label start = new Label();
Label end = new Label();
Label check = new Label();
var env = new BreakEnv();
env.startLabel = check;
env.endLabel = end;
mv.visitLabel(start);
state.breakStack.push(env);
generate(state, _do.body());
state.breakStack.pop();
mv.visitLabel(check);
generate(state, _do.cond());
mv.visitJumpInsn(IFEQ, end);
mv.visitJumpInsn(GOTO, start);
mv.visitLabel(end);
break;
}
case TargetIf _if: {
generate(state, _if.cond());
Label _else = new Label();
@ -1046,17 +962,13 @@ public class Codegen {
}
case TargetReturn ret: {
if (ret.expression() != null && state.returnType != null) {
if (state.returnType instanceof TargetPrimitiveType) {
generate(state, ret.expression());
unboxPrimitive(state, state.returnType);
mv.visitInsn(findReturnCode(state.returnType));
} else {
generate(state, ret.expression());
boxPrimitive(state, ret.expression().type());
convertTo(state, ret.expression().type(), state.returnType);
mv.visitInsn(ARETURN);
}
var ctype = state.contextType;
state.contextType = state.returnType;
generate(state, ret.expression());
state.contextType = ctype;
boxPrimitive(state, ret.expression().type());
convertTo(state, ret.expression().type(), state.returnType);
mv.visitInsn(ARETURN);
} else
mv.visitInsn(RETURN);
break;
@ -1096,28 +1008,23 @@ public class Codegen {
break;
}
case TargetMethodCall call: {
if (!call.isStatic()) {
if (!call.isStatic())
generate(state, call.expr());
boxPrimitive(state, call.expr().type());
}
for (var i = 0; i < call.args().size(); i++) {
var e = call.args().get(i);
var arg = call.parameterTypes().get(i);
var ctype = state.contextType;
state.contextType = arg;
generate(state, e);
convertTo(state, e.type(), arg);
if (!(arg instanceof TargetPrimitiveType))
boxPrimitive(state, e.type());
state.contextType = ctype;
}
var descriptor = call.getDescriptor();
if (call.owner() instanceof TargetFunNType) // Decay FunN
descriptor = TargetMethod.getDescriptor(call.returnType() == null ? null : TargetType.Object, call.parameterTypes().stream().map(x -> TargetType.Object).toArray(TargetType[]::new));
int insn = INVOKEVIRTUAL;
if (call.isStatic()) insn = INVOKESTATIC;
else if (call.isInterface()) insn = INVOKEINTERFACE;
else if (call.name().equals("<init>") || call.expr() instanceof TargetSuper || call.isPrivate()) insn = INVOKESPECIAL;
mv.visitMethodInsn(insn, call.owner().getInternalName(), call.name(), descriptor, call.isInterface());
mv.visitMethodInsn(call.isInterface() ? INVOKEINTERFACE : call.isStatic() ? INVOKESTATIC : call.name().equals("<init>") ? INVOKESPECIAL : INVOKEVIRTUAL, call.owner().getInternalName(), call.name(), descriptor, call.isInterface());
if (call.type() != null && call.returnType() != null && !(call.returnType() instanceof TargetPrimitiveType)) {
if (!call.returnType().equals(call.type()) && !(call.type() instanceof TargetGenericType))
@ -1144,20 +1051,6 @@ public class Codegen {
mv.visitInsn(ATHROW);
break;
}
case TargetTernary ternary: {
generate(state, ternary.cond());
var iffalse = new Label();
var end = new Label();
mv.visitJumpInsn(IFEQ, iffalse);
generate(state, ternary.iftrue());
convertTo(state, ternary.iftrue().type(), ternary.type());
mv.visitJumpInsn(GOTO, end);
mv.visitLabel(iffalse);
generate(state, ternary.iffalse());
convertTo(state, ternary.iffalse().type(), ternary.type());
mv.visitLabel(end);
break;
}
default:
throw new CodeGenException("Unexpected value: " + expr);
}
@ -1292,7 +1185,8 @@ public class Codegen {
state.enterScope();
// This is the index to start the switch from
mv.visitInsn(ICONST_0);
state.pushSwitch();
if (aSwitch.isExpression())
state.pushSwitch();
// To be able to skip ahead to the next case
var start = new Label();
@ -1306,17 +1200,16 @@ public class Codegen {
var mt = MethodType.methodType(CallSite.class, MethodHandles.Lookup.class, String.class, MethodType.class, Object[].class);
var bootstrap = new Handle(H_INVOKESTATIC, "java/lang/runtime/SwitchBootstraps", "typeSwitch", mt.toMethodDescriptorString(), false);
var types = new ArrayList<>(aSwitch.cases().size());
var types = new ArrayList<Object>(aSwitch.cases().size());
for (var cse : aSwitch.cases()) for (var label : cse.labels()) {
if (label instanceof TargetTypePattern || label instanceof TargetComplexPattern) {
if (label.type() instanceof TargetGenericType) types.add(Type.getType(Object.class));
else types.add(Type.getObjectType(label.type().getInternalName()));
} else if (label instanceof TargetLiteral lit) {
if (label instanceof TargetTypePattern || label instanceof TargetComplexPattern)
types.add(Type.getObjectType(label.type().getInternalName()));
else if (label instanceof TargetLiteral lit)
types.add(lit.value());
} else if (label instanceof TargetGuard guard) {
else if (label instanceof TargetGuard guard)
types.add(Type.getObjectType(guard.inner().type().getInternalName()));
// TODO Same here we need to evaluate constant;
} else {
// TODO Same here we need to evaluate constant;
else {
System.out.println(label);
throw new NotImplementedException();
}
@ -1337,7 +1230,11 @@ public class Codegen {
}
}
var defaultLabel = new Label();
var defaultLabel = end;
if (aSwitch.default_() != null) {
defaultLabel = new Label();
}
mv.visitTableSwitchInsn(0, labels.length - 1, defaultLabel, labels);
for (var i = 0; i < aSwitch.cases().size(); i++) {
@ -1372,18 +1269,11 @@ public class Codegen {
if (aSwitch.isExpression()) mv.visitJumpInsn(GOTO, end);
}
mv.visitLabel(defaultLabel);
if (aSwitch.default_() != null) {
mv.visitLabel(defaultLabel);
generate(state, aSwitch.default_().body());
if (aSwitch.default_().isSingleExpression() && aSwitch.isExpression())
yieldValue(state, aSwitch.default_().body().statements().get(0).type());
} else {
// throw illegal argument exception on missing default case
mv.visitTypeInsn(NEW, "java/lang/IllegalArgumentException");
mv.visitInsn(DUP);
mv.visitLdcInsn("Unhandled case value");
mv.visitMethodInsn(INVOKESPECIAL, "java/lang/IllegalArgumentException", "<init>", "(Ljava/lang/String;)V", false);
mv.visitInsn(ATHROW);
}
mv.visitLabel(end);
@ -1391,10 +1281,8 @@ public class Codegen {
state.breakStack.pop();
if (aSwitch.isExpression()) {
if (aSwitch.type() != null) {
mv.visitVarInsn(ALOAD, state.switchResultValue.peek());
unboxPrimitive(state, aSwitch.type());
}
mv.visitVarInsn(ALOAD, state.switchResultValue.peek());
unboxPrimitive(state, aSwitch.type());
state.popSwitch();
}
@ -1405,50 +1293,30 @@ public class Codegen {
if (i >= clazz.getFieldDecl().size())
throw new CodeGenException("Couldn't find suitable field accessor for '" + type.name() + "'");
var field = clazz.getFieldDecl().get(i);
var fieldType = converter.convert(field.getType());
state.mv.visitMethodInsn(INVOKEVIRTUAL, type.getInternalName(), field.getName(), "()" + fieldType.toSignature(), false);
var fieldType = new TargetRefType(((RefType) field.getType()).getName().toString());
state.mv.visitMethodInsn(INVOKEVIRTUAL, type.getInternalName(), field.getName(), "()" + fieldType.toDescriptor(), false);
}
private void bindPattern(State state, TargetType type, TargetPattern pat, Label start, int index, int depth) {
if (pat.type() instanceof TargetPrimitiveType)
boxPrimitive(state, pat.type());
if (pat.type() instanceof TargetRefType) {
state.mv.visitInsn(DUP);
state.mv.visitTypeInsn(INSTANCEOF, pat.type().getInternalName());
state.mv.visitInsn(DUP);
state.mv.visitTypeInsn(INSTANCEOF, pat.type().getInternalName());
var cont = new Label();
state.mv.visitJumpInsn(IFNE, cont);
for (var i = 0; i < depth; i++) {
state.mv.visitInsn(POP);
}
state.mv.visitVarInsn(ALOAD, state.switchResultValue.peek());
state.mv.visitLdcInsn(index + 1);
state.mv.visitJumpInsn(GOTO, start);
state.mv.visitLabel(cont);
state.mv.visitTypeInsn(CHECKCAST, pat.type().getInternalName());
var cont = new Label();
state.mv.visitJumpInsn(IFNE, cont);
for (var i = 0; i < depth; i++) {
state.mv.visitInsn(POP);
}
state.mv.visitVarInsn(ALOAD, state.switchResultValue.peek());
state.mv.visitLdcInsn(index + 1);
state.mv.visitJumpInsn(GOTO, start);
state.mv.visitLabel(cont);
if (pat instanceof TargetExpressionPattern ep) {
var cur = state.createVariable(pat.type());
state.mv.visitVarInsn(ASTORE, cur.index);
state.mv.visitTypeInsn(CHECKCAST, pat.type().getInternalName());
var expr = new Equal(pat.type(), new TargetLocalVar(cur.type, cur.name), ep.expression());
generate(state, expr);
var cont = new Label();
state.mv.visitJumpInsn(IFNE, cont);
for (var i = 0; i < depth - 1; i++) {
state.mv.visitInsn(POP);
}
state.mv.visitVarInsn(ALOAD, state.switchResultValue.peek());
state.mv.visitLdcInsn(index + 1);
state.mv.visitJumpInsn(GOTO, start);
state.mv.visitLabel(cont);
} else if (pat instanceof TargetTypePattern sp) {
if (pat instanceof TargetTypePattern sp) {
var local = state.createVariable(sp.name(), sp.type());
state.mv.visitVarInsn(ASTORE, local.index);
} else if (pat instanceof TargetComplexPattern cp) {
@ -1463,27 +1331,10 @@ public class Codegen {
// TODO Check if class is a Record
for (var i = 0; i < cp.subPatterns().size(); i++) {
var subPattern = cp.subPatterns().get(i);
state.mv.visitInsn(DUP);
var subPattern = cp.subPatterns().get(i);
extractField(state, cp.type(), i, clazz);
if (subPattern.type() instanceof TargetRefType || subPattern.type() instanceof TargetExtendsWildcard) {
state.mv.visitInsn(DUP);
state.mv.visitTypeInsn(INSTANCEOF, subPattern.type().getInternalName());
var cont = new Label();
state.mv.visitJumpInsn(IFNE, cont);
for (var j = 0; j < depth + 1; j++) {
state.mv.visitInsn(POP);
}
state.mv.visitVarInsn(ALOAD, state.switchResultValue.peek());
state.mv.visitLdcInsn(index + 1);
state.mv.visitJumpInsn(GOTO, start);
state.mv.visitLabel(cont);
}
bindPattern(state, subPattern.type(), subPattern, start, index, depth + 1);
}
state.mv.visitInsn(POP);
@ -1556,27 +1407,29 @@ public class Codegen {
mv.visitEnd();
}
private void bindLocalVariables(State state, TargetComplexPattern cp, int offset) {
state.mv.visitVarInsn(ALOAD, offset);
private int bindLocalVariables(State state, TargetPattern pattern, int offset, int field) {
if (pattern instanceof TargetComplexPattern cp) {
state.mv.visitVarInsn(ALOAD, offset);
var clazz = findClass(new JavaClassName(cp.type().name()));
if (clazz == null) throw new CodeGenException("Class definition for '" + cp.type().name() + "' not found");
var clazz = findClass(new JavaClassName(cp.type().name()));
if (clazz == null) throw new CodeGenException("Class definition for '" + cp.type().name() + "' not found");
for (var i = 0; i < cp.subPatterns().size(); i++) {
var subPattern = cp.subPatterns().get(i);
for (var i = 0; i < cp.subPatterns().size(); i++) {
var subPattern = cp.subPatterns().get(i);
if (i < cp.subPatterns().size() - 1)
state.mv.visitInsn(DUP);
if (i < cp.subPatterns().size() - 1)
state.mv.visitInsn(DUP);
extractField(state, cp.type(), i, clazz);
if (subPattern.type() instanceof TargetRefType)
extractField(state, cp.type(), i, clazz);
state.mv.visitTypeInsn(CHECKCAST, subPattern.type().getInternalName());
offset = state.createVariable(subPattern.name(), subPattern.type()).index;
state.mv.visitVarInsn(ASTORE, offset);
if (subPattern instanceof TargetComplexPattern cp2) {
bindLocalVariables(state, cp2, offset);
state.mv.visitVarInsn(ASTORE, offset);
offset = bindLocalVariables(state, subPattern, offset, i);
}
}
} else if (pattern instanceof TargetTypePattern tp) {
offset++;
state.createVariable(tp.name(), tp.type());
} else throw new NotImplementedException();
return offset;
}
private void generateMethod(TargetMethod method) {
@ -1595,14 +1448,8 @@ public class Codegen {
if (method.block() != null) {
mv.visitCode();
var state = new State(method.signature().returnType(), mv, method.isStatic() ? 0 : 1);
var offset = 1;
for (var param : method.signature().parameters()) {
state.createVariable(param.pattern().name(), param.pattern().type());
}
for (var param : method.signature().parameters()) {
if (param.pattern() instanceof TargetComplexPattern cp)
bindLocalVariables(state, cp, offset);
offset++;
bindLocalVariables(state, param.pattern(), 1, 0);
}
generate(state, method.block());
if (method.signature().returnType() == null)
@ -1637,26 +1484,13 @@ public class Codegen {
if (!(clazz instanceof TargetInterface))
access |= ACC_SUPER;
// Check sealed
for (var intf : clazz.implementingInterfaces()) {
var intfClass = compiler.getClass(new JavaClassName(intf.name()));
if (intfClass.isSealed()) {
if (intfClass.getPermittedSubtypes().stream().noneMatch(type -> type.getName().equals(new JavaClassName(className)))) {
throw new CodeGenException("Sealed interface " + intfClass.getClassName() + " doesn't permit class " + className);
}
}
}
var signature = generateSignature(clazz, clazz.generics());
var interfaces = clazz.implementingInterfaces().stream().map(TargetType::getInternalName).toArray(String[]::new);
var superType = clazz.superType() != null ? clazz.superType().getInternalName() : "java/lang/Object";
cw.visit(V1_8, access, clazz.qualifiedName().toString().replaceAll("\\.", "/"), signature, superType, interfaces);
if (clazz.txGenerics() != null && signature != null) {
var txSignature = generateSignature(clazz, clazz.txGenerics());
if (txSignature != null)
cw.visitAttribute(new JavaTXSignatureAttribute(txSignature));
}
if (clazz.txGenerics() != null && signature != null)
cw.visitAttribute(new JavaTXSignatureAttribute(generateSignature(clazz, clazz.txGenerics())));
clazz.fields().forEach(this::generateField);
clazz.constructors().forEach(this::generateConstructor);
@ -1668,85 +1502,6 @@ public class Codegen {
if (clazz instanceof TargetRecord)
generateRecordMethods();
// Generate wrapper classes for function types
for (var pair : funWrapperClasses.keySet()) {
var className = funWrapperClasses.get(pair);
ClassWriter cw2 = new CustomClassWriter();
cw2.visit(V1_8, ACC_PUBLIC, className, null, "java/lang/Object", new String[] { pair.to.getInternalName() });
cw2.visitField(ACC_PRIVATE, "wrapped", pair.from.toDescriptor(), null, null).visitEnd();
// Generate constructor
var ctor = cw2.visitMethod(ACC_PUBLIC, "<init>", "(" + pair.from.toDescriptor() + ")V", null, null);
ctor.visitVarInsn(ALOAD, 0);
ctor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
ctor.visitVarInsn(ALOAD, 0);
ctor.visitVarInsn(ALOAD, 1);
ctor.visitFieldInsn(PUTFIELD, className, "wrapped", pair.from.toDescriptor());
ctor.visitInsn(RETURN);
ctor.visitMaxs(0, 0);
ctor.visitEnd();
String methodName = "apply";
String fromDescriptor = null;
TargetType fromReturn = null;
if (!(pair.from instanceof TargetFunNType funNType)) {
var fromClass = compiler.getClass(new JavaClassName(pair.from.name()));
var fromMethod = fromClass.getMethods().stream().filter(m -> (m.modifier & ACC_ABSTRACT) != 0).findFirst().orElseThrow();
methodName = fromMethod.name;
fromReturn = converter.convert(fromMethod.getReturnType());
var fromParams = converter.convert(fromMethod.getParameterList(), converter.generics.javaGenerics()).stream().map(m -> m.pattern().type()).toArray(TargetType[]::new);
fromDescriptor = TargetMethod.getDescriptor(fromReturn, fromParams);
} else {
fromReturn = funNType.returnArguments() > 0 ? TargetType.Object : null;
fromDescriptor = funNType.toMethodDescriptor();
}
var toClass = compiler.getClass(new JavaClassName(pair.to.name()));
var toMethod = toClass.getMethods().stream().filter(m -> (m.modifier & ACC_ABSTRACT) != 0).findFirst().orElseThrow();
var toReturn = converter.convert(toMethod.getReturnType());
var toParams = converter.convert(toMethod.getParameterList(), converter.generics.javaGenerics()).stream().map(m -> m.pattern().type()).toArray(TargetType[]::new);
var toDescriptor = TargetMethod.getDescriptor(toReturn, toParams);
// Generate wrapper method
var mv = cw2.visitMethod(ACC_PUBLIC, toMethod.name, toDescriptor, null, null);
var state = new State(null, mv, 0);
mv.visitVarInsn(ALOAD, 0);
mv.visitFieldInsn(GETFIELD, className, "wrapped", pair.from.toDescriptor());
for (var i = 0; i < toParams.length; i++) {
var arg = toParams[i];
mv.visitVarInsn(findLoadCode(arg), i + 1);
}
mv.visitMethodInsn(INVOKEINTERFACE, pair.from.getInternalName(), methodName, fromDescriptor, true);
if (fromReturn != null) {
if (toReturn instanceof TargetPrimitiveType) {
convertTo(state, fromReturn, TargetType.toWrapper(toReturn));
} else convertTo(state, fromReturn, toReturn);
}
if (toReturn != null)
mv.visitInsn(findReturnCode(toReturn));
else mv.visitInsn(RETURN);
mv.visitMaxs(0, 0);
mv.visitEnd();
cw2.visitEnd();
var bytes = cw2.toByteArray();
converter.auxiliaries.put(className, bytes);
// TODO These class loading shenanigans happen in a few places, the tests load the classes individually.
// Instead we should just look at the folder.
try {
converter.classLoader.findClass(className);
} catch (ClassNotFoundException e) {
try {
converter.classLoader.loadClass(bytes);
} catch (LinkageError ignored) {}
}
}
cw.visitEnd();
return cw.toByteArray();
}
@ -1777,7 +1532,7 @@ public class Codegen {
bootstrapArgs[1] = String.join(";", clazz.fields().stream().map(TargetField::name).toArray(String[]::new));
for (var i = 0; i < clazz.fields().size(); i++) {
var field = clazz.fields().get(i);
var fieldRef = new Handle(H_GETFIELD, clazz.getName(), field.name(), field.type().toSignature(), false);
var fieldRef = new Handle(H_GETFIELD, clazz.getName(), field.name(), field.type().toDescriptor(), false);
bootstrapArgs[i + 2] = fieldRef;
}

96
src/main/java/de/dhbwstuttgart/bytecode/FunNGenerator.java

@ -1,13 +1,11 @@
package de.dhbwstuttgart.bytecode;
import de.dhbwstuttgart.syntaxtree.statement.Break;
import de.dhbwstuttgart.target.tree.TargetGeneric;
import de.dhbwstuttgart.target.tree.type.*;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Type;
import java.sql.Array;
import java.util.*;
import java.util.stream.Collectors;
import java.util.stream.Stream;
@ -35,36 +33,6 @@ public class FunNGenerator {
public static class GenericParameters {
int start;
public List<TargetType> parameters = new ArrayList<>();
final String descriptor;
public final List<TargetType> inParams;
public final List<TargetType> realParams;
public GenericParameters(List<TargetType> params, int numReturns) {
this.realParams = params;
this.inParams = flattenTypeParams(params);
var type = new TargetRefType(FunNGenerator.getSuperClassName(params.size() - 1, numReturns), params);
descriptor = applyDescriptor(type, this);
}
private static List<TargetType> flattenTypeParams(List<TargetType> params) {
var res = new ArrayList<TargetType>();
for (var param : params) {
if (param instanceof TargetSpecializedType tspec) {
res.addAll(flattenTypeParams(tspec.params()));
} else {
res.add(param);
}
}
return res;
}
public TargetType getReturnType() {
return FunNGenerator.getReturnType(realParams);
}
public List<TargetType> getArguments() {
return FunNGenerator.getArguments(realParams);
}
}
private static String applyDescriptor(TargetType type, GenericParameters gep) {
@ -101,7 +69,7 @@ public class FunNGenerator {
return applyNameDescriptor(type).replace("/", "$").replace(";", "$_$");
}
public static byte[] generateSuperBytecode(int numberArguments, int numReturnTypes) {
public static byte[] generateSuperBytecode(int numberArguments) {
StringBuilder superFunNClassSignature = new StringBuilder("<");
StringBuilder superFunNMethodSignature = new StringBuilder("(");
StringBuilder superFunNMethodDescriptor = new StringBuilder("(");
@ -112,34 +80,30 @@ public class FunNGenerator {
superFunNMethodDescriptor.append(objectSignature);
}
superFunNClassSignature.append(String.format("%s:%s>%s", returnGeneric, objectSignature, objectSignature));
if (numReturnTypes > 0) {
superFunNMethodSignature.append(String.format(")T%s;", returnGeneric));
superFunNMethodDescriptor.append(String.format(")%s", objectSignature));
} else {
superFunNMethodSignature.append(")V");
superFunNMethodDescriptor.append(")V");
}
superFunNMethodSignature.append(String.format(")T%s;", returnGeneric));
superFunNMethodDescriptor.append(String.format(")%s", objectSignature));
System.out.println(superFunNMethodSignature);
ClassWriter classWriter = new ClassWriter(0);
MethodVisitor methodVisitor;
classWriter.visit(bytecodeVersion, ACC_PUBLIC | ACC_ABSTRACT | ACC_INTERFACE, getSuperClassName(numberArguments, numReturnTypes), superFunNClassSignature.toString(), objectSuperType, null);
classWriter.visit(bytecodeVersion, ACC_PUBLIC | ACC_ABSTRACT | ACC_INTERFACE, getSuperClassName(numberArguments), superFunNClassSignature.toString(), objectSuperType, null);
methodVisitor = classWriter.visitMethod(ACC_PUBLIC | ACC_ABSTRACT, methodName, superFunNMethodDescriptor.toString(), superFunNMethodSignature.toString(), null);
methodVisitor.visitEnd();
classWriter.visitEnd();
return classWriter.toByteArray();
}
public static String getSuperClassName(int numberArguments, int returnArguments) {
return returnArguments > 0 ? String.format("Fun%d$$", numberArguments) : String.format("FunVoid%d$$", numberArguments);
public static String getSuperClassName(int numberArguments) {
return String.format("Fun%d$$", numberArguments);
}
public static byte[] generateSpecializedBytecode(GenericParameters gep, List<String> superInterfaces) {
var argumentTypes = gep.getArguments();
var returnType = gep.getReturnType();
public static byte[] generateSpecializedBytecode(List<TargetType> argumentTypes, TargetType returnType, GenericParameters gep) {
List<TargetType> parameters = Stream
.concat(argumentTypes.stream(), Stream.of(returnType))
.toList();
StringBuilder funNClassSignature = new StringBuilder(objectSignature + gep.descriptor);
StringBuilder funNClassSignature = new StringBuilder(objectSignature + applyDescriptor(new TargetRefType(getSuperClassName(argumentTypes.size()), parameters), gep));
boolean containsGeneric = false;
String genericSignature = "<";
@ -150,18 +114,10 @@ public class FunNGenerator {
genericSignature += ">";
if (containsGeneric) funNClassSignature.insert(0, genericSignature);
for (var superInterface : superInterfaces) {
funNClassSignature.append('L');
funNClassSignature.append(superInterface);
funNClassSignature.append(';');
}
var interfaces = new ArrayList<>(superInterfaces);
interfaces.add(getSuperClassName(argumentTypes.size(), returnType != null ? 1 : 0));
System.out.println(funNClassSignature.toString());
ClassWriter classWriter = new ClassWriter(0);
classWriter.visit(bytecodeVersion, ACC_PUBLIC | ACC_ABSTRACT | ACC_INTERFACE, getSpecializedClassName(argumentTypes, returnType), funNClassSignature.toString(), objectSuperType, interfaces.toArray(String[]::new));
classWriter.visit(bytecodeVersion, ACC_PUBLIC | ACC_ABSTRACT | ACC_INTERFACE, getSpecializedClassName(argumentTypes, returnType), funNClassSignature.toString(), objectSuperType, new String[]{getSuperClassName(argumentTypes.size())});
classWriter.visitEnd();
return classWriter.toByteArray();
}
@ -177,24 +133,14 @@ public class FunNGenerator {
}
}
public static String getSpecializedClassName(GenericParameters gep) {
return getSpecializedClassName(gep.getArguments(), gep.getReturnType());
}
public static String getSpecializedClassName(List<TargetType> argumentTypes, TargetType returnType) {
var arguments = argumentTypes
.stream()
.map(FunNGenerator::encodeType)
.collect(Collectors.joining());
if (returnType != null)
return String.format("Fun%d$$%s%s",
argumentTypes.size(),
arguments,
encodeType(returnType));
else return String.format("FunVoidImpl%d$$%s",
return String.format("Fun%d$$%s%s",
argumentTypes.size(),
arguments);
argumentTypes
.stream()
.map(FunNGenerator::encodeType)
.collect(Collectors.joining()),
encodeType(returnType));
}
public static List<TargetType> getArguments(List<TargetType> list) {
@ -205,8 +151,8 @@ public class FunNGenerator {
}
public static TargetType getReturnType(List<TargetType> list) {
if(list.isEmpty())
if(list.size() == 0)
throw new IndexOutOfBoundsException();
return list.getLast();
return list.get(list.size() - 1);
}
}

6
src/main/java/de/dhbwstuttgart/core/ConsoleInterface.java

@ -2,8 +2,6 @@ package de.dhbwstuttgart.core;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintStream;
import java.util.*;
public class ConsoleInterface {
private static final String directory = System.getProperty("user.dir");
@ -37,9 +35,9 @@ public class ConsoleInterface {
input.add(new File(arg));
}
}
JavaTXCompiler compiler = new JavaTXCompiler(input, classpath, outputPath != null ? new File(outputPath) : null);
JavaTXCompiler compiler = new JavaTXCompiler(input, classpath);
//compiler.typeInference();
compiler.generateBytecode();
compiler.generateBytecode(outputPath);
}

404
src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java

@ -1,6 +1,7 @@
//PL 2018-12-19: typeInferenceOld nach typeInference uebertragen
package de.dhbwstuttgart.core;
import com.google.common.collect.Lists;
import de.dhbwstuttgart.bytecode.Codegen;
import de.dhbwstuttgart.environment.CompilationEnvironment;
import de.dhbwstuttgart.environment.DirectoryClassLoader;
@ -30,6 +31,7 @@ import de.dhbwstuttgart.syntaxtree.type.TypeVisitor;
import de.dhbwstuttgart.syntaxtree.visual.ASTTypePrinter;
import de.dhbwstuttgart.target.generate.ASTToTargetAST;
import de.dhbwstuttgart.target.generate.GenericsResult;
import de.dhbwstuttgart.target.tree.expression.TargetBinaryOp;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
@ -49,9 +51,13 @@ import de.dhbwstuttgart.typeinference.unify.UnifyResultListenerImpl;
import de.dhbwstuttgart.typeinference.unify.UnifyResultModel;
import de.dhbwstuttgart.typeinference.unify.UnifyTaskModel;
import java.io.*;
import java.lang.reflect.Modifier;
import java.nio.file.Path;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.sql.Array;
import java.util.*;
import java.util.Map.Entry;
import java.util.function.Function;
@ -68,17 +74,16 @@ public class JavaTXCompiler {
Boolean log = false; //gibt an ob ein Log-File nach System.getProperty("user.dir")+""/logFiles/"" geschrieben werden soll?
public volatile UnifyTaskModel usedTasks = new UnifyTaskModel();
public final DirectoryClassLoader classLoader;
private final DirectoryClassLoader classLoader;
public final List<File> classPath;
private final File outputPath;
private final List<File> classPath;
public DirectoryClassLoader getClassLoader() {
return classLoader;
}
public JavaTXCompiler(File sourceFile) throws IOException, ClassNotFoundException {
this(Arrays.asList(sourceFile), List.of(), new File("."));
this(Arrays.asList(sourceFile), null);
}
public JavaTXCompiler(File sourceFile, Boolean log) throws IOException, ClassNotFoundException {
@ -87,20 +92,17 @@ public class JavaTXCompiler {
}
public JavaTXCompiler(List<File> sourceFiles) throws IOException, ClassNotFoundException {
this(sourceFiles, List.of(), new File("."));
this(sourceFiles, null);
}
public JavaTXCompiler(List<File> sources, List<File> contextPath, File outputPath) throws IOException, ClassNotFoundException {
var path = new ArrayList<>(contextPath);
if (contextPath.isEmpty()) {
public JavaTXCompiler(List<File> sources, List<File> contextPath) throws IOException, ClassNotFoundException {
if (contextPath == null || contextPath.isEmpty()) {
// When no contextPaths are given, the working directory is the sources root
path.add(new File(System.getProperty("user.dir")));
contextPath = Lists.newArrayList(new File(System.getProperty("user.dir")));
}
if (outputPath != null) path.add(outputPath);
classLoader = new DirectoryClassLoader(path, ClassLoader.getSystemClassLoader());
environment = new CompilationEnvironment(sources, classLoader);
classPath = path;
this.outputPath = outputPath;
classLoader = new DirectoryClassLoader(contextPath, ClassLoader.getSystemClassLoader());
environment = new CompilationEnvironment(sources);
classPath = contextPath;
for (File s : sources) {
parse(s);
@ -113,7 +115,6 @@ public class JavaTXCompiler {
}
public ClassOrInterface getClass(JavaClassName name) {
if (loadedClasses.containsKey(name)) return loadedClasses.get(name).cif();
for (var sf : sourceFiles.values()) {
for (var clazz : sf.KlassenVektor) {
if (clazz.getClassName().equals(name)) return clazz;
@ -127,48 +128,32 @@ public class JavaTXCompiler {
return null;
}
public ConstraintSet<Pair> getConstraints(File sourceFile) throws ClassNotFoundException, IOException {
public ConstraintSet<Pair> getConstraints() throws ClassNotFoundException, IOException {
Set<ClassOrInterface> allClasses = new HashSet<>();// environment.getAllAvailableClasses();
ClassOrInterface objectClass = ASTFactory.createClass(Object.class);
var recordClass = ASTFactory.createClass(Record.class);
allClasses.add(objectClass);
allClasses.add(recordClass);
var sf = sourceFiles.get(sourceFile);
var importedClasses = new ArrayList<ClassOrInterface>();
for (JavaClassName name : sf.getImports()) {
importedClasses.addAll(getAvailableClasses(name));
}
for (Class c : CompilationEnvironment.loadDefaultPackageClasses(sf.getPkgName(), sourceFile, this)) {
ClassOrInterface importedClass = ASTFactory.createClass(c);
importedClasses.add(importedClass);
}
sf.availableClasses.addAll(importedClasses);
SourceFile sf_new = new SourceFile(sf.getPkgName(), sf.KlassenVektor.stream().map(cl -> new ClassOrInterface(cl)).collect(Collectors.toCollection(ArrayList::new)), sf.imports);
// sf enthaelt neues Source-File, neue Klassen-Objekte und neue
// ArrayListen-Objekte fuer Fields, Construktoren und Methoden
// Alle anderen Objekte werden nur kopiert.
var isCached = false;
for (var clazz : sf.availableClasses) {
if (loadedClasses.containsKey(clazz.getClassName())) {
allClasses.removeIf(cl -> cl.getClassName().equals(clazz.getClassName()));
var cif = loadedClasses.get(clazz.getClassName()).cif();
allClasses.add(cif);
isCached = true;
ClassOrInterface objectClass = ASTFactory.createClass(classLoader.loadClass(new JavaClassName("java.lang.Object").toString()));
// Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
for (Entry<File, SourceFile> source : sourceFiles.entrySet()) {
var importedClasses = new ArrayList<ClassOrInterface>();
for (JavaClassName name : source.getValue().getImports()) {
importedClasses.addAll(getAvailableClasses(name));
}
for (Class c : CompilationEnvironment.loadDefaultPackageClasses(source.getValue().getPkgName(), source.getKey(), this)) {
ClassOrInterface importedClass = ASTFactory.createClass(c);
importedClasses.add(importedClass);
}
source.getValue().availableClasses.addAll(importedClasses);
}
if (!isCached) {
for (File f : this.sourceFiles.keySet()) {
SourceFile sf = sourceFiles.get(f);
SourceFile sf_new = new SourceFile(sf.getPkgName(), sf.KlassenVektor.stream().map(cl -> new ClassOrInterface(cl)).collect(Collectors.toCollection(ArrayList::new)), sf.imports);
// sf enthaelt neues Source-File, neue Klassen-Objekte und neue
// ArrayListen-Objekte fuer Fields, Construktoren und Methoden
// Alle anderen Objekte werden nur kopiert.
sf_new.KlassenVektor.forEach(cl -> addMethods(sf_new, cl, sf.availableClasses, objectClass));
allClasses.addAll(sf_new.getClasses());
}
allClasses.addAll(sf.KlassenVektor);
TYPE ty = new TYPE(sf, allClasses);
var constraints = ty.getConstraints();
return constraints;
TYPE ty = new TYPE(sourceFiles.values(), allClasses);
return ty.getConstraints();
}
void addMethods(SourceFile sf, ClassOrInterface cl, List<ClassOrInterface> importedClasses, ClassOrInterface objectClass) {
@ -198,35 +183,36 @@ public class JavaTXCompiler {
while (paraIt.hasNext()) {
gtvs.put(tvarVarIt.next().getName(), paraIt.next());
}
for (Method m : superclass.getMethods()) {
if (m.isInherited || Modifier.isStatic(m.modifier)) continue;
// TODO: Add gtvs from method itself
ParameterList newParaList = new ParameterList(m.getParameterList().getFormalparalist().stream().map(fp -> fp.withType(fp.getType().acceptTV(new TypeExchanger(gtvs)))).collect(Collectors.toCollection(ArrayList::new)), m.getParameterList().getOffset());
cl.getMethods().add(new Method(m.modifier, m.name, m.getReturnType().acceptTV(new TypeExchanger(gtvs)), newParaList, m.block,
// new GenericDeclarationList(newGenericsList,
// ((GenericDeclarationList)m.getGenerics()).getOffset()),
(GenericDeclarationList) m.getGenerics(), m.getOffset(), true, false));
}
Iterator<Method> methodIt = superclass.getMethods().iterator();
// TODO: PL 2020-05-06: Hier müssen ueberschriebene Methoden noch rausgefiltert
// werden
while (methodIt.hasNext()) {
Method m = methodIt.next();
ParameterList newParaList = new ParameterList(m.getParameterList().getFormalparalist().stream().map(fp -> fp.withType(fp.getType().acceptTV(new TypeExchanger(gtvs)))).collect(Collectors.toCollection(ArrayList::new)), m.getParameterList().getOffset());
cl.getMethods().add(new Method(m.modifier, m.name, m.getReturnType().acceptTV(new TypeExchanger(gtvs)), newParaList, m.block,
// new GenericDeclarationList(newGenericsList,
// ((GenericDeclarationList)m.getGenerics()).getOffset()),
(GenericDeclarationList) m.getGenerics(), m.getOffset(), true));
}
}
cl.setMethodsAdded();
}
private Set<ClassOrInterface> getAvailableClasses(JavaClassName name) throws ClassNotFoundException {
private List<ClassOrInterface> getAvailableClasses(JavaClassName name) throws ClassNotFoundException {
Set<ClassOrInterface> allClasses = new HashSet<>();
var clazz = loadJavaTXClass(name);
if (clazz == null) {
if (loadJavaTXClass(name)) {
var file = findFileForClass(name);
var sf = sourceFiles.get(file);
if (sf != null) allClasses.addAll(sf.KlassenVektor);
} else {
ClassOrInterface importedClass = ASTFactory.createClass(classLoader.loadClass(name.toString()));
allClasses.add(importedClass);
} else {
allClasses.add(clazz);
}
return allClasses;
return new ArrayList<>(allClasses);
}
public Set<ClassOrInterface> getAvailableClasses(SourceFile forSourceFile) throws ClassNotFoundException {
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
@ -236,7 +222,7 @@ public class JavaTXCompiler {
for (JavaClassName name : forSourceFile.getImports()) {
allClasses.addAll(getAvailableClasses(name));
}
return allClasses;
return new ArrayList<>(allClasses);
}
/*
@ -292,21 +278,17 @@ public class JavaTXCompiler {
allClasses.addAll(CompilationEnvironment.loadDefaultPackageClasses(sf.getPkgName(), source.getKey(), this).stream().map(ASTFactory::createClass).collect(Collectors.toList()));
}
final ConstraintSet<Pair> cons = new ConstraintSet<>();
for (var f : this.sourceFiles.keySet()) {
cons.addAll(getConstraints(f));
}
final ConstraintSet<Pair> cons = getConstraints();
Set<Set<UnifyPair>> results = new HashSet<>();
UnifyResultModel urm = null;
// urm.addUnifyResultListener(resultListener);
try {
logFile = logFile == null ? new FileWriter(new File("log_" + sourceFiles.keySet().iterator().next().getName())) : logFile;
IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses, logFile, getClassLoader(), this);
IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses, logFile, getClassLoader());
System.out.println(finiteClosure);
urm = new UnifyResultModel(cons, finiteClosure);
urm.addUnifyResultListener(resultListener);
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(this, cons);
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(cons);
Function<UnifyPair, UnifyPair> distributeInnerVars = x -> {
UnifyType lhs, rhs;
@ -323,10 +305,78 @@ public class JavaTXCompiler {
TypeUnify unify = new TypeUnify();
// Set<Set<UnifyPair>> results = new HashSet<>(); Nach vorne gezogen
logFile.write("FC:\\" + finiteClosure.toString() + "\n");
for (SourceFile f : this.sourceFiles.values()) {
logFile.write(ASTTypePrinter.print(f));
for (SourceFile sf : this.sourceFiles.values()) {
logFile.write(ASTTypePrinter.print(sf));
}
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> 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);
unifyCons = unifyCons.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
});
Set<PlaceholderType> varianceTPHold;
Set<PlaceholderType> varianceTPH = new HashSet<>();
varianceTPH = varianceInheritanceConstraintSet(unifyCons);
@ -349,29 +399,32 @@ public class JavaTXCompiler {
return urm;
}
public List<ResultSet> typeInference(File file) throws ClassNotFoundException, IOException {
var sf = sourceFiles.get(file);
Set<ClassOrInterface> allClasses = new HashSet<>();// environment.getAllAvailableClasses();
allClasses.addAll(getAvailableClasses(sf));
allClasses.addAll(sf.getClasses());
var newClasses = CompilationEnvironment.loadDefaultPackageClasses(sf.getPkgName(), file, this).stream().map(ASTFactory::createClass).collect(Collectors.toSet());
for (var clazz : newClasses) {
// Don't load classes that get recompiled
if (sf.getClasses().stream().anyMatch(nf -> nf.getClassName().equals(clazz.getClassName())))
continue;
if (allClasses.stream().noneMatch(old -> old.getClassName().equals(clazz.getClassName())))
allClasses.add(clazz);
public List<ResultSet> typeInference() throws ClassNotFoundException, IOException {
List<ClassOrInterface> allClasses = new ArrayList<>();// environment.getAllAvailableClasses();
// Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
for (Entry<File, SourceFile> source : this.sourceFiles.entrySet()) {
SourceFile sf = source.getValue();
allClasses.addAll(getAvailableClasses(sf));
allClasses.addAll(sf.getClasses());
var newClasses = CompilationEnvironment.loadDefaultPackageClasses(sf.getPkgName(), source.getKey(), this).stream().map(ASTFactory::createClass).collect(Collectors.toList());
for (var clazz : newClasses) {
// Don't load classes that get recompiled
if (sf.getClasses().stream().anyMatch(nf -> nf.getClassName().equals(clazz.getClassName())))
continue;
if (allClasses.stream().noneMatch(old -> old.getClassName().equals(clazz.getClassName())))
allClasses.add(clazz);
}
}
final ConstraintSet<Pair> cons = getConstraints(file);
final ConstraintSet<Pair> cons = getConstraints();
Set<Set<UnifyPair>> results = new HashSet<>();
try {
var logFolder = new File(System.getProperty("user.dir") + "/logFiles/");
if (log) logFolder.mkdirs();
Writer logFile = log ? new FileWriter(new File(logFolder, "log_" + sourceFiles.keySet().iterator().next().getName())) : new OutputStreamWriter(new NullOutputStream());
IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses.stream().toList(), logFile, classLoader, this);
IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses, logFile, classLoader);
System.out.println(finiteClosure);
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(this, cons);
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(cons);
System.out.println("xxx1");
Function<UnifyPair, UnifyPair> distributeInnerVars = x -> {
UnifyType lhs, rhs;
@ -390,9 +443,90 @@ public class JavaTXCompiler {
TypeUnify unify = new TypeUnify();
// Set<Set<UnifyPair>> results = new HashSet<>(); Nach vorne gezogen
logFile.write("FC:\\" + finiteClosure.toString() + "\n");
logFile.write(ASTTypePrinter.print(sf));
System.out.println(ASTTypePrinter.print(sf));
for (SourceFile sf : this.sourceFiles.values()) {
logFile.write(ASTTypePrinter.print(sf));
System.out.println(ASTTypePrinter.print(sf));
}
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> 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);
unifyCons = unifyCons.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
});
// PL 2020-02-05 alle Oder-Constraints Receiver und Parameter werden auf
// variance 1 gesetzt
// Es wird davon ausgegangen, dass in OderConstraints in Bedingungen für
// Parameter die Typen der Argumente links stehen
// und die Typen der Rückgabewerte immer rechts stehen
/*
* unifyCons.getOderConstraints().forEach(z -> z.forEach(y -> y.forEach(x -> { if ((x.getLhsType() instanceof PlaceholderType) && x.getPairOp().compareTo(PairOperator.SMALLERDOT) == 0) { ((PlaceholderType) x.getLhsType()).setVariance((byte)1); } else if ((x.getRhsType() instanceof PlaceholderType) && x.getPairOp().compareTo(PairOperator.EQUALSDOT) == 0) { ((PlaceholderType) x.getRhsType()).setVariance((byte)-1); } })));
*/
System.out.println("Unify nach Oder-Constraints-Anpassung:" + unifyCons.toString());
Set<PlaceholderType> varianceTPHold;
Set<PlaceholderType> varianceTPH = new HashSet<>();
@ -514,20 +648,14 @@ public class JavaTXCompiler {
public final JavaClassRegistry classRegistry = new JavaClassRegistry();
public record ClassEntry(File classFile, ClassOrInterface cif) {}
public final Map<JavaClassName, ClassEntry> loadedClasses = new HashMap<>();
private SourceFile parse(File sourceFile) throws IOException, java.lang.ClassNotFoundException {
if (sourceFiles.containsKey(sourceFile)) return sourceFiles.get(sourceFile);
SourceFileContext tree = JavaTXParser.parse(sourceFile);
environment.addClassesToRegistry(classRegistry, tree, sourceFile, this);
SyntaxTreeGenerator generator = new SyntaxTreeGenerator(this, classRegistry, new GenericsRegistry(null), sourceFile.getName());
var classes = new ArrayList<ClassOrInterface>();
var sf = new SourceFile("", classes, generator.imports);
var sf = new SourceFile(generator.pkgName, classes, generator.imports);
addSourceFile(sourceFile, sf);
generator.convert(classes, tree, environment.packageCrawler);
sf.setPackageName(generator.pkgName);
sf.imports.addAll(generator.imports);
return sf;
}
@ -537,33 +665,25 @@ public class JavaTXCompiler {
* if it doesn't exist it's going to compile it and add it to the source files list
* @param name
*/
public ClassOrInterface loadJavaTXClass(JavaClassName name) {
public boolean loadJavaTXClass(JavaClassName name) {
var file = findFileForClass(name);
if (file != null) {
if (loadedClasses.containsKey(name)) return loadedClasses.get(name).cif();
if (classRegistry.contains(name)) return true;
try {
var tree = JavaTXParser.parse(file);
classRegistry.addName(name.toString(), 0); // TODO This gets overwritten later, is it bad if we don't know this right away?
environment.addClassesToRegistry(classRegistry, tree, file, this);
SyntaxTreeGenerator generator = new SyntaxTreeGenerator(this, classRegistry, new GenericsRegistry(null), file.getName());
var classes = new ArrayList<ClassOrInterface>();
var sf = new SourceFile("", classes, generator.imports);
var sf = new SourceFile(generator.pkgName, classes, generator.imports);
addSourceFile(file, sf);
generator.convert(classes, tree, environment.packageCrawler);
sf.setPackageName(generator.pkgName);
var classFiles = generateBytecode(file);
sf.setGenerated();
writeClassFile(classFiles, outputPath != null ? outputPath : new File("."), false);
var clazz = classLoader.loadClass(name.toString());
var classOrInterface = ASTFactory.createClass(clazz);
loadedClasses.put(name, new ClassEntry(new File(outputPath, clazz.getName() + ".class"), classOrInterface));
return classOrInterface;
return true;
} catch (Exception e) {
throw new RuntimeException(e);
}
}
return null;
return false;
}
public File findFileForClass(JavaClassName name) {
@ -577,26 +697,25 @@ public class JavaTXCompiler {
}
public void generateBytecode() throws ClassNotFoundException, IOException {
for (var file : sourceFiles.keySet()) {
var sf = sourceFiles.get(file);
if (sf.isGenerated()) continue;
var classes = generateBytecode(file);
sf.setGenerated();
writeClassFile(classes, outputPath == null ? file.getParentFile() : outputPath, outputPath == null);
}
generateBytecode((File) null);
}
/**
* @param path - can be null, then class file output is in the same directory as the parsed source files
*/
public void generateBytecode(String path) throws ClassNotFoundException, IOException {
if (path != null)
generateBytecode(new File(path));
else
generateBytecode();
}
/**
* @param path - output-Directory can be null, then class file output is in the same directory as the parsed source files
* @return
*/
public Map<JavaClassName, byte[]> generateBytecode(File sourceFile) throws ClassNotFoundException, IOException {
var sf = sourceFiles.get(sourceFile);
if (sf.isGenerated()) return null;
List<ResultSet> typeinferenceResult = this.typeInference(sourceFile);
var classes = generateBytecode(sf, typeinferenceResult);
sf.setGenerated();
return classes;
public void generateBytecode(File path) throws ClassNotFoundException, IOException {
List<ResultSet> typeinferenceResult = this.typeInference();
generateBytecode(path, typeinferenceResult);
}
private Map<SourceFile, List<GenericsResult>> generatedGenerics = new HashMap<>();
@ -614,13 +733,15 @@ public class JavaTXCompiler {
for (File f : sourceFiles.keySet()) {
HashMap<JavaClassName, byte[]> classFiles = new HashMap<>();
SourceFile sf = sourceFiles.get(f);
File path = outputPath;
File path;
if (outputPath == null) {
path = f.getParentFile(); // Set path to path of the parsed .jav file
} else {
path = new File(outputPath, sf.getPkgName().replace(".", "/")); // add package path to root path
}
var generatedClasses = generateBytecode(sf, typeinferenceResult);
writeClassFile(generatedClasses, path, outputPath == null);
writeClassFile(generatedClasses, path);
}
}
@ -628,7 +749,7 @@ public class JavaTXCompiler {
var converter = new ASTToTargetAST(this, typeInferenceResult, sf, classLoader);
var generatedClasses = new HashMap<JavaClassName, byte[]>();
for (var clazz : sf.getClasses()) {
var codegen = new Codegen(converter.convert(clazz), this, converter);
var codegen = new Codegen(converter.convert(clazz), this);
var code = codegen.generate();
generatedClasses.put(clazz.getClassName(), code);
converter.auxiliaries.forEach((name, source) -> {
@ -636,19 +757,18 @@ public class JavaTXCompiler {
});
}
generatedGenerics.put(sf, converter.javaGenerics());
converter.generateFunNTypes();
return generatedClasses;
}
public synchronized void writeClassFile(Map<JavaClassName, byte[]> classFiles, File path, boolean preserveHierarchy) throws IOException {
public synchronized void writeClassFile(Map<JavaClassName, byte[]> classFiles, File path) throws IOException {
FileOutputStream output;
for (JavaClassName name : classFiles.keySet()) {
byte[] bytecode = classFiles.get(name);
System.out.println("generating " + name + ".class file ...");
var subPath = preserveHierarchy ? path : Path.of(path.toString(), name.getPackageName().split("\\.")).toFile();
File outputFile = new File(subPath, name.getClassName() + ".class");
// output = new FileOutputStream(new File(System.getProperty("user.dir") +
// "/testBytecode/generatedBC/" +name+".class"));
File outputFile = new File(path, name.getClassName() + ".class");
outputFile.getAbsoluteFile().getParentFile().mkdirs();
System.out.println(outputFile);
output = new FileOutputStream(outputFile);
output.write(bytecode);
output.close();

19
src/main/java/de/dhbwstuttgart/environment/CompilationEnvironment.java

@ -34,7 +34,7 @@ public class CompilationEnvironment {
*
* @param sourceFiles die zu kompilierenden Dateien
*/
public CompilationEnvironment(List<File> sourceFiles, DirectoryClassLoader classLoader) {
public CompilationEnvironment(List<File> sourceFiles) {
/**
* Java 9 bringt einige Änderungen am Classloader So funktioniert der BootClassLoader nicht mehr. hier gibts ein paar Quellen zum nachlesen: http://java9.wtf/class-loading/ https://stackoverflow.com/questions/46494112/classloaders-hierarchy-in-java-9
*
@ -54,7 +54,7 @@ public class CompilationEnvironment {
// librarys = Arrays.asList(loader.getURLs());
this.sourceFiles = sourceFiles;
this.packageCrawler = new PackageCrawler(classLoader);
this.packageCrawler = new PackageCrawler(librarys);
}
public void addClassesToRegistry(JavaClassRegistry registry, SourceFileContext tree, File sourceFile, JavaTXCompiler compiler) throws ClassNotFoundException, IOException {
@ -77,7 +77,7 @@ public class CompilationEnvironment {
// Set classLoader to include default package for this specific source file
File dir = sourceFile.getAbsoluteFile().getParentFile();
String dirPath = dir.toString() + "/";
if (!packageName.isEmpty())
if (packageName.length() > 0)
dirPath = dirPath.substring(0, dirPath.length() - packageName.length() - 1);
String path = dirPath;
ArrayList<File> defaultPath = Lists.newArrayList(new File(path));
@ -89,10 +89,7 @@ public class CompilationEnvironment {
String className = classFile.getName().substring(0, classFile.getName().length() - 6);
if (className.matches("Fun\\d+\\$\\$.*"))
continue;
var name = packageName;
if (!packageName.isEmpty()) name += ".";
name += className;
ret.add(classLoader.loadClass(name));
ret.add(classLoader.loadClass(packageName + className));
}
return ret;
}
@ -104,4 +101,12 @@ public class CompilationEnvironment {
return packageName;
}
public List<ClassOrInterface> getAllAvailableClasses() {
List<ClassOrInterface> ret = new ArrayList<>();
for (Class c : new PackageCrawler(librarys).getAllAvailableClasses()) {
ret.add(ASTFactory.createClass(c));
}
return ret;
}
}

56
src/main/java/de/dhbwstuttgart/environment/DirectoryClassLoader.java

@ -5,61 +5,31 @@ import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.file.*;
import java.util.ArrayList;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;
import java.util.stream.Collectors;
public class DirectoryClassLoader extends URLClassLoader implements IByteArrayClassLoader {
// public DirectoryClassLoader(File directory, java.lang.ClassLoader parent) {
// super(generateURLArray(dirToURL(directory)), parent);
// }
public DirectoryClassLoader(File directory, java.lang.ClassLoader parent) {
super(generateURLArray(dirToURL(directory)), parent);
}
public DirectoryClassLoader(List<File> directory, java.lang.ClassLoader parent) {
super(directory.stream().map(DirectoryClassLoader::dirToURL).flatMap(List::stream).collect(Collectors.toList()).toArray(new URL[0]), parent.getParent());
super(directory.stream().map(DirectoryClassLoader::dirToURL).collect(Collectors.toList()).toArray(new URL[0]), parent);
}
private static URL[] generateURLArray(URL url) {
return new URL[]{url};
}
private static List<URL> dirToURL(File file) {
//if(!url.isDirectory())throw new RuntimeException(url.toString() + " is not a directory");
Path dir;
if (file.isDirectory()) {
try {
return List.of(file.toURI().toURL()); // if file is a directory, use it as is
} catch (MalformedURLException e) {
e.printStackTrace();
return List.of();
}
}
dir = file.toPath().getParent(); // if file is not a directory, get its parent directory
String pattern = file.toPath().getFileName().toString(); // use the file name as a glob pattern
List<URL> urls = new ArrayList<>();
private static URL dirToURL(File url){
if(!url.isDirectory())throw new RuntimeException(url.toString() + " is not a directory");
try {
urls = Files.walk(dir)
.filter(Files::isRegularFile) // only consider files (not directories)
.filter(path -> {
PathMatcher matcher = FileSystems.getDefault().getPathMatcher("glob:" + pattern);
return matcher.matches(path.getFileName()); // match the file name against the pattern
})
.map(path -> {
try {
return path.toUri().toURL();
} catch (MalformedURLException e) {
throw new RuntimeException(e);
}
}) // convert the path to a URL
.toList(); // print the path of each matching file
} catch (IOException | RuntimeException e) {
e.printStackTrace();
return url.toURI().toURL();
} catch (MalformedURLException e) {
throw new RuntimeException(e);
}
return urls;
}
@Override
@ -71,8 +41,4 @@ public class DirectoryClassLoader extends URLClassLoader implements IByteArrayCl
public Class<?> findClass(String name) throws ClassNotFoundException {
return super.findClass(name);
}
public Class<?> _findLoadedClass(String name) throws ClassNotFoundException {
return super.findLoadedClass(name);
}
}

69
src/main/java/de/dhbwstuttgart/environment/PackageCrawler.java

@ -1,10 +1,17 @@
package de.dhbwstuttgart.environment;
import io.github.classgraph.ClassGraph;
import io.github.classgraph.ScanResult;
import java.net.URL;
import java.util.*;
import org.reflections.Reflections;
import org.reflections.scanners.ResourcesScanner;
import org.reflections.scanners.SubTypesScanner;
import org.reflections.util.ConfigurationBuilder;
import org.reflections.util.FilterBuilder;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import org.reflections.vfs.SystemDir;
/**
* Hilft beim Durchsuchen von Packages
* Benutzt die Reflections-Library (https://github.com/ronmamo/reflections)
@ -12,30 +19,48 @@ import java.util.*;
*/
public class PackageCrawler {
final DirectoryClassLoader classLoader;
public PackageCrawler(DirectoryClassLoader classLoader) {
this.classLoader = classLoader;
final URL[] urls;
public PackageCrawler(List<URL> urlList) {
urls = urlList.toArray(new URL[0]);
}
public Set<Class<?>> getClassesInPackage(String packageName) {
var res = new HashSet<Class<?>>();
public Set<Class<?>> getClassesInPackage(String packageName){
/*
List<DirectoryClassLoader> classLoadersList = new LinkedList<DirectoryClassLoader>();
classLoadersList.add(Thread.currentThread().getContextClassLoader());
classLoadersList.add(ClasspathHelper.staticClassLoader());
classLoadersList.add(Thread.currentThread().getContextClassLoader().getParent());
classLoadersList.add(DirectoryClassLoader.getSystemClassLoader());
String bootClassPath = System.getProperty("sun.boot.class.path");
ArrayList<URL> urlList = new ArrayList<>();
for(String path : bootClassPath.split(";")) {
try {
urlList.add(new URL("file:"+path));
} catch (MalformedURLException e) {
new DebugException("Fehler im Classpath auf diesem System");
}
}
URL[] urls = urlList.toArray(new URL[0]);
classLoadersList.add(new URLClassLoader(urls, DirectoryClassLoader.getSystemClassLoader()));
*/
Reflections reflections = new Reflections(new ConfigurationBuilder()
.setScanners(new SubTypesScanner(false /* don't exclude Object.class */), new ResourcesScanner())
.setUrls(urls)
.filterInputsBy(new FilterBuilder().include(FilterBuilder.prefix(packageName))));
try (ScanResult result = new ClassGraph()
.enableClassInfo()
.enableSystemJarsAndModules()
.addClassLoader(classLoader)
.acceptPackages(packageName)
.scan()) {
Set<Class<?>> classes = reflections.getSubTypesOf(Object.class);
for (var info : result.getAllClasses()) {
try {
var clazz = Class.forName(info.getName());
res.add(clazz);
} catch (ClassNotFoundException ignored) {}
}
};
return classes;
}
return res;
public Set<Class<?>> getAllAvailableClasses(){
Reflections reflections = new Reflections(new ConfigurationBuilder()
.setScanners(new SubTypesScanner(false /* don't exclude Object.class */), new ResourcesScanner())
.setUrls(urls));
Set<Class<?>> classes = reflections.getSubTypesOf(Object.class);
return classes;
}
public Map<String, Integer> getClassNames(String packageName){

59
src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/FCGenerator.java

@ -1,6 +1,5 @@
package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.exceptions.DebugException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.JavaClassName;
@ -26,8 +25,8 @@ public class FCGenerator {
*
* @param availableClasses - Alle geparsten Klassen
*/
public static Set<UnifyPair> toUnifyFC(JavaTXCompiler compiler, Collection<ClassOrInterface> availableClasses, ClassLoader classLoader) throws ClassNotFoundException {
return toFC(availableClasses, classLoader).stream().map(t -> UnifyTypeFactory.convert(compiler, t)).collect(Collectors.toSet());
public static Set<UnifyPair> toUnifyFC(Collection<ClassOrInterface> availableClasses, ClassLoader classLoader) throws ClassNotFoundException {
return toFC(availableClasses, classLoader).stream().map(t -> UnifyTypeFactory.convert(t)).collect(Collectors.toSet());
}
public static Set<Pair> toFC(Collection<ClassOrInterface> availableClasses, ClassLoader classLoader) throws ClassNotFoundException {
@ -158,8 +157,7 @@ public class FCGenerator {
}
/**
* Tauscht die GTVs in einem Typ gegen die entsprechenden Typen in der übergebenen Map aus auf der direkten Argumentebene.
* Hier sind keine Wildcards zulässig
* Tauscht die GTVs in einem Typ gegen die entsprechenden Typen in der übergebenen Map aus.
*/
private static class TypeExchanger implements TypeVisitor<RefTypeOrTPHOrWildcardOrGeneric>{
@ -169,52 +167,6 @@ public class FCGenerator {
this.gtvs = gtvs;
}
@Override
public RefTypeOrTPHOrWildcardOrGeneric visit(RefType refType) {
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric param : refType.getParaList()){
params.add(param.acceptTV(new TypeExchangerInner(gtvs)));
}
RefTypeOrTPHOrWildcardOrGeneric ret = new RefType(refType.getName(), params, new NullToken());
return ret;
}
@Override
public RefTypeOrTPHOrWildcardOrGeneric visit(SuperWildcardType superWildcardType) {
throw new DebugException("Dieser Fall darf nicht auftreten");
}
@Override
public RefTypeOrTPHOrWildcardOrGeneric visit(TypePlaceholder typePlaceholder) {
throw new DebugException("Dieser Fall darf nicht auftreten");
}
@Override
public RefTypeOrTPHOrWildcardOrGeneric visit(ExtendsWildcardType extendsWildcardType) {
throw new DebugException("Dieser Fall darf nicht auftreten");
}
@Override
public RefTypeOrTPHOrWildcardOrGeneric visit(GenericRefType genericRefType) {
if(! gtvs.containsKey(genericRefType.getParsedName()))
throw new DebugException("Dieser Fall darf nicht auftreten");
return gtvs.get(genericRefType.getParsedName());
}
}
/**
* Tauscht die GTVs in einem Typ gegen die entsprechenden Typen in der übergebenen Map aus auf den Argumenten der Argumente.
* Hier sind Wildcards zulässig
*/
private static class TypeExchangerInner implements TypeVisitor<RefTypeOrTPHOrWildcardOrGeneric>{
private final HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> gtvs;
TypeExchangerInner(HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> gtvs){
this.gtvs = gtvs;
}
@Override
public RefTypeOrTPHOrWildcardOrGeneric visit(RefType refType) {
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
@ -227,7 +179,7 @@ public class FCGenerator {
@Override
public RefTypeOrTPHOrWildcardOrGeneric visit(SuperWildcardType superWildcardType) {
return superWildcardType;
throw new DebugException("Dieser Fall darf nicht auftreten");
}
@Override
@ -237,7 +189,7 @@ public class FCGenerator {
@Override
public RefTypeOrTPHOrWildcardOrGeneric visit(ExtendsWildcardType extendsWildcardType) {
return extendsWildcardType;
throw new DebugException("Dieser Fall darf nicht auftreten");
}
@Override
@ -248,5 +200,4 @@ public class FCGenerator {
}
}
}

158
src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/StatementGenerator.java

@ -14,8 +14,6 @@ import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.statement.*;
import de.dhbwstuttgart.syntaxtree.type.Void;
import de.dhbwstuttgart.target.tree.expression.TargetUnaryOp;
import de.dhbwstuttgart.target.generate.StatementToTargetExpression;
import org.antlr.v4.runtime.Token;
import de.dhbwstuttgart.exceptions.NotImplementedException;
@ -103,6 +101,7 @@ import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import org.stringtemplate.v4.ST;
public class StatementGenerator {
@ -126,7 +125,7 @@ public class StatementGenerator {
this.superClass = superType;
}
public ParameterList convert(Java17Parser.FormalParameterListContext formalParameterListContext, boolean methodparameters) {
public ParameterList convert(Java17Parser.FormalParameterListContext formalParameterListContext) {
List<Pattern> ret = new ArrayList<>();
List<Java17Parser.FormalParameterContext> fps = new ArrayList<>();
if (Objects.isNull(formalParameterListContext))
@ -148,12 +147,10 @@ public class StatementGenerator {
if (fp.typeType() != null) {
type = TypeGenerator.convert(fp.typeType(), reg, generics);
} else {
type = methodparameters?
TypePlaceholder.fresh(fp.getStart(), 1, false)
: TypePlaceholder.fresh(fp.getStart());
type = TypePlaceholder.fresh(fp.getStart());
}
ret.add(new FormalParameter(paramName, type, fp.getStart()));
localVars.put(paramName, type);
localVars.put(paramName, type);
}
}
return new ParameterList(ret, ret.get(0).getOffset());
@ -282,8 +279,7 @@ public class StatementGenerator {
if (!Objects.isNull(creator.classCreatorRest())) {
ArgumentList args = convertArguments(creator.classCreatorRest().arguments().expressionList());
ArrayList<TypePlaceholder> argTypes = args.getArguments().stream().map(x -> TypePlaceholder.fresh(creator.getStart())).collect(Collectors.toCollection(ArrayList::new));
argTypes.add(TypePlaceholder.fresh(creator.getStart())); // return type
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes = args.getArguments().stream().map(x -> TypePlaceholder.fresh(creator.getStart())).collect(Collectors.toCollection(ArrayList::new));
Statement ret = new NewClass(newclass, args, null, argTypes, creator.getStart());
ret.setStatement();
return ret;
@ -314,7 +310,7 @@ public class StatementGenerator {
IdentifierContext identifier = innercreator.identifier();
RefType newclass = (RefType) TypeGenerator.convertTypeName(identifier.getText(), genericArgs, identifier.getStart(), reg, generics);
ArgumentList args = convertArguments(innercreator.classCreatorRest().arguments().expressionList());
ArrayList<TypePlaceholder> argTypes = args.getArguments().stream().map(x -> TypePlaceholder.fresh(innercreator.getStart())).collect(Collectors.toCollection(ArrayList::new));
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes = args.getArguments().stream().map(x -> TypePlaceholder.fresh(innercreator.getStart())).collect(Collectors.toCollection(ArrayList::new));
Statement ret = new NewClass(newclass, args, null, argTypes, innercreator.getStart());
ret.setStatement();
return ret;
@ -442,7 +438,6 @@ public class StatementGenerator {
}
private Pattern convert(PatternContext pattern) {
return switch (pattern) {
case PPatternContext pPattern -> {
yield convert(pPattern.primaryPattern());
@ -457,36 +452,30 @@ public class StatementGenerator {
}
private FormalParameter convert(PrimaryPatternContext pPattern) {
switch (pPattern) {
case TPatternContext tPattern:
TypePatternContext typePattern = tPattern.typePattern();
var text = typePattern.identifier().getText();
var type = typePattern.typeType() == null ? TypePlaceholder.fresh(pPattern.getStart()) : TypeGenerator.convert(typePattern.typeType(), reg, generics);
var type = TypeGenerator.convert(typePattern.typeType(), reg, generics);
localVars.put(text, type);
return new FormalParameter(text, type, typePattern.getStart());
case RPatternContext rPattern:
RecordPatternContext recordPattern = rPattern.recordPattern();
return convert(recordPattern);
case Java17Parser.LPatternContext patternContext: return new LiteralPattern(TypePlaceholder.fresh(patternContext.start), convert(patternContext.literal().get(0)), patternContext.start);
default:
throw new NotImplementedException();
default:
throw new NotImplementedException();
}
}
private RecordPattern convert(RecordPatternContext recordPatternCtx) {
var cpl = recordPatternCtx.recordStructurePattern().recordComponentPatternList();
List<PatternContext> subPatternCtx = cpl == null ? List.of() : cpl.pattern();
List<PatternContext> subPatternCtx = recordPatternCtx.recordStructurePattern().recordComponentPatternList().pattern();
List<Pattern> subPattern = subPatternCtx.stream().map(this::convert).collect(Collectors.toList());
IdentifierContext identifierCtx = recordPatternCtx.identifier();
var text = (identifierCtx != null) ? identifierCtx.getText() : null;
//Hier evtl. Typ anpassen -> wenn kein Typ bekannt ist push neuen Typ auf Hashtable
var type = recordPatternCtx.typeType() == null ? TypePlaceholder.fresh(recordPatternCtx.getStart()) : TypeGenerator.convert(recordPatternCtx.typeType(), reg, generics);
var type = TypeGenerator.convert(recordPatternCtx.typeType(), reg, generics);
if (text != null) localVars.put(text, type);
var ret = new RecordPattern(subPattern, text, type, recordPatternCtx.getStart());
return ret;
return new RecordPattern(subPattern, text, type, recordPatternCtx.getStart());
}
private Statement convert(Java17Parser.WhileloopContext stmt) {
@ -593,7 +582,7 @@ public class StatementGenerator {
initValue = convert(varDecl.variableInitializer().expression());
}
var fieldEntry = fields.get(name.getText());
return (new Assign(new AssignToField(new FieldVar(new This(varDecl.getStart()), name.getText(), type, varDecl.getStart())), initValue, name.getStart()));
return (new Assign(new AssignToField(new FieldVar(new This(varDecl.getStart()), (fieldEntry.modifiers() & Modifier.STATIC) != 0, name.getText(), type, varDecl.getStart())), initValue, name.getStart()));
}
private Statement convert(Java17Parser.BreakstmtContext stmt) {
@ -607,12 +596,8 @@ public class StatementGenerator {
}
private Statement convert(Java17Parser.ContinuestmtContext stmt) {
Token offset = stmt.getStart();
if (!Objects.isNull(stmt.identifier())) {
return new Continue(localVars.get(stmt.identifier().getText()), offset);
} else {
return new Continue(TypePlaceholder.fresh(offset), offset);
}
// TODO
throw new NotImplementedException();
}
private Statement convert(Java17Parser.SemistmtContext stmt) {
@ -707,7 +692,7 @@ public class StatementGenerator {
if (!Objects.isNull(expr.methodCall())) {
return convert(expr.methodCall(), expr.expression(), offset);
} else if (!Objects.isNull(expr.identifier())) {
return new FieldVar(convert(expr.expression()), expr.identifier().getText(), TypePlaceholder.fresh(expr.identifier().start), offset);
return generateLocalOrFieldVarOrClassName(expr.getText(), offset);
} else {
// Für alle anderen Optionen, wie Feldzugriff, Aufrufe von super oder explizite
// generische Invokationen
@ -726,7 +711,7 @@ public class StatementGenerator {
}
ArgumentList argumentList = convertArguments(expr.expressionList());
ArrayList<TypePlaceholder> signature = argumentList.getArguments().stream().map(x -> TypePlaceholder.fresh(offset)).collect(Collectors.toCollection(ArrayList::new));
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> signature = argumentList.getArguments().stream().map(x -> (RefTypeOrTPHOrWildcardOrGeneric) TypePlaceholder.fresh(offset)).collect(Collectors.toCollection(ArrayList::new));
signature.add(TypePlaceholder.fresh(offset)); // return type
MethodCall ret;
@ -751,7 +736,7 @@ public class StatementGenerator {
name = expr.SUPER().getText();
}
ArgumentList argumentList = convertArguments(expr.expressionList());
ArrayList<TypePlaceholder> signature = argumentList.getArguments().stream().map(x -> TypePlaceholder.fresh(offset)).collect(Collectors.toCollection(ArrayList::new));
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> signature = argumentList.getArguments().stream().map(x -> (RefTypeOrTPHOrWildcardOrGeneric) TypePlaceholder.fresh(offset)).collect(Collectors.toCollection(ArrayList::new));
signature.add(TypePlaceholder.fresh(offset)); // return type
MethodCall ret = new MethodCall(TypePlaceholder.fresh(offset), getReceiver(receiver), name, argumentList, TypePlaceholder.fresh(offset), signature, offset);
ret.setStatement();
@ -783,25 +768,62 @@ public class StatementGenerator {
/**
* Der Parser kann nicht zwischen einer lokalen Variable, einem Feldzugriff und einer Klassenangabe unterscheiden.
*
*
* @param expression
* @param offset
* @return
*/
private Expression generateLocalOrFieldVarOrClassName(String expression, Token offset) {
// Check for localVar:
if (localVars.get(expression) != null) {
return new LocalVar(expression, localVars.get(expression), offset);
} else if (fields.get(expression) != null) {// PL 2018-11-01 fields eingefuegt, damit die fields immer die
// gleiche TPH bekommen
return new FieldVar(new This(offset), expression, fields.get(expression).type(), offset);
} else if (reg.contains(expression)) {
return generateStaticClassName(expression, offset);
} else {
// lokale Variable wurde ohne "var"-Keyword deklariert und direkt mit Wert versehen
localVars.put(expression, TypePlaceholder.fresh(offset));
return new LocalVar(expression, localVars.get(expression), offset);
String[] parts = expression.split("\\.");
if (parts.length < 2) {
// Check for localVar:
if (localVars.get(expression) != null) {
return new LocalVar(expression, localVars.get(expression), offset);
} else if (fields.get(expression) != null) {// PL 2018-11-01 fields eingefuegt, damit die fields immer die
// gleiche TPH bekommen
var field = fields.get(expression);
return new FieldVar(new This(offset), Modifier.isStatic(field.modifiers()), expression, fields.get(expression).type(), offset);
} else if (reg.contains(expression)) {
return generateStaticClassName(expression, offset);
} else {
// lokale Variable wurde ohne "var"-Keyword deklariert und direkt mit Wert versehen
localVars.put(expression, TypePlaceholder.fresh(offset));
return new LocalVar(expression, localVars.get(expression), offset);
}
}
return generateFieldVarOrClassname(expression, offset);
}
private Expression generateFieldVarOrClassname(String expression, Token offset) {
String[] parts = expression.split("\\.");
String whole = "";
Expression receiver = null;
for (String part : parts) {
whole += part;
// Check for Classname:
if (reg.contains(whole)) {
receiver = generateStaticClassName(whole, offset);
}
whole += ".";
}
var fieldName = parts[parts.length - 1];
var isStatic = false;
if (parts.length < 2 || parts[0].contentEquals("this")) {
receiver = new This(offset);
isStatic = Modifier.isStatic(fields.get(fieldName).modifiers());
} else if (parts[0].contentEquals("super")) {
receiver = new Super(TypePlaceholder.fresh(offset), offset);
isStatic = Modifier.isStatic(compiler.getClass(new JavaClassName(superClass.getName().toString())).getField(fieldName).orElseThrow().modifier);
} else if (receiver == null) { // Handelt es sich um keinen Statischen Klassennamen:
String part = expression.substring(0, expression.length() - (1 + parts[parts.length - 1].length()));
receiver = generateLocalOrFieldVarOrClassName(part, offset);
} else {
StaticClassName cname = (StaticClassName) receiver;
var javaClassName = reg.getName(cname.getType().toString());
isStatic = Modifier.isStatic(compiler.getClass(javaClassName).getField(fieldName).orElseThrow().modifier);
}
return new FieldVar(receiver, isStatic, fieldName, TypePlaceholder.fresh(offset), offset);
}
private Expression convert(Java17Parser.ArrayaccessexpressionContext arrayaccess) {
@ -809,13 +831,7 @@ public class StatementGenerator {
}
private Expression convert(Java17Parser.ConditionalassignexpressionContext expression) {
return new Ternary(TypePlaceholder.fresh(
expression.getStart()),
convert(expression.expression(0)),
convert(expression.expression(1)),
convert(expression.expression(2)),
expression.getStart()
);
throw new NotImplementedException();
}
private Expression convert(Java17Parser.OrexpressionContext expression) {
@ -837,8 +853,10 @@ public class StatementGenerator {
private Statement convert(AssignexpressionContext expr) {
switch (expr.bop.getText()) {
case "=":
AssignLeftSide leftHandSide = convertAssignLHS(convert(expr.expression(0)));
return new Assign(leftHandSide, convert(expr.expression(1)), expr.getStart());
ExpressionContext leftside = expr.expression(0);
AssignLeftSide leftHandSide = convert(leftside.getText(), leftside.getStart());
Statement ret = new Assign(leftHandSide, convert(expr.expression(1)), expr.getStart());
return ret;
case "+=":
case "-=":
case "*=":
@ -855,8 +873,8 @@ public class StatementGenerator {
}
}
private AssignLeftSide convertAssignLHS(Expression expr) {
Expression leftSide = expr;
private AssignLeftSide convert(String leftHandSide, Token start) {
Expression leftSide = generateLocalOrFieldVarOrClassName(leftHandSide, start);
if (leftSide instanceof FieldVar)
return new AssignToField((FieldVar) leftSide);
else if (leftSide instanceof LocalVar)
@ -866,15 +884,15 @@ public class StatementGenerator {
}
private Expression convert(Java17Parser.BitwiseorexpressionContext expression) {
return new BinaryExpr(BinaryExpr.Operator.OR, TypePlaceholder.fresh(expression.getStart()), convert(expression.expression(0)), convert(expression.expression(1)), expression.getStart());
throw new NotImplementedException();
}
private Expression convert(Java17Parser.BitwisexorexpressionContext expression) {
return new BinaryExpr(BinaryExpr.Operator.XOR, TypePlaceholder.fresh(expression.getStart()), convert(expression.expression(0)), convert(expression.expression(1)), expression.getStart());
throw new NotImplementedException();
}
private Expression convert(Java17Parser.BitwiseandexpressionContext expression) {
return new BinaryExpr(BinaryExpr.Operator.AND, TypePlaceholder.fresh(expression.getStart()), convert(expression.expression(0)), convert(expression.expression(1)), expression.getStart());
throw new NotImplementedException();
}
private Expression convert(Java17Parser.EqualityexpressionContext expression) {
@ -939,8 +957,6 @@ public class StatementGenerator {
return BinaryExpr.Operator.EQUAL;
} else if (operator.equals("!=")) {
return BinaryExpr.Operator.NOTEQUAL;
} else if (operator.equals("%")) {
return BinaryExpr.Operator.MOD;
} else {
throw new NotImplementedException();
}
@ -979,9 +995,6 @@ public class StatementGenerator {
ret = new UnaryExpr(UnaryExpr.Operation.PREDECREMENT, expr, TypePlaceholder.fresh(op), op);
ret.setStatement();
return ret;
} else if (op.getText().equals("!")) {
ret = new UnaryExpr(UnaryExpr.Operation.NOT, expr, TypePlaceholder.fresh(op), op);
return ret;
} else {
throw new NotImplementedException();
}
@ -1015,7 +1028,7 @@ public class StatementGenerator {
case PrimaryThisContext primthis:
return new This(primthis.getStart());
case PrimarySuperContext primsuper:
return new Super(primsuper.getStart());
throw new NotImplementedException();
case PrimaryLiteralContext primliteral:
return convert(primliteral.literal());
case PrimaryIdentifierContext primidentifier:
@ -1030,17 +1043,10 @@ public class StatementGenerator {
private Expression convert(Java17Parser.LiteralContext literal) {
switch (literal) {
case IntLiteralContext intliteral:
Number value;
if (intliteral.getText().endsWith("l") || intliteral.getText().endsWith("L"))
value = Long.parseLong(intliteral.getText().substring(0, intliteral.getText().length() - 1));
else value = Integer.parseInt(intliteral.getText());
Number value = Integer.parseInt(intliteral.getText());
return new Literal(TypePlaceholder.fresh(literal.getStart()), value, intliteral.getStart());
case FltLiteralContext floatliteral:
if (floatliteral.getText().endsWith("f") || floatliteral.getText().endsWith("F"))
value = Float.parseFloat(floatliteral.getText().substring(0, floatliteral.getText().length() - 1));
else if (floatliteral.getText().endsWith("d") || floatliteral.getText().endsWith("D"))
value = Double.parseDouble(floatliteral.getText().substring(0, floatliteral.getText().length() - 1));
else value = Double.parseDouble(floatliteral.getText());
value = Double.parseDouble(floatliteral.getText());
return new Literal(TypePlaceholder.fresh(literal.getStart()), value, floatliteral.getStart());
case CharLiteralContext charliteral:
RefType type = new RefType(reg.getName("java.lang.Character"), charliteral.getStart());
@ -1069,7 +1075,7 @@ public class StatementGenerator {
}
params = new ParameterList(parameterList, lambdaParams.getStart());
} else if (lambdaParams.formalParameterList() != null) {
params = convert(lambdaParams.formalParameterList(), false);
params = convert(lambdaParams.formalParameterList());
// }else if( lambdaParams.inferredFormalParameterList != null){
} else if (!Objects.isNull(lambdaParams.lambdaLVTIList())) {
List<Pattern> parameterList = new ArrayList<>();

5
src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntacticSugar.java

@ -34,11 +34,6 @@ public class SyntacticSugar {
public void visit(ReturnVoid aReturn) {
hasReturn = true;
}
@Override
public void visit(LambdaExpression le) {
//PL 2024-04-09 Do nothing, as in a LambdaExpression a return could be
}
}
private static boolean hasReturn(Block block) {

31
src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java

@ -71,6 +71,10 @@ import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.type.Void;
import de.dhbwstuttgart.typeinference.constraints.GenericsResolver;
import javassist.compiler.SyntaxError;
import javax.swing.text.html.Option;
public class SyntaxTreeGenerator {
private JavaClassRegistry reg;
@ -254,10 +258,7 @@ public class SyntaxTreeGenerator {
List<RefType> implementedInterfaces = new ArrayList<>();
List<Pattern> constructorParameters = new ArrayList<>();
List<Statement> constructorStatements = new ArrayList<>();
List<Java17Parser.RecordComponentContext> components = recordDeclaration.recordHeader().recordComponentList() != null ?
recordDeclaration.recordHeader().recordComponentList().recordComponent(): List.of();
for (RecordComponentContext component : components) {
for (RecordComponentContext component : recordDeclaration.recordHeader().recordComponentList().recordComponent()) {
int fieldmodifiers = allmodifiers.get("private") + allmodifiers.get("final");
String fieldname = component.identifier().getText();
Token fieldoffset = component.getStart();
@ -269,7 +270,7 @@ public class SyntaxTreeGenerator {
}
fielddecl.add(new Field(fieldname, fieldtype, fieldmodifiers, fieldoffset));
constructorParameters.add(new FormalParameter(fieldname, fieldtype, fieldoffset));
FieldVar fieldvar = new FieldVar(new This(offset), fieldname, fieldtype, fieldoffset);
FieldVar fieldvar = new FieldVar(new This(offset), false, fieldname, fieldtype, fieldoffset);
constructorStatements.add(new Assign(new AssignToField(fieldvar), new LocalVar(fieldname, fieldtype, fieldoffset), offset));
Statement returnStatement = new Return(fieldvar, offset);
methods.add(new Method(allmodifiers.get("public"), fieldname, fieldtype, new ParameterList(new ArrayList<>(), offset), new Block(Arrays.asList(returnStatement), offset), new GenericDeclarationList(new ArrayList<>(), offset), offset));
@ -332,7 +333,7 @@ public class SyntaxTreeGenerator {
private ClassOrInterface convertInterface(Java17Parser.InterfaceDeclarationContext ctx, int modifiers) {
this.superClass = new RefType(new JavaClassName("java.lang.Object"), new NullToken());
String className = (this.pkgName.length() > 0 ? this.pkgName + "." : "") + ctx.identifier().getText();
String className = this.pkgName.length() > 0 ? this.pkgName + "." : "" + ctx.identifier().getText();
JavaClassName name = reg.getName(className); // Holt den Package Namen mit dazu
if (!name.toString().equals(className)) { // Kommt die Klasse schon in einem anderen Package vor?
throw new TypeinferenceException("Name " + className + " bereits vorhanden in " + reg.getName(className).toString(), ctx.getStart());
@ -393,12 +394,12 @@ public class SyntaxTreeGenerator {
if (!Objects.isNull(ctx.EXTENDS())) {
extendedInterfaces.addAll(convert(ctx.typeList(0), generics));
}
List<RefType> permittedSubtypes = null;
List<RefType> permittedSubtypes = new ArrayList<>();
// Ist Bit für 'sealed'-Modifier gesetzt
if ((modifiers & 4096) != 0) {
if (!Objects.isNull(ctx.PERMITS())) {
// permitted subtypes sind letzte typeList (siehe Grammatikregel 'classDeclaration')
permittedSubtypes = new ArrayList<>(convert(ctx.typeList(ctx.typeList().size() - 1), generics));
permittedSubtypes.addAll(convert(ctx.typeList(ctx.typeList().size() - 1), generics));
} else {
// falls sealed modifier ohne 'permits'-List oder umgekehrt
throw new NotImplementedException("Invalid sealed class declaration");
@ -435,7 +436,7 @@ public class SyntaxTreeGenerator {
}
}
StatementGenerator stmtgen = new StatementGenerator(superClass, compiler, reg, generics, fields, new HashMap<>());
ParameterList paramlist = stmtgen.convert(bodydeclaration.formalParameters().formalParameterList(), true);
ParameterList paramlist = stmtgen.convert(bodydeclaration.formalParameters().formalParameterList());
MethodBodyContext body = bodydeclaration.methodBody();
Block block = null;
if (!(body instanceof EmptymethodContext)) {
@ -451,8 +452,8 @@ public class SyntaxTreeGenerator {
protected static Block prepareBlock(Block constructorBlock, RefType superClass) {
List<Statement> statements = constructorBlock.getStatements();
if (statements.isEmpty() || !(statements.get(0) instanceof SuperCall || statements.get(0) instanceof ThisCall)) {
var signature = new ArrayList<TypePlaceholder>();
signature.add(TypePlaceholder.fresh(new NullToken()));
var signature = new ArrayList<RefTypeOrTPHOrWildcardOrGeneric>();
signature.add(new Void(new NullToken()));
statements.add(0, new SuperCall(superClass, signature, constructorBlock.getOffset()));
}
/* statements.addAll(fieldInitializations); geloescht PL 2018-11-24 */
@ -532,7 +533,7 @@ public class SyntaxTreeGenerator {
RefTypeOrTPHOrWildcardOrGeneric retType;
if (Objects.isNull(header.refType())) {
retType = TypePlaceholder.fresh(header.getStart(), -1, false);
retType = TypePlaceholder.fresh(header.getStart());
} else {
if (header.refType() instanceof RefType2Context reftype) {
retType = TypeGenerator.convert(reftype.typeType(), reg, generics);
@ -541,7 +542,7 @@ public class SyntaxTreeGenerator {
}
}
StatementGenerator stmtgen = new StatementGenerator(superClass, compiler, reg, localgenerics, fields, new HashMap<>());
ParameterList paramlist = stmtgen.convert(header.formalParameters().formalParameterList(), true);
ParameterList paramlist = stmtgen.convert(header.formalParameters().formalParameterList());
MethodBodyContext body = methoddeclaration.methodBody();
Block block = null;
if (body instanceof EmptymethodContext emptymethod) {
@ -581,7 +582,7 @@ public class SyntaxTreeGenerator {
}
RefTypeOrTPHOrWildcardOrGeneric retType = TypeGenerator.convertTypeName(name, constructordeclaration.getStart(), reg, localgenerics);
StatementGenerator stmtgen = new StatementGenerator(superClass, compiler, reg, localgenerics, fields, new HashMap<>());
ParameterList paramlist = stmtgen.convert(constructordeclaration.formalParameters().formalParameterList(), true);
ParameterList paramlist = stmtgen.convert(constructordeclaration.formalParameters().formalParameterList());
Block block = prepareBlock(stmtgen.convert(constructordeclaration.constructorBody, true), superClass);
return new Constructor(modifiers, name, retType, paramlist, block, gtvDeclarations, constructordeclaration.getStart());
}
@ -594,7 +595,7 @@ public class SyntaxTreeGenerator {
} else {
// PL 2019-12-06: variableDeclaratorList() eingefuegt, um als Token nicht die
// Modifier zu bekommen
fieldType = TypePlaceholder.fresh(fieldDeclContext.variableDeclarators().getStart(), -1, false);
fieldType = TypePlaceholder.fresh(fieldDeclContext.variableDeclarators().getStart());
}
for (Java17Parser.VariableDeclaratorContext varDecl : fieldDeclContext.variableDeclarators().variableDeclarator()) {
String fieldName = varDecl.variableDeclaratorId().getText();

2
src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java

@ -68,8 +68,6 @@ public class TypeGenerator {
return new RefType(ASTFactory.createClass(Integer.class).getClassName(), typeContext.getStart());
case "double":
return new RefType(ASTFactory.createClass(Double.class).getClassName(), typeContext.getStart());
case "float":
return new RefType(ASTFactory.createClass(Float.class).getClassName(), typeContext.getStart());
default:
throw new NotImplementedException();
}

3
src/main/java/de/dhbwstuttgart/parser/scope/GatherNames.java

@ -140,8 +140,7 @@ public class GatherNames {
if (importDeclCtx.MUL() == null) {
var name = importDeclCtx.qualifiedName().getText();
var className = new JavaClassName(name);
var clazz = compiler.loadJavaTXClass(className);
if (clazz != null) {
if (compiler.loadJavaTXClass(className)) {
ret.put(name, compiler.classRegistry.getNumberOfGenerics(name));
} else {
Class<?> cl = compiler.getClassLoader().loadClass(name);

2
src/main/java/de/dhbwstuttgart/syntaxtree/ASTVisitor.java

@ -10,8 +10,6 @@ public interface ASTVisitor extends StatementVisitor{
void visit(FormalParameter formalParameter);
void visit(LiteralPattern literalPattern);
void visit(GenericDeclarationList genericTypeVars);
void visit(Field field);

17
src/main/java/de/dhbwstuttgart/syntaxtree/AbstractASTWalker.java

@ -37,11 +37,6 @@ public abstract class AbstractASTWalker implements ASTVisitor {
formalParameter.getType().accept((ASTVisitor) this);
}
@Override
public void visit(LiteralPattern literalPattern) {
}
@Override
public void visit(GenericDeclarationList genericTypeVars) {
Iterator<GenericTypeVar> genericIterator = genericTypeVars.iterator();
@ -241,11 +236,6 @@ public abstract class AbstractASTWalker implements ASTVisitor {
aBreak.accept(this);
}
@Override
public void visit(Continue aContinue) {
aContinue.accept(this);
}
@Override
public void visit(StaticClassName staticClassName) {
@ -342,11 +332,4 @@ public abstract class AbstractASTWalker implements ASTVisitor {
public void visit(GuardedPattern aGuardedPattern) {
}
@Override
public void visit(Ternary ternary) {
ternary.cond.accept(this);
ternary.iftrue.accept(this);
ternary.iffalse.accept(this);
}
}

20
src/main/java/de/dhbwstuttgart/syntaxtree/ClassOrInterface.java

@ -9,7 +9,10 @@ import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import org.antlr.v4.runtime.Token;
import java.lang.reflect.Modifier;
import java.util.*;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Optional;
/**
* Stellt jede Art von Klasse dar. Auch abstrakte Klassen und Interfaces
@ -86,9 +89,6 @@ public class ClassOrInterface extends SyntaxTreeNode implements TypeScope {
return staticInitializer;
}
public boolean isSealed() { return permittedSubtypes != null; }
public List<RefType> getPermittedSubtypes() { return permittedSubtypes != null ? permittedSubtypes : List.of(); }
public boolean isInterface() {
return (Modifier.INTERFACE & this.getModifiers()) != 0;
}
@ -128,6 +128,7 @@ public class ClassOrInterface extends SyntaxTreeNode implements TypeScope {
public List<Method> getMethods() {
return this.methods;
}
/*
* public RefType getType() { return generateTypeOfClass(this.getClassName(), this.getGenerics(), this.getOffset()); }
*/
@ -188,15 +189,4 @@ public class ClassOrInterface extends SyntaxTreeNode implements TypeScope {
return this.name.toString() + this.genericClassParameters.toString();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof ClassOrInterface other)) return false;
return Objects.equals(name, other.name);
}
@Override
public int hashCode() {
return Objects.hash(name);
}
}

29
src/main/java/de/dhbwstuttgart/syntaxtree/LiteralPattern.java

@ -1,29 +0,0 @@
package de.dhbwstuttgart.syntaxtree;
import de.dhbwstuttgart.syntaxtree.ASTVisitor;
import de.dhbwstuttgart.syntaxtree.Pattern;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.statement.Expression;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import org.antlr.v4.runtime.Token;
public class LiteralPattern extends FormalParameter
{
public final Expression value;
public LiteralPattern(RefTypeOrTPHOrWildcardOrGeneric type, Expression value, Token offset) {
super(null, type, offset);
this.value = value;
}
@Override
public FormalParameter withType(RefTypeOrTPHOrWildcardOrGeneric type) {
return new LiteralPattern(type, value, getOffset());
}
@Override
public void accept(ASTVisitor visitor) {
visitor.visit(this);
}
}

25
src/main/java/de/dhbwstuttgart/syntaxtree/Method.java

@ -1,7 +1,6 @@
package de.dhbwstuttgart.syntaxtree;
import java.util.ArrayList;
import java.util.Objects;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
@ -33,7 +32,6 @@ public class Method extends SyntaxTreeNode implements IItemWithOffset, TypeScope
private GenericDeclarationList generics;
private final RefTypeOrTPHOrWildcardOrGeneric returnType;
public final Boolean isInherited;
public final Boolean isImplemented;
/*
* its Constraints
@ -51,11 +49,10 @@ public class Method extends SyntaxTreeNode implements IItemWithOffset, TypeScope
this.block = block;
this.generics = gtvDeclarations;
this.isInherited = false;
this.isImplemented = false;
}
public Method(int modifier, String name, RefTypeOrTPHOrWildcardOrGeneric returnType, ParameterList parameterList, Block block,
GenericDeclarationList gtvDeclarations, Token offset, Boolean isInherited, Boolean isOverridden) {
GenericDeclarationList gtvDeclarations, Token offset, Boolean isInherited) {
super(offset);
this.name = name;
this.modifier = modifier;
@ -64,7 +61,6 @@ public class Method extends SyntaxTreeNode implements IItemWithOffset, TypeScope
this.block = block;
this.generics = gtvDeclarations;
this.isInherited = isInherited;
this.isImplemented = isOverridden;
}
public ParameterList getParameterList() {
@ -97,23 +93,4 @@ public class Method extends SyntaxTreeNode implements IItemWithOffset, TypeScope
public String getName() {
return name;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Method method = (Method) o;
return Objects.equals(name, method.name) && Objects.equals(parameterlist, method.parameterlist) && Objects.equals(returnType, method.returnType);
}
@Override
public int hashCode() {
return Objects.hash(name, parameterlist, returnType);
}
@Override
public String toString() {
return name;
}
}

14
src/main/java/de/dhbwstuttgart/syntaxtree/SourceFile.java

@ -15,8 +15,6 @@ public class SourceFile extends SyntaxTreeNode {
public final List<ClassOrInterface> KlassenVektor;
public final Set<JavaClassName> imports;
private boolean isGenerated;
public List<ClassOrInterface> availableClasses = new ArrayList<>();
/**
@ -40,18 +38,6 @@ public class SourceFile extends SyntaxTreeNode {
this.imports = new HashSet<>(sf.imports);
}
public void setPackageName(String packageName) {
this.pkgName = packageName;
}
public void setGenerated() {
this.isGenerated = true;
}
public boolean isGenerated() {
return this.isGenerated;
}
public String getPkgName() {
return this.pkgName;
}

5
src/main/java/de/dhbwstuttgart/syntaxtree/StatementVisitor.java

@ -3,7 +3,6 @@ package de.dhbwstuttgart.syntaxtree;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.syntaxtree.statement.*;
public interface StatementVisitor {
void visit(ArgumentList argumentList);
@ -54,8 +53,6 @@ public interface StatementVisitor {
void visit(Break aBreak);
void visit(Continue aContinue);
void visit(Yield aYield);
void visit(StaticClassName staticClassName);
@ -83,6 +80,4 @@ public interface StatementVisitor {
void visit(Literal literal);
void visit(Throw aThrow);
void visit(Ternary ternary);
}

50
src/main/java/de/dhbwstuttgart/syntaxtree/factory/ASTFactory.java

@ -105,46 +105,11 @@ public class ASTFactory {
allInheritedMethods.removeAll(allDeclaredMethods);
for (java.lang.reflect.Method method : allDeclaredMethods) {
var signature = methodSignatures.get(new Pair<>(method.getName(), org.objectweb.asm.Type.getMethodDescriptor(method)));
if (jreClass.getSuperclass()==null) {
methoden.add(createMethod(method, signature, jreClass, false, false));
}
else {
Boolean isImplemented = false;
isImplemented = Arrays.stream(jreClass.getInterfaces()).
reduce(false,
(x,y) -> {
try {
y.getDeclaredMethod(method.getName(), method.getParameterTypes());
return true;
}
catch (java.lang.NoSuchMethodException e) {
return false;
}},
(x,y) -> (x || y)
);
if (isImplemented) {
methoden.add(createMethod(method, signature, jreClass, false, true));
}
else {
if (Modifier.isAbstract(jreClass.getSuperclass().getModifiers())) {
try {
jreClass.getSuperclass().getDeclaredMethod(method.getName(), method.getParameterTypes());
methoden.add(createMethod(method, signature, jreClass, false, true));
}
catch (java.lang.NoSuchMethodException e) {
methoden.add(createMethod(method, signature, jreClass, false, false));
}
}
else {
methoden.add(createMethod(method, signature, jreClass, false, false));
}
}
}}
methoden.add(createMethod(method, signature, jreClass, false));
}
for (java.lang.reflect.Method method : allInheritedMethods) {
var signature = methodSignatures.get(new Pair<>(method.getName(), org.objectweb.asm.Type.getMethodDescriptor(method)));
methoden.add(createMethod(method, signature, jreClass, true, false));
methoden.add(createMethod(method, signature, jreClass, true));
}
List<Field> felder = new ArrayList<>();
for (java.lang.reflect.Field field : jreClass.getDeclaredFields()) {
@ -176,9 +141,8 @@ public class ASTFactory {
for (Type jreInterface : jreClass.getGenericInterfaces()) {
implementedInterfaces.add((RefType) createType(jreInterface));
}
List<RefType> permittedSubtypes = null;
List<RefType> permittedSubtypes = new ArrayList<>();
if (jreClass.isSealed()) {
permittedSubtypes = new ArrayList<>();
for (Class subclass : jreClass.getPermittedSubclasses()) {
permittedSubtypes.add((RefType) createType(subclass));
}
@ -228,7 +192,7 @@ public class ASTFactory {
return Optional.of(new de.dhbwstuttgart.syntaxtree.Constructor(modifier, name, returnType, parameterList, block, gtvDeclarations, offset /* , new ArrayList<>() geloescht PL 2018-11-24 */));
}
public static Method createMethod(java.lang.reflect.Method jreMethod, String signature, java.lang.Class inClass, Boolean isInherited, Boolean isImplemented) {
public static Method createMethod(java.lang.reflect.Method jreMethod, String signature, java.lang.Class inClass, Boolean isInherited) {
String name = jreMethod.getName();
RefTypeOrTPHOrWildcardOrGeneric returnType;
Type jreRetType;
@ -254,7 +218,7 @@ public class ASTFactory {
GenericDeclarationList gtvDeclarations = createGenerics(jreMethod.getTypeParameters(), inClass, jreMethod.getName(), signature);
Token offset = new NullToken();
return new Method(jreMethod.getModifiers(), name, returnType, parameterList, block, gtvDeclarations, offset, isInherited, isImplemented);
return new Method(jreMethod.getModifiers(), name, returnType, parameterList, block, gtvDeclarations, offset, isInherited);
}
public static GenericDeclarationList createGenerics(TypeVariable[] typeParameters, Class context, String methodName, String signature) {
@ -404,8 +368,6 @@ public class ASTFactory {
return new RefType(new JavaClassName("java.lang.Character"), new ArrayList<>(), new NullToken(), true);
} else if (type.getTypeName().equals("short")) {
return new RefType(new JavaClassName("java.lang.Short"), new ArrayList<>(), new NullToken(), true);
} else if (type.getTypeName().equals("float")) {
return new RefType(new JavaClassName("java.lang.Float"), new ArrayList<>(), new NullToken(), true);
} else if (type.getTypeName().equals("double")) {
return new RefType(new JavaClassName("java.lang.Double"), new ArrayList<>(), new NullToken(), true);
} else if (type.getTypeName().equals("long")) {

95
src/main/java/de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java

@ -1,21 +1,17 @@
package de.dhbwstuttgart.syntaxtree.factory;
import java.io.Writer;
import java.lang.reflect.Modifier;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.StreamSupport;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.SourceLoc;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.FCGenerator;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.syntaxtree.type.Void;
import de.dhbwstuttgart.syntaxtree.type.WildcardType;
@ -33,7 +29,7 @@ public class UnifyTypeFactory {
private static ArrayList<PlaceholderType> PLACEHOLDERS = new ArrayList<>();
public static FiniteClosure generateFC(List<ClassOrInterface> fromClasses, Writer logFile, ClassLoader classLoader, JavaTXCompiler compiler) throws ClassNotFoundException {
public static FiniteClosure generateFC(List<ClassOrInterface> fromClasses, Writer logFile, ClassLoader classLoader) throws ClassNotFoundException {
/*
Die transitive Hülle muss funktionieren.
Man darf schreiben List<A> extends AL<A>
@ -44,7 +40,7 @@ public class UnifyTypeFactory {
Generell dürfen sie immer die gleichen Namen haben.
TODO: die transitive Hülle bilden
*/
return new FiniteClosure(FCGenerator.toUnifyFC(compiler, fromClasses, classLoader), logFile, compiler);
return new FiniteClosure(FCGenerator.toUnifyFC(fromClasses, classLoader), logFile);
}
public static UnifyPair generateSmallerPair(UnifyType tl, UnifyType tr, SourceLoc location){
@ -67,23 +63,23 @@ public class UnifyTypeFactory {
* Convert from
* ASTType -> UnifyType
*/
public static UnifyType convert(JavaTXCompiler compiler, RefTypeOrTPHOrWildcardOrGeneric t, Boolean innerType){
if (t instanceof GenericRefType){
return UnifyTypeFactory.convert(compiler, (GenericRefType)t, innerType);
} else if (t instanceof TypePlaceholder){
return UnifyTypeFactory.convert(compiler, (TypePlaceholder)t, innerType);
} else if (t instanceof ExtendsWildcardType){
return UnifyTypeFactory.convert(compiler, (ExtendsWildcardType)t, innerType);
} else if (t instanceof SuperWildcardType) {
return UnifyTypeFactory.convert(compiler, (SuperWildcardType) t, innerType);
} else if (t instanceof RefType){
return UnifyTypeFactory.convert(compiler, (RefType)t, innerType);
public static UnifyType convert(RefTypeOrTPHOrWildcardOrGeneric t, Boolean innerType){
if(t instanceof GenericRefType){
return UnifyTypeFactory.convert((GenericRefType)t, innerType);
}else if(t instanceof TypePlaceholder){
return UnifyTypeFactory.convert((TypePlaceholder)t, innerType);
}else if(t instanceof ExtendsWildcardType){
return UnifyTypeFactory.convert((ExtendsWildcardType)t, innerType);
}else if(t instanceof SuperWildcardType){
return UnifyTypeFactory.convert((SuperWildcardType)t, innerType);
}else if(t instanceof RefType){
return UnifyTypeFactory.convert((RefType)t, innerType);
}
//Es wurde versucht ein Typ umzuwandeln, welcher noch nicht von der Factory abgedeckt ist
throw new NotImplementedException("Der Typ "+t+" kann nicht umgewandelt werden");
}
public static UnifyType convert(JavaTXCompiler compiler, RefType t, Boolean innerType){
public static UnifyType convert(RefType t, Boolean innerType){
//Check if it is a FunN Type:
Pattern p = Pattern.compile("Fun(\\d+)[$][$]");
Matcher m = p.matcher(t.getName().toString());
@ -91,48 +87,41 @@ public class UnifyTypeFactory {
if(b){
Integer N = Integer.valueOf(m.group(1));
if((N + 1) == t.getParaList().size()){
return convertFunN(compiler, t.getParaList(), false);
return convertFunN(t.getParaList(), false);
}
}
UnifyType ret;
List<UnifyType> params = new ArrayList<>();
if (t.getParaList() != null) {
for (RefTypeOrTPHOrWildcardOrGeneric pT : t.getParaList()) {
params.add(UnifyTypeFactory.convert(compiler, pT, true));
if(t.getParaList() != null && t.getParaList().size() > 0){
List<UnifyType> params = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric pT : t.getParaList()){
params.add(UnifyTypeFactory.convert(pT, true));
}
ret = new ReferenceType(t.getName().toString(),new TypeParams(params));
}else{
ret = new ReferenceType(t.getName().toString(), false);
}
var clazz = compiler.getClass(t.getName());
if (clazz != null && clazz.isInterface() && clazz.isFunctionalInterface()) {
var method = clazz.getMethods().stream().filter(x -> Modifier.isAbstract(x.modifier)).findFirst().orElseThrow();
var methodParams = method.getParameterList().getFormalparalist().stream().map(x -> convert(compiler, x.getType(), true)).toList();
var generics = StreamSupport.stream(clazz.getGenerics().spliterator(), false).map(GenericTypeVar::getName).toList();
return new FunInterfaceType(t.getName().toString(), new TypeParams(params), methodParams, convert(compiler, method.getReturnType(), true), generics);
}
return new ReferenceType(t.getName().toString(),new TypeParams(params));
return ret;
}
public static UnifyType convertFunN(JavaTXCompiler compiler, List<RefTypeOrTPHOrWildcardOrGeneric> paraList, Boolean innerType){
public static UnifyType convertFunN(List<RefTypeOrTPHOrWildcardOrGeneric> paraList, Boolean innerType){
UnifyType ret;
List<UnifyType> params = new ArrayList<>();
if(paraList != null && paraList.size() > 0){
for(RefTypeOrTPHOrWildcardOrGeneric pT : paraList){
params.add(UnifyTypeFactory.convert(compiler, pT, false));
params.add(UnifyTypeFactory.convert(pT, false));
}
}
ret = FunNType.getFunNType(new TypeParams(params));
return ret;
}
public static UnifyType convert(JavaTXCompiler compiler, TypePlaceholder tph, Boolean innerType){
public static UnifyType convert(TypePlaceholder tph, Boolean innerType){
if (tph.getName().equals("AFR")) {
System.out.println("XXX"+innerType);
}
PlaceholderType ntph = new PlaceholderType(tph.getName(), tph.getVariance());
PlaceholderType ntph = new PlaceholderType(tph.getName());
ntph.setVariance(tph.getVariance());
ntph.setOrCons(tph.getOrCons());
ntph.setWildcardtable(tph.getWildcardtable());
int in = PLACEHOLDERS.indexOf(ntph);
if (in == -1) {
PLACEHOLDERS.add(ntph);
@ -146,21 +135,21 @@ public class UnifyTypeFactory {
}
}
public static UnifyType convert(JavaTXCompiler compiler, GenericRefType t, Boolean innerType){
public static UnifyType convert(GenericRefType t, Boolean innerType){
return new ReferenceType(t.getParsedName(), true);
}
public static UnifyType convert(JavaTXCompiler compiler, WildcardType t, Boolean innerType){
public static UnifyType convert(WildcardType t, Boolean innerType){
if(t.isExtends())
return new ExtendsType(UnifyTypeFactory.convert(compiler, t.getInnerType(), false));
return new ExtendsType(UnifyTypeFactory.convert(t.getInnerType(), false));
else if(t.isSuper())
return new SuperType(UnifyTypeFactory.convert(compiler, t.getInnerType(), false));
return new SuperType(UnifyTypeFactory.convert(t.getInnerType(), false));
else throw new NotImplementedException();
}
public static ConstraintSet<UnifyPair> convert(JavaTXCompiler compiler, ConstraintSet<Pair> constraints) {
return constraints.map(c -> UnifyTypeFactory.convert(compiler, c));
public static ConstraintSet<UnifyPair> convert(ConstraintSet<Pair> constraints) {
return constraints.map(UnifyTypeFactory::convert);
}
//NEVER USED
@ -171,23 +160,23 @@ public class UnifyTypeFactory {
// return unifyPairConstraint;
//}
public static UnifyPair convert(JavaTXCompiler compiler, Pair p) {
public static UnifyPair convert(Pair p) {
UnifyPair ret = null;
if(p.GetOperator().equals(PairOperator.SMALLERDOT)) {
ret = generateSmallerDotPair(UnifyTypeFactory.convert(compiler, p.TA1, false)
, UnifyTypeFactory.convert(compiler, p.TA2, false), p.getLocation());
ret = generateSmallerDotPair(UnifyTypeFactory.convert(p.TA1, false)
, UnifyTypeFactory.convert(p.TA2, false), p.getLocation());
//return ret;
}else if(p.GetOperator().equals(PairOperator.SMALLERNEQDOT)) {
ret = generateSmallNotEqualDotPair(UnifyTypeFactory.convert(compiler, p.TA1, false)
, UnifyTypeFactory.convert(compiler, p.TA2, false), p.getLocation());
ret = generateSmallNotEqualDotPair(UnifyTypeFactory.convert(p.TA1, false)
, UnifyTypeFactory.convert(p.TA2, false), p.getLocation());
//return ret;
}else if(p.GetOperator().equals(PairOperator.EQUALSDOT)) {
ret = generateEqualDotPair(UnifyTypeFactory.convert(compiler, p.TA1, false)
, UnifyTypeFactory.convert(compiler, p.TA2, false), p.getLocation());
ret = generateEqualDotPair(UnifyTypeFactory.convert(p.TA1, false)
, UnifyTypeFactory.convert(p.TA2, false), p.getLocation());
//return ret;
}else if(p.GetOperator().equals(PairOperator.SMALLER)){
ret = generateSmallerPair(UnifyTypeFactory.convert(compiler, p.TA1, false),
UnifyTypeFactory.convert(compiler, p.TA2, false), p.getLocation());
ret = generateSmallerPair(UnifyTypeFactory.convert(p.TA1, false),
UnifyTypeFactory.convert(p.TA2, false), p.getLocation());
}else throw new NotImplementedException();
UnifyType lhs, rhs;
if (((lhs = ret.getLhsType()) instanceof PlaceholderType)

1
src/main/java/de/dhbwstuttgart/syntaxtree/statement/BinaryExpr.java

@ -17,7 +17,6 @@ public class BinaryExpr extends Expression {
MOD, // Modulo Operator %
AND, // &
OR, // |
XOR, // ^
DIV, // /
LESSTHAN, // <
BIGGERTHAN, // >

18
src/main/java/de/dhbwstuttgart/syntaxtree/statement/Continue.java

@ -1,18 +0,0 @@
package de.dhbwstuttgart.syntaxtree.statement;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import org.antlr.v4.runtime.Token;
public class Continue extends Statement {
public Continue(RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
super(type, offset);
}
@Override
public void accept(StatementVisitor visitor) {
visitor.visit(this);
}
}

4
src/main/java/de/dhbwstuttgart/syntaxtree/statement/FieldVar.java

@ -17,11 +17,13 @@ public class FieldVar extends Expression {
public final String fieldVarName;
public final Expression receiver;
public final boolean isStatic;
public FieldVar(Expression receiver, String fieldVarName, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
public FieldVar(Expression receiver, boolean isStatic, String fieldVarName, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
super(type, offset);
this.fieldVarName = fieldVarName;
this.receiver = receiver;
this.isStatic = isStatic;
}
@Override

6
src/main/java/de/dhbwstuttgart/syntaxtree/statement/MethodCall.java

@ -27,10 +27,10 @@ public class MethodCall extends Statement
public RefTypeOrTPHOrWildcardOrGeneric receiverType;
//sind Tphs, repraesentieren im Resultset die Signatur der aufgerufenen Methoden, letztes Element ist der Returntyp
public final ArrayList<TypePlaceholder> signature;
public final ArrayList<RefTypeOrTPHOrWildcardOrGeneric> signature;
public MethodCall(RefTypeOrTPHOrWildcardOrGeneric retType, Receiver receiver, String methodName, ArgumentList argumentList,
RefTypeOrTPHOrWildcardOrGeneric receiverType, ArrayList<TypePlaceholder> signature, Token offset){
RefTypeOrTPHOrWildcardOrGeneric receiverType, ArrayList<RefTypeOrTPHOrWildcardOrGeneric> signature, Token offset){
super(retType,offset);
this.arglist = argumentList;
this.name = methodName;
@ -40,7 +40,7 @@ public class MethodCall extends Statement
if (signature == null) throw new NullPointerException();
}
public List<TypePlaceholder> signatureArguments() {
public List<RefTypeOrTPHOrWildcardOrGeneric> signatureArguments() {
return signature.subList(0, signature.size() - 1);
}

5
src/main/java/de/dhbwstuttgart/syntaxtree/statement/NewClass.java

@ -11,7 +11,6 @@ import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.assumptions.MethodAssumption;
import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
@ -31,9 +30,9 @@ public class NewClass extends MethodCall
* @param start
*/
public NewClass(RefType newClass, ArgumentList args, RefTypeOrTPHOrWildcardOrGeneric receiverType,
ArrayList<TypePlaceholder> signature, Token start) {
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes, Token start) {
super(newClass, new ExpressionReceiver(new EmptyStmt(start)), newClass.getName().toString(),
args, receiverType, signature, start);
args, receiverType, argTypes, start);
}
@Override

9
src/main/java/de/dhbwstuttgart/syntaxtree/statement/Super.java

@ -3,7 +3,6 @@ package de.dhbwstuttgart.syntaxtree.statement;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.type.Void;
import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
@ -11,12 +10,8 @@ import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceInformation;
import org.antlr.v4.runtime.Token;
import de.dhbwstuttgart.exceptions.NotImplementedException;
public class Super extends Expression {
public Super(Token offset) {
super(TypePlaceholder.fresh(offset), offset);
}
public class Super extends Expression
{
public Super(RefTypeOrTPHOrWildcardOrGeneric type, Token offset)
{
super(type, offset);

5
src/main/java/de/dhbwstuttgart/syntaxtree/statement/SuperCall.java

@ -4,7 +4,6 @@ import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.type.Void;
import org.antlr.v4.runtime.Token;
@ -17,12 +16,12 @@ import java.util.List;
public class SuperCall extends MethodCall
{
public SuperCall(RefTypeOrTPHOrWildcardOrGeneric receiverType,
ArrayList<TypePlaceholder> argTypes, Token offset){
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes, Token offset){
this(new ArgumentList(new ArrayList<Expression>(), offset), receiverType, argTypes, offset);
}
public SuperCall(ArgumentList argumentList, RefTypeOrTPHOrWildcardOrGeneric receiverType,
ArrayList<TypePlaceholder> argTypes, Token offset){
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes, Token offset){
super(new Void(offset), new ExpressionReceiver(new Super(receiverType, offset)), "<init>", argumentList, receiverType, argTypes, offset);
}

24
src/main/java/de/dhbwstuttgart/syntaxtree/statement/Ternary.java

@ -1,24 +0,0 @@
package de.dhbwstuttgart.syntaxtree.statement;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import org.antlr.v4.runtime.Token;
public class Ternary extends Expression {
public final Expression cond;
public final Expression iftrue;
public final Expression iffalse;
public Ternary(RefTypeOrTPHOrWildcardOrGeneric type, Expression cond, Expression iftrue, Expression iffalse, Token offset) {
super(type, offset);
this.cond = cond;
this.iftrue = iftrue;
this.iffalse = iffalse;
}
@Override
public void accept(StatementVisitor visitor) {
visitor.visit(this);
}
}

5
src/main/java/de/dhbwstuttgart/syntaxtree/statement/This.java

@ -8,8 +8,9 @@ import de.dhbwstuttgart.exceptions.NotImplementedException;
public class This extends Expression
{
public This(Token offset) {
super(TypePlaceholder.fresh(offset), offset);
public This(Token offset)
{
super(TypePlaceholder.fresh(offset),offset);
}
public ArgumentList arglist;

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