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modified: src/main/java/de/dhbwstuttgart/bytecode/insertGenerics/FamilyOfGeneratedGenerics.java

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new file:   src/main/java/de/dhbwstuttgart/bytecode/insertGenerics/PairTphMethod.java
	modified:   src/main/java/de/dhbwstuttgart/bytecode/insertGenerics/PositionFinder.java
	modified:   src/test/java/insertGenerics/FamilyOfGeneratedGenericsTest.java
This commit is contained in:
AluAli 2020-12-04 13:17:31 +01:00
parent c0c24eed3b
commit f7101da621
4 changed files with 77 additions and 22 deletions
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17
src/main/java/de/dhbwstuttgart/bytecode/insertGenerics/FamilyOfGeneratedGenerics.java
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@ -3,6 +3,7 @@ package de.dhbwstuttgart.bytecode.insertGenerics;
import de.dhbwstuttgart.bytecode.TPHExtractor;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
import java.util.ArrayList;
import java.util.HashMap;
@ -10,11 +11,11 @@ import java.util.List;
public class FamilyOfGeneratedGenerics {
public List<TPHConstraint> allConstraints = new ArrayList<>();
public HashMap<String, PositionFinder.Position> posOfTPHs = new HashMap<>();
public HashMap<String, PairTphMethod<PositionFinder.Position, String>> posOfTPHs = new HashMap<>();
public FamilyOfGeneratedGenerics(TPHExtractor tphExtractor) {
this.allConstraints = tphExtractor.allCons;
this.posOfTPHs = positionConverter(tphExtractor.allTPHS);
this.posOfTPHs = positionConverter(tphExtractor.allTPHS, tphExtractor.ListOfMethodsAndTph);
}
public static List<ClassConstraint> getClassConstraints(List<TPHConstraint> cs, HashMap<String, PositionFinder.Position> posOfTphs) { //Inputparameter List<TPHConstraint> constraintsSet weg
@ -232,13 +233,17 @@ public class FamilyOfGeneratedGenerics {
}
public static HashMap<String, PositionFinder.Position> positionConverter(HashMap<String, Boolean> allTphs) {
HashMap<String, PositionFinder.Position> convertedPositions = new HashMap<>();
public static HashMap<String, PairTphMethod<PositionFinder.Position, String>> positionConverter(HashMap<String, Boolean> allTphs, List<MethodAndTPH> listOfMethodsAndTphs) {
HashMap<String, PairTphMethod<PositionFinder.Position, String>> convertedPositions = new HashMap<>();
for(String tph: allTphs.keySet()) {
if(allTphs.get(tph)) { //if true, then tph is a method-TPH
convertedPositions.put(tph, PositionFinder.Position.METHOD);
for(MethodAndTPH methTph: listOfMethodsAndTphs) {
if (methTph.getTphs().contains(tph)) {
convertedPositions.put(tph, new PairTphMethod<>(PositionFinder.Position.METHOD, methTph.getId()));
}
}
} else { // else it is in the class-TPH
convertedPositions.put(tph, PositionFinder.Position.FIELD);
convertedPositions.put(tph, new PairTphMethod<>(PositionFinder.Position.FIELD, null));
}
}
return convertedPositions;

43
src/main/java/de/dhbwstuttgart/bytecode/insertGenerics/PairTphMethod.java Normal file
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@ -0,0 +1,43 @@
package de.dhbwstuttgart.bytecode.insertGenerics;
import java.util.Objects;
/** A generic class for pairs.
*
* <p><b>This is NOT part of any supported API.
* If you write code that depends on this, you do so at your own risk.
* This code and its internal interfaces are subject to change or
* deletion without notice.</b>
*/
public class PairTphMethod<A, B> {
public final A fst;
public final B snd;
public PairTphMethod(A fst, B snd) {
this.fst = fst;
this.snd = snd;
}
public String toString() {
return "PairTphMethod[" + fst + "," + snd + "]";
}
public boolean equals(Object other) {
return
other instanceof PairTphMethod<?,?> &&
Objects.equals(fst, ((PairTphMethod<?,?>)other).fst) &&
Objects.equals(snd, ((PairTphMethod<?,?>)other).snd);
}
public int hashCode() {
if (fst == null) return (snd == null) ? 0 : snd.hashCode() + 1;
else if (snd == null) return fst.hashCode() + 2;
else return fst.hashCode() * 17 + snd.hashCode();
}
public static <A,B> PairTphMethod<A,B> of(A a, B b) {
return new PairTphMethod<>(a,b);
}
}

21
src/main/java/de/dhbwstuttgart/bytecode/insertGenerics/PositionFinder.java
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@ -7,15 +7,16 @@ import java.util.HashMap;
import java.util.Set;
public class PositionFinder{
static HashMap<String, Position> posOfTphs = new HashMap<String, Position>();
static HashMap<String, PairTphMethod<Position, String>> posOfTphs = new HashMap<String, PairTphMethod<Position, String>>();
static PairTphMethod<Position, String> whichMethod; // gibt an, in welcher Methode sich TPH befindet (Position.METHOD, id_of_method)
public enum Position{
METHOD,
CONSTRUCTOR,
FIELD
}
public static HashMap<String, Position> getPositionOfTPH(SourceFile sf, Set<String> tphs) {
public static HashMap<String, PairTphMethod<Position, String>> getPositionOfTPH(SourceFile sf, Set<String> tphs) {
new Walker().visit(sf);
for (String tph: posOfTphs.keySet()) {
@ -24,16 +25,16 @@ public class PositionFinder{
return null;
}
public static void putPositionInMethod(String tph) {
posOfTphs.put(tph, Position.METHOD);
public static void putPositionInMethod(String tph, String methodId) {
posOfTphs.put(tph, new PairTphMethod<>(Position.METHOD, methodId));
}
public static void putPositionInField(String tph) {
posOfTphs.put(tph, Position.FIELD);
posOfTphs.put(tph, new PairTphMethod<>(Position.FIELD, null));
}
public static void putPositionInConstructor(String tph) {
posOfTphs.put(tph, Position.CONSTRUCTOR);
public static void putPositionInConstructor(String tph, String id) {
posOfTphs.put(tph, new PairTphMethod<>(Position.CONSTRUCTOR, id));
}
@ -46,9 +47,11 @@ public class PositionFinder{
public void visit(TypePlaceholder tph) {
if (inMethod) {
if (inConstructor) {
putPositionInConstructor(tph.getName());
// System.out.println(tph);
// putPositionInConstructor(tph.getName(),);
}
putPositionInMethod(tph.getName());
// System.out.println(tph);
// putPositionInMethod(tph.getName(),);
} else {
putPositionInField(tph.getName());
}

18
src/test/java/insertGenerics/FamilyOfGeneratedGenericsTest.java
View File

@ -1,10 +1,8 @@
package insertGenerics;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.insertGenerics.ClassConstraint;
import de.dhbwstuttgart.bytecode.insertGenerics.FamilyOfGeneratedGenerics;
import de.dhbwstuttgart.bytecode.insertGenerics.MethodConstraint;
import de.dhbwstuttgart.bytecode.insertGenerics.PositionFinder;
import de.dhbwstuttgart.bytecode.insertGenerics.*;
import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
import junit.framework.TestCase;
import java.util.ArrayList;
@ -154,13 +152,19 @@ public class FamilyOfGeneratedGenericsTest extends TestCase {
public void testPositionConverter() {
HashMap<String, Boolean> allTphsOld = new HashMap<>();
List<MethodAndTPH> listOfMethodsAndTphs = new ArrayList<>();
allTphsOld.put("A", true);
allTphsOld.put("B", false);
HashMap<String, PositionFinder.Position> allTphsNew = FamilyOfGeneratedGenerics.positionConverter(allTphsOld);
listOfMethodsAndTphs.add(new MethodAndTPH("bla"));
listOfMethodsAndTphs.add(new MethodAndTPH("blubb"));
HashMap<String, PairTphMethod<PositionFinder.Position, String>> allTphsNew = FamilyOfGeneratedGenerics.positionConverter(allTphsOld, listOfMethodsAndTphs);
System.out.println(allTphsNew);
assertTrue(allTphsNew.get("A").equals(PositionFinder.Position.METHOD));
assertTrue(allTphsNew.get("B").equals(PositionFinder.Position.FIELD));
assertTrue(allTphsNew.get("A").fst.equals(PositionFinder.Position.METHOD));
assertTrue(allTphsNew.get("B").fst.equals(PositionFinder.Position.FIELD));
}