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modified: src/main/java/de/dhbwstuttgart/bytecode/TPHExtractor.java

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modified:   src/main/java/de/dhbwstuttgart/bytecode/insertGenerics/FamilyOfGeneratedGenerics.java
	modified:   src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/StatementGenerator.java
	modified:   src/main/java/de/dhbwstuttgart/syntaxtree/statement/MethodCall.java
	modified:   src/main/java/de/dhbwstuttgart/syntaxtree/statement/Statement.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/constraints/Constraint.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
	modified:   src/test/java/insertGenerics/TestLocalVarLambda.java
This commit is contained in:
pl@gohorb.ba-horb.de 2021-04-13 10:03:48 +02:00
parent 3363037854
commit be9ee49878
8 changed files with 72 additions and 26 deletions
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6
src/main/java/de/dhbwstuttgart/bytecode/TPHExtractor.java
View File

@ -209,10 +209,12 @@ public class TPHExtractor extends AbstractASTWalker {
csS.getOderConstraints()
.forEach(oConSSet -> { Set<Constraint<Pair>> setCons = new HashSet<>();
oConSSet.forEach(OConS -> { setCons.add(
oConSSet.forEach(OConS -> { Constraint<Pair> newConsPair = new Constraint<Pair>();
newConsPair.isStatement = OConS.isStatement;
setCons.add(
OConS.stream()
.filter(filterUndConstraints)
.collect(Collectors.toCollection(Constraint<Pair>::new)) );
.collect(Collectors.toCollection(() -> newConsPair)) );
} );
ret.addOderConstraint(setCons);} );
return ret;

20
src/main/java/de/dhbwstuttgart/bytecode/insertGenerics/FamilyOfGeneratedGenerics.java
View File

@ -8,6 +8,7 @@ import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
import java.util.*;
import java.util.function.Predicate;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.Pair;
@ -590,8 +591,9 @@ public class FamilyOfGeneratedGenerics {
Iterator<Pair> itExtends2 = extendsSet.iterator();
while(itExtends2.hasNext()) {
Pair pairExtends2 = itExtends2.next();
Set<String> containedVars = new HashSet<>(methodAndTPH.getTphs());
String pairExtends2RHSName = ((TypePlaceholder)((resSet.resolveType((TypePlaceholder)pairExtends2.TA2)).resolvedType)).getName();
Iterator<Pair> itEqual2 = equalSet.iterator();
while (itEqual2.hasNext()) {
boolean transClo = false;
Pair pairEqual2 = itEqual2.next();
@ -635,23 +637,29 @@ public class FamilyOfGeneratedGenerics {
tempSet2.add(pairExtends2);
}
}
else {
containedVars.remove(((TypePlaceholder)newPair2.TA2).getName());
}
}
Set<String> containedVars = new HashSet<>();
String key = ((TypePlaceholder)((resSet.resolveType((TypePlaceholder)pairExtends2.TA2)).resolvedType)).getName();
//String key = ((TypePlaceholder)((resSet.resolveType((TypePlaceholder)pairExtends2.TA2)).resolvedType)).getName();
//TODO: containedVars stimmt noch nicht. Ueberpruefen, ob ggf. mit den containedVars möglicherweise auch die anderen Faelle
// rEqExRtilde isPairInTExTapostrophe abgedeckt sind => ggf. integrieren
/*
posOfTphs.forEach((x,y) -> {
if (y.contains(new PairTphMethod<>(PositionFinder.Position.METHOD, methodAndTPH.getId()))) {
containedVars.add(x);
};
}
);
if (containedVars.stream().filter(v -> tcOfCs.contains(new TPHConstraint(key, v, Relation.EXTENDS)))
*/
if (containedVars.stream().filter(v -> tcOfCs.contains(new TPHConstraint(pairExtends2RHSName, v, Relation.EXTENDS)))
.count() > 0) {
tempSet2.add(pairExtends2);
}
if (posOfTphs.containsKey(key)) {
if (posOfTphs.get(key).contains(new PairTphMethod<>(PositionFinder.Position.METHOD, methodAndTPH.getId()))) {
if (posOfTphs.containsKey(pairExtends2RHSName)) {
if (posOfTphs.get(pairExtends2RHSName).contains(new PairTphMethod<>(PositionFinder.Position.METHOD, methodAndTPH.getId()))) {
tempSet2.add(pairExtends2);
}
}

30
src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/StatementGenerator.java
View File

@ -213,10 +213,10 @@ public class StatementGenerator {
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes = argumentList.getArguments().stream()
.map(x -> TypePlaceholder.fresh(methodInvocationContext.getStart()))
.collect(Collectors.toCollection(ArrayList::new));
MethodCall ret = new MethodCall(//new Void(new NullToken()),
TypePlaceholder.fresh(methodInvocationContext.getStart()),
MethodCall ret = new MethodCall(TypePlaceholder.fresh(methodInvocationContext.getStart()),
getReceiver(receiver), name, argumentList, TypePlaceholder.fresh(methodInvocationContext.getStart()),
argTypes, methodInvocationContext.getStart());
ret.setStatement();
return ret;
}
@ -303,33 +303,45 @@ public class StatementGenerator {
ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes = args.getArguments().stream()
.map(x -> TypePlaceholder.fresh(newExpression.getStart()))
.collect(Collectors.toCollection(ArrayList::new));
return new NewClass(newClass, args, null, argTypes, newExpression.getStart());
Statement ret = new NewClass(newClass, args, null, argTypes, newExpression.getStart());
ret.setStatement();
return ret;
}
private Statement convert(Java8Parser.PreIncrementExpressionContext stmt) {
Expression argument = convert(stmt.unaryExpression());
Token offset = stmt.getStart();
return new UnaryExpr(UnaryExpr.Operation.PREINCREMENT, argument, TypePlaceholder.fresh(offset), offset);
}
Statement ret = new UnaryExpr(UnaryExpr.Operation.PREINCREMENT, argument, TypePlaceholder.fresh(offset), offset);
ret.setStatement();
return ret;
}
private Statement convert(Java8Parser.PreDecrementExpressionContext stmt) {
return new UnaryExpr(UnaryExpr.Operation.PREDECREMENT, convert(stmt.unaryExpression()),
Statement ret = new UnaryExpr(UnaryExpr.Operation.PREDECREMENT, convert(stmt.unaryExpression()),
TypePlaceholder.fresh(stmt.getStart()), stmt.getStart());
ret.setStatement();
return ret;
}
private Statement convert(Java8Parser.PostIncrementExpressionContext stmt) {
return new UnaryExpr(UnaryExpr.Operation.POSTINCREMENT, convert(stmt.postfixExpression()),
Statement ret = new UnaryExpr(UnaryExpr.Operation.POSTINCREMENT, convert(stmt.postfixExpression()),
TypePlaceholder.fresh(stmt.getStart()), stmt.getStart());
ret.setStatement();
return ret;
}
private Statement convert(Java8Parser.PostDecrementExpressionContext stmt) {
return new UnaryExpr(UnaryExpr.Operation.POSTDECREMENT, convert(stmt.postfixExpression()),
Statement ret = new UnaryExpr(UnaryExpr.Operation.POSTDECREMENT, convert(stmt.postfixExpression()),
TypePlaceholder.fresh(stmt.getStart()), stmt.getStart());
ret.setStatement();
return ret;
}
private Statement convert(Java8Parser.AssignmentContext stmt) {
AssignLeftSide leftHandSide = convert(stmt.leftHandSide());
return new Assign(leftHandSide, convert(stmt.expression()), stmt.getStart());
Statement ret = new Assign(leftHandSide, convert(stmt.expression()), stmt.getStart());
ret.setStatement();
return ret;
}
private AssignLeftSide convert(Java8Parser.LeftHandSideContext leftHandSide) {

5
src/main/java/de/dhbwstuttgart/syntaxtree/statement/MethodCall.java
View File

@ -24,13 +24,9 @@ public class MethodCall extends Statement
public final ArgumentList arglist;
/*
* noetig fuer Bytecodegenerierung
*/
public RefTypeOrTPHOrWildcardOrGeneric receiverType;
public final ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes;
public MethodCall(RefTypeOrTPHOrWildcardOrGeneric retType, Receiver receiver, String methodName, ArgumentList argumentList,
RefTypeOrTPHOrWildcardOrGeneric receiverType, ArrayList<RefTypeOrTPHOrWildcardOrGeneric> argTypes, Token offset){
super(retType,offset);
@ -40,6 +36,7 @@ public class MethodCall extends Statement
this.receiverType = receiverType;
this.argTypes = argTypes;
}
@Override
public void accept(StatementVisitor visitor) {

11
src/main/java/de/dhbwstuttgart/syntaxtree/statement/Statement.java
View File

@ -6,11 +6,20 @@ import org.antlr.v4.runtime.Token;
public abstract class Statement extends Expression
{
/* zeigt an, dass eine StatementExpression als Statement benutzt wird
*/
private boolean isStatement = false;
public Statement(RefTypeOrTPHOrWildcardOrGeneric type, Token offset)
{
super(type, offset);
}
public void setStatement() {
isStatement=true;
}
public boolean getStatement() {
return isStatement;
}
}

8
src/main/java/de/dhbwstuttgart/typeinference/constraints/Constraint.java
View File

@ -9,6 +9,12 @@ import java.util.Set;
public class Constraint<A> extends HashSet<A> {
private static final long serialVersionUID = 1L;
private Boolean isInherited = false;//wird nur für die Method-Constraints benoetigt
/* es darf kein Constraint für den Return-Type erstellt werden, sonst gibt
* es Probleme beim Generated Generics
*/
public boolean isStatement = false;
private Constraint<A> extendConstraint = null;
public Constraint() {
@ -41,7 +47,7 @@ public class Constraint<A> extends HashSet<A> {
}
public String toString() {
return super.toString() + " isInherited = " + isInherited
return super.toString() + "\nisInherited = " + isInherited + "\nisStatement = " + isStatement
//" + extendsContraint: " + (extendConstraint != null ? extendConstraint.toStringBase() : "null" )
+ "\n" ;
}

8
src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
View File

@ -11,6 +11,7 @@ import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
import de.dhbwstuttgart.syntaxtree.statement.*;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.syntaxtree.type.Void;
import de.dhbwstuttgart.typeinference.assumptions.FieldAssumption;
import de.dhbwstuttgart.typeinference.assumptions.FunNClass;
import de.dhbwstuttgart.typeinference.assumptions.MethodAssumption;
@ -180,6 +181,7 @@ public class TYPEStmt implements StatementVisitor{
? new Pair(x.TA1, new ExtendsWildcardType(x.TA2, x.TA2.getOffset()), PairOperator.EQUALSDOT)
: x)
.collect(Collectors.toCollection(() -> new Constraint<Pair>(oneMethodConstraint.isInherited())));
extendsOneMethodConstraint.isStatement = oneMethodConstraint.isStatement;
oneMethodConstraint.setExtendConstraint(extendsOneMethodConstraint);
extendsOneMethodConstraint.setExtendConstraint(oneMethodConstraint);
methodConstraints.add(extendsOneMethodConstraint);
@ -594,9 +596,11 @@ public class TYPEStmt implements StatementVisitor{
//methodConstraint.add(new Pair(forMethod.receiverType, retType,
// PairOperator.EQUALSDOT));
//Fuer Bytecodegenerierung PL 2020-03-09 wird derzeit nicht benutzt ENDE
methodConstraint.isStatement = forMethod.getStatement();
methodConstraint.add(new Pair(assumption.getReturnType(resolver), forMethod.getType(),
PairOperator.EQUALSDOT));
PairOperator.EQUALSDOT));
methodConstraint.addAll(generateParameterConstraints(forMethod, assumption, info, resolver));
return methodConstraint;
}

10
src/test/java/insertGenerics/TestLocalVarLambda.java
View File

@ -76,7 +76,15 @@ public class TestLocalVarLambda {
lmc.add(new MethodConstraint("SY", "java/lang/Object", Relation.EXTENDS));
methodConstraintsWithPositionTest.put("TPH DIUm(TPH O)", lmc);
}
else {
else if (fogg.allConstraints.contains((new MethodConstraint("O", "DIV", Relation.EXTENDS)))) {
lmc.add(new MethodConstraint("O", "DIV", Relation.EXTENDS));
lmc.add(new MethodConstraint("N", "java/lang/Object", Relation.EXTENDS));
lmc.add(new MethodConstraint("DIV", "N", Relation.EXTENDS));
lmc.add(new MethodConstraint("SY", "java/lang/Object", Relation.EXTENDS));
methodConstraintsWithPositionTest.put("TPH Nm(TPH O)", lmc);
}
else
{
lmc.add(new MethodConstraint("O", "DIU", Relation.EXTENDS));
lmc.add(new MethodConstraint("N", "java/lang/Object", Relation.EXTENDS));
lmc.add(new MethodConstraint("DIU", "N", Relation.EXTENDS));