Merge branch 'bytecodeGenerics' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecodeGenerics

src/main/java/de/dhbwstuttgart/bytecode/gGenericsAli/ClassConstraint.java

@@ -3,7 +3,13 @@ package de.dhbwstuttgart.bytecode.gGenericsAli;
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
 
 public class ClassConstraint extends TPHConstraint {
+    private TPHConstraint constraint;
+
     public ClassConstraint(String left, String right, Relation rel) {
         super(left, right, rel);
     }
+    //besser?
+    /*public ClassConstraint(TPHConstraint constraint) {
+        this.constraint = constraint;
+    }*/
 }

src/main/java/de/dhbwstuttgart/bytecode/gGenericsAli/FamilyOfGeneratedGenerics.java

@@ -3,76 +3,77 @@ package de.dhbwstuttgart.bytecode.gGenericsAli;
 import de.dhbwstuttgart.bytecode.TPHExtractor;
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
+import de.dhbwstuttgart.syntaxtree.AbstractASTWalker;
+import de.dhbwstuttgart.syntaxtree.SourceFile;
+import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 
 public class FamilyOfGeneratedGenerics {
-    public List<TPHConstraint> cs;
-    public List<ClassConstraint> cs_cl;
-    public List<MethodConstraint> cs_m;
 
-    public FamilyOfGeneratedGenerics(TPHExtractor tphExtractor) {
+    public static List<ClassConstraint> getClassConstraints(List<TPHConstraint> cs, HashMap<String, PositionFinder.Position> posOfTphs) { //Inputparameter List<TPHConstraint> constraintsSet weg
-        cs = (List<TPHConstraint>) tphExtractor.allCons;
+        List<ClassConstraint> cs_cl = new ArrayList<>();
-        cs_cl = new ArrayList<ClassConstraint>();
+        System.out.println("0: " + cs_cl);
-        cs_m = new ArrayList<MethodConstraint>();
+        List<ClassConstraint> classConstraints1 = typeOfANodeOfAField(cs, cs_cl, posOfTphs);
-    }
-
-//    public List<ClassConstraint,MethodConstraint> getFamilyOfGeneratedGenerics(){
-//
-//    }
-
-    public void addConstraintToClassConstraint() { //Inputparameter List<TPHConstraint> constraintsSet weg
-        List<ClassConstraint> classConstraints1 = typeOfANodeOfAField(cs);
         cs_cl.addAll(classConstraints1);
+        System.out.println("1: " + cs_cl);
         List<ClassConstraint> classConstraints2 = transitiveSubtypeForClassTypes(cs, cs_cl); // in Klammer classConstraints1 oder constraintsSet? beides eher
         cs_cl.addAll(classConstraints2);
-        List<ClassConstraint> classConstraints3 = hasNoSupertypeForClassTypes(cs, cs_cl);
+        System.out.println("2: " + cs_cl);
+        List<ClassConstraint> classConstraints3 = hasNoSupertypeForClassTypes(cs, cs_cl, posOfTphs);
         cs_cl.addAll(classConstraints3);
+        System.out.println("3: " + cs_cl);
+
+        return cs_cl;
     }
 
-    public void addConstraintToMethodConstraint(List<TPHConstraint> constraintsSet) {
+    public static List<MethodConstraint> getMethodConstraints(List<TPHConstraint> constraintsSet) {
         //TODO: Regeln
+        List<MethodConstraint> cs_m = new ArrayList<>();
 //        for(TPHConstraint cons: constraintsSet){
 //
 //        cs_m =
 //        }
-
+        return null;
     }
 
     /**
      * Def. FGG: erste Zeile von cs_cl
      * {T < .T' | T is a type variable in a type of a node of a field}
      */
-    public List<ClassConstraint> typeOfANodeOfAField(List<TPHConstraint> cs) {
+    public static List<ClassConstraint> typeOfANodeOfAField(List<TPHConstraint> allConstraints, List<ClassConstraint> cs_cl, HashMap<String, PositionFinder.Position> posOfTphs) {
-        //TODO:
+        List<ClassConstraint> tempCC= new ArrayList<>();
-        for(TPHConstraint cons: cs){
+        for(TPHConstraint allCons: allConstraints){
-            System.out.println(cons);
+            if(posOfTphs.containsKey(allCons.getLeft()) && allCons.getRight()!=null && allCons.getRel()==Relation.EXTENDS) {
-            System.out.println("++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++");
+                for(String tph: posOfTphs.keySet()) {
-            if(cons.getRight()!=null && cons.getRel()==Relation.EXTENDS) {
+                    if(tph == allCons.getLeft() && posOfTphs.get(tph) == PositionFinder.Position.FIELD) {
-                cs_cl.add(new ClassConstraint(cons.getLeft(), cons.getRight(),cons.getRel()));
+                        tempCC.add(new ClassConstraint(allCons.getLeft(), allCons.getRight(), allCons.getRel()));
                     }
                 }
-        System.out.println(cs_cl);
+            }
-        System.out.println("++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++");
+        }
-        return cs_cl;
+        return tempCC;
     }
 
     /**
      * Def. FGG: zweite Zeile von cs_cl
      * {T' <. T'' | \exists T: (T <. T') \in cs_cl, (T' <. T'') \in cs }
      */
-    public List<ClassConstraint> transitiveSubtypeForClassTypes(List<TPHConstraint> allConstraints, List<ClassConstraint> classConstraints) {
+    public static List<ClassConstraint> transitiveSubtypeForClassTypes(List<TPHConstraint> allConstraints, List<ClassConstraint> cs_cl) {
         //TODO:
-        for(ClassConstraint cCons: classConstraints) {
+        List<ClassConstraint> tempCC= new ArrayList<>();
-            for(TPHConstraint allCons: allConstraints)
+        for(ClassConstraint cCons: cs_cl) {
-//            if(tphExtractor.containsConstraint(allConstraints, cCons)) {
+            if(cCons.getLeft() != null && cCons.getRel()==Relation.EXTENDS) {
-//            }
+                for(TPHConstraint allCons: allConstraints) {
-            if(cCons.getRight() == allCons.getLeft()){
+                    if(cCons.getRight() == allCons.getLeft() && allCons.getRight() != null && allCons.getRel()==Relation.EXTENDS){
-
+                        tempCC.add(new ClassConstraint(allCons.getLeft(), allCons.getRight(), allCons.getRel()));
                     }
                 }
-        return cs_cl;
+            }
+        }
+        return tempCC;
     }
 
     /**
@@ -80,56 +81,83 @@ public class FamilyOfGeneratedGenerics {
      * {T <. Object | ((T is a type variable in a type of a node of a field
      *                  or (\exists T~: (T~ <. T) \in cs_cl)) and (\existsnot T': T <. T') \in cs)}
      */
-    public List<ClassConstraint> hasNoSupertypeForClassTypes(List<TPHConstraint> allConstraints, List<ClassConstraint> classConstraints) {
+    public static List<ClassConstraint> hasNoSupertypeForClassTypes(List<TPHConstraint> allConstraints, List<ClassConstraint> cs_cl, HashMap<String, PositionFinder.Position> posOfTphs) {
         //TODO:
-        return cs_cl;
+        List<ClassConstraint> tempCC= new ArrayList<>();
+        for(TPHConstraint allCons: allConstraints) {
+            for(ClassConstraint cCons: cs_cl) {
+                for(String tph: posOfTphs.keySet()) {
+                    System.out.println("cCons: " + cCons);
+                    if( (posOfTphs.get(tph) == PositionFinder.Position.FIELD) ||
+                            (posOfTphs.containsKey(cCons.getLeft()) && cCons.getRight() != null) &&
+                                    allCons.getRight() == null &&
+                                    allCons.getRel()==Relation.EXTENDS && cCons.getRel()==Relation.EXTENDS) {
+                        System.out.println("C3: " + allCons);
+                        tempCC.add(new ClassConstraint(allCons.getLeft(), "Object", Relation.EXTENDS));
                     }
+                }
+            }
+        }
+        return tempCC;
+    }
+/*
 
 
+    */
 /**
      * Def. FGG: erste Zeile von cs_m
      * {T < .T' | T is a type variable in a type of the method/constructor m in cl_\sigma, (T <. T') \in cs}
-     */
+     *//*
+
     public List<MethodConstraint> typeOfTheMethodInClSigma() { // cl_\sigma??
         //TODO:
         return cs_m;
     }
 
+    */
 /**
      * Def. FGG: zweite Zeile von cs_m
      * {R' <. S | (R <. R'), (S <. S') \in cs_m and (R',S) is in the transitive closure of cs}
-     */
+     *//*
+
     public List<MethodConstraint> firstTransitiveSubtypeForMethodTypes() { //transitive closure of cs
         //TODO:
         return cs_m;
     }
 
+    */
 /**
      * Def. FGG: dritte Zeile von cs_m
      * {R' <. S | (R <. R') \in cs_m, (S <. S') \in cs_cl and (R',S) is in the transitive closure of cs}
-     */
+     *//*
+
     public List<MethodConstraint> secondTransitiveSubtypeForMethodTypes() {
         //TODO:
         return cs_m;
     }
 
+    */
 /**
      * Def. FGG: vierte Zeile von cs_m
      * {T <. Object | (T is a type variable in a type of a node of the method/constructor m in cl_\sigma),
      *                  (\existsnot T': T <. T') \in cs)}
-     */
+     *//*
+
     public List<MethodConstraint> hasNoSupertypeForMethodTypes() {
         //TODO:
         return cs_m;
     }
 
+    */
 /**
      * nimm die Menge cs_cl aus cs_m raus
-     */
+     *//*
+
     public List<MethodConstraint> methodTypesWithoutClassTypes() {
         //TODO:
         return cs_m;
     }
+*/
 
 
 
@@ -145,5 +173,4 @@ public class FamilyOfGeneratedGenerics {
     }
 */
 
-
 }

src/main/java/de/dhbwstuttgart/bytecode/gGenericsAli/PositionFinder.java

@@ -0,0 +1,76 @@
+package de.dhbwstuttgart.bytecode.gGenericsAli;
+
+import de.dhbwstuttgart.bytecode.TPHExtractor;
+import de.dhbwstuttgart.syntaxtree.*;
+import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
+
+import java.util.HashMap;
+import java.util.Set;
+
+public class PositionFinder{
+    static HashMap<String, Position> posOfTphs = new HashMap<String, Position>();
+
+    public enum Position{
+        METHOD,
+        CONSTRUCTOR,
+        FIELD
+    }
+
+    public static HashMap<String, Position> getPositionOfTPH(SourceFile sf, Set<String> tphs)  {
+
+        new Walker().visit(sf);
+        for (String tph: posOfTphs.keySet()) {
+            System.out.println(tph + " " + posOfTphs.get(tph));
+        }
+
+        return null;
+    }
+    public static void putPositionInMethod(String tph) {
+        posOfTphs.put(tph, Position.METHOD);
+    }
+
+    public static void putPositionInField(String tph) {
+        posOfTphs.put(tph, Position.FIELD);
+    }
+
+    public static void putPositionInConstructor(String tph) {
+        posOfTphs.put(tph, Position.CONSTRUCTOR);
+    }
+
+
+
+    static class Walker extends AbstractASTWalker{
+        Boolean inMethod = false;
+        Boolean inConstructor = false;
+
+        @Override
+        public void visit(TypePlaceholder tph) {
+            if (inMethod) {
+                if (inConstructor) {
+                    putPositionInConstructor(tph.getName());
+                }
+                putPositionInMethod(tph.getName());
+            } else {
+                putPositionInField(tph.getName());
+            }
+        }
+
+        @Override
+        public void visit(Field field) {
+            super.visit(field);
+        }
+
+        @Override
+        public void visit(Method method) {
+            inMethod = true;
+            super.visit(method);
+        }
+
+        @Override
+        public void visit(Constructor cons) {
+            inConstructor = true;
+            super.visit(cons);
+        }
+    }
+
+}

src/main/java/de/dhbwstuttgart/bytecode/genericsGenerator/GeneratedGenericsFinder.java

@@ -135,8 +135,8 @@ public class GeneratedGenericsFinder implements ASTVisitor {
 			classOrInterface.accept(tphExtractor);
 			//PL 2020-10-16: Ab hier GGenerics implementieren durch Ali
 			//Rueckgabe an generatedGenericsForSF
-			fogg = new FamilyOfGeneratedGenerics(tphExtractor);
+//			fogg = new FamilyOfGeneratedGenerics(tphExtractor);
-			fogg.addConstraintToClassConstraint();
+//			fogg.getClassConstraints();
 			
 			tphsClass = tphExtractor.tphsClass;
 			simplifiedConstraints = GenericsGenerator.simplifyConstraints(tphExtractor, tphsClass);

src/test/java/constraintSimplify/FamilyOfGenerics.java

@@ -1,13 +1,20 @@
 package constraintSimplify;
 
+import de.dhbwstuttgart.bytecode.TPHExtractor;
+import de.dhbwstuttgart.bytecode.gGenericsAli.FamilyOfGeneratedGenerics;
+import de.dhbwstuttgart.bytecode.gGenericsAli.PositionFinder;
+import de.dhbwstuttgart.bytecode.genericsGenerator.GeneratedGenericsFinder;
 import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.parser.NullToken;
 import de.dhbwstuttgart.parser.scope.JavaClassName;
 import de.dhbwstuttgart.syntaxtree.*;
 import de.dhbwstuttgart.syntaxtree.statement.Block;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
+import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
+import de.dhbwstuttgart.typeinference.result.ResultSet;
 import org.antlr.v4.runtime.Token;
+import org.junit.Assert;
 import org.junit.Test;
 
 import java.io.File;
@@ -24,7 +31,11 @@ public class FamilyOfGenerics {
 	
 	@Test
 	public void generateBC() throws Exception {
-
+		SourceFile sf = generateAST();
+		PositionFinder.getPositionOfTPH(sf, null);
+		TPHExtractor tphExtractor = new TPHExtractor();
+		List<ResultSet> results = new ArrayList<ResultSet>();
+		GeneratedGenericsFinder generatedGenericsFinder = new GeneratedGenericsFinder(sf, results);
 	}
 
 	public static SourceFile generateAST(){
@@ -32,7 +43,9 @@ public class FamilyOfGenerics {
 		ArrayList<Field> fields = new ArrayList<>();
 		ArrayList<Method> methods = new ArrayList<>();
 
-		methods.add(generateMethod());
+		fields.add(generateField("fld1"));
+		String[] paramNames = {"a"};
+		methods.add(generateMethod("testMethode", paramNames));
 
 		classes.add(new ClassOrInterface(Modifier.PUBLIC, new JavaClassName("Test"), fields, Optional.empty(), methods,
 				new ArrayList<>(), generateEmptyGenericDeclList(),
@@ -42,16 +55,23 @@ public class FamilyOfGenerics {
 		return new SourceFile("Test.jav", classes, new HashSet<>());
 	}
 
-	public static Method generateMethod(){
+	public static Method generateMethod(String methodName, String[] paramNames){
 		ArrayList<FormalParameter> parameters = new ArrayList<>();
-		FormalParameter fp = new FormalParameter("param1", TypePlaceholder.fresh(new NullToken()), new NullToken());
+		for(String str: paramNames) {
+			FormalParameter fp = new FormalParameter(str, TypePlaceholder.fresh(new NullToken()), new NullToken());
 			parameters.add(fp);
+
+		}
 		ParameterList parameterList = new ParameterList(parameters, new NullToken());
-		return new Method(Modifier.PUBLIC, "testMethode", TypePlaceholder.fresh(new NullToken()), parameterList,
+		return new Method(Modifier.PUBLIC, methodName, TypePlaceholder.fresh(new NullToken()), parameterList,
 				new Block(new ArrayList<>(), new NullToken()), generateEmptyGenericDeclList(), new NullToken());
 	}
 
 	public static GenericDeclarationList generateEmptyGenericDeclList(){
 		return new GenericDeclarationList(new ArrayList<>(), new NullToken());
 	}
+
+	public static Field generateField(String fieldName) {
+		return new Field(fieldName, TypePlaceholder.fresh(new NullToken()), Modifier.PUBLIC, new NullToken());
+	}
 }

src/test/java/insertGenerics/TestExample42.java

@@ -0,0 +1,47 @@
+package insertGenerics;
+
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
+import de.dhbwstuttgart.bytecode.gGenericsAli.ClassConstraint;
+import de.dhbwstuttgart.bytecode.gGenericsAli.FamilyOfGeneratedGenerics;
+import de.dhbwstuttgart.bytecode.gGenericsAli.PositionFinder;
+import org.junit.Test;
+import static org.junit.Assert.assertEquals;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+public class TestExample42 {
+    public List<TPHConstraint> fillConstraintsList() {
+        List<TPHConstraint> cs = new ArrayList<>();
+        cs.add(new TPHConstraint("M", "N", Relation.EXTENDS));
+        cs.add(new TPHConstraint("N", "Z", Relation.EXTENDS));
+        cs.add(new TPHConstraint("Q", "K", Relation.EXTENDS));
+        cs.add(new TPHConstraint("K", "P", Relation.EXTENDS));
+        cs.add(new TPHConstraint("W", "M", Relation.EXTENDS));
+        cs.add(new TPHConstraint("Z", "V", Relation.EXTENDS));
+        return cs;
+    }
+
+    public HashMap<String, PositionFinder.Position> fillPosOfTphs() {
+        HashMap<String, PositionFinder.Position> posOfTphs = new HashMap<>();
+        posOfTphs.put("K", PositionFinder.Position.FIELD);
+        posOfTphs.put("L", PositionFinder.Position.METHOD);
+        posOfTphs.put("M", PositionFinder.Position.METHOD);
+        posOfTphs.put("N", PositionFinder.Position.METHOD);
+        posOfTphs.put("P", PositionFinder.Position.METHOD);
+        posOfTphs.put("Q", PositionFinder.Position.METHOD);
+        posOfTphs.put("U", PositionFinder.Position.METHOD);
+        posOfTphs.put("V", PositionFinder.Position.METHOD);
+        posOfTphs.put("W", PositionFinder.Position.METHOD);
+        posOfTphs.put("Z", PositionFinder.Position.METHOD);
+        return posOfTphs;
+    }
+
+    @Test
+    public void genericTest() {
+        List<ClassConstraint> classConstraints = FamilyOfGeneratedGenerics.getClassConstraints(fillConstraintsList(),fillPosOfTphs());
+        System.out.println(classConstraints);
+    }
+}