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This commit is contained in:
Andreas Stadelmeier 2018-04-18 15:08:37 +02:00
commit 4450f5c0cd
129 changed files with 3550 additions and 1051 deletions
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28
pom.xml
View File

@ -43,6 +43,12 @@
<artifactId>asm-all</artifactId>
<version>[4.0.0,)</version>
</dependency>
<!--
<dependency>
<groupId>org.bitbucket.mstrobel</groupId>
<artifactId>procyon-reflection</artifactId>
<version>[0.5.32,)</version>
</dependency> -->
</dependencies>
<build>
@ -66,12 +72,24 @@
<configuration>
<sourceDirectory>src/de/dhbwstuttgart/parser/antlr/</sourceDirectory>
<outputDirectory>src/de/dhbwstuttgart/parser/antlr/</outputDirectory>
<arguments> <argument>-package</argument> <argument>de.dhbwstuttgart.parser.antlr</argument> </arguments>
</configuration>
</execution>
<execution>
<id>aspParser</id>
<goals>
<goal>antlr4</goal>
</goals>
<configuration>
<sourceDirectory>src/de/dhbwstuttgart/sat/asp/parser/antlr/</sourceDirectory>
<outputDirectory>src/de/dhbwstuttgart/sat/asp/parser/antlr/</outputDirectory>
<arguments>
<argument>-package</argument>
<argument>de.dhbwstuttgart.parser.antlr</argument>
<argument>de.dhbwstuttgart.sat.asp.parser.antlr</argument>
</arguments>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
@ -126,6 +144,14 @@
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>8</source>
<target>8</target>
</configuration>
</plugin>
</plugins>
</build>
<pluginRepositories>

67
src/de/dhbwstuttgart/bytecode/BytecodeGen.java
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@ -10,6 +10,10 @@ import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorToString;
import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
import de.dhbwstuttgart.bytecode.signature.Signature;
import de.dhbwstuttgart.bytecode.signature.TypeToString;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.statement.Literal;
@ -51,9 +55,9 @@ public class BytecodeGen implements ASTVisitor {
@Override
public void visit(SourceFile sourceFile) {
for(ClassOrInterface cl : sourceFile.getClasses()) {
System.out.println("in Class: " + cl.getClassName().toString());
BytecodeGen classGen = new BytecodeGen(classFiles, resultSet);
cl.accept(classGen);
System.out.println("In CLASS: "+(cl.getClassName().toString()));
classGen.writeClass(cl.getClassName().toString());
}
}
@ -79,9 +83,10 @@ public class BytecodeGen implements ASTVisitor {
public void visit(ClassOrInterface classOrInterface) {
className = classOrInterface.getClassName().toString();
isInterface = (classOrInterface.getModifiers()&512)==512;
System.out.println("IS Interface = "+"modifiers= "+classOrInterface.getModifiers()+" ->"+(classOrInterface.getModifiers()&512) + isInterface);
cw.visitSource(className +".jav", null);
isInterface = (classOrInterface.getModifiers()&512)==512;
int acc = isInterface?classOrInterface.getModifiers()+Opcodes.ACC_ABSTRACT:classOrInterface.getModifiers()+Opcodes.ACC_SUPER;
String sig = null;
/* if class has generics then creates signature
@ -90,8 +95,6 @@ public class BytecodeGen implements ASTVisitor {
*/
if(classOrInterface.getGenerics().iterator().hasNext()) {
Signature signature = new Signature(classOrInterface, genericsAndBounds);
System.out.println(signature.toString());
sig = signature.toString();
}
// needs implemented Interfaces?
@ -100,8 +103,6 @@ public class BytecodeGen implements ASTVisitor {
// for each field in the class
for(Field f : classOrInterface.getFieldDecl()) {
System.out.println("get Fields");
System.out.println(f.getName());
f.accept(this);
}
@ -112,7 +113,6 @@ public class BytecodeGen implements ASTVisitor {
for(Method m : classOrInterface.getMethods()) {
m.accept(this);
}
cw.visitSource(classOrInterface.getClassName().toString()+".jav", null);
}
@Override
@ -121,24 +121,25 @@ public class BytecodeGen implements ASTVisitor {
String desc = null;
boolean hasGen = false;
for(String paramName : methodParamsAndTypes.keySet()) {
genericsAndBounds.containsKey(paramName);
hasGen = true;
String typeOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToDescriptor());
if(genericsAndBounds.containsKey(typeOfParam)) {
hasGen = true;
break;
}
}
String sig = null;
if(hasGen) {
System.out.println("IM IN CONST HAS Gens");
Signature signature = new Signature(field, genericsAndBounds,methodParamsAndTypes);
sig = signature.toString();
System.out.println(sig);
}
NormalConstructor constructor = new NormalConstructor(field,genericsAndBounds,hasGen);
desc = constructor.accept(new DescriptorToString(resultSet));
MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", desc, sig, null);
mv.visitCode();
System.out.println("-----Constructor-----");
BytecodeGenMethod gen = new BytecodeGenMethod(className,resultSet,field, mv,paramsAndLocals,cw,
genericsAndBoundsMethod,genericsAndBounds,isInterface);
genericsAndBoundsMethod,genericsAndBounds,isInterface,classFiles);
if(!field.getParameterList().iterator().hasNext()) {
mv.visitInsn(Opcodes.RETURN);
}
@ -155,45 +156,41 @@ public class BytecodeGen implements ASTVisitor {
String methDesc = null;
// Method getModifiers() ?
int acc = isInterface?Opcodes.ACC_ABSTRACT:0;
int acc = isInterface?Opcodes.ACC_ABSTRACT:method.modifier;
System.out.println("-----Method-----");
boolean hasGenInParameterList = genericsAndBounds.containsKey(method.getReturnType().acceptTV(new TypeToDescriptor()));
boolean hasGenInParameterList = genericsAndBounds.containsKey(resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor()));
if(!hasGenInParameterList) {
for(String paramName : methodParamsAndTypes.keySet()) {
if(genericsAndBounds.containsKey(paramName)) {
String typeOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToDescriptor());
if(genericsAndBounds.containsKey(typeOfParam)) {
hasGenInParameterList = true;
break;
}
}
}
//TODO: Test if the return-type or any of the parameter is a parameterized type. (VP)
//than create the descriptor with the new syntax.
String sig = null;
boolean hasGen = method.getGenerics().iterator().hasNext() || hasGenInParameterList;
// Wenn ReturnType has Generics?? Fun1<...> wie testet man das generic hat??
System.out.println(method.getReturnType().acceptTV(new TypeToString()));
// if(method.getReturnType().acceptTV(new TypeToString()).equals("TPH")) {
// Signature signature = new Signature(method, genericsAndBoundsMethod, methodParamsAndTypes,resultSet);
// sig = signature.toString();
// System.out.println(sig);
// }
/* if method has generics, create signature */
if(hasGen) {
/* if method has generics or return type is TPH, create signature */
if(hasGen||method.getReturnType().acceptTV(new TypeToString()).equals("TPH")) {
// resultset hier zum testen
Signature signature = new Signature(method, genericsAndBoundsMethod, methodParamsAndTypes,resultSet);
sig = signature.toString();
System.out.println(sig);
}
System.out.println(sig);
NormalMethod meth = new NormalMethod(method,genericsAndBounds,genericsAndBoundsMethod,hasGen);
methDesc = meth.accept(new DescriptorToString(resultSet));
System.out.println("methDesc" + methDesc);
System.out.println(methDesc);
MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC+acc, method.getName(), methDesc, sig, null);
mv.visitCode();
BytecodeGenMethod gen = new BytecodeGenMethod(className,resultSet,method, mv,paramsAndLocals,cw,genericsAndBounds,genericsAndBounds,isInterface);
BytecodeGenMethod gen = new BytecodeGenMethod(className,resultSet,method, mv,paramsAndLocals,cw,
genericsAndBounds,genericsAndBounds,isInterface,classFiles);
mv.visitMaxs(0, 0);
mv.visitEnd();
}
@ -207,7 +204,7 @@ public class BytecodeGen implements ASTVisitor {
while(itr.hasNext()) {
FormalParameter fp = itr.next();
paramsAndLocals.put(fp.getName(), i);
methodParamsAndTypes.put(fp.getName(), fp.getType());
methodParamsAndTypes.put(fp.getName(), resultSet.resolveType(fp.getType()).resolvedType);
fp.accept(this);
i++;
}
@ -250,7 +247,6 @@ public class BytecodeGen implements ASTVisitor {
// ??
@Override
public void visit(FieldVar fieldVar) {
System.out.println("in fieldvar");
// cw.newField(fieldVar.receiver.toString(), fieldVar.fieldVarName.toString(), fieldVar.getType().toString());
FieldVisitor fv = cw.visitField(Opcodes.ACC_PRIVATE, fieldVar.fieldVarName, "L"+fieldVar.getType()+";", null, null);
fv.visitEnd();
@ -259,7 +255,6 @@ public class BytecodeGen implements ASTVisitor {
// access flages?? modifiers
@Override
public void visit(Field field) {
System.out.println("in field");
FieldVisitor fv = cw.visitField(Opcodes.ACC_PRIVATE, field.getName(), "L"+field.getType().toString().replace(".", "/")+";", null, null);
fv.visitEnd();
}

384
src/de/dhbwstuttgart/bytecode/BytecodeGenMethod.java
View File

@ -1,5 +1,9 @@
package de.dhbwstuttgart.bytecode;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.lang.invoke.CallSite;
import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodHandles;
@ -15,12 +19,21 @@ import org.objectweb.asm.Handle;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
import org.objectweb.asm.signature.SignatureVisitor;
import org.objectweb.asm.signature.SignatureWriter;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorToString;
import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
import de.dhbwstuttgart.bytecode.signature.Signature;
import de.dhbwstuttgart.bytecode.signature.TypeToSignature;
import de.dhbwstuttgart.bytecode.signature.TypeToString;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.statement.Literal;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.result.ResultSet;
@ -30,28 +43,27 @@ public class BytecodeGenMethod implements StatementVisitor{
private MethodVisitor mv;
private HashMap<String, Integer> paramsAndLocals = new HashMap<>();
private String className;
private int lamCounter;
private int lamCounter = -1;
private ClassWriter cw;
private ResultSet resultSet;
private boolean isInterface;
HashMap<String, String> genericsAndBoundsMethod;
private HashMap<String,String> genericsAndBounds;
private boolean isBinaryExp = false;
//for tests **
private String fieldName;
private String fieldDesc;
private Expression rightSideTemp;
private String where;
private boolean isRightSideALambda = false;
private KindOfLambda kindOfLambda;
private HashMap<String, byte[]> classFiles;
private ArrayList<RefTypeOrTPHOrWildcardOrGeneric> varsFunInterface;
private ArrayList<RefTypeOrTPHOrWildcardOrGeneric> varsFunInterface = new ArrayList<>();;
public BytecodeGenMethod(String className,ResultSet resultSet, Method m, MethodVisitor mv,
HashMap<String, Integer> paramsAndLocals, ClassWriter cw,
HashMap<String, String> genericsAndBoundsMethod, HashMap<String,String> genericsAndBounds, boolean isInterface) {
this.where = "<<<<<< NORMAL METHOD >>>>>>";
HashMap<String, Integer> paramsAndLocals, ClassWriter cw, HashMap<String, String> genericsAndBoundsMethod,
HashMap<String,String> genericsAndBounds, boolean isInterface, HashMap<String, byte[]> classFiles) {
this.className = className;
this.resultSet = resultSet;
@ -62,31 +74,20 @@ public class BytecodeGenMethod implements StatementVisitor{
this.genericsAndBoundsMethod = genericsAndBoundsMethod;
this.genericsAndBounds = genericsAndBounds;
this.isInterface = isInterface;
this.lamCounter = -1;
this.varsFunInterface = new ArrayList<>();
System.out.println("PARAMS = "+this.paramsAndLocals.size());
this.classFiles = classFiles;
if(!isInterface)
this.m.block.accept(this);
// System.out.println("PARAMS = "+this.paramsAndLocals.size());
// for(int i = 0; i<this.paramsAndLocals.size();i++) {
// System.out.println(this.paramsAndLocals.keySet().toArray()[i]);
// }
}
public BytecodeGenMethod(LambdaExpression lambdaExpression,ResultSet resultSet ,MethodVisitor mv,
int indexOfFirstParamLam, boolean isInterface) {
System.out.println("\t\t++++++IN LAMBDA -------");
int indexOfFirstParamLam, boolean isInterface, HashMap<String, byte[]> classFiles) {
this.where = "<<<<<< LAMBDA METHOD >>>>>>";
this.resultSet = resultSet;
this.mv = mv;
this.isInterface = isInterface;
this.lamCounter = -1;
this.varsFunInterface = new ArrayList<>();
this.classFiles = classFiles;
Iterator<FormalParameter> itr = lambdaExpression.params.iterator();
int i = indexOfFirstParamLam;
@ -99,7 +100,6 @@ public class BytecodeGenMethod implements StatementVisitor{
}
private String getResolvedType(RefTypeOrTPHOrWildcardOrGeneric type) {
// return resultSet.resolveType(type).resolvedType.toString().replace(".", "/");
return resultSet.resolveType(type).resolvedType.acceptTV(new TypeToDescriptor());
}
@ -107,10 +107,8 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(Block block) {
for(Statement stmt : block.getStatements()) {
System.out.println(where);
System.out.println("Stmt : " + stmt.toString());
// System.out.println(where);
stmt.accept(this);
System.out.println("--------------------------\n");
}
}
@ -118,58 +116,67 @@ public class BytecodeGenMethod implements StatementVisitor{
public void visit(SuperCall superCall) {
superCall.receiver.accept(this);
superCall.arglist.accept(this);
// mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", superCall.name, desc,false);
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, Type.getInternalName(Object.class), superCall.name, "()V",isInterface);
}
// ??
@Override
public void visit(LocalVar localVar) {
System.out.println("in Local Var: " + localVar.name);
mv.visitVarInsn(Opcodes.ALOAD, paramsAndLocals.get(localVar.name));
if(isBinaryExp) {
getVlaue(getResolvedType(localVar.getType()));
}
}
// ??
@Override
public void visit(LocalVarDecl localVarDecl) {
// Integer i;
// paramsAndLocals.put(localVarDecl.getName(), paramsAndLocals.size()+1);
System.out.println("In localVarDecl :: "+localVarDecl.getName());
}
@Override
public void visit(Assign assign) {
System.out.println("Assign : \nright = "+assign.rightSide + "\nLeft = " + assign.lefSide);
// if the right side is a lambda => the left side must be a functional interface
if(assign.rightSide.getClass().equals(LambdaExpression.class)) {
if(assign.rightSide instanceof LambdaExpression) {
isRightSideALambda = true;
}else {
isRightSideALambda = false;
}
System.out.println("\t isRight Side lambda: " + isRightSideALambda);
if(assign.lefSide.getClass().equals(AssignToField.class)) {
if(assign.rightSide instanceof BinaryExpr)
isBinaryExp = true;
if(assign.lefSide instanceof AssignToField) {
// load_0, ldc or .. then putfield
this.rightSideTemp = assign.rightSide;
assign.lefSide.accept(this);
}else {
assign.rightSide.accept(this);
assign.lefSide.accept(this);
}
if(isBinaryExp) {
doAssign(getResolvedType(assign.lefSide.getType()));
isBinaryExp = false;
}
assign.lefSide.accept(this);
}
@Override
public void visit(BinaryExpr binary) {
System.out.println("\t++ In Binary: ");
binary.lexpr.accept(this);
binary.rexpr.accept(this);
switch (binary.operation.toString()) {
case "ADD":
mv.visitInsn(Opcodes.IADD);
break;
default:
break;
}
}
@Override
public void visit(LambdaExpression lambdaExpression) {
System.out.println("\n++ In Lambda: ");
this.lamCounter++;
System.out.println("Lam Hs Gens: " + lambdaExpression.getGenerics().iterator().hasNext());
System.out.println("Lam Hs Gens: " + lambdaExpression.getReturnType().acceptTV(new TypeToString()));
Lambda lam = new Lambda(lambdaExpression);
String lamDesc = lam.accept(new DescriptorToString(resultSet));
//Call site, which, when invoked, returns an instance of the functional interface to which
@ -181,10 +188,20 @@ public class BytecodeGenMethod implements StatementVisitor{
Handle bootstrap = new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory",
"metafactory", mt.toMethodDescriptorString(), false);
String methodName = "lambda$new$" + this.lamCounter;
// String typeErasure = "(Ljava/lang/Object;)Ljava/lang/Object;";
// Für die Parameter-Typen und Return-Typ braucht man die Bounds (für die Typlöschung)
String typeErasure = "(";
Iterator<FormalParameter> itr = lambdaExpression.params.iterator();
while(itr.hasNext()) {
itr.next();
typeErasure += "L"+Type.getInternalName(Object.class) + ";";
}
typeErasure += ")L"+Type.getInternalName(Object.class) + ";";
// Type erasure
// Type arg1 = Type.getMethodType(typeErasure);
Type arg1 = Type.getMethodType(lamDesc);
Type arg1 = Type.getMethodType(typeErasure);
// Type arg1 = Type.getMethodType(lamDesc);
// real Type
Type arg3 = Type.getMethodType(lamDesc);
@ -209,20 +226,64 @@ public class BytecodeGenMethod implements StatementVisitor{
SamMethod samMethod = new SamMethod(kindOfLambda.getArgumentList(), lambdaExpression.getType());
// Desc: (this/nothing)TargetType
String fiMethodDesc = samMethod.accept(new DescriptorToString(resultSet));
mv.visitInvokeDynamicInsn("apply", fiMethodDesc, bootstrap,
arg1, arg2,arg3);
mv.visitInvokeDynamicInsn("apply", fiMethodDesc, bootstrap, arg1, arg2,arg3);
MethodVisitor mvLambdaBody = cw.visitMethod(Opcodes.ACC_PRIVATE+ staticOrInstance + Opcodes.ACC_SYNTHETIC,
methodName, arg3.toString(), null, null);
new BytecodeGenMethod(lambdaExpression,this.resultSet,mvLambdaBody,indexOfFirstParamLam,isInterface);
new BytecodeGenMethod(lambdaExpression,this.resultSet,mvLambdaBody,indexOfFirstParamLam,isInterface,
classFiles);
mvLambdaBody.visitMaxs(0, 0);
mvLambdaBody.visitEnd();
cw.visitInnerClass("java/lang/invoke/MethodHandles$Lookup", "java/lang/invoke/MethodHandles", "Lookup",
Opcodes.ACC_PUBLIC + Opcodes.ACC_STATIC + Opcodes.ACC_FINAL);
// generateBCForFunN(lambdaExpression,typeErasure);
}
private void generateBCForFunN(LambdaExpression lambdaExpression, String methDesc) {
ClassWriter classWriter =new ClassWriter(ClassWriter.COMPUTE_FRAMES|ClassWriter.COMPUTE_MAXS);
SignatureWriter methSig = new SignatureWriter();
int numberOfParams = 0;
SignatureVisitor paramVisitor = methSig.visitParameterType();
Iterator<FormalParameter> itr = lambdaExpression.params.iterator();
while(itr.hasNext()) {
numberOfParams++;
// getBounds
paramVisitor.visitTypeVariable("T"+numberOfParams);
itr.next();
}
methSig.visitReturnType().visitTypeVariable("R");
// ")"+lam.getReturn.getBounds
Signature sig = new Signature(lambdaExpression,numberOfParams);
String name = "Fun"+numberOfParams;
classWriter.visit(Opcodes.V1_8, Opcodes.ACC_INTERFACE+Opcodes.ACC_ABSTRACT, name,
sig.toString(), Type.getInternalName(Object.class), null);
MethodVisitor mvApply = classWriter.visitMethod(Opcodes.ACC_PUBLIC+Opcodes.ACC_ABSTRACT, "apply",
methDesc, methSig.toString(), null);
mvApply.visitEnd();
writeClassFile(classWriter.toByteArray(),name);
}
public void writeClassFile(byte[] bytecode, String name) {
FileOutputStream output;
try {
System.out.println("generating "+name+ ".class file...");
output = new FileOutputStream(new File(System.getProperty("user.dir") + "/testBytecode/generatedBC/examples/" +name+".class"));
output.write(bytecode);
output.close();
System.out.println(name+".class file generated");
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
@Override
public void visit(CastExpr castExpr) {
// TODO Auto-generated method stub
@ -237,7 +298,6 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(FieldVar fieldVar) {
System.out.println("in fieldVar " + fieldVar.fieldVarName + " ** receiver: "+fieldVar.receiver);
fieldName = fieldVar.fieldVarName;
fieldDesc = "L"+getResolvedType(fieldVar.getType())+";";
@ -261,7 +321,7 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(IfStmt ifStmt) {
System.out.println("++ IF-Statment: ");
System.out.println("If");
}
@Override
@ -272,14 +332,6 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(MethodCall methodCall) {
System.out.println(" In Methodcall: (" +methodCall.name+")" );
System.out.print("\t\tMethod-Receiver: ");
if(methodCall.receiver instanceof ExpressionReceiver){
System.out.print(((ExpressionReceiver) methodCall.receiver).expr + "\n");
}else{
System.out.print(((StaticClassName) methodCall.receiver).getType().toString() + "\n");
}
methodCall.receiver.accept(this);
methodCall.arglist.accept(this);
@ -287,14 +339,11 @@ public class BytecodeGenMethod implements StatementVisitor{
genericsAndBoundsMethod,genericsAndBounds);
String mDesc = method.accept(new DescriptorToString(resultSet));
System.out.println("is Vars empty: "+varsFunInterface.isEmpty());
// is methodCall.receiver functional Interface)?
if(varsFunInterface.contains(methodCall.receiver.getType())) {
mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, getResolvedType(methodCall.receiver.getType()),
methodCall.name, mDesc, false);
}else {
System.out.println("mDesc = " + mDesc);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, getResolvedType(methodCall.receiver.getType()),
methodCall.name, mDesc, isInterface);
}
@ -306,8 +355,6 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(NewClass methodCall) {
System.out.println("In NewClass: ");
System.out.println("\t\tname: " + methodCall.name + " *** " + "Receiver: " + methodCall.receiver);
mv.visitTypeInsn(Opcodes.NEW, methodCall.name.replace(".", "/"));
mv.visitInsn(Opcodes.DUP);
@ -330,14 +377,12 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(ExpressionReceiver receiver) {
System.out.println(" in Receiver");
System.out.println(" expr : " + receiver.expr);
receiver.expr.accept(this);
}
@Override
public void visit(UnaryExpr unaryExpr) {
throw new NotImplementedException();
System.out.println(unaryExpr.operation.toString());
}
@Override
@ -353,7 +398,6 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(StaticClassName staticClassName) {
System.out.println("In StaticClassName: ");
// mv.visitMethodInsn(Opcodes.INVOKESTATIC, staticClassName.getType().toString().replace(".", "/"),
// staticClassName.toString(), staticClassName.getType().toString(), false);
mv.visitFieldInsn(Opcodes.GETSTATIC, getResolvedType(staticClassName.getType()),
@ -362,19 +406,18 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(Super aSuper) {
System.out.println(">> In Super: ");
}
@Override
public void visit(This aThis) {
System.out.println("-> IN This");
mv.visitVarInsn(Opcodes.ALOAD, 0);
}
@Override
public void visit(WhileStmt whileStmt) {
// TODO Auto-generated method stub
whileStmt.expr.accept(this);
whileStmt.loopBlock.accept(this);
}
@Override
@ -385,17 +428,209 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(Literal literal) {
// value?
mv.visitLdcInsn(getResolvedType(literal.getType()));
Object value = literal.value;
String typeOfLiteral = resultSet.resolveType(literal.getType()).resolvedType.acceptTV(new TypeToDescriptor());
if(this.isBinaryExp) {
getVlaue(typeOfLiteral);
}else {
doAssign(typeOfLiteral, value);
}
}
private void getVlaue(String typeOfLiteral) {
switch (typeOfLiteral) {
case "java/lang/String":
break;
case "java/lang/Boolean":
break;
case "java/lang/Byte":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Byte", "valueOf",
"(B)Ljava/lang/Byte;", false);
break;
case "java/lang/Short":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Short", "valueOf",
"(S)Ljava/lang/Short;", false);
break;
case "java/lang/Integer":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Integer", "intValue",
"()I", false);
break;
case "java/lang/Long":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Long", "valueOf",
"(J)Ljava/lang/Long;", false);
break;
case "java/lang/Float":
break;
case "java/lang/Double":
break;
case "java/lang/Character":
break;
default:
break;
}
}
private void doAssign(String type, Object value) {
switch (type) {
case "java/lang/String":
mv.visitLdcInsn(String.valueOf(value));
break;
case "java/lang/Boolean":
visitBooleanLiteral((Boolean) value);
break;
case "java/lang/Byte":
visitByteLiteral(((Double) value).byteValue(),false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Byte", "valueOf",
"(B)Ljava/lang/Byte;", false);
break;
case "java/lang/Short":
visitShortLiteral(((Double) value).shortValue(),false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Short", "valueOf",
"(S)Ljava/lang/Short;", false);
break;
case "java/lang/Integer":
//zweite Argument isLong
visitIntegerLiteral(((Double) value).intValue(), false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Integer", "valueOf",
"(I)Ljava/lang/Integer;", false);
break;
case "java/lang/Long":
visitLongLiteral(((Double) value).longValue(), true);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Long", "valueOf",
"(J)Ljava/lang/Long;", false);
break;
case "java/lang/Float":
visitFloatLiteral(((Double) value).floatValue());
break;
case "java/lang/Double":
visitDoubleLiteral((Double) value);
break;
case "java/lang/Character":
visitCharLiteral((Character) value);
break;
default:
break;
}
}
private void doAssign(String type) {
switch (type) {
case "java/lang/String":
break;
case "java/lang/Boolean":
break;
case "java/lang/Byte":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Byte", "valueOf",
"(B)Ljava/lang/Byte;", false);
break;
case "java/lang/Short":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Short", "valueOf",
"(S)Ljava/lang/Short;", false);
break;
case "java/lang/Integer":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Integer", "valueOf",
"(I)Ljava/lang/Integer;", false);
break;
case "java/lang/Long":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Long", "valueOf",
"(J)Ljava/lang/Long;", false);
break;
case "java/lang/Float":
break;
case "java/lang/Double":
break;
case "java/lang/Character":
break;
default:
break;
}
}
private void visitCharLiteral(Character value) {
mv.visitIntInsn(Opcodes.BIPUSH, (int) value);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Character", "valueOf",
"(C)Ljava/lang/Character;", false);
}
private void visitDoubleLiteral(Double value) {
if(value == 0) {
mv.visitInsn(Opcodes.DCONST_0);
}else if(value == 1) {
mv.visitInsn(Opcodes.DCONST_1);
}else {
mv.visitLdcInsn(value);
}
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Double", "valueOf",
"(D)Ljava/lang/Double;", false);
}
private void visitFloatLiteral(Float value) {
if(value.intValue()>-1 && value.intValue() < 3) {
//Opcodes.FCONST_0 = 11, Opcodes.FCONST_1 = 12, usw
mv.visitInsn(value.intValue()+11);
}else {
mv.visitLdcInsn(value);
}
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Float", "valueOf",
"(F)Ljava/lang/Float;", false);
}
private void visitLongLiteral(Long value, boolean isLong) {
if(value<Math.pow(2, 15) || (value>=-Math.pow(2, 15))&&value<-128) {
visitShortLiteral(value.shortValue(),isLong);
}else {
mv.visitLdcInsn(value);
}
}
private void visitShortLiteral(Short value,boolean isLong) {
if(value< 128 || (value>-129 && value<-1)) {
visitByteLiteral(value.byteValue(), isLong);
}else if(value<Math.pow(2, 15) || (value>=-Math.pow(2, 15))&&value<-128) {
mv.visitIntInsn(Opcodes.SIPUSH, value);
}
}
private void visitByteLiteral(Byte value, boolean isLong) {
if(!isLong && value<6 && value>-1) {
//Opcodes.ICONST_0 = 3, Opcodes.ICONST_1 = 4, usw
mv.visitInsn(value+3);
}else if(isLong && value>-1 && value<2){
//Opcodes.LCONST_0 = 9, Opcodes.LCONST_1 = 10
mv.visitInsn(value+9);
}else {
mv.visitIntInsn(Opcodes.BIPUSH, value);
}
}
private void visitIntegerLiteral(Integer value, boolean isLong) {
if(value<Math.pow(2, 15) || (value>=-Math.pow(2, 15))&&value<-128) {
visitShortLiteral(value.shortValue(),isLong);
}else {
mv.visitLdcInsn(value);
}
}
private void visitBooleanLiteral(Boolean b) {
if(b) {
mv.visitInsn(Opcodes.ICONST_1);
}else {
mv.visitInsn(Opcodes.ICONST_0);
}
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Boolean", "valueOf",
"(Z)Ljava/lang/Boolean;", false);
}
@Override
public void visit(ArgumentList argumentList) {
System.out.println("in ArgumentList: ");
for(Expression al : argumentList.getArguments()) {
al.accept(this);
}
System.out.println("out from Argumentlist");
}
@Override
@ -414,7 +649,6 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(AssignToLocal assignLeftSide) {
System.out.println("In Assign To Local: ");
if(isRightSideALambda)
varsFunInterface.add(assignLeftSide.localVar.getType());
paramsAndLocals.put(assignLeftSide.localVar.name, paramsAndLocals.size()+1);

14
src/de/dhbwstuttgart/bytecode/ClassFile.java
View File

@ -1,14 +0,0 @@
package de.dhbwstuttgart.bytecode;
public class ClassFile {
String name;
byte[] bytecode;
public ClassFile(String name, byte[] bytecode) {
this.name = name;
this.bytecode = bytecode;
}
}

1
src/de/dhbwstuttgart/bytecode/Lambda.java
View File

@ -1,5 +1,6 @@
package de.dhbwstuttgart.bytecode;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorVisitor;
import de.dhbwstuttgart.syntaxtree.ParameterList;
import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;

1
src/de/dhbwstuttgart/bytecode/MethodFromMethodCall.java
View File

@ -2,6 +2,7 @@ package de.dhbwstuttgart.bytecode;
import java.util.HashMap;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorVisitor;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;

1
src/de/dhbwstuttgart/bytecode/NormalConstructor.java
View File

@ -2,6 +2,7 @@ package de.dhbwstuttgart.bytecode;
import java.util.HashMap;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorVisitor;
import de.dhbwstuttgart.syntaxtree.Constructor;
import de.dhbwstuttgart.syntaxtree.ParameterList;

1
src/de/dhbwstuttgart/bytecode/NormalMethod.java
View File

@ -2,6 +2,7 @@ package de.dhbwstuttgart.bytecode;
import java.util.HashMap;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorVisitor;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.ParameterList;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;

1
src/de/dhbwstuttgart/bytecode/SamMethod.java
View File

@ -2,6 +2,7 @@ package de.dhbwstuttgart.bytecode;
import java.util.List;
import de.dhbwstuttgart.bytecode.descriptor.DescriptorVisitor;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
public class SamMethod {

150
src/de/dhbwstuttgart/bytecode/Test.java
View File

@ -1,150 +0,0 @@
package de.dhbwstuttgart.bytecode;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.lang.invoke.CallSite;
import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodHandles;
import java.lang.invoke.MethodType;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.Handle;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
public class Test {
private static final String rootDirectory = System.getProperty("user.dir") + "/bin/de/dhbwstuttgart/bytecode/";
protected static ClassLoader getClassLoader() throws Exception {
File file = new File(rootDirectory);
URL url = file.toURI().toURL();
URL[] urls = new URL[] { url };
System.out.println(urls[0]);
return new URLClassLoader(urls);
}
public static void main(String[] args) {
// Test Lambda
ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
cw.visit(Opcodes.V1_8, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER, "TestClass", null, "java/lang/Object", null);
cw.visitSource("TestClass.java", null);
// Create Constructor
MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null);
mv.visitVarInsn(Opcodes.ALOAD, 0);
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
// mv.visitMethodInsn(INVOKEDYNAMIC, "#0", "run", "()Ljava/lang/Runnable");
//Call site, which, when invoked, returns an instance of the functional interface to which
//the lambda is being converted
MethodType mt = MethodType.methodType(CallSite.class, MethodHandles.Lookup.class, String.class,
MethodType.class, MethodType.class, MethodHandle.class, MethodType.class);
Handle bootstrap = new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory",
mt.toMethodDescriptorString());
Handle arg2 = new Handle(Opcodes.H_INVOKESTATIC, "TestClass", "lambda$0", "()V");
mv.visitInvokeDynamicInsn("run", "()Ljava/lang/Runnable;", bootstrap,
Type.getMethodType("()V"), arg2,
Type.getMethodType("()V"));
mv.visitVarInsn(Opcodes.ASTORE, 1);
mv.visitVarInsn(Opcodes.ALOAD, 1);
mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/lang/Runnable", "run", "()V");
mv.visitInsn(Opcodes.RETURN);
// creates bridge method, contains lambdas body
MethodVisitor mvl = cw.visitMethod(Opcodes.ACC_PRIVATE + Opcodes.ACC_STATIC + Opcodes.ACC_SYNTHETIC, "lambda$0",
"()V", null, null);
mvl.visitCode();
mvl.visitFieldInsn(Opcodes.GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;");
mvl.visitLdcInsn("lambda");
mvl.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/String;)V");
mvl.visitInsn(Opcodes.RETURN);
mvl.visitMaxs(2, 0);
mvl.visitEnd();
mv.visitMaxs(1, 2);
mv.visitEnd();
cw.visitInnerClass("java/lang/invoke/MethodHandles$Lookup", "java/lang/invoke/MethodHandles", "Lookup",
Opcodes.ACC_PUBLIC + Opcodes.ACC_STATIC + Opcodes.ACC_FINAL);
cw.visitEnd();
byte[] b = cw.toByteArray();
// Test if statement
/*
* ClassWriter cw = new
* ClassWriter(ClassWriter.COMPUTE_FRAMES|ClassWriter.COMPUTE_MAXS);
*
* cw.visit(Opcodes.V1_8, Opcodes.ACC_PUBLIC+Opcodes.ACC_SUPER, "TestIf", null,
* "java/lang/Object", null); MethodVisitor mv =
* cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "(Ljava/lang/Boolean;)V", null,
* null); mv.visitCode();
*
* // Label l0 = new Label(); // mv.visitLabel(l0);
*
* mv.visitVarInsn(Opcodes.ALOAD, 0);
*
* mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "<init>",
* "()V");
*
* // Label l1 = new Label(); // mv.visitLabel(l1);
* mv.visitVarInsn(Opcodes.ALOAD, 1); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL,
* "java/lang/Boolean", "booleanValue", "()Z");
*
* Label label = new Label(); mv.visitJumpInsn(Opcodes.IFEQ, label);
*
* mv.visitFieldInsn(Opcodes.GETSTATIC, "java/lang/System", "out",
* "Ljava/io/PrintStream;"); mv.visitLdcInsn("1");
* mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "println",
* "(Ljava/lang/String;)V");
*
* Label endLabel = new Label(); mv.visitJumpInsn(Opcodes.GOTO, endLabel);
*
* mv.visitLabel(label); mv.visitFieldInsn(Opcodes.GETSTATIC,
* "java/lang/System", "out", "Ljava/io/PrintStream;"); mv.visitLdcInsn("0");
* mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "println",
* "(Ljava/lang/String;)V");
*
*
*
* mv.visitLabel(endLabel); mv.visitInsn(Opcodes.RETURN);
*
* // Label l2 = new Label(); // mv.visitLabel(l2);
*
* // mv.visitLocalVariable("this", "LTestIf;", null, l0, l2, 0); //
* mv.visitLocalVariable("b", "Ljava/lang/Boolean;", null, l0, l2, 1);
* mv.visitMaxs(2, 2); mv.visitEnd();
*
* cw.visitEnd(); byte[] b = cw.toByteArray();
*/
FileOutputStream output;
try {
output = new FileOutputStream(new File(System.getProperty("user.dir") + "/testBytecode/TestClass.class"));
output.write(b);
output.close();
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}

8
src/de/dhbwstuttgart/bytecode/TestClass.java
View File

@ -1,8 +0,0 @@
package de.dhbwstuttgart.bytecode;
public class TestClass {
public TestClass() {
Runnable lam = () -> System.out.println("lambda");
lam.run();
}
}

59
src/de/dhbwstuttgart/bytecode/TestFields.java
View File

@ -1,59 +0,0 @@
package de.dhbwstuttgart.bytecode;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
public class TestFields {
private static final String rootDirectory = System.getProperty("user.dir") + "/bin/de/dhbwstuttgart/bytecode/";
public static void main(String[] args) {
// TODO Auto-generated method stub
ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES|ClassWriter.COMPUTE_MAXS);
cw.visit(Opcodes.V1_8, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER, "TetsF", null, "java/lang/Object", null);
cw.visitSource("TetsF.java", null);
FieldVisitor fv = cw.visitField(Opcodes.ACC_PRIVATE, "z", Type.INT_TYPE.getDescriptor(), null, null);
fv.visitEnd();
FieldVisitor fvS = cw.visitField(Opcodes.ACC_PUBLIC, "s", "Ljava/lang/String;", null, null);
fvS.visitEnd();
// Create Constructor
MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null);
mv.visitCode();
mv.visitVarInsn(Opcodes.ALOAD, 0);
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
mv.visitVarInsn(Opcodes.ALOAD, 0);
mv.visitLdcInsn("");
mv.visitFieldInsn(Opcodes.PUTFIELD, "TetsF", "s", "Ljava/lang/String;");
mv.visitInsn(Opcodes.RETURN);
mv.visitMaxs(2, 1);
mv.visitEnd();
byte[] b = cw.toByteArray();
FileOutputStream output;
try {
output = new FileOutputStream(new File(System.getProperty("user.dir") + "/testBytecode/TetsF.class"));
output.write(b);
output.close();
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}

11
src/de/dhbwstuttgart/bytecode/TestIf.java
View File

@ -1,11 +0,0 @@
package de.dhbwstuttgart.bytecode;
public class TestIf {
public TestIf(Boolean b) {
if(b) {
System.out.println("1");
}else {
System.out.println("0");
}
}
}

18
src/de/dhbwstuttgart/bytecode/TestMeth.java
View File

@ -1,18 +0,0 @@
package de.dhbwstuttgart.bytecode;
public class TestMeth {
private int z;
public String s;
public TestMeth(int temp) {
this.z = temp;
}
public void m1(int a, int b) {
int y = m2(1,2,3,4);
}
public int m2(int a, int b, int x, int y) {
Integer c = 55;
Integer g;
return a+b+y+c;
}
}

6
src/de/dhbwstuttgart/bytecode/TetsF.java
View File

@ -1,6 +0,0 @@
package de.dhbwstuttgart.bytecode;
public class TetsF {
private int z;
public String s = "";
}

24
src/de/dhbwstuttgart/bytecode/DescriptorToString.java → src/de/dhbwstuttgart/bytecode/descriptor/DescriptorToString.java
View File

@ -1,9 +1,16 @@
package de.dhbwstuttgart.bytecode;
package de.dhbwstuttgart.bytecode.descriptor;
import java.util.Iterator;
import de.dhbwstuttgart.bytecode.Lambda;
import de.dhbwstuttgart.bytecode.MethodFromMethodCall;
import de.dhbwstuttgart.bytecode.NormalConstructor;
import de.dhbwstuttgart.bytecode.NormalMethod;
import de.dhbwstuttgart.bytecode.SamMethod;
import de.dhbwstuttgart.bytecode.signature.TypeToSignature;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.statement.Expression;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.result.ResultSet;
@ -30,6 +37,8 @@ public class DescriptorToString implements DescriptorVisitor{
Iterator<FormalParameter> itr = method.getParameterList().iterator();
while(itr.hasNext()) {
FormalParameter fp = itr.next();
// System.out.println(resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToSignature()));
// System.out.println("Parmetrisierte typ ? "+ ((RefType) fp.getType()).getParaList().size());
if(method.hasGen()) {
String fpDesc = fp.getType().acceptTV(new TypeToDescriptor());
if(method.getGenericsAndBoundsMethod().containsKey(fpDesc)) {
@ -39,7 +48,11 @@ public class DescriptorToString implements DescriptorVisitor{
}else {
desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
}
}else {
}
// else if(((RefType) fp.getType()).getParaList().size() > 0){
// desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "%").replace("<", "%%").replace(">", "%%")+ ";";
// }
else {
desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
}
}
@ -71,16 +84,16 @@ public class DescriptorToString implements DescriptorVisitor{
while(itr.hasNext()) {
FormalParameter fp = itr.next();
if(constructor.hasGen()) {
System.out.println("Cons has Gens");
// System.out.println("Cons has Gens");
String fpDesc = fp.getType().acceptTV(new TypeToDescriptor());
System.out.println(fpDesc);
// System.out.println(fpDesc);
if(constructor.getGenericsAndBounds().containsKey(fpDesc)){
desc += "L"+constructor.getGenericsAndBounds().get(fpDesc)+ ";";
}else {
desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
}
}else {
System.out.println("Cons has NOT Gens");
// System.out.println("Cons has NOT Gens");
desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
}
}
@ -96,7 +109,6 @@ public class DescriptorToString implements DescriptorVisitor{
FormalParameter fp = itr.next();
desc = desc + "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor()) + ";";
}
System.out.println("LamReturnType: "+lambdaExpression.getReturnType().acceptTV(new TypeToString()));
desc = addReturnType(desc, lambdaExpression.getReturnType(), resultSet);
return desc;
}

8
src/de/dhbwstuttgart/bytecode/DescriptorVisitor.java → src/de/dhbwstuttgart/bytecode/descriptor/DescriptorVisitor.java
View File

@ -1,4 +1,10 @@
package de.dhbwstuttgart.bytecode;
package de.dhbwstuttgart.bytecode.descriptor;
import de.dhbwstuttgart.bytecode.Lambda;
import de.dhbwstuttgart.bytecode.MethodFromMethodCall;
import de.dhbwstuttgart.bytecode.NormalConstructor;
import de.dhbwstuttgart.bytecode.NormalMethod;
import de.dhbwstuttgart.bytecode.SamMethod;
public interface DescriptorVisitor {
public String visit(NormalMethod method);

2
src/de/dhbwstuttgart/bytecode/TypeToDescriptor.java → src/de/dhbwstuttgart/bytecode/descriptor/TypeToDescriptor.java
View File

@ -1,4 +1,4 @@
package de.dhbwstuttgart.bytecode;
package de.dhbwstuttgart.bytecode.descriptor;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;

45
src/de/dhbwstuttgart/bytecode/Signature.java → src/de/dhbwstuttgart/bytecode/signature/Signature.java
View File

@ -1,15 +1,18 @@
package de.dhbwstuttgart.bytecode;
package de.dhbwstuttgart.bytecode.signature;
import java.util.HashMap;
import java.util.Iterator;
import org.objectweb.asm.Type;
import org.objectweb.asm.signature.SignatureVisitor;
import org.objectweb.asm.signature.SignatureWriter;
import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.Constructor;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.result.ResultSet;
@ -49,6 +52,29 @@ public class Signature {
createSignatureForConsOrMethod(this.method,false);
}
public Signature(LambdaExpression lambdaExpression,int numberOfParams) {
sw = new SignatureWriter();
createSignatureForFunN(lambdaExpression, numberOfParams);
}
private void createSignatureForFunN(LambdaExpression lambdaExpression, int numberOfParams) {
sw.visitFormalTypeParameter("R");
// getBounds vom Return-Type
sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
sw.visitClassBound().visitEnd();
for(int i = 0;i<numberOfParams;i++) {
int j = i+1;
sw.visitFormalTypeParameter("T"+ j);
// getBounds von Params
sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
sw.visitClassBound().visitEnd();
}
// TODO: prüfe ob Return-Type = void,
sw.visitSuperclass().visitClassType(Type.getInternalName(Object.class));;
sw.visitEnd();
}
/**
* Creates signature for a method or constructor with @see {@link SignatureWriter}
* Signature looks like:
@ -96,16 +122,18 @@ public class Signature {
}
switch (type) {
case "RT":
sv.visitClassType(t.acceptTV(new TypeToDescriptor()));
sv.visitClassType(t.acceptTV(new TypeToSignature()));
break;
case "GRT":
GenericRefType g = (GenericRefType) t;
sv.visitTypeVariable(g.getParsedName());
sv.visitTypeVariable(g.acceptTV(new TypeToSignature()));
break;
case "TPH":
System.out.println(resultSet.resolveType(t).resolvedType.acceptTV(new TypeToDescriptor()));
// sv.visitInterface().visitClassType(resultSet.resolveType(t).resolvedType.acceptTV(new TypeToDescriptor())+"<Ljava/lang/Integer;Ljava/lang/Integer;>;");
RefTypeOrTPHOrWildcardOrGeneric r = resultSet.resolveType(t).resolvedType;
if(!r.acceptTV(new TypeToSignature()).substring(0, 4).equals("TPH "))
sv.visitInterface().visitClassType(r.acceptTV(new TypeToSignature()));
// sv.visitClassType(r.acceptTV(new TypeToSignature()));
System.out.println(r.getClass()+" Signature TPH: "+r.acceptTV(new TypeToSignature()));
break;
default:
if(!isParameterType)
@ -135,15 +163,16 @@ public class Signature {
* @param genAndBounds
*/
private void getBoundsOfTypeVar(GenericTypeVar g, HashMap<String, String> genAndBounds) {
sw.visitFormalTypeParameter(g.getParsedName());
sw.visitFormalTypeParameter(g.getName());
Iterator<? extends RefTypeOrTPHOrWildcardOrGeneric> bItr = g.getBounds().iterator();
while(bItr.hasNext()) {
RefTypeOrTPHOrWildcardOrGeneric b =bItr.next();
String boundDesc = b.acceptTV(new TypeToDescriptor());
// System.out.println("GetBounds: " + boundDesc);
// Ensure that <...> extends java.lang.Object OR ...
sw.visitClassBound().visitClassType(boundDesc);
genAndBounds.put(g.getParsedName(), boundDesc);
genAndBounds.put(g.getName(), boundDesc);
}
sw.visitClassBound().visitEnd();
}

53
src/de/dhbwstuttgart/bytecode/signature/TypeToSignature.java Normal file
View File

@ -0,0 +1,53 @@
package de.dhbwstuttgart.bytecode.signature;
import java.util.Iterator;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.type.TypeVisitor;
public class TypeToSignature implements TypeVisitor<String> {
@Override
public String visit(RefType refType) {
// return refType.toString().replace(".", "/");
String params = "";
if(refType.getParaList().size()>0){
params += "<";
Iterator<RefTypeOrTPHOrWildcardOrGeneric> it = refType.getParaList().iterator();
while(it.hasNext()){
RefTypeOrTPHOrWildcardOrGeneric param = it.next();
params += "L"+param.toString().replace(".", "/");
if(it.hasNext())params += ";";
}
params += ";>";
}
return refType.getName().toString().replace(".", "/") + params+";";
}
@Override
public String visit(SuperWildcardType superWildcardType) {
throw new NotImplementedException();
}
@Override
public String visit(TypePlaceholder typePlaceholder) {
return typePlaceholder.toString().replace(".", "/");
}
@Override
public String visit(ExtendsWildcardType extendsWildcardType) {
throw new NotImplementedException();
}
@Override
public String visit(GenericRefType genericRefType) {
return genericRefType.getParsedName().replace(".", "/");
}
}

2
src/de/dhbwstuttgart/bytecode/TypeToString.java → src/de/dhbwstuttgart/bytecode/signature/TypeToString.java
View File

@ -1,4 +1,4 @@
package de.dhbwstuttgart.bytecode;
package de.dhbwstuttgart.bytecode.signature;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;

2
src/de/dhbwstuttgart/core/JavaTXCompiler.java
View File

@ -102,7 +102,7 @@ public class JavaTXCompiler {
System.out.println(xConsSet);
Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
System.out.println("RESULT: " + result);
System.out.println("RESULT: " + result.size());
results.addAll(result);
}
return results.stream().map((unifyPairs ->

30
src/de/dhbwstuttgart/environment/CompilationEnvironment.java
View File

@ -40,17 +40,29 @@ public class CompilationEnvironment {
* @param sourceFiles die zu kompilierenden Dateien
*/
public CompilationEnvironment(List<File> sourceFiles) {
String bootClassPath = System.getProperty("sun.boot.class.path");
/**
* 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
*
*/
//String bootClassPath = System.getProperty("sun.boot.class.path");
// ClassLoader cl = ClassLoader.getPlatformClassLoader();
ClassLoader cl = ClassLoader.getSystemClassLoader();
String bootClassPath = System.getProperty("java.class.path");
librarys = new ArrayList<>();
if(bootClassPath != null){
for(String path : bootClassPath.split(File.pathSeparator)) {
try {
librarys.add(new URL("file:"+path));
} catch (MalformedURLException e) {
new DebugException("Fehler im Classpath auf diesem System");
}
for(String path : bootClassPath.split(File.pathSeparator)) {
try {
librarys.add(new URL("file:"+path));
} catch (MalformedURLException e) {
new DebugException("Fehler im Classpath auf diesem System");
}
}
}
//URLClassLoader loader = new URLClassLoader(new URL[0], cl);
//librarys = Arrays.asList(loader.getURLs());
this.sourceFiles = sourceFiles;
this.packageCrawler = new PackageCrawler(librarys);
}

154
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/FCGenerator.java
View File

@ -1,7 +1,7 @@
package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import de.dhbwstuttgart.exceptions.DebugException;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
@ -11,6 +11,7 @@ import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.unify.model.*;
import java.util.*;
import java.util.stream.Collectors;
public class FCGenerator {
/**
@ -19,12 +20,15 @@ public class FCGenerator {
*
* @param availableClasses - Alle geparsten Klassen
*/
public static Set<UnifyPair> toFC(Collection<ClassOrInterface> availableClasses) throws ClassNotFoundException {
HashSet<UnifyPair> pairs = new HashSet<>();
public static Set<UnifyPair> toUnifyFC(Collection<ClassOrInterface> availableClasses) throws ClassNotFoundException {
return toFC(availableClasses).stream().map(t -> UnifyTypeFactory.convert(t)).collect(Collectors.toSet());
}
public static Set<Pair> toFC(Collection<ClassOrInterface> availableClasses) throws ClassNotFoundException {
HashSet<Pair> pairs = new HashSet<>();
for(ClassOrInterface cly : availableClasses){
pairs.addAll(getSuperTypes(cly, availableClasses));
}
System.out.println(pairs);
return pairs;
}
@ -35,67 +39,84 @@ public class FCGenerator {
* @param forType
* @return
*/
private static List<UnifyPair> getSuperTypes(ClassOrInterface forType, Collection<ClassOrInterface> availableClasses) throws ClassNotFoundException {
private static List<Pair> getSuperTypes(ClassOrInterface forType, Collection<ClassOrInterface> availableClasses) throws ClassNotFoundException {
return getSuperTypes(forType, availableClasses, new HashMap<>());
}
//TODO: implements Interface auch als superklassen beachten
private static List<UnifyPair> getSuperTypes(ClassOrInterface forType, Collection<ClassOrInterface> availableClasses, HashMap<String, UnifyType> gtvs) throws ClassNotFoundException {
List<UnifyType> params = new ArrayList<>();
/**
*
* @param forType
* @param availableClasses
* @param gtvs
* @return
* @throws ClassNotFoundException
*/
private static List<Pair> getSuperTypes(ClassOrInterface forType, Collection<ClassOrInterface> availableClasses,
HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> gtvs) throws ClassNotFoundException {
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
//Die GTVs, die in forType hinzukommen:
HashMap<String, UnifyType> newGTVs = new HashMap<>();
HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> newGTVs = new HashMap<>();
//Generics mit gleichem Namen müssen den selben TPH bekommen
for(GenericTypeVar gtv : forType.getGenerics()){
if(!gtvs.containsKey(gtv.getParsedName())){
gtvs.put(gtv.getParsedName(), PlaceholderType.freshPlaceholder());
newGTVs.put(gtv.getParsedName(), PlaceholderType.freshPlaceholder());
if(!gtvs.containsKey(gtv.getName())){
TypePlaceholder replacePlaceholder = TypePlaceholder.fresh(new NullToken());
gtvs.put(gtv.getName(), replacePlaceholder);
newGTVs.put(gtv.getName(), replacePlaceholder);
}
params.add(gtvs.get(gtv.getParsedName()));
params.add(gtvs.get(gtv.getName()));
}
Optional<ClassOrInterface> hasSuperclass = availableClasses.stream().filter(cl -> forType.getSuperClass().getName().equals(cl.getClassName())).findAny();
ClassOrInterface superClass;
if(!hasSuperclass.isPresent()) //Wenn es die Klasse in den available Klasses nicht gibt wird sie im Classpath gesucht. Ansonsten Exception
{
superClass = ASTFactory.createClass(ClassLoader.getSystemClassLoader().loadClass(forType.getSuperClass().getName().toString()));
}else{
superClass = hasSuperclass.get();
List<RefType> superClasses = new ArrayList<>();
superClasses.add(forType.getSuperClass());
superClasses.addAll(forType.getSuperInterfaces());
List<Pair> retList = new ArrayList<>();
for(RefType superType : superClasses){
Optional<ClassOrInterface> hasSuperclass = availableClasses.stream().filter(cl -> superType.getName().equals(cl.getClassName())).findAny();
ClassOrInterface superClass;
if(!hasSuperclass.isPresent()) //Wenn es die Klasse in den available Klasses nicht gibt wird sie im Classpath gesucht. Ansonsten Exception
{
superClass = ASTFactory.createClass(ClassLoader.getSystemClassLoader().loadClass(superType.getName().toString()));
}else{
superClass = hasSuperclass.get();
}
/*
Die Parameter der superklasse müssen jetzt nach den Angaben in der Subklasse
modifiziert werden
Beispie: Matrix<A> extends Vector<Vector<A>>
Den ersten Parameter mit Vector<A> austauschen und dort alle Generics zu den Typplaceholdern in gtvs austauschen
*/
//Hier vermerken, welche Typen in der Superklasse ausgetauscht werden müssen
Iterator<GenericTypeVar> itGenParams = superClass.getGenerics().iterator();
Iterator<RefTypeOrTPHOrWildcardOrGeneric> itSetParams = superType.getParaList().iterator();
while(itSetParams.hasNext()){
RefTypeOrTPHOrWildcardOrGeneric setType = itSetParams.next();
//In diesem Typ die GTVs durch TPHs und Einsetzungen austauschen:
RefTypeOrTPHOrWildcardOrGeneric setSetType = setType.acceptTV(new TypeExchanger(gtvs));
newGTVs.put(itGenParams.next().getName(), setSetType);
}
//Für den superType kann man nun zum Austauschen der Generics wieder die gtvs nehmen:
//Die newGTVs sind nur für den superClass ClassOrInterface welches möglicherweise per reflection geladen wurde abgestimmt
RefTypeOrTPHOrWildcardOrGeneric superRefType = superType.acceptTV(new TypeExchanger(gtvs));
RefTypeOrTPHOrWildcardOrGeneric t1 = new RefType(forType.getClassName(), params, new NullToken());
RefTypeOrTPHOrWildcardOrGeneric t2 = superRefType;
Pair ret = new Pair(t1, t2, PairOperator.SMALLER);
List<Pair> superTypes;
//Rekursiver Aufruf. Abbruchbedingung ist Object als Superklasse:
if(superClass.getClassName().equals(ASTFactory.createObjectClass().getClassName())){
superTypes = Arrays.asList(new Pair(ASTFactory.createObjectType(), ASTFactory.createObjectType(), PairOperator.SMALLER));
}else{
superTypes = getSuperTypes(superClass, availableClasses, newGTVs);
}
retList.add(ret);
retList.addAll(superTypes);
}
/*
Die Parameter der superklasse müssen jetzt nach den Angaben in der Subklasse
modifiziert werden
Beispie: Matrix<A> extends Vector<Vector<A>>
Den ersten Parameter mit Vector<A> austauschen und dort alle Generics zu den Typplaceholdern in gtvs austauschen
*/
//Hier vermerken, welche Typen im der Superklasse ausgetauscht werden müssen
Iterator<GenericTypeVar> itGenParams = superClass.getGenerics().iterator();
Iterator<RefTypeOrTPHOrWildcardOrGeneric> itSetParams = forType.getSuperClass().getParaList().iterator();
while(itGenParams.hasNext()){
RefTypeOrTPHOrWildcardOrGeneric setType = itSetParams.next();
//In diesem Typ die GTVs durch TPHs und Einsetzungen austauschen:
UnifyType setSetType = setType.acceptTV(new TypeExchanger(gtvs));
newGTVs.put(itGenParams.next().getParsedName(), setSetType);
}
UnifyType superType = forType.getSuperClass().acceptTV(new TypeExchanger(newGTVs));
TypeParams paramList = new TypeParams(params);
UnifyType t1 = new ReferenceType(forType.getClassName().toString(), paramList);
UnifyType t2 = superType;
UnifyPair ret = UnifyTypeFactory.generateSmallerPair(t1, t2);
List<UnifyPair> superTypes;
//Rekursiver Aufruf. Abbruchbedingung ist Object als Superklasse:
if(superClass.getClassName().equals(ASTFactory.createObjectClass().getClassName())){
superTypes = Arrays.asList(UnifyTypeFactory.generateSmallerPair(UnifyTypeFactory.convert(ASTFactory.createObjectType()), UnifyTypeFactory.convert(ASTFactory.createObjectType())));
}else{
superTypes = getSuperTypes(superClass, availableClasses, newGTVs);
}
List<UnifyPair> retList = new ArrayList<>();
retList.add(ret);
retList.addAll(superTypes);
return retList;
}
@ -103,46 +124,43 @@ public class FCGenerator {
/**
* Tauscht die GTVs in einem Typ gegen die entsprechenden Typen in der übergebenen Map aus.
*/
private static class TypeExchanger implements TypeVisitor<UnifyType>{
private static class TypeExchanger implements TypeVisitor<RefTypeOrTPHOrWildcardOrGeneric>{
private final HashMap<String, UnifyType> gtvs;
private final HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> gtvs;
TypeExchanger(HashMap<String, UnifyType> gtvs){
TypeExchanger(HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> gtvs){
this.gtvs = gtvs;
}
@Override
public UnifyType visit(RefType refType) {
List<UnifyType> params = new ArrayList<>();
public RefTypeOrTPHOrWildcardOrGeneric visit(RefType refType) {
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric param : refType.getParaList()){
params.add(param.acceptTV(this));
}
TypeParams paramList = new TypeParams(params);
UnifyType ret = new ReferenceType(refType.getName().toString(), paramList);
RefTypeOrTPHOrWildcardOrGeneric ret = new RefType(refType.getName(), params, new NullToken());
return ret;
}
@Override
public UnifyType visit(SuperWildcardType superWildcardType) {
public RefTypeOrTPHOrWildcardOrGeneric visit(SuperWildcardType superWildcardType) {
throw new DebugException("Dieser Fall darf nicht auftreten");
}
@Override
public UnifyType visit(TypePlaceholder typePlaceholder) {
public RefTypeOrTPHOrWildcardOrGeneric visit(TypePlaceholder typePlaceholder) {
throw new DebugException("Dieser Fall darf nicht auftreten");
}
@Override
public UnifyType visit(ExtendsWildcardType extendsWildcardType) {
public RefTypeOrTPHOrWildcardOrGeneric visit(ExtendsWildcardType extendsWildcardType) {
throw new DebugException("Dieser Fall darf nicht auftreten");
}
@Override
public UnifyType visit(GenericRefType genericRefType) {
public RefTypeOrTPHOrWildcardOrGeneric visit(GenericRefType genericRefType) {
if(! gtvs.containsKey(genericRefType.getParsedName()))
throw new DebugException("Dieser Fall darf nicht auftreten");
//TODO: Diesen Dirty-Hack beseitigen. Fehler tritt bei java.lang.invoke.LambdaFormEditor$Transform$Kind auf.
//return UnifyTypeFactory.convert(ASTFactory.createObjectType());
return gtvs.get(genericRefType.getParsedName());
}

4
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/GenericContext.java
View File

@ -3,8 +3,8 @@ package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import de.dhbwstuttgart.parser.scope.JavaClassName;
public class GenericContext {
public final String parentMethod;
public final JavaClassName parentClass;
private final String parentMethod;
private final JavaClassName parentClass;
public GenericContext(JavaClassName parentClass, String parentMethod) {
if(parentMethod == null)parentMethod = "";

66
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/StatementGenerator.java
View File

@ -7,6 +7,7 @@ import de.dhbwstuttgart.parser.scope.GenericsRegistry;
import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.statement.*;
import de.dhbwstuttgart.syntaxtree.statement.UnaryExpr.Operation;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
@ -278,13 +279,14 @@ public class StatementGenerator {
}
private Statement convert(Java8Parser.PreIncrementExpressionContext stmt) {
//TODO
throw new NotImplementedException();
Expression argument = convert(stmt.unaryExpression());
Token offset = stmt.getStart();
return new UnaryExpr(UnaryExpr.Operation.PREINCREMENT, argument, TypePlaceholder.fresh(offset), offset);
}
private Statement convert(Java8Parser.PreDecrementExpressionContext stmt) {
//TODO
throw new NotImplementedException();
private Statement convert(Java8Parser.PreDecrementExpressionContext stmt) {
return new UnaryExpr(UnaryExpr.Operation.PREDECREMENT, convert(stmt.unaryExpression()),
TypePlaceholder.fresh(stmt.getStart()), stmt.getStart());
}
private Statement convert(Java8Parser.PostIncrementExpressionContext stmt) {
@ -293,8 +295,8 @@ public class StatementGenerator {
}
private Statement convert(Java8Parser.PostDecrementExpressionContext stmt) {
//TODO
throw new NotImplementedException();
return new UnaryExpr(UnaryExpr.Operation.POSTDECREMENT, convert(stmt.postfixExpression()),
TypePlaceholder.fresh(stmt.getStart()), stmt.getStart());
}
private Statement convert(Java8Parser.AssignmentContext stmt) {
@ -599,8 +601,31 @@ public class StatementGenerator {
}
private BinaryExpr.Operator convertBinaryOperator(String operator) {
return null;
//return BinaryExpr.Operator.ADD;
if(operator.equals("+")) {
return BinaryExpr.Operator.ADD;
}else if(operator.equals("-")) {
return BinaryExpr.Operator.SUB;
}else if(operator.equals("*")) {
return BinaryExpr.Operator.MUL;
}else if(operator.equals("&")) {
return BinaryExpr.Operator.AND;
}else if(operator.equals("|")) {
return BinaryExpr.Operator.OR;
}else if(operator.equals("/")) {
return BinaryExpr.Operator.DIV;
}else if(operator.equals("<")) {
return BinaryExpr.Operator.LESSTHAN;
}else if(operator.equals(">")) {
return BinaryExpr.Operator.BIGGERTHAN;
}else if(operator.equals(">=")) {
return BinaryExpr.Operator.BIGGEREQUAL;
} else if(operator.equals("<=")) {
return BinaryExpr.Operator.LESSEQUAL;
} else {
throw new NotImplementedException();
}
// throw new NotImplementedException();
}
private Expression convert(Java8Parser.ShiftExpressionContext expression) {
@ -612,12 +637,15 @@ public class StatementGenerator {
}
private Expression convert(Java8Parser.AdditiveExpressionContext expression) {
if(expression.additiveExpression() != null){
return convert(expression.additiveExpression());
}else if(expression.multiplicativeExpression() != null){
if(expression.additiveExpression() == null){
return convert(expression.multiplicativeExpression());
}else{
throw new NotImplementedException();
}else {
Expression leftSide = convert(expression.additiveExpression());
Expression rightSide = convert(expression.multiplicativeExpression());
BinaryExpr.Operator op = convertBinaryOperator(expression.getChild(1).getText());
Token offset = expression.getStart();
return new BinaryExpr(op, TypePlaceholder.fresh(expression.getStart()), leftSide, rightSide, offset);
}
}
@ -625,7 +653,11 @@ public class StatementGenerator {
if(expression.multiplicativeExpression() == null){
return convert(expression.unaryExpression());
}else{
throw new NotImplementedException();
Expression leftSide = convert(expression.multiplicativeExpression());
Expression rightSide = convert(expression.unaryExpression());
BinaryExpr.Operator op = convertBinaryOperator(expression.getChild(1).getText());
Token offset = expression.getStart();
return new BinaryExpr(op, TypePlaceholder.fresh(offset), leftSide, rightSide, offset);
}
}
@ -793,7 +825,9 @@ public class StatementGenerator {
}else if(literal.CharacterLiteral() != null){
RefType type = new RefType(reg.getName("java.lang.Character"),literal.getStart());
return new Literal(type,
literal.CharacterLiteral().getText().charAt(0),
// das gibt immer ' zurück, der Char befindet sich in Position 1
//literal.CharacterLiteral().getText().charAt(0),
literal.CharacterLiteral().getText().charAt(1),
literal.getStart());
}else if(literal.StringLiteral()!=null){
RefType type = new RefType(reg.getName("java.lang.String"),literal.getStart());

31
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java
View File

@ -73,6 +73,7 @@ public class SyntaxTreeGenerator{
}
public SourceFile convert(Java8Parser.CompilationUnitContext ctx, PackageCrawler packageCrawler) throws ClassNotFoundException{
if(ctx.packageDeclaration()!=null)this.pkgName = convert(ctx.packageDeclaration());
List<ClassOrInterface> classes = new ArrayList<>();
Map<String, Integer> imports = GatherNames.getImports(ctx, packageCrawler);
this.imports = imports.keySet().stream().map(name -> reg.getName(name)).collect(Collectors.toSet());
@ -89,6 +90,15 @@ public class SyntaxTreeGenerator{
return new SourceFile(this.pkgName, classes, this.imports);
}
private String convert(Java8Parser.PackageDeclarationContext packageDeclarationContext) {
String ret = "";
for(TerminalNode identifier : packageDeclarationContext.Identifier()){
ret += identifier.getText()+".";
}
ret = ret.substring(0, ret.length()-1);
return ret;
}
public Method convert(Java8Parser.MethodDeclarationContext methodDeclarationContext, JavaClassName parentClass, RefType superClass, GenericsRegistry generics) {
Java8Parser.MethodHeaderContext header = methodDeclarationContext.methodHeader();
int modifiers = SyntaxTreeGenerator.convert(methodDeclarationContext.methodModifier());
@ -164,7 +174,12 @@ public class SyntaxTreeGenerator{
modifiers += newModifier;
}
}
JavaClassName name = reg.getName(ctx.Identifier().getText());
String className = this.pkgName + (this.pkgName.length()>0?".":"") + 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());
}
GenericsRegistry generics = createGenerics(ctx.typeParameters(), name, "", reg, new GenericsRegistry(globalGenerics));
Token offset = ctx.getStart();
GenericDeclarationList genericClassParameters;
@ -198,20 +213,20 @@ public class SyntaxTreeGenerator{
}
Boolean isInterface = false;
List<RefTypeOrTPHOrWildcardOrGeneric> implementedInterfaces = convert(ctx.superinterfaces(), generics);
List<RefType> implementedInterfaces = convert(ctx.superinterfaces(), generics);
return new ClassOrInterface(modifiers, name, fielddecl, methods, konstruktoren, genericClassParameters, superClass,
isInterface, implementedInterfaces, offset);
}
private List<RefTypeOrTPHOrWildcardOrGeneric> convert(Java8Parser.SuperinterfacesContext ctx, GenericsRegistry generics) {
private List<RefType> convert(Java8Parser.SuperinterfacesContext ctx, GenericsRegistry generics) {
if(ctx == null)return new ArrayList<>();
return convert(ctx.interfaceTypeList(), generics);
}
private List<RefTypeOrTPHOrWildcardOrGeneric> convert(Java8Parser.InterfaceTypeListContext ctx, GenericsRegistry generics) {
List<RefTypeOrTPHOrWildcardOrGeneric> ret = new ArrayList<>();
private List<RefType> convert(Java8Parser.InterfaceTypeListContext ctx, GenericsRegistry generics) {
List<RefType> ret = new ArrayList<>();
for(Java8Parser.InterfaceTypeContext interfaceType : ctx.interfaceType()){
ret.add(TypeGenerator.convert(interfaceType.classType(), reg, generics));
ret.add((RefType) TypeGenerator.convert(interfaceType.classType(), reg, generics));
}
return ret;
}
@ -395,7 +410,7 @@ public class SyntaxTreeGenerator{
List<Field> fields = convertFields(ctx.interfaceBody());
List<Method> methods = convertMethods(ctx.interfaceBody(), name, superClass, generics);
List<RefTypeOrTPHOrWildcardOrGeneric> extendedInterfaces = convert(ctx.extendsInterfaces(), generics);
List<RefType> extendedInterfaces = convert(ctx.extendsInterfaces(), generics);
return new ClassOrInterface(modifiers, name, fields, methods, new ArrayList<>(),
genericParams, superClass, true, extendedInterfaces, ctx.getStart());
@ -418,7 +433,7 @@ public class SyntaxTreeGenerator{
return ret;
}
private List<RefTypeOrTPHOrWildcardOrGeneric> convert(Java8Parser.ExtendsInterfacesContext extendsInterfacesContext, GenericsRegistry generics) {
private List<RefType> convert(Java8Parser.ExtendsInterfacesContext extendsInterfacesContext, GenericsRegistry generics) {
if(extendsInterfacesContext == null)return new ArrayList<>();
return convert(extendsInterfacesContext.interfaceTypeList(), generics);
}

9
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java
View File

@ -3,7 +3,6 @@ package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.exceptions.TypeinferenceException;
import de.dhbwstuttgart.parser.antlr.Java8Parser;
import de.dhbwstuttgart.parser.scope.GenericTypeName;
import de.dhbwstuttgart.parser.scope.GenericsRegistry;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
@ -75,7 +74,7 @@ public class TypeGenerator {
//Problem <A extends B, B> ist erlaubt, würde aber bei den Bounds von A den Generic B nicht als solchen erkennen
List<RefTypeOrTPHOrWildcardOrGeneric> bounds = TypeGenerator.convert(typeParameter.typeBound(),reg, generics);
GenericTypeVar ret = new GenericTypeVar(new GenericTypeName(new GenericContext(parentClass, parentMethod), name), bounds, typeParameter.getStart(), typeParameter.getStop());
GenericTypeVar ret = new GenericTypeVar(name, bounds, typeParameter.getStart(), typeParameter.getStop());
generics.put(name, new GenericContext(parentClass, parentMethod));
return ret;
}
@ -114,7 +113,9 @@ public class TypeGenerator {
if(referenceTypeContext.classOrInterfaceType() != null){
if(referenceTypeContext.classOrInterfaceType().classType_lfno_classOrInterfaceType()!= null){
Java8Parser.ClassType_lfno_classOrInterfaceTypeContext ctx = referenceTypeContext.classOrInterfaceType().classType_lfno_classOrInterfaceType();
return convertTypeName(ctx.Identifier().toString(), ctx.typeArguments(),referenceTypeContext.getStart(), reg, generics);
//return convertTypeName(ctx.Identifier().toString(), ctx.typeArguments(),referenceTypeContext.getStart(), reg, generics);
if(ctx.typeArguments() != null)throw new NotImplementedException();
return convertTypeName(referenceTypeContext.getText(), null,referenceTypeContext.getStart(), reg, generics);
}else{
throw new NotImplementedException();
}
@ -131,7 +132,7 @@ public class TypeGenerator {
String name, Java8Parser.TypeArgumentsContext typeArguments, Token offset, JavaClassRegistry reg, GenericsRegistry generics){
if(!reg.contains(name)){ //Dann könnte es ein Generische Type sein
if(generics.contains(name)){
return new GenericRefType(new GenericTypeName(generics.get(name),name), offset);
return new GenericRefType(name, offset);
}else{
throw new TypeinferenceException("Der Typ "+ name + " ist nicht vorhanden",offset);
}

26
src/de/dhbwstuttgart/parser/scope/GenericTypeName.java
View File

@ -1,26 +0,0 @@
package de.dhbwstuttgart.parser.scope;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.GenericContext;
public class GenericTypeName extends JavaClassName {
private final static String DELIMITER = "%";
private final JavaClassName parentClass;
private final String methodName;
public GenericTypeName(GenericContext genericContext, String name) {
super(name);
this.parentClass = genericContext.parentClass;
this.methodName = genericContext.parentMethod;
}
public String getUniqueIdentifier() {
return parentClass.toString()
+ DELIMITER + methodName
+ DELIMITER + super.toString();
}
public JavaClassName getParentClass() {
return parentClass;
}
}

40
src/de/dhbwstuttgart/sat/asp/ASPStringConverter.java Normal file
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@ -0,0 +1,40 @@
package de.dhbwstuttgart.sat.asp;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import java.util.HashMap;
import java.util.Map;
public class ASPStringConverter {
private static final Map<String, String> replacements = new HashMap<>();
static{
replacements.put(".", "_DOT_");
replacements.put("$", "_DOLLAR_");
}
public static String toConstant(JavaClassName name){
return toConstant(name.toString());
}
public static String toConstant(String name){
return "c" + replace(name);
}
public static String fromConstant(String s){
return unReplace(s).substring(1);
}
private static String replace(String input){
for(String toReplace : replacements.keySet()){
input = input.replace(toReplace, replacements.get(toReplace));
}
return input;
}
private static String unReplace(String input){
for(String toReplace : replacements.keySet()){
input = input.replace(replacements.get(toReplace), toReplace);
}
return input;
}
}

12
src/de/dhbwstuttgart/sat/asp/Clingo.java
View File

@ -17,26 +17,32 @@ public class Clingo {
private static final List<File> programFiles = new ArrayList<>();
static{
programFiles.add(new File("/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards/basis.lp"));
programFiles.add(new File("/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards/finiteclosure.lp"));
programFiles.add(new File("/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards/subst.lp"));
programFiles.add(new File("/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards/reduce1.lp"));
programFiles.add(new File("/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards/reduce2.lp"));
programFiles.add(new File("/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards/reduce.lp"));
programFiles.add(new File("/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards/unify.lp"));
programFiles.add(new File("/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards/adapt.lp"));
}
public Clingo(List<File> inputFiles){
this.input = inputFiles;
}
/*
TODO: Clingo per Java Wrapper https://stackoverflow.com/questions/3356200/using-java-to-wrap-over-c
*/
public String runClingo() throws IOException, InterruptedException {
String pathToClingo =
"/home/janulrich/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/clingo-5.2.1-linux-x86_64/clingo";
List<String> commands = new ArrayList<>();
commands.add(pathToClingo);
commands.add("--outf=2"); //use JSON-Output
//commands.add("--outf=2"); //use JSON-Output
commands.add("--outf=1"); //use JSON-Output
for(File file : input){
commands.add(file.getPath());
}
commands.addAll(programFiles.stream().map(f->f.getPath()).collect(Collectors.toList()));
Process clingo = new ProcessBuilder( commands.toArray(new String[0])).start();
InputStream output = clingo.getInputStream();
clingo.waitFor();

26
src/de/dhbwstuttgart/sat/asp/model/ASPGencayRule.java Normal file
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@ -0,0 +1,26 @@
package de.dhbwstuttgart.sat.asp.model;
public enum ASPGencayRule {
ASP_PAIR_EQUALS_NAME("equals"),
ASP_PAIR_SMALLER_NAME("sub"),
ASP_PAIR_SMALLER_DOT_NAME("subEq"),
ASP_PARAMLIST_NAME("paramEq"),
ASP_FC_PARAMLIST_NAME("param"),
ASP_PARAMLIST_END_POINTER("null"),
ASP_TYPE("typeEq"),
ASP_FCTYPE("type"),
ASP_TYPE_VAR("var"),
ASP_GENERIC_VAR("pph"),
ASP_PARAMLIST_ORDER("paramOrder");
private final String text;
private ASPGencayRule(final String text) {
this.text = text;
}
@Override
public String toString() {
return text;
}
}

7
src/de/dhbwstuttgart/sat/asp/model/ASPRule.java
View File

@ -1,15 +1,14 @@
package de.dhbwstuttgart.sat.asp.model;
public enum ASPRule {
ASP_GENERIC_TYPE_NAME("genericType"),
ASP_PAIR_EQUALS_NAME("equals"),
ASP_PAIR_SMALLER_NAME("smaller"),
ASP_PAIR_SMALLER_DOT_NAME("smallerDot"),
ASP_PARAMLIST_NAME("param"),
ASP_PARAMLISTNUMERATION_NAME("paramNum"),
ASP_PARAMLIST_END_POINTER("null"),
ASP_TYPE("type")
;
ASP_TYPE("type"),
ASP_FCTYPE("typeFC"),
ASP_TYPE_VAR("typeVar");
private final String text;

232
src/de/dhbwstuttgart/sat/asp/parser/ASPParser.java
View File

@ -1,17 +1,231 @@
package de.dhbwstuttgart.sat.asp.parser;
import de.dhbwstuttgart.typeinference.result.ResultPair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.exceptions.DebugException;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.sat.asp.ASPStringConverter;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
import de.dhbwstuttgart.sat.asp.parser.antlr.UnifyResultBaseListener;
import de.dhbwstuttgart.sat.asp.parser.antlr.UnifyResultLexer;
import de.dhbwstuttgart.sat.asp.parser.antlr.UnifyResultParser;
import de.dhbwstuttgart.sat.asp.parser.model.ParsedType;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.typeinference.result.*;
import org.antlr.v4.runtime.CharStreams;
import org.antlr.v4.runtime.CommonTokenStream;
import org.antlr.v4.runtime.tree.ParseTreeWalker;
import java.util.HashSet;
import java.util.Set;
import javax.json.Json;
import javax.json.JsonArray;
import javax.json.JsonObject;
import java.io.StringReader;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
public class ASPParser {
ResultSet parse(String result){
Set<ResultPair> ret = new HashSet<>();
for(String pair : result.split(",")){
/**
* Ablauf:
* - Erst werden alle benötigten Statements eingelesen. Die Pointer bleiben als Strings erhalten
* - Anschließend müssen diese wieder zu einem Unify Ergebnis zurückgewandelt werden
* - Hier nicht die Typen aus dem unify.model packages verwenden.
* TODO: Überlegen welche Informationen noch nach der Unifizierung gebraucht werden
* -> Eigentlich nur die korrekten Namen der Typen und TPHs
*/
public class ASPParser extends UnifyResultBaseListener {
private Collection<TypePlaceholder> originalTPHs;
private ResultSet resultSet;
private Map<String, ParsedType> types = new HashMap<>();
private Set<String> tphs = new HashSet<>();
private Map<String, ParameterListNode> parameterLists = new HashMap<>();
private Set<Relation> equalsRelations = new HashSet<>();
private Set<Relation> smallerRelations = new HashSet<>();
/**
* Parst clingo output welcher als JSON (option --outf=2) ausgibt
* @param toParse
* @return
*/
public static ResultSet parse(String toParse, Collection<TypePlaceholder> oldPlaceholders){
return new ASPParser(toParse, oldPlaceholders).resultSet;
}
@Override
public void enterParameter(UnifyResultParser.ParameterContext ctx) {
//Linked List (pointer, Type, nextPointer)
List<String> params = parseParameterList(ctx.parameterList());
parameterLists.put(params.get(0), new ParameterListNode(params.get(1), params.get(2)));
}
private static class Relation {
public final String right;
public final String left;
Relation(String leftType, String rightType){
this.left = leftType;
this.right = rightType;
}
return new ResultSet(ret);
@Override
public int hashCode() {
return (left+right).hashCode();
}
@Override
public boolean equals(Object obj) {
if(obj instanceof Relation)
return (right+left).equals(((Relation) obj).left+((Relation) obj).right);
return super.equals(obj);
}
}
private List<String> parseParameterList(UnifyResultParser.ParameterListContext ctx){
return ctx.value().stream().map(v ->
//ASPStringConverter.fromConstant(v.getText())
v.getText()
).collect(Collectors.toList());
}
@Override
public void enterEquals(UnifyResultParser.EqualsContext ctx) {
List<String> parameterList = parseParameterList(ctx.parameterList());
if(parameterList.size()<2)throw new DebugException("Fehler in Equals-Regel");
String ls = parameterList.get(0);
String rs = parameterList.get(1);
equalsRelations.add(new Relation(ls, rs));
}
@Override
public void enterSmaller(UnifyResultParser.SmallerContext ctx) {
List<String> parameterList = parseParameterList(ctx.parameterList());
if(parameterList.size()<2)throw new DebugException("Fehler in Smaller-Regel");
String ls = parameterList.get(0);
String rs = parameterList.get(1);
smallerRelations.add(new Relation(ls, rs));
}
@Override
public void enterTypeVar(UnifyResultParser.TypeVarContext ctx) {
List<String> parameterList = parseParameterList(ctx.parameterList());
if(parameterList.size()<1)throw new DebugException("Fehler in typeVar-Regel");
tphs.add(parameterList.get(0));
}
@Override
public void enterType(UnifyResultParser.TypeContext ctx){
List<String> parameterList = parseParameterList(ctx.parameterList());
if(parameterList.size()<3)throw new DebugException("Fehler in Type-Regel");
String name = parameterList.get(0);
String typeName = parameterList.get(1);
String paramPointer = parameterList.get(2);
types.put(name, new ParsedType(typeName, paramPointer));
}
/*
private List<String> parsedRule;
private List<String> parseRule(String rule){
UnifyResultLexer lexer = new UnifyResultLexer(CharStreams.fromString(rule));
UnifyResultParser.AspruleContext parseTree = new UnifyResultParser(new CommonTokenStream(lexer)).asprule();
parsedRule = new ArrayList<>();
new ParseTreeWalker().walk(this, parseTree);
return parsedRule;
}
@Override
public void enterAsprule(UnifyResultParser.AspruleContext ctx) {
super.enterAsprule(ctx);
for(int i = 0; i< ctx.getChildCount();i++){
parsedRule.add(ctx.getChild(i).getText());
}
}
*/
private ASPParser(String toParse, Collection<TypePlaceholder> oldPlaceholders){
//System.out.println(toParse);
this.originalTPHs = oldPlaceholders;
/*
JsonObject jsonResult = Json.createReader(new StringReader(toParse)).readObject();
JsonArray results = jsonResult.getJsonArray("Call").getJsonObject(0).
getJsonArray("Witnesses").getJsonObject(0).
getJsonArray("Value");
//Im ersten Schritt werden alle Regeln geparst
String completeResult = "";
for(int i = 0; i<results.size();i++){
String aspStatement = results.getString(i);
completeResult += aspStatement + " ";
}
System.out.println(completeResult);
*/
UnifyResultLexer lexer = new UnifyResultLexer(CharStreams.fromString(toParse));
UnifyResultParser.AnswerContext parseTree = new UnifyResultParser(new CommonTokenStream(lexer)).answer();
new ParseTreeWalker().walk(this, parseTree);
/*
Diese Funktion läuft im folgenden mehrmals über das Result aus dem ASP Programm.
Dabei werden Schritt für Schritt die Felder dieser Klasse befüllt die am Schluss das ResultSet ergeben
*/
Set<ResultPair> ret = new HashSet<>();
//Zuerst die params und typeVars:
//for(String paramPointer : types.values().stream().map(parsedType -> parsedType.params).collect(Collectors.toList())){ }
//Dann die Equalsdot Statements
for(Relation eq : equalsRelations){
RefTypeOrTPHOrWildcardOrGeneric lsType = this.getType(eq.left);
RefTypeOrTPHOrWildcardOrGeneric rsType = this.getType(eq.right);
if(lsType instanceof TypePlaceholder && rsType instanceof RefType)
ret.add(new PairTPHequalRefTypeOrWildcardType((TypePlaceholder) lsType, rsType));
else if(lsType instanceof TypePlaceholder && rsType instanceof TypePlaceholder)
ret.add(new PairTPHEqualTPH((TypePlaceholder)lsType, (TypePlaceholder)rsType));
else throw new NotImplementedException();
}
this.resultSet = new ResultSet(ret);
}
private RefTypeOrTPHOrWildcardOrGeneric getType(String name) {
if(tphs.contains(name)){
name = ASPStringConverter.fromConstant(name);
for(TypePlaceholder tph : originalTPHs){
if(tph.getName().equals(name))return tph;
}
return TypePlaceholder.fresh(new NullToken());
}else
if(types.containsKey(name)){
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
ParsedType t = types.get(name);
for(String param : getParams(t.params)){
params.add(this.getType(param));
}
return new RefType(new JavaClassName(ASPStringConverter.fromConstant(t.name)), params, new NullToken());
}else throw new DebugException("Der Typ " + name + " konnte nicht bestimmt werden");
}
private static class ParameterListNode{
final String type;
final String nextNode;
public ParameterListNode(String type, String next) {
this.type = type;
this.nextNode = next;
}
}
private List<String> getParams(String pointer) {
List<String> params = new ArrayList<>();
while(pointer != null){
if(pointer.equals(ASPRule.ASP_PARAMLIST_END_POINTER.toString()))return params;
if(!parameterLists.containsKey(pointer))
throw new DebugException("Fehler in Ergebnisparsen");
//TODO: Fehler in ASP. Die adapt Regel muss erkennen, wenn die Parameterliste auf der linken Seite kürzer ist und diese Rechtzeitig beenden
ParameterListNode param = parameterLists.get(pointer);
pointer = param.nextNode;
params.add(param.type);
}
return params;
//Optional<ASPParameterList> ret = parameterLists.stream().filter(aspParameterList -> aspParameterList.name.equals(rs)).findAny();
//return ret.get();
}
}

37
src/de/dhbwstuttgart/sat/asp/parser/antlr/UnifyResult.g4 Normal file
View File

@ -0,0 +1,37 @@
grammar UnifyResult;
answer : 'ANSWER' (resultSetRule '.')*;
resultSetRule :
parameter
| equals
| smaller
| typeVar
| type
| otherRule
;
parameterList : '(' value (',' value)* ')';
value : NAME
| resultSetRule ;
parameter : PARAMLIST_NAME parameterList;
equals : EQUALS_NAME parameterList;
smaller : SMALLER_NAME parameterList;
typeVar : TYPEVAR_NAME parameterList;
type : TYPE_NAME parameterList;
otherRule : NAME parameterList;
//TODO: Es sollte Regeln für das Result set geben, welche sich nicht mit den anderen überdecken, dann auch nur diese im Result ausgeben
PARAMLIST_NAME : 'param';
EQUALS_NAME : 'equals';
SMALLER_NAME : 'smaller';
TYPEVAR_NAME : 'typeVar';
TYPE_NAME : 'type';
NAME : [a-zA-Z0-9_]+;
WS : [ \t\r\n\u000C]+ -> skip
;
LINE_COMMENT
: '%' ~[\r\n]* -> skip
;

23
src/de/dhbwstuttgart/sat/asp/parser/antlr/UnifyResult.tokens Normal file
View File

@ -0,0 +1,23 @@
T__0=1
T__1=2
T__2=3
T__3=4
T__4=5
PARAMLIST_NAME=6
EQUALS_NAME=7
SMALLER_NAME=8
TYPEVAR_NAME=9
TYPE_NAME=10
NAME=11
WS=12
LINE_COMMENT=13
'ANSWER'=1
'.'=2
'('=3
','=4
')'=5
'param'=6
'equals'=7
'smaller'=8
'typeVar'=9
'type'=10

159
src/de/dhbwstuttgart/sat/asp/parser/antlr/UnifyResultBaseListener.java Normal file
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@ -0,0 +1,159 @@
// Generated from UnifyResult.g4 by ANTLR 4.7
package de.dhbwstuttgart.sat.asp.parser.antlr;
import org.antlr.v4.runtime.ParserRuleContext;
import org.antlr.v4.runtime.tree.ErrorNode;
import org.antlr.v4.runtime.tree.TerminalNode;
/**
* This class provides an empty implementation of {@link UnifyResultListener},
* which can be extended to create a listener which only needs to handle a subset
* of the available methods.
*/
public class UnifyResultBaseListener implements UnifyResultListener {
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterAnswer(UnifyResultParser.AnswerContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitAnswer(UnifyResultParser.AnswerContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterResultSetRule(UnifyResultParser.ResultSetRuleContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitResultSetRule(UnifyResultParser.ResultSetRuleContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterParameterList(UnifyResultParser.ParameterListContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitParameterList(UnifyResultParser.ParameterListContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterValue(UnifyResultParser.ValueContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitValue(UnifyResultParser.ValueContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterParameter(UnifyResultParser.ParameterContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitParameter(UnifyResultParser.ParameterContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterEquals(UnifyResultParser.EqualsContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitEquals(UnifyResultParser.EqualsContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterSmaller(UnifyResultParser.SmallerContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitSmaller(UnifyResultParser.SmallerContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterTypeVar(UnifyResultParser.TypeVarContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitTypeVar(UnifyResultParser.TypeVarContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterType(UnifyResultParser.TypeContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitType(UnifyResultParser.TypeContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterOtherRule(UnifyResultParser.OtherRuleContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitOtherRule(UnifyResultParser.OtherRuleContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterEveryRule(ParserRuleContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitEveryRule(ParserRuleContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void visitTerminal(TerminalNode node) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void visitErrorNode(ErrorNode node) { }
}

134
src/de/dhbwstuttgart/sat/asp/parser/antlr/UnifyResultLexer.java Normal file
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@ -0,0 +1,134 @@
// Generated from UnifyResult.g4 by ANTLR 4.7
package de.dhbwstuttgart.sat.asp.parser.antlr;
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"})
public class UnifyResultLexer extends Lexer {
static { RuntimeMetaData.checkVersion("4.7", RuntimeMetaData.VERSION); }
protected static final DFA[] _decisionToDFA;
protected static final PredictionContextCache _sharedContextCache =
new PredictionContextCache();
public static final int
T__0=1, T__1=2, T__2=3, T__3=4, T__4=5, PARAMLIST_NAME=6, EQUALS_NAME=7,
SMALLER_NAME=8, TYPEVAR_NAME=9, TYPE_NAME=10, NAME=11, WS=12, LINE_COMMENT=13;
public static String[] channelNames = {
"DEFAULT_TOKEN_CHANNEL", "HIDDEN"
};
public static String[] modeNames = {
"DEFAULT_MODE"
};
public static final String[] ruleNames = {
"T__0", "T__1", "T__2", "T__3", "T__4", "PARAMLIST_NAME", "EQUALS_NAME",
"SMALLER_NAME", "TYPEVAR_NAME", "TYPE_NAME", "NAME", "WS", "LINE_COMMENT"
};
private static final String[] _LITERAL_NAMES = {
null, "'ANSWER'", "'.'", "'('", "','", "')'", "'param'", "'equals'", "'smaller'",
"'typeVar'", "'type'"
};
private static final String[] _SYMBOLIC_NAMES = {
null, null, null, null, null, null, "PARAMLIST_NAME", "EQUALS_NAME", "SMALLER_NAME",
"TYPEVAR_NAME", "TYPE_NAME", "NAME", "WS", "LINE_COMMENT"
};
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 UnifyResultLexer(CharStream input) {
super(input);
_interp = new LexerATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
}
@Override
public String getGrammarFileName() { return "UnifyResult.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 =
"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\2\17c\b\1\4\2\t\2\4"+
"\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\4\13\t"+
"\13\4\f\t\f\4\r\t\r\4\16\t\16\3\2\3\2\3\2\3\2\3\2\3\2\3\2\3\3\3\3\3\4"+
"\3\4\3\5\3\5\3\6\3\6\3\7\3\7\3\7\3\7\3\7\3\7\3\b\3\b\3\b\3\b\3\b\3\b\3"+
"\b\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\n\3\n\3\n\3\n\3\n\3\n\3\n\3\n\3\13"+
"\3\13\3\13\3\13\3\13\3\f\6\fP\n\f\r\f\16\fQ\3\r\6\rU\n\r\r\r\16\rV\3\r"+
"\3\r\3\16\3\16\7\16]\n\16\f\16\16\16`\13\16\3\16\3\16\2\2\17\3\3\5\4\7"+
"\5\t\6\13\7\r\b\17\t\21\n\23\13\25\f\27\r\31\16\33\17\3\2\5\6\2\62;C\\"+
"aac|\5\2\13\f\16\17\"\"\4\2\f\f\17\17\2e\2\3\3\2\2\2\2\5\3\2\2\2\2\7\3"+
"\2\2\2\2\t\3\2\2\2\2\13\3\2\2\2\2\r\3\2\2\2\2\17\3\2\2\2\2\21\3\2\2\2"+
"\2\23\3\2\2\2\2\25\3\2\2\2\2\27\3\2\2\2\2\31\3\2\2\2\2\33\3\2\2\2\3\35"+
"\3\2\2\2\5$\3\2\2\2\7&\3\2\2\2\t(\3\2\2\2\13*\3\2\2\2\r,\3\2\2\2\17\62"+
"\3\2\2\2\219\3\2\2\2\23A\3\2\2\2\25I\3\2\2\2\27O\3\2\2\2\31T\3\2\2\2\33"+
"Z\3\2\2\2\35\36\7C\2\2\36\37\7P\2\2\37 \7U\2\2 !\7Y\2\2!\"\7G\2\2\"#\7"+
"T\2\2#\4\3\2\2\2$%\7\60\2\2%\6\3\2\2\2&\'\7*\2\2\'\b\3\2\2\2()\7.\2\2"+
")\n\3\2\2\2*+\7+\2\2+\f\3\2\2\2,-\7r\2\2-.\7c\2\2./\7t\2\2/\60\7c\2\2"+
"\60\61\7o\2\2\61\16\3\2\2\2\62\63\7g\2\2\63\64\7s\2\2\64\65\7w\2\2\65"+
"\66\7c\2\2\66\67\7n\2\2\678\7u\2\28\20\3\2\2\29:\7u\2\2:;\7o\2\2;<\7c"+
"\2\2<=\7n\2\2=>\7n\2\2>?\7g\2\2?@\7t\2\2@\22\3\2\2\2AB\7v\2\2BC\7{\2\2"+
"CD\7r\2\2DE\7g\2\2EF\7X\2\2FG\7c\2\2GH\7t\2\2H\24\3\2\2\2IJ\7v\2\2JK\7"+
"{\2\2KL\7r\2\2LM\7g\2\2M\26\3\2\2\2NP\t\2\2\2ON\3\2\2\2PQ\3\2\2\2QO\3"+
"\2\2\2QR\3\2\2\2R\30\3\2\2\2SU\t\3\2\2TS\3\2\2\2UV\3\2\2\2VT\3\2\2\2V"+
"W\3\2\2\2WX\3\2\2\2XY\b\r\2\2Y\32\3\2\2\2Z^\7\'\2\2[]\n\4\2\2\\[\3\2\2"+
"\2]`\3\2\2\2^\\\3\2\2\2^_\3\2\2\2_a\3\2\2\2`^\3\2\2\2ab\b\16\2\2b\34\3"+
"\2\2\2\6\2QV^\3\b\2\2";
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);
}
}
}

23
src/de/dhbwstuttgart/sat/asp/parser/antlr/UnifyResultLexer.tokens Normal file
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@ -0,0 +1,23 @@
T__0=1
T__1=2
T__2=3
T__3=4
T__4=5
PARAMLIST_NAME=6
EQUALS_NAME=7
SMALLER_NAME=8
TYPEVAR_NAME=9
TYPE_NAME=10
NAME=11
WS=12
LINE_COMMENT=13
'ANSWER'=1
'.'=2
'('=3
','=4
')'=5
'param'=6
'equals'=7
'smaller'=8
'typeVar'=9
'type'=10

110
src/de/dhbwstuttgart/sat/asp/parser/antlr/UnifyResultListener.java Normal file
View File

@ -0,0 +1,110 @@
// Generated from UnifyResult.g4 by ANTLR 4.7
package de.dhbwstuttgart.sat.asp.parser.antlr;
import org.antlr.v4.runtime.tree.ParseTreeListener;
/**
* This interface defines a complete listener for a parse tree produced by
* {@link UnifyResultParser}.
*/
public interface UnifyResultListener extends ParseTreeListener {
/**
* Enter a parse tree produced by {@link UnifyResultParser#answer}.
* @param ctx the parse tree
*/
void enterAnswer(UnifyResultParser.AnswerContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#answer}.
* @param ctx the parse tree
*/
void exitAnswer(UnifyResultParser.AnswerContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#resultSetRule}.
* @param ctx the parse tree
*/
void enterResultSetRule(UnifyResultParser.ResultSetRuleContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#resultSetRule}.
* @param ctx the parse tree
*/
void exitResultSetRule(UnifyResultParser.ResultSetRuleContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#parameterList}.
* @param ctx the parse tree
*/
void enterParameterList(UnifyResultParser.ParameterListContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#parameterList}.
* @param ctx the parse tree
*/
void exitParameterList(UnifyResultParser.ParameterListContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#value}.
* @param ctx the parse tree
*/
void enterValue(UnifyResultParser.ValueContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#value}.
* @param ctx the parse tree
*/
void exitValue(UnifyResultParser.ValueContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#parameter}.
* @param ctx the parse tree
*/
void enterParameter(UnifyResultParser.ParameterContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#parameter}.
* @param ctx the parse tree
*/
void exitParameter(UnifyResultParser.ParameterContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#equals}.
* @param ctx the parse tree
*/
void enterEquals(UnifyResultParser.EqualsContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#equals}.
* @param ctx the parse tree
*/
void exitEquals(UnifyResultParser.EqualsContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#smaller}.
* @param ctx the parse tree
*/
void enterSmaller(UnifyResultParser.SmallerContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#smaller}.
* @param ctx the parse tree
*/
void exitSmaller(UnifyResultParser.SmallerContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#typeVar}.
* @param ctx the parse tree
*/
void enterTypeVar(UnifyResultParser.TypeVarContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#typeVar}.
* @param ctx the parse tree
*/
void exitTypeVar(UnifyResultParser.TypeVarContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#type}.
* @param ctx the parse tree
*/
void enterType(UnifyResultParser.TypeContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#type}.
* @param ctx the parse tree
*/
void exitType(UnifyResultParser.TypeContext ctx);
/**
* Enter a parse tree produced by {@link UnifyResultParser#otherRule}.
* @param ctx the parse tree
*/
void enterOtherRule(UnifyResultParser.OtherRuleContext ctx);
/**
* Exit a parse tree produced by {@link UnifyResultParser#otherRule}.
* @param ctx the parse tree
*/
void exitOtherRule(UnifyResultParser.OtherRuleContext ctx);
}

639
src/de/dhbwstuttgart/sat/asp/parser/antlr/UnifyResultParser.java Normal file
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@ -0,0 +1,639 @@
// Generated from UnifyResult.g4 by ANTLR 4.7
package de.dhbwstuttgart.sat.asp.parser.antlr;
import org.antlr.v4.runtime.atn.*;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.misc.*;
import org.antlr.v4.runtime.tree.*;
import java.util.List;
import java.util.Iterator;
import java.util.ArrayList;
@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
public class UnifyResultParser extends Parser {
static { RuntimeMetaData.checkVersion("4.7", RuntimeMetaData.VERSION); }
protected static final DFA[] _decisionToDFA;
protected static final PredictionContextCache _sharedContextCache =
new PredictionContextCache();
public static final int
T__0=1, T__1=2, T__2=3, T__3=4, T__4=5, PARAMLIST_NAME=6, EQUALS_NAME=7,
SMALLER_NAME=8, TYPEVAR_NAME=9, TYPE_NAME=10, NAME=11, WS=12, LINE_COMMENT=13;
public static final int
RULE_answer = 0, RULE_resultSetRule = 1, RULE_parameterList = 2, RULE_value = 3,
RULE_parameter = 4, RULE_equals = 5, RULE_smaller = 6, RULE_typeVar = 7,
RULE_type = 8, RULE_otherRule = 9;
public static final String[] ruleNames = {
"answer", "resultSetRule", "parameterList", "value", "parameter", "equals",
"smaller", "typeVar", "type", "otherRule"
};
private static final String[] _LITERAL_NAMES = {
null, "'ANSWER'", "'.'", "'('", "','", "')'", "'param'", "'equals'", "'smaller'",
"'typeVar'", "'type'"
};
private static final String[] _SYMBOLIC_NAMES = {
null, null, null, null, null, null, "PARAMLIST_NAME", "EQUALS_NAME", "SMALLER_NAME",
"TYPEVAR_NAME", "TYPE_NAME", "NAME", "WS", "LINE_COMMENT"
};
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;
}
@Override
public String getGrammarFileName() { return "UnifyResult.g4"; }
@Override
public String[] getRuleNames() { return ruleNames; }
@Override
public String getSerializedATN() { return _serializedATN; }
@Override
public ATN getATN() { return _ATN; }
public UnifyResultParser(TokenStream input) {
super(input);
_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
}
public static class AnswerContext extends ParserRuleContext {
public List<ResultSetRuleContext> resultSetRule() {
return getRuleContexts(ResultSetRuleContext.class);
}
public ResultSetRuleContext resultSetRule(int i) {
return getRuleContext(ResultSetRuleContext.class,i);
}
public AnswerContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_answer; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterAnswer(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitAnswer(this);
}
}
public final AnswerContext answer() throws RecognitionException {
AnswerContext _localctx = new AnswerContext(_ctx, getState());
enterRule(_localctx, 0, RULE_answer);
int _la;
try {
enterOuterAlt(_localctx, 1);
{
setState(20);
match(T__0);
setState(26);
_errHandler.sync(this);
_la = _input.LA(1);
while ((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << PARAMLIST_NAME) | (1L << EQUALS_NAME) | (1L << SMALLER_NAME) | (1L << TYPEVAR_NAME) | (1L << TYPE_NAME) | (1L << NAME))) != 0)) {
{
{
setState(21);
resultSetRule();
setState(22);
match(T__1);
}
}
setState(28);
_errHandler.sync(this);
_la = _input.LA(1);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class ResultSetRuleContext extends ParserRuleContext {
public ParameterContext parameter() {
return getRuleContext(ParameterContext.class,0);
}
public EqualsContext equals() {
return getRuleContext(EqualsContext.class,0);
}
public SmallerContext smaller() {
return getRuleContext(SmallerContext.class,0);
}
public TypeVarContext typeVar() {
return getRuleContext(TypeVarContext.class,0);
}
public TypeContext type() {
return getRuleContext(TypeContext.class,0);
}
public OtherRuleContext otherRule() {
return getRuleContext(OtherRuleContext.class,0);
}
public ResultSetRuleContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_resultSetRule; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterResultSetRule(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitResultSetRule(this);
}
}
public final ResultSetRuleContext resultSetRule() throws RecognitionException {
ResultSetRuleContext _localctx = new ResultSetRuleContext(_ctx, getState());
enterRule(_localctx, 2, RULE_resultSetRule);
try {
setState(35);
_errHandler.sync(this);
switch (_input.LA(1)) {
case PARAMLIST_NAME:
enterOuterAlt(_localctx, 1);
{
setState(29);
parameter();
}
break;
case EQUALS_NAME:
enterOuterAlt(_localctx, 2);
{
setState(30);
equals();
}
break;
case SMALLER_NAME:
enterOuterAlt(_localctx, 3);
{
setState(31);
smaller();
}
break;
case TYPEVAR_NAME:
enterOuterAlt(_localctx, 4);
{
setState(32);
typeVar();
}
break;
case TYPE_NAME:
enterOuterAlt(_localctx, 5);
{
setState(33);
type();
}
break;
case NAME:
enterOuterAlt(_localctx, 6);
{
setState(34);
otherRule();
}
break;
default:
throw new NoViableAltException(this);
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class ParameterListContext extends ParserRuleContext {
public List<ValueContext> value() {
return getRuleContexts(ValueContext.class);
}
public ValueContext value(int i) {
return getRuleContext(ValueContext.class,i);
}
public ParameterListContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_parameterList; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterParameterList(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitParameterList(this);
}
}
public final ParameterListContext parameterList() throws RecognitionException {
ParameterListContext _localctx = new ParameterListContext(_ctx, getState());
enterRule(_localctx, 4, RULE_parameterList);
int _la;
try {
enterOuterAlt(_localctx, 1);
{
setState(37);
match(T__2);
setState(38);
value();
setState(43);
_errHandler.sync(this);
_la = _input.LA(1);
while (_la==T__3) {
{
{
setState(39);
match(T__3);
setState(40);
value();
}
}
setState(45);
_errHandler.sync(this);
_la = _input.LA(1);
}
setState(46);
match(T__4);
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class ValueContext extends ParserRuleContext {
public TerminalNode NAME() { return getToken(UnifyResultParser.NAME, 0); }
public ResultSetRuleContext resultSetRule() {
return getRuleContext(ResultSetRuleContext.class,0);
}
public ValueContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_value; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterValue(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitValue(this);
}
}
public final ValueContext value() throws RecognitionException {
ValueContext _localctx = new ValueContext(_ctx, getState());
enterRule(_localctx, 6, RULE_value);
try {
setState(50);
_errHandler.sync(this);
switch ( getInterpreter().adaptivePredict(_input,3,_ctx) ) {
case 1:
enterOuterAlt(_localctx, 1);
{
setState(48);
match(NAME);
}
break;
case 2:
enterOuterAlt(_localctx, 2);
{
setState(49);
resultSetRule();
}
break;
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class ParameterContext extends ParserRuleContext {
public TerminalNode PARAMLIST_NAME() { return getToken(UnifyResultParser.PARAMLIST_NAME, 0); }
public ParameterListContext parameterList() {
return getRuleContext(ParameterListContext.class,0);
}
public ParameterContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_parameter; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterParameter(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitParameter(this);
}
}
public final ParameterContext parameter() throws RecognitionException {
ParameterContext _localctx = new ParameterContext(_ctx, getState());
enterRule(_localctx, 8, RULE_parameter);
try {
enterOuterAlt(_localctx, 1);
{
setState(52);
match(PARAMLIST_NAME);
setState(53);
parameterList();
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class EqualsContext extends ParserRuleContext {
public TerminalNode EQUALS_NAME() { return getToken(UnifyResultParser.EQUALS_NAME, 0); }
public ParameterListContext parameterList() {
return getRuleContext(ParameterListContext.class,0);
}
public EqualsContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_equals; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterEquals(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitEquals(this);
}
}
public final EqualsContext equals() throws RecognitionException {
EqualsContext _localctx = new EqualsContext(_ctx, getState());
enterRule(_localctx, 10, RULE_equals);
try {
enterOuterAlt(_localctx, 1);
{
setState(55);
match(EQUALS_NAME);
setState(56);
parameterList();
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class SmallerContext extends ParserRuleContext {
public TerminalNode SMALLER_NAME() { return getToken(UnifyResultParser.SMALLER_NAME, 0); }
public ParameterListContext parameterList() {
return getRuleContext(ParameterListContext.class,0);
}
public SmallerContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_smaller; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterSmaller(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitSmaller(this);
}
}
public final SmallerContext smaller() throws RecognitionException {
SmallerContext _localctx = new SmallerContext(_ctx, getState());
enterRule(_localctx, 12, RULE_smaller);
try {
enterOuterAlt(_localctx, 1);
{
setState(58);
match(SMALLER_NAME);
setState(59);
parameterList();
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class TypeVarContext extends ParserRuleContext {
public TerminalNode TYPEVAR_NAME() { return getToken(UnifyResultParser.TYPEVAR_NAME, 0); }
public ParameterListContext parameterList() {
return getRuleContext(ParameterListContext.class,0);
}
public TypeVarContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_typeVar; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterTypeVar(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitTypeVar(this);
}
}
public final TypeVarContext typeVar() throws RecognitionException {
TypeVarContext _localctx = new TypeVarContext(_ctx, getState());
enterRule(_localctx, 14, RULE_typeVar);
try {
enterOuterAlt(_localctx, 1);
{
setState(61);
match(TYPEVAR_NAME);
setState(62);
parameterList();
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class TypeContext extends ParserRuleContext {
public TerminalNode TYPE_NAME() { return getToken(UnifyResultParser.TYPE_NAME, 0); }
public ParameterListContext parameterList() {
return getRuleContext(ParameterListContext.class,0);
}
public TypeContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_type; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterType(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitType(this);
}
}
public final TypeContext type() throws RecognitionException {
TypeContext _localctx = new TypeContext(_ctx, getState());
enterRule(_localctx, 16, RULE_type);
try {
enterOuterAlt(_localctx, 1);
{
setState(64);
match(TYPE_NAME);
setState(65);
parameterList();
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class OtherRuleContext extends ParserRuleContext {
public TerminalNode NAME() { return getToken(UnifyResultParser.NAME, 0); }
public ParameterListContext parameterList() {
return getRuleContext(ParameterListContext.class,0);
}
public OtherRuleContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_otherRule; }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).enterOtherRule(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof UnifyResultListener ) ((UnifyResultListener)listener).exitOtherRule(this);
}
}
public final OtherRuleContext otherRule() throws RecognitionException {
OtherRuleContext _localctx = new OtherRuleContext(_ctx, getState());
enterRule(_localctx, 18, RULE_otherRule);
try {
enterOuterAlt(_localctx, 1);
{
setState(67);
match(NAME);
setState(68);
parameterList();
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static final String _serializedATN =
"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3\17I\4\2\t\2\4\3\t"+
"\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\4\13\t\13\3"+
"\2\3\2\3\2\3\2\7\2\33\n\2\f\2\16\2\36\13\2\3\3\3\3\3\3\3\3\3\3\3\3\5\3"+
"&\n\3\3\4\3\4\3\4\3\4\7\4,\n\4\f\4\16\4/\13\4\3\4\3\4\3\5\3\5\5\5\65\n"+
"\5\3\6\3\6\3\6\3\7\3\7\3\7\3\b\3\b\3\b\3\t\3\t\3\t\3\n\3\n\3\n\3\13\3"+
"\13\3\13\3\13\2\2\f\2\4\6\b\n\f\16\20\22\24\2\2\2F\2\26\3\2\2\2\4%\3\2"+
"\2\2\6\'\3\2\2\2\b\64\3\2\2\2\n\66\3\2\2\2\f9\3\2\2\2\16<\3\2\2\2\20?"+
"\3\2\2\2\22B\3\2\2\2\24E\3\2\2\2\26\34\7\3\2\2\27\30\5\4\3\2\30\31\7\4"+
"\2\2\31\33\3\2\2\2\32\27\3\2\2\2\33\36\3\2\2\2\34\32\3\2\2\2\34\35\3\2"+
"\2\2\35\3\3\2\2\2\36\34\3\2\2\2\37&\5\n\6\2 &\5\f\7\2!&\5\16\b\2\"&\5"+
"\20\t\2#&\5\22\n\2$&\5\24\13\2%\37\3\2\2\2% \3\2\2\2%!\3\2\2\2%\"\3\2"+
"\2\2%#\3\2\2\2%$\3\2\2\2&\5\3\2\2\2\'(\7\5\2\2(-\5\b\5\2)*\7\6\2\2*,\5"+
"\b\5\2+)\3\2\2\2,/\3\2\2\2-+\3\2\2\2-.\3\2\2\2.\60\3\2\2\2/-\3\2\2\2\60"+
"\61\7\7\2\2\61\7\3\2\2\2\62\65\7\r\2\2\63\65\5\4\3\2\64\62\3\2\2\2\64"+
"\63\3\2\2\2\65\t\3\2\2\2\66\67\7\b\2\2\678\5\6\4\28\13\3\2\2\29:\7\t\2"+
"\2:;\5\6\4\2;\r\3\2\2\2<=\7\n\2\2=>\5\6\4\2>\17\3\2\2\2?@\7\13\2\2@A\5"+
"\6\4\2A\21\3\2\2\2BC\7\f\2\2CD\5\6\4\2D\23\3\2\2\2EF\7\r\2\2FG\5\6\4\2"+
"G\25\3\2\2\2\6\34%-\64";
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);
}
}
}

7
src/de/dhbwstuttgart/sat/asp/parser/model/ParsedASPStatement.java
View File

@ -1,7 +0,0 @@
package de.dhbwstuttgart.sat.asp.parser.model;
public class ParsedASPStatement {
public ParsedASPStatement(String statement){
}
}

12
src/de/dhbwstuttgart/sat/asp/parser/model/ParsedType.java Normal file
View File

@ -0,0 +1,12 @@
package de.dhbwstuttgart.sat.asp.parser.model;
import java.util.List;
public class ParsedType {
public final String name;
public final String params;
public ParsedType(String name, String params){
this.name = name;
this.params = params;
}
}

127
src/de/dhbwstuttgart/sat/asp/writer/ASPFactory.java Normal file
View File

@ -0,0 +1,127 @@
package de.dhbwstuttgart.sat.asp.writer;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.FCGenerator;
import de.dhbwstuttgart.sat.asp.ASPStringConverter;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import java.util.*;
public class ASPFactory implements TypeVisitor<String>{
public static String generateASP(ConstraintSet<Pair> constraints, Collection<ClassOrInterface> fcClasses) throws ClassNotFoundException{
ASPFactory factory = new ASPFactory();
factory.convertFC(fcClasses);
List<Constraint<Pair>> constraints1 = constraints.cartesianProduct().iterator().next();
for(Constraint<Pair> constraint : constraints1){
for(Pair p : constraint){
factory.convertPair(p);
}
}
return factory.writer.getASPFile();
}
ASPWriter writer = new ASPWriter();
boolean isFCType = false;
private void convertFC(Collection<ClassOrInterface> classes) throws ClassNotFoundException {
Set<Pair> fc = FCGenerator.toFC(classes);
isFCType = true;
for(Pair fcp : fc){
convertPair(fcp);
}
isFCType = false;
}
private void convertPair(Pair p){
String ls = p.TA1.acceptTV(this);
String rs = p.TA2.acceptTV(this);
ASPStatement pairStmt = null;
if(p.GetOperator().equals(PairOperator.SMALLERDOT)){
pairStmt = makeStatement(ASPRule.ASP_PAIR_SMALLER_DOT_NAME.toString(), ls, rs);
}else if(p.GetOperator().equals(PairOperator.EQUALSDOT)){
pairStmt = makeStatement(ASPRule.ASP_PAIR_EQUALS_NAME.toString(), ls, rs);
}else if(p.GetOperator().equals(PairOperator.SMALLER)){
pairStmt = makeStatement(ASPRule.ASP_PAIR_SMALLER_NAME.toString(), ls, rs);
}else throw new NotImplementedException();
writer.add(pairStmt);
}
private ASPStatement makeStatement(String rule, String... params){
String stmt = rule + "(";
for(String param : params){
stmt += param + ",";
}
stmt = stmt.substring(0,stmt.length()-1);
stmt += ")";
return new ASPStatement(stmt);
}
private String convertParameterlist(List<String> pointers){
String pointer = ASPStringConverter.toConstant(NameGenerator.makeNewName());
Iterator<String> it = pointers.iterator();
String p = pointer;
if(!it.hasNext()){
return ASPRule.ASP_PARAMLIST_END_POINTER.toString();
}
while (it.hasNext()){
ASPStatement stmt;
String type = it.next();
String nextP = ASPStringConverter.toConstant(NameGenerator.makeNewName());
if(it.hasNext()){
stmt = makeStatement(ASPRule.ASP_PARAMLIST_NAME.toString(), p, type, nextP);
}else{
stmt = makeStatement(ASPRule.ASP_PARAMLIST_NAME.toString(), p, type,
ASPRule.ASP_PARAMLIST_END_POINTER.toString());
}
p = nextP;
writer.add(stmt);
}
return pointer;
}
@Override
public String visit(RefType refType) {
String pointer = ASPStringConverter.toConstant(NameGenerator.makeNewName());
List<String> params = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric param : refType.getParaList()){
params.add(param.acceptTV(this));
}
String typeName = ASPStringConverter.toConstant(refType.getName());
String ruleName = isFCType?ASPRule.ASP_FCTYPE.toString():ASPRule.ASP_TYPE.toString();
ASPStatement stmt = makeStatement(ruleName, pointer, typeName, convertParameterlist(params));
writer.add(stmt);
return pointer;
}
@Override
public String visit(SuperWildcardType superWildcardType) {
throw new NotImplementedException();
}
@Override
public String visit(TypePlaceholder typePlaceholder) {
String name = ASPStringConverter.toConstant(typePlaceholder.getName());
ASPStatement stmt = makeStatement(ASPRule.ASP_TYPE_VAR.toString(), name);
writer.add(stmt);
return name;
}
@Override
public String visit(ExtendsWildcardType extendsWildcardType) {
throw new NotImplementedException();
}
@Override
public String visit(GenericRefType genericRefType) {
throw new NotImplementedException();
}
}

264
src/de/dhbwstuttgart/sat/asp/writer/ASPGencayFactory.java Normal file
View File

@ -0,0 +1,264 @@
package de.dhbwstuttgart.sat.asp.writer;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.FCGenerator;
import de.dhbwstuttgart.sat.asp.ASPStringConverter;
import de.dhbwstuttgart.sat.asp.model.ASPGencayRule;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import java.util.*;
public class ASPGencayFactory implements TypeVisitor<String> {
/* TODO:
* Alle TPHs müssen als var(tph) definiert sein
* Wenn es eine Variable ist, dann direkt in die type-Regel schreiben: type(p, type, tph)
* Für die FCTypen eindeutige Namen für die pph-Regeln
* (ergibt sich von selbst, weil man einfach den Namen der TPH in der FC verwenden kann)
* paramOrder wird benötigt!
* Nur bei parameterlisten > 1
* paramOrder(paralistPointer, parameter, num)
* (ähnlich meiner paramNum)
* Trennung von FC und Eq:
* sub -> type -> param
* ...Eq -> typeEq -> paramEq
* type..(_,_,_p): p kann sein:
* 1. Variable
* 2. ParameterPointer
* 3. null
*/
ASPWriter writer = new ASPWriter();
boolean isFCType = false;
private static List<ASPStatement> generateVar(ConstraintSet<Pair> constraints){
List<ASPStatement> ret = new ArrayList<>();
for(TypePlaceholder tph : getInvolvedTPHS(constraints)){
ret.add(makeStatement(ASPGencayRule.ASP_TYPE_VAR.toString(),
ASPStringConverter.toConstant(tph.getName())));
}
return ret;
}
protected static Collection<TypePlaceholder> getInvolvedTPHS(ConstraintSet<Pair> toTest) {
List<TypePlaceholder> ret = new ArrayList<>();
toTest.map((Pair p)-> {
ret.addAll(p.TA1.acceptTV(new TPHExtractor()));
ret.addAll(p.TA2.acceptTV(new TPHExtractor()));
return p;
});
return ret;
}
public static String generateASP(ConstraintSet<Pair> constraints, Collection<ClassOrInterface> fcClasses) throws ClassNotFoundException{
ASPGencayFactory factory = new ASPGencayFactory();
factory.convertFC(fcClasses);
List<Constraint<Pair>> constraints1 = constraints.cartesianProduct().iterator().next();
for(Constraint<Pair> constraint : constraints1){
for(Pair p : constraint){
factory.convertPair(p);
}
}
factory.writer.addAll(generateVar(constraints));
return factory.writer.getASPFile();
}
private void convertFC(Collection<ClassOrInterface> classes) throws ClassNotFoundException {
Set<Pair> fc = FCGenerator.toFC(classes);
isFCType = true;
for(Pair fcp : fc){
generateTheta((RefType) fcp.TA1);
generateTheta((RefType) fcp.TA2);
convertPair(fcp);
}
isFCType = false;
}
private void generateTheta(RefType t){
String rule = "theta"+t.getParaList().size() ;
String name = ASPStringConverter.toConstant(t.getName());
writer.add(makeStatement(rule, name));
}
private void convertPair(Pair p){
String ls = p.TA1.acceptTV(this);
String rs = p.TA2.acceptTV(this);
ASPStatement pairStmt = null;
if(p.GetOperator().equals(PairOperator.SMALLERDOT)){
pairStmt = makeStatement(ASPGencayRule.ASP_PAIR_SMALLER_DOT_NAME.toString(), ls, rs);
}else if(p.GetOperator().equals(PairOperator.EQUALSDOT)){
pairStmt = makeStatement(ASPGencayRule.ASP_PAIR_EQUALS_NAME.toString(), ls, rs);
}else if(p.GetOperator().equals(PairOperator.SMALLER)){
pairStmt = makeStatement(ASPGencayRule.ASP_PAIR_SMALLER_NAME.toString(), ls, rs);
}else throw new NotImplementedException();
writer.add(pairStmt);
}
private static ASPStatement makeStatement(String rule, String... params){
String stmt = rule + "(";
for(String param : params){
stmt += param + ",";
}
stmt = stmt.substring(0,stmt.length()-1);
stmt += ")";
return new ASPStatement(stmt);
}
private String convertParameterlist(List<String> pointers){
//if(pointers.size()==1)return pointers.get(0);
String pointer = ASPStringConverter.toConstant(NameGenerator.makeNewName());
Iterator<String> it = pointers.iterator();
String p = pointer;
String paramname = ASPGencayRule.ASP_PARAMLIST_NAME.toString();
if(this.isFCType)paramname = ASPGencayRule.ASP_FC_PARAMLIST_NAME.toString();
if(!it.hasNext()){
return ASPGencayRule.ASP_PARAMLIST_END_POINTER.toString();
}
while (it.hasNext()){
ASPStatement stmt;
String type = it.next();
String nextP = ASPStringConverter.toConstant(NameGenerator.makeNewName());
if(it.hasNext()){
stmt = makeStatement(paramname, p, type, nextP);
}else{
stmt = makeStatement(paramname, p, type,
ASPGencayRule.ASP_PARAMLIST_END_POINTER.toString());
}
p = nextP;
writer.add(stmt);
}
return pointer;
}
//Wird zum erstellen der pph(..) Regeln gebraucht
private String currentFCTypePointer = "";
@Override
public String visit(RefType refType) {
String pointer = ASPStringConverter.toConstant(NameGenerator.makeNewName());
currentFCTypePointer = pointer;
String paramPointer = ASPGencayRule.ASP_PARAMLIST_END_POINTER.toString();
if(refType.getParaList().size() == 1 ){
if(refType.getParaList().get(0) instanceof TypePlaceholder){
TypePlaceholder typePlaceholder = (TypePlaceholder) refType.getParaList().get(0);
paramPointer = typePlaceholder.acceptTV(this);
}
}else{
List<String> params = null;
params = generateParameter(refType);
params.remove(0);
paramPointer = convertParameterlist(params);
if(refType.getParaList().size()>1){
//paramOrder generieren:
for(String param : params) {
ASPStatement pOstmt = makeStatement(ASPGencayRule.ASP_PARAMLIST_ORDER.toString(),
paramPointer, param);
writer.add(pOstmt);
}
}
}
String typeName = ASPStringConverter.toConstant(refType.getName());
String ruleName = isFCType? ASPGencayRule.ASP_FCTYPE.toString(): ASPGencayRule.ASP_TYPE.toString();
ASPStatement stmt = makeStatement(ruleName, pointer, typeName, paramPointer);
writer.add(stmt);
return pointer;
/*
String pointer = ASPStringConverter.toConstant(NameGenerator.makeNewName());
List<String> params = null;
params = generateParameter(refType);
params.remove(0); //Das erste ist der eigentliche Typ kein parameter
String typeName = ASPStringConverter.toConstant(refType.getName());
String ruleName = isFCType? ASPGencayRule.ASP_FCTYPE.toString(): ASPGencayRule.ASP_TYPE.toString();
ASPStatement stmt = makeStatement(ruleName, pointer, typeName, convertParameterlist(params));
writer.add(stmt);
return pointer;
*/
}
/**
* Erstellt die Parameterliste, wobei type auch schon als Parameter betrachtet wird.
* Die RefTypes werden nicht zu extra type-Regeln umgewandelt. Es wird nur ihr Name als Konstante benutzt
* Das funktioniert, weil nacher das ParamOrder zuteilt, welche Typen zusammenhängen.
* Diese funktion nur verwenden, wenn auch ein paramOrder generiert wird
*/
private List<String> generateParameter(RefType type){
List<String> ret = new ArrayList<>();
ret.add(ASPStringConverter.toConstant(type.getName()));
for(RefTypeOrTPHOrWildcardOrGeneric param : type.getParaList()){
if(param instanceof RefType){
ret.addAll(generateParameter((RefType) param));
}else if(param instanceof TypePlaceholder){
ret.add(param.acceptTV(this));
}else throw new NotImplementedException();
}
return ret;
}
@Override
public String visit(SuperWildcardType superWildcardType) {
throw new NotImplementedException();
}
@Override
public String visit(TypePlaceholder typePlaceholder) {
String name = ASPStringConverter.toConstant(typePlaceholder.getName());
ASPStatement stmt = null;
if(isFCType){
stmt = makeStatement(ASPGencayRule.ASP_GENERIC_VAR.toString(),
currentFCTypePointer, name);
} else {
stmt = makeStatement(ASPGencayRule.ASP_TYPE_VAR.toString(), name);
}
writer.add(stmt);
return name;
}
@Override
public String visit(ExtendsWildcardType extendsWildcardType) {
throw new NotImplementedException();
}
@Override
public String visit(GenericRefType genericRefType) {
throw new NotImplementedException();
}
private static class TPHExtractor implements TypeVisitor<List<TypePlaceholder>>{
@Override
public List<TypePlaceholder> visit(RefType refType) {
ArrayList<TypePlaceholder> ret = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric param : refType.getParaList()){
ret.addAll(param.acceptTV(this));
}
return ret;
}
@Override
public List<TypePlaceholder> visit(SuperWildcardType superWildcardType) {
return superWildcardType.getInnerType().acceptTV(this);
}
@Override
public List<TypePlaceholder> visit(TypePlaceholder typePlaceholder) {
return Arrays.asList(typePlaceholder);
}
@Override
public List<TypePlaceholder> visit(ExtendsWildcardType extendsWildcardType) {
return extendsWildcardType.getInnerType().acceptTV(this);
}
@Override
public List<TypePlaceholder> visit(GenericRefType genericRefType) {
return new ArrayList<>();
}
}
}

111
src/de/dhbwstuttgart/sat/asp/writer/ASPGenerator.java
View File

@ -1,111 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.sat.asp.writer.model.*;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.factory.UnifyTypeFactory;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
public class ASPGenerator {
ASPWriter writer = new ASPWriter();
private final String asp;
public ASPGenerator(ConstraintSet<Pair> constraints, Collection<ClassOrInterface> fcClasses){
List<Constraint<Pair>> constraints1 = constraints.cartesianProduct().iterator().next();
List<Pair> constraintPairs = new ArrayList<>();
for(Constraint<Pair> constraint : constraints1){
System.out.println(UnifyTypeFactory.convert(constraint));
constraintPairs.addAll(constraint);
}
asp = toASP(constraintPairs, fcClasses);
}
public String getASP(){
return asp;
}
private String toASP(List<Pair> constraintSet, Collection<ClassOrInterface> fcClasses){
TypeConverter converter = new TypeConverter();
for(ClassOrInterface cl : fcClasses){
ASPType superClass = cl.getSuperClass().acceptTV(converter);
ASPPairSmaller fcEntry = new ASPPairSmaller(convert(cl), superClass);
writer.add(new ASPStatement(fcEntry.toASP()));
}
for(Pair cons : constraintSet){
writer.add(new ASPStatement(convert(cons).toASP()));
}
return writer.getASPFile();
}
private ASPPair convert(Pair pair){
TypeConverter converter = new TypeConverter();
ASPType ls = pair.TA1.acceptTV(converter);
ASPType rs = pair.TA2.acceptTV(converter);
if(pair.OperatorEqual()){
return new ASPPairEquals(ls, rs);
}else if(pair.OperatorSmallerDot()){
return new ASPPairSmallerDot(ls, rs);
}else throw new NotImplementedException();
}
private ASPType convert(ClassOrInterface cl){
List<ASPType> paramList = new ArrayList<>();
for(GenericTypeVar gtv : cl.getGenerics()){
paramList.add(new ASPGenericType(toConstant(gtv.getName())));
}
ASPParameterList params = new ASPParameterList(paramList, writer);
return new ASPRefType(toConstant(cl.getClassName()), params);
}
public static String toConstant(JavaClassName name){
return toConstant(name.toString().replace(".", "_"));
}
public static String toConstant(String name){
return "c" + name.toString().replace(".", "_");
}
private class TypeConverter implements TypeVisitor<ASPType>{
@Override
public ASPType visit(RefType type) {
List<ASPType> paramList = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric gtv : type.getParaList()){
paramList.add(gtv.acceptTV(this));
}
ASPParameterList params = new ASPParameterList(paramList, writer);
return new ASPRefType(toConstant(type.getName()), params);
}
@Override
public ASPType visit(SuperWildcardType superWildcardType) {
throw new NotImplementedException();
}
@Override
public ASPType visit(TypePlaceholder typePlaceholder) {
return new ASPTypeVar(toConstant(typePlaceholder.getName()));
}
@Override
public ASPType visit(ExtendsWildcardType extendsWildcardType) {
throw new NotImplementedException();
}
@Override
public ASPType visit(GenericRefType genericRefType) {
return new ASPRefType(toConstant(genericRefType.getName()),
new ASPParameterList(new ArrayList<>(), writer));
}
}
}

2
src/de/dhbwstuttgart/sat/asp/writer/model/ASPStatement.java → src/de/dhbwstuttgart/sat/asp/writer/ASPStatement.java
View File

@ -1,4 +1,4 @@
package de.dhbwstuttgart.sat.asp.writer.model;
package de.dhbwstuttgart.sat.asp.writer;
public class ASPStatement {
private final String stmt;

8
src/de/dhbwstuttgart/sat/asp/writer/ASPWriter.java
View File

@ -1,8 +1,8 @@
package de.dhbwstuttgart.sat.asp.writer;
import de.dhbwstuttgart.sat.asp.writer.model.ASPStatement;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
public class ASPWriter {
@ -19,4 +19,8 @@ public class ASPWriter {
}
return ret;
}
public void addAll(Collection<ASPStatement> aspStatements) {
content.addAll(aspStatements);
}
}

15
src/de/dhbwstuttgart/sat/asp/writer/model/ASPGenericType.java
View File

@ -1,15 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
public class ASPGenericType implements ASPType{
private final String name;
public ASPGenericType(String name){
this.name = name;
}
public String toString(){
return ASPRule.ASP_GENERIC_TYPE_NAME + "(" + name + ")";
}
}

21
src/de/dhbwstuttgart/sat/asp/writer/model/ASPPair.java
View File

@ -1,21 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
public abstract class ASPPair {
public final ASPType leftSide;
public final ASPType rightSide;
public ASPPair(ASPType ls, ASPType rs){
this.leftSide = ls;
this.rightSide = rs;
}
public String toASP(){
return this.getRuleName() + "(" + leftSide + ","+ rightSide + ")";
}
public String toString(){
return toASP();
}
protected abstract String getRuleName();
}

14
src/de/dhbwstuttgart/sat/asp/writer/model/ASPPairEquals.java
View File

@ -1,14 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
public class ASPPairEquals extends ASPPair{
public ASPPairEquals(ASPType ls, ASPType rs){
super(ls, rs);
}
@Override
protected String getRuleName() {
return ASPRule.ASP_PAIR_EQUALS_NAME.toString();
}
}

16
src/de/dhbwstuttgart/sat/asp/writer/model/ASPPairSmaller.java
View File

@ -1,16 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
import java.util.Map;
public class ASPPairSmaller extends ASPPair{
public ASPPairSmaller(ASPType ls, ASPType rs){
super(ls, rs);
}
@Override
protected String getRuleName() {
return ASPRule.ASP_PAIR_SMALLER_NAME.toString();
}
}

14
src/de/dhbwstuttgart/sat/asp/writer/model/ASPPairSmallerDot.java
View File

@ -1,14 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
public class ASPPairSmallerDot extends ASPPair{
public ASPPairSmallerDot(ASPType ls, ASPType rs){
super(ls, rs);
}
@Override
protected String getRuleName() {
return ASPRule.ASP_PAIR_SMALLER_DOT_NAME.toString();
}
}

45
src/de/dhbwstuttgart/sat/asp/writer/model/ASPParameterList.java
View File

@ -1,45 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
import de.dhbwstuttgart.sat.asp.writer.ASPGenerator;
import de.dhbwstuttgart.sat.asp.writer.ASPWriter;
import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
import java.util.Iterator;
import java.util.List;
public class ASPParameterList {
public final String name;
private final List<ASPType> types;
public ASPParameterList(List<ASPType> types, ASPWriter writer){
int paramNum = 0;
this.types = types;
if(types.size() == 0){
name = ASPRule.ASP_PARAMLIST_END_POINTER.toString();
}else{
name = newName();
String nextPointer = name;
Iterator<ASPType> it = types.iterator();
while(it.hasNext()){
ASPType t = it.next();
String param = nextPointer + "," + t.toString() + ",";
nextPointer = newName();
if(! it.hasNext())nextPointer = ASPRule.ASP_PARAMLIST_END_POINTER.toString();
param += nextPointer;
writer.add(new ASPStatement(ASPRule.ASP_PARAMLIST_NAME + "(" + param + ")"));
writer.add(new ASPStatement(ASPRule.ASP_PARAMLISTNUMERATION_NAME + "(" + name + "," +t + "," + paramNum + ")"));
paramNum++;
//paramDefinitions.add(new ASPStatement(ASP_PARAMLIST_NAME + "(" + param + ")"));
}
}
}
private String newName() {
return ASPGenerator.toConstant(NameGenerator.makeNewName());
}
public String toString(){
return name;
}
}

21
src/de/dhbwstuttgart/sat/asp/writer/model/ASPRefType.java
View File

@ -1,21 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
public class ASPRefType implements ASPType {
private final ASPParameterList params;
private final String name;
public ASPRefType(String name, ASPParameterList params){
this.name = name;
this.params = params;
}
public ASPParameterList getParams() {
return params;
}
public String toString(){
return ASPRule.ASP_TYPE + "(" + name +"," + params.name + ")";
}
}

4
src/de/dhbwstuttgart/sat/asp/writer/model/ASPType.java
View File

@ -1,4 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
public interface ASPType {
}

14
src/de/dhbwstuttgart/sat/asp/writer/model/ASPTypeVar.java
View File

@ -1,14 +0,0 @@
package de.dhbwstuttgart.sat.asp.writer.model;
public class ASPTypeVar implements ASPType{
private final String name;
public ASPTypeVar(String name){
this.name = name;
}
@Override
public String toString() {
return "typeVar("+ name +")";
}
}

9
src/de/dhbwstuttgart/syntaxtree/ClassOrInterface.java
View File

@ -13,6 +13,7 @@ import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceInformation;
import org.antlr.v4.runtime.Token;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
@ -26,11 +27,11 @@ public class ClassOrInterface extends SyntaxTreeNode implements TypeScope{
private GenericDeclarationList genericClassParameters;
private RefType superClass;
protected boolean isInterface;
private List<? extends RefTypeOrTPHOrWildcardOrGeneric> implementedInterfaces;
private List<RefType> implementedInterfaces;
private List<Constructor> constructors;
public ClassOrInterface(int modifiers, JavaClassName name, List<Field> fielddecl, List<Method> methods, List<Constructor> constructors, GenericDeclarationList genericClassParameters,
RefType superClass, Boolean isInterface, List<? extends RefTypeOrTPHOrWildcardOrGeneric> implementedInterfaces, Token offset){
RefType superClass, Boolean isInterface, List<RefType> implementedInterfaces, Token offset){
super(offset);
this.modifiers = modifiers;
this.name = name;
@ -101,4 +102,8 @@ public class ClassOrInterface extends SyntaxTreeNode implements TypeScope{
public void accept(ASTVisitor visitor) {
visitor.visit(this);
}
public Collection<RefType> getSuperInterfaces() {
return implementedInterfaces;
}
}

15
src/de/dhbwstuttgart/syntaxtree/GenericTypeVar.java
View File

@ -1,7 +1,5 @@
package de.dhbwstuttgart.syntaxtree;
import de.dhbwstuttgart.parser.scope.GenericTypeName;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import org.antlr.v4.runtime.Token;
@ -26,9 +24,9 @@ public class GenericTypeVar extends SyntaxTreeNode
*/
List<? extends RefTypeOrTPHOrWildcardOrGeneric> bounds=new ArrayList<RefTypeOrTPHOrWildcardOrGeneric>();
private Token endOffset;
private GenericTypeName name;
private String name;
public GenericTypeVar(GenericTypeName s, List<? extends RefTypeOrTPHOrWildcardOrGeneric> bounds, Token offset, Token endOffset)
public GenericTypeVar(String s, List<? extends RefTypeOrTPHOrWildcardOrGeneric> bounds, Token offset, Token endOffset)
{
super(offset);
name = s;
@ -50,18 +48,15 @@ public class GenericTypeVar extends SyntaxTreeNode
return "BoGTV " + this.name;
}
public GenericTypeName getName() {
return name;
}
public String getParsedName(){
public String getName(){
return name.toString();
}
/*
public JavaClassName definingClass(){
return name.getParentClass();
}
*/
@Override
public void accept(ASTVisitor visitor) {
visitor.visit(this);

90
src/de/dhbwstuttgart/syntaxtree/factory/ASTFactory.java
View File

@ -8,7 +8,6 @@ import java.util.List;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.GenericContext;
import de.dhbwstuttgart.parser.scope.GenericTypeName;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
import de.dhbwstuttgart.syntaxtree.Field;
@ -43,19 +42,22 @@ public class ASTFactory {
}
int modifier = jreClass.getModifiers();
boolean isInterface = jreClass.isInterface();
//see: https://stackoverflow.com/questions/9934774/getting-generic-parameter-from-supertype-class
ParameterizedType parameterSuperClass = null;
Type tempSuperClass = jreClass.getGenericSuperclass();
if(tempSuperClass != null && tempSuperClass instanceof ParameterizedType)
parameterSuperClass = (ParameterizedType) tempSuperClass;
java.lang.Class superjreClass = jreClass.getSuperclass();
RefType superClass;
if(superjreClass != null){
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
for(TypeVariable tv : superjreClass.getTypeParameters()){
params.add(new GenericRefType(new GenericTypeName(new GenericContext( name, null),tv.getName()), new NullToken()));
}
superClass = new RefType(new JavaClassName(superjreClass.getName()), params, new NullToken());
if(parameterSuperClass != null){
superClass = (RefType) convertType(parameterSuperClass);
}else if(superjreClass != null){
superClass = (RefType) convertType(superjreClass);
}else{//Jede Klasse und jedes Interface erbt von Object: (auch Object selbst!)
superClass = (RefType) createType(java.lang.Object.class, name, "");
}
List<RefType> implementedInterfaces = new ArrayList<>();
for(java.lang.Class jreInterface : jreClass.getInterfaces()){
for(Type jreInterface : jreClass.getGenericInterfaces()){
implementedInterfaces.add((RefType) createType(jreInterface, name, ""));
}
GenericDeclarationList genericDeclarationList = createGenerics(jreClass.getTypeParameters(), jreClass, null);
@ -65,18 +67,46 @@ public class ASTFactory {
return new ClassOrInterface(modifier, name, felder, methoden, konstruktoren, genericDeclarationList, superClass,isInterface, implementedInterfaces, offset);
}
private static RefTypeOrTPHOrWildcardOrGeneric convertType(Type type){
if(type instanceof ParameterizedType){
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
for(Type paramType : ((ParameterizedType)type).getActualTypeArguments()){
params.add(convertType(paramType));
}
JavaClassName name = new JavaClassName(((ParameterizedType) type).getRawType().getTypeName());
return new RefType(name, params, new NullToken());
}else if(type instanceof TypeVariable){
return new GenericRefType(((TypeVariable) type).getName(), new NullToken());
}else if(type instanceof Class){
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
Class paramClass = (Class) type;
for(TypeVariable tv : paramClass.getTypeParameters()){
params.add(new GenericRefType(tv.getName(), new NullToken()));
}
JavaClassName name = new JavaClassName(paramClass.getName());
return new RefType(name, params, new NullToken());
}else throw new NotImplementedException();
}
private static Field createField(java.lang.reflect.Field field, JavaClassName jreClass) {
return new Field(field.getName(), createType(field.getType(), jreClass, null), field.getModifiers(), new NullToken());
}
//private static RefType createType(Class classType) {
// return createClass(classType).getType();
//}
private static de.dhbwstuttgart.syntaxtree.Constructor createConstructor(Constructor constructor, Class inClass) {
String name = constructor.getName();
RefTypeOrTPHOrWildcardOrGeneric returnType = createType(inClass, new JavaClassName(inClass.getName()), name);
Parameter[] jreParams = constructor.getParameters();
Type[] jreGenericParams = constructor.getGenericParameterTypes();
List<FormalParameter> params = new ArrayList<>();
for(Parameter jreParam : jreParams){
RefTypeOrTPHOrWildcardOrGeneric paramType = createType(jreParam.getType(),new JavaClassName(inClass.getName()), name);
params.add(new FormalParameter(jreParam.getName(),paramType, new NullToken()));
int i = 0;
for(Type jreParam : jreGenericParams){
RefTypeOrTPHOrWildcardOrGeneric paramType = createType(jreParam,new JavaClassName(inClass.getName()), name);
params.add(new FormalParameter(jreParams[i].getName(),paramType, new NullToken()));
i++;
}
ParameterList parameterList = new ParameterList(params, new NullToken());
Block block = new Block(new ArrayList<Statement>(), new NullToken());
@ -89,21 +119,26 @@ public class ASTFactory {
}
return new de.dhbwstuttgart.syntaxtree.Constructor(modifier, name,returnType, parameterList, block, gtvDeclarations, offset, new ArrayList<>());
}
//private static RefType createType(Class classType) {
// return createClass(classType).getType();
//}
}
public static Method createMethod(java.lang.reflect.Method jreMethod, java.lang.Class inClass){
String name = jreMethod.getName();
RefTypeOrTPHOrWildcardOrGeneric returnType;
returnType = createType(jreMethod.getReturnType(),new JavaClassName(inClass.getName()), name);
Type jreRetType;
if(jreMethod.getGenericReturnType()!=null){
jreRetType = jreMethod.getGenericReturnType();
}else{
jreRetType = jreMethod.getReturnType();
}
returnType = createType(jreRetType,new JavaClassName(inClass.getName()), name);
Parameter[] jreParams = jreMethod.getParameters();
Type[] jreGenericParams = jreMethod.getGenericParameterTypes();
List<FormalParameter> params = new ArrayList<>();
for(Parameter jreParam : jreParams){
RefTypeOrTPHOrWildcardOrGeneric paramType = createType(jreParam.getType(),new JavaClassName(inClass.getName()), name);
params.add(new FormalParameter(jreParam.getName(),paramType, new NullToken()));
int i = 0;
for(Type jreParam : jreGenericParams){
RefTypeOrTPHOrWildcardOrGeneric paramType = createType(jreParam,new JavaClassName(inClass.getName()), name);
params.add(new FormalParameter(jreParams[i].getName(),paramType, new NullToken()));
i++;
}
ParameterList parameterList = new ParameterList(params, new NullToken());
Block block = new Block(new ArrayList<Statement>(), new NullToken());
@ -153,9 +188,7 @@ public class ASTFactory {
}else{
if(type instanceof TypeVariable){
//GTVDeclarationContext via "(TypeVariable) type).getGenericDeclaration()"
return new GenericRefType(
new GenericTypeName(new GenericContext(parentClass, parentMethod),type.getTypeName()),
new NullToken());
return new GenericRefType(type.getTypeName(), new NullToken());
}
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
if(type instanceof ParameterizedType){
@ -163,7 +196,12 @@ public class ASTFactory {
params.add(createType(t, parentClass, parentMethod));
}
}
RefType ret = new RefType(new JavaClassName(type.getTypeName()), params, new NullToken());
String name = type.getTypeName();
if(name.contains("<")){ //Komischer fix. Type von Generischen Typen kann die Generics im Namen enthalten Type<A>
//Diese entfernen:
name = name.split("<")[0];
}
RefType ret = new RefType(new JavaClassName(name), params, new NullToken());
return ret;
}
}
@ -177,9 +215,7 @@ public class ASTFactory {
genericBounds.add((RefType) createType(bound, parentClass, parentMethod));
}
}
return new de.dhbwstuttgart.syntaxtree.GenericTypeVar(
new GenericTypeName(new GenericContext(parentClass, parentMethod), jreTVName)
, genericBounds, new NullToken(), new NullToken());
return new de.dhbwstuttgart.syntaxtree.GenericTypeVar(jreTVName, genericBounds, new NullToken(), new NullToken());
}
public static ClassOrInterface createObjectClass() {

22
src/de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java
View File

@ -1,6 +1,8 @@
package de.dhbwstuttgart.syntaxtree.factory;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import de.dhbwstuttgart.exceptions.DebugException;
@ -8,8 +10,9 @@ import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.FCGenerator;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.sat.asp.model.ASPRule;
import de.dhbwstuttgart.sat.asp.parser.ASPParser;
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;
@ -35,7 +38,7 @@ public class UnifyTypeFactory {
Generell dürfen sie immer die gleichen Namen haben.
TODO: die transitive Hülle bilden
*/
return new FiniteClosure(FCGenerator.toFC(fromClasses));
return new FiniteClosure(FCGenerator.toUnifyFC(fromClasses));
}
public static UnifyPair generateSmallerPair(UnifyType tl, UnifyType tr){
@ -74,6 +77,16 @@ public class UnifyTypeFactory {
}
public static UnifyType convert(RefType t){
//Check if it is a FunN Type:
Pattern p = Pattern.compile("Fun(\\d+)");
Matcher m = p.matcher(t.getName().toString());
boolean b = m.matches();
if(b){
Integer N = Integer.valueOf(m.group(1));
if((N + 1) == t.getParaList().size()){
return convert(new FunN(t.getParaList()));
}
}
UnifyType ret;
if(t.getParaList() != null && t.getParaList().size() > 0){
List<UnifyType> params = new ArrayList<>();
@ -129,10 +142,13 @@ public class UnifyTypeFactory {
UnifyPair ret = generateSmallerDotPair(UnifyTypeFactory.convert(p.TA1)
, UnifyTypeFactory.convert(p.TA2));
return ret;
}else if(p.GetOperator().equals(PairOperator.EQUALSDOT)){
}else if(p.GetOperator().equals(PairOperator.EQUALSDOT)) {
UnifyPair ret = generateEqualDotPair(UnifyTypeFactory.convert(p.TA1)
, UnifyTypeFactory.convert(p.TA2));
return ret;
}else if(p.GetOperator().equals(PairOperator.SMALLER)){
return generateSmallerPair(UnifyTypeFactory.convert(p.TA1),
UnifyTypeFactory.convert(p.TA2));
}else throw new NotImplementedException();
}

21
src/de/dhbwstuttgart/syntaxtree/statement/BinaryExpr.java
View File

@ -13,16 +13,17 @@ public class BinaryExpr extends Expression
}
public enum Operator{
ADD,
SUB,
MUL,
AND,
OR,
DIV,
LESSTHAN,
BIGGERTHAN,
LESSEQUAL,
BIGGEREQUAL
ADD, // +
SUB, // -
MUL, // *
MOD, // Modulo Operator %
AND, // &&
OR, // ||
DIV, // /
LESSTHAN, // <
BIGGERTHAN, // >
LESSEQUAL, // <=
BIGGEREQUAL // >=
}
public final Operator operation;

10
src/de/dhbwstuttgart/syntaxtree/type/GenericRefType.java
View File

@ -1,25 +1,19 @@
package de.dhbwstuttgart.syntaxtree.type;
import de.dhbwstuttgart.parser.scope.GenericTypeName;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.syntaxtree.ASTVisitor;
import de.dhbwstuttgart.typeinference.result.ResultSetVisitor;
import org.antlr.v4.runtime.Token;
public class GenericRefType extends RefTypeOrTPHOrWildcardOrGeneric
{
private GenericTypeName name;
private String name;
public GenericRefType(GenericTypeName name, Token offset)
public GenericRefType(String name, Token offset)
{
super(offset);
this.name = name;
}
public GenericTypeName getName(){
return name;
}
public String getParsedName(){
return name.toString();
}

17
src/de/dhbwstuttgart/syntaxtree/type/RefType.java
View File

@ -29,14 +29,17 @@ public class RefType extends RefTypeOrTPHOrWildcardOrGeneric
@Override
public String toString(){
String params = "<";
Iterator<RefTypeOrTPHOrWildcardOrGeneric> it = parameter.iterator();
while(it.hasNext()){
RefTypeOrTPHOrWildcardOrGeneric param = it.next();
params += param.toString();
if(it.hasNext())params += ", ";
String params = "";
if(parameter.size()>0){
params += "<";
Iterator<RefTypeOrTPHOrWildcardOrGeneric> it = parameter.iterator();
while(it.hasNext()){
RefTypeOrTPHOrWildcardOrGeneric param = it.next();
params += param.toString();
if(it.hasNext())params += ", ";
}
params += ">";
}
params += ">";
return this.name.toString() + params;
}

2
src/de/dhbwstuttgart/syntaxtree/type/SuperWildcardType.java
View File

@ -30,7 +30,7 @@ public class SuperWildcardType extends WildcardType{
* Beispiel: ? super Integer.
* Integer wird zurückgegeben.
*/
public RefTypeOrTPHOrWildcardOrGeneric get_SuperType()
public RefTypeOrTPHOrWildcardOrGeneric getInnerType()
{
return this.innerType;
}

3
src/de/dhbwstuttgart/syntaxtree/visual/OutputGenerator.java
View File

@ -1,6 +1,5 @@
package de.dhbwstuttgart.syntaxtree.visual;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.statement.*;
@ -171,7 +170,7 @@ public class OutputGenerator implements ASTVisitor{
@Override
public void visit(GenericRefType genericRefType) {
out.append(genericRefType.getName().toString());
out.append(genericRefType.getParsedName().toString());
}
@Override

34
src/de/dhbwstuttgart/syntaxtree/visual/ResultSetOutputGenerator.java Normal file
View File

@ -0,0 +1,34 @@
package de.dhbwstuttgart.syntaxtree.visual;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.typeinference.result.*;
public class ResultSetOutputGenerator extends OutputGenerator implements ResultSetVisitor{
public ResultSetOutputGenerator(StringBuilder out) {
super(out);
}
@Override
public void visit(PairTPHsmallerTPH p) {
print(p, "<");
}
@Override
public void visit(PairTPHequalRefTypeOrWildcardType p) {
print(p, "=.");
}
@Override
public void visit(PairTPHEqualTPH p) {
print(p, "=.");
}
private void print(ResultPair p , String operator){
out.append("(");
p.getLeft().accept((ResultSetVisitor) this);
out.append(" "+operator+" ");
p.getRight().accept((ResultSetVisitor) this);
out.append(")");
}
}

20
src/de/dhbwstuttgart/syntaxtree/visual/ResultSetPrinter.java Normal file
View File

@ -0,0 +1,20 @@
package de.dhbwstuttgart.syntaxtree.visual;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.typeinference.result.ResultPair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import java.util.Set;
public class ResultSetPrinter {
public static String print(ResultSet toPrint){
StringBuilder output = new StringBuilder();
for(ResultPair p : toPrint.results){
p.accept(new ResultSetOutputGenerator(output));
output.append("\n");
}
return output.toString();
}
}

2
src/de/dhbwstuttgart/typedeployment/TypeInsertFactory.java
View File

@ -126,7 +126,7 @@ class TypeToInsertString implements ResultSetVisitor{
@Override
public void visit(GenericRefType genericRefType) {
insert += genericRefType.getName();
insert += genericRefType.getParsedName();
}
@Override

5
src/de/dhbwstuttgart/typeinference/assumptions/FieldAssumption.java
View File

@ -1,5 +1,6 @@
package de.dhbwstuttgart.typeinference.assumptions;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.TypeScope;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
@ -25,7 +26,7 @@ public class FieldAssumption extends Assumption{
}
public RefTypeOrTPHOrWildcardOrGeneric getReceiverType(GenericsResolver resolver) {
return null;
//TODO
throw new NotImplementedException();
}
}

5
src/de/dhbwstuttgart/typeinference/assumptions/FunNClass.java
View File

@ -1,8 +1,6 @@
package de.dhbwstuttgart.typeinference.assumptions;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.GenericContext;
import de.dhbwstuttgart.parser.scope.GenericTypeName;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.GenericDeclarationList;
@ -29,8 +27,7 @@ public class FunNClass extends ClassOrInterface {
private static GenericDeclarationList createGenerics(List<RefTypeOrTPHOrWildcardOrGeneric> funNParams) {
List<GenericTypeVar> generics = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric param : funNParams){
generics.add(new GenericTypeVar(new GenericTypeName(new GenericContext(
new JavaClassName("Fun"+(funNParams.size()-1)), null), NameGenerator.makeNewName()),
generics.add(new GenericTypeVar(NameGenerator.makeNewName(),
new ArrayList<>(), new NullToken(), new NullToken()));
}
return new GenericDeclarationList(generics, new NullToken());

6
src/de/dhbwstuttgart/typeinference/assumptions/MethodAssumption.java
View File

@ -3,9 +3,7 @@ package de.dhbwstuttgart.typeinference.assumptions;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.ParameterList;
import de.dhbwstuttgart.syntaxtree.TypeScope;
import de.dhbwstuttgart.syntaxtree.statement.Assign;
import de.dhbwstuttgart.syntaxtree.type.FunN;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
@ -14,7 +12,6 @@ import de.dhbwstuttgart.typeinference.constraints.GenericsResolver;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
public class MethodAssumption extends Assumption{
private ClassOrInterface receiver;
@ -40,7 +37,8 @@ public class MethodAssumption extends Assumption{
return receiver;
}
public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
public RefTypeOrTPHOrWildcardOrGeneric getReturnType(GenericsResolver resolver) {
if(retType instanceof GenericRefType)return resolver.resolve(retType);
return retType;
}

2
src/de/dhbwstuttgart/typeinference/result/PairTPHEqualTPH.java
View File

@ -9,7 +9,7 @@ public class PairTPHEqualTPH extends ResultPair<TypePlaceholder, TypePlaceholder
}
@Override
public void accept(ResultSetVisitor visitor) {
public void accept(ResultPairVisitor visitor) {
visitor.visit(this);
}
}

2
src/de/dhbwstuttgart/typeinference/result/PairTPHequalRefTypeOrWildcardType.java
View File

@ -18,7 +18,7 @@ public class PairTPHequalRefTypeOrWildcardType extends ResultPair{
}
@Override
public void accept(ResultSetVisitor visitor) {
public void accept(ResultPairVisitor visitor) {
visitor.visit(this);
}
}

2
src/de/dhbwstuttgart/typeinference/result/PairTPHsmallerTPH.java
View File

@ -17,7 +17,7 @@ public class PairTPHsmallerTPH extends ResultPair{
}
@Override
public void accept(ResultSetVisitor visitor) {
public void accept(ResultPairVisitor visitor) {
visitor.visit(this);
}
}

2
src/de/dhbwstuttgart/typeinference/result/ResultPair.java
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@ -9,7 +9,7 @@ public abstract class ResultPair<A extends RefTypeOrTPHOrWildcardOrGeneric,B ext
private final A left;
private final B right;
public abstract void accept(ResultSetVisitor visitor);
public abstract void accept(ResultPairVisitor visitor);
public ResultPair(A left, B right){
this.left = left;

7
src/de/dhbwstuttgart/typeinference/result/ResultPairVisitor.java Normal file
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@ -0,0 +1,7 @@
package de.dhbwstuttgart.typeinference.result;
public interface ResultPairVisitor {
void visit(PairTPHsmallerTPH p);
void visit(PairTPHequalRefTypeOrWildcardType p);
void visit(PairTPHEqualTPH p);
}

5
src/de/dhbwstuttgart/typeinference/result/ResultSetVisitor.java
View File

@ -2,10 +2,7 @@ package de.dhbwstuttgart.typeinference.result;
import de.dhbwstuttgart.syntaxtree.type.*;
public interface ResultSetVisitor {
void visit(PairTPHsmallerTPH p);
void visit(PairTPHequalRefTypeOrWildcardType p);
void visit(PairTPHEqualTPH p);
public interface ResultSetVisitor extends ResultPairVisitor{
void visit(RefType refType);

65
src/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
View File

@ -4,7 +4,6 @@ import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.exceptions.TypeinferenceException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.parser.antlr.Java8Parser;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.statement.*;
@ -81,11 +80,6 @@ public class TYPEStmt implements StatementVisitor{
assign.rightSide.getType(), assign.lefSide.getType(), PairOperator.SMALLERDOT));
}
@Override
public void visit(BinaryExpr binary) {
//TODO
}
@Override
public void visit(Block block) {
for(Statement stmt : block.getStatements()){
@ -190,6 +184,9 @@ public class TYPEStmt implements StatementVisitor{
receiver.expr.accept(this);
}
private final RefType number = new RefType(ASTFactory.createClass(Number.class).getClassName(), new NullToken());
private final RefType string = new RefType(ASTFactory.createClass(String.class).getClassName(), new NullToken());
private final RefType bool = new RefType(ASTFactory.createClass(Boolean.class).getClassName(), new NullToken());
@Override
public void visit(UnaryExpr unaryExpr) {
if(unaryExpr.operation == UnaryExpr.Operation.POSTDECREMENT ||
@ -198,8 +195,7 @@ public class TYPEStmt implements StatementVisitor{
unaryExpr.operation == UnaryExpr.Operation.PREINCREMENT){
//@see: https://docs.oracle.com/javase/specs/jls/se7/html/jls-15.html#jls-15.14.2
//Expression muss zu Numeric Convertierbar sein. also von Numeric erben
RefType number = new RefType(ASTFactory.createClass(Number.class).getClassName(), unaryExpr.getOffset());
constraintsSet.addUndConstraint(new Pair(unaryExpr.expr.getType(), number, PairOperator.EQUALSDOT));
constraintsSet.addUndConstraint(new Pair(unaryExpr.expr.getType(), number, PairOperator.SMALLERDOT));
//The type of the postfix increment expression is the type of the variable
constraintsSet.addUndConstraint(new Pair(unaryExpr.expr.getType(), unaryExpr.getType(), PairOperator.EQUALSDOT));
}else{
@ -207,9 +203,52 @@ public class TYPEStmt implements StatementVisitor{
}
}
@Override
public void visit(BinaryExpr binary) {
if(binary.operation.equals(BinaryExpr.Operator.DIV) ||
binary.operation.equals(BinaryExpr.Operator.MUL)||
binary.operation.equals(BinaryExpr.Operator.MOD)||
binary.operation.equals(BinaryExpr.Operator.ADD)){
Set<Constraint> numericAdditionOrStringConcatenation = new HashSet<>();
Constraint<Pair> numeric = new Constraint<>();
//Zuerst der Fall für Numerische AusdrücPairOpnumericeratorke, das sind Mul, Mod und Div immer:
//see: https://docs.oracle.com/javase/specs/jls/se7/html/jls-15.html#jls-15.17
//Expression muss zu Numeric Convertierbar sein. also von Numeric erben
numeric.add(new Pair(binary.lexpr.getType(), number, PairOperator.SMALLERDOT));
numeric.add(new Pair(binary.rexpr.getType(), number, PairOperator.SMALLERDOT));
/*
In Java passiert bei den binären Operatoren eine sogenannte Type Promotion:
https://docs.oracle.com/javase/specs/jls/se7/html/jls-5.html#jls-5.6.2
Das bedeutet, dass Java die Typen je nach belieben castet, so lange sie nur von Number erben
*/
numeric.add(new Pair(binary.getType(), number, PairOperator.SMALLERDOT));
numericAdditionOrStringConcatenation.add(numeric);
if(binary.operation.equals(BinaryExpr.Operator.ADD)) {
//Dann kann der Ausdruck auch das aneinanderfügen zweier Strings sein: ("a" + "b") oder (1 + 2)
Constraint<Pair> stringConcat = new Constraint<>();
stringConcat.add(new Pair(binary.lexpr.getType(), string, PairOperator.EQUALSDOT));
stringConcat.add(new Pair(binary.rexpr.getType(), string, PairOperator.EQUALSDOT));
stringConcat.add(new Pair(binary.getType(), string, PairOperator.EQUALSDOT));
numericAdditionOrStringConcatenation.add(stringConcat);
}
constraintsSet.addOderConstraint(numericAdditionOrStringConcatenation);
}else if(binary.operation.equals(BinaryExpr.Operator.LESSEQUAL) ||
binary.operation.equals(BinaryExpr.Operator.BIGGEREQUAL) ||
binary.operation.equals(BinaryExpr.Operator.BIGGERTHAN) ||
binary.operation.equals(BinaryExpr.Operator.LESSTHAN)){
constraintsSet.addUndConstraint(new Pair(binary.lexpr.getType(), number, PairOperator.SMALLERDOT));
constraintsSet.addUndConstraint(new Pair(binary.rexpr.getType(), number, PairOperator.SMALLERDOT));
//Rückgabetyp ist Boolean
constraintsSet.addUndConstraint(new Pair(bool, binary.getType(), PairOperator.EQUALSDOT));
}else{
throw new NotImplementedException();
}
}
@Override
public void visit(Literal literal) {
//Nothing to do here. Literale kriegen beim parsen den korrekten Typ.
//Nothing to do here. Literale erzeugen keine Constraints
}
@Override
@ -303,14 +342,14 @@ public class TYPEStmt implements StatementVisitor{
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
for(GenericTypeVar gtv : receiverCl.getGenerics()){
//Die Generics werden alle zu TPHs umgewandelt.
params.add(resolver.resolve(gtv.getParsedName()));
params.add(resolver.resolve(gtv.getName()));
}
RefTypeOrTPHOrWildcardOrGeneric receiverType = new RefType(assumption.getReceiver().getClassName(), params, forMethod.getOffset());
*/
methodConstraint.add(new Pair(forMethod.receiver.getType(), assumption.getReceiverType(resolver),
PairOperator.SMALLERDOT));
methodConstraint.add(new Pair(assumption.getReturnType(), forMethod.getType(),
methodConstraint.add(new Pair(assumption.getReturnType(resolver), forMethod.getType(),
PairOperator.EQUALSDOT));
methodConstraint.addAll(generateParameterConstraints(forMethod, assumption, info, resolver));
return methodConstraint;
@ -354,7 +393,7 @@ public class TYPEStmt implements StatementVisitor{
for(Method m : cl.getMethods()){
if(m.getName().equals(name) &&
m.getParameterList().getFormalparalist().size() == numArgs){
RefTypeOrTPHOrWildcardOrGeneric retType = info.checkGTV(m.getReturnType());
RefTypeOrTPHOrWildcardOrGeneric retType = m.getReturnType();//info.checkGTV(m.getReturnType());
ret.add(new MethodAssumption(cl, retType, convertParams(m.getParameterList(),info),
createTypeScope(cl, m)));
@ -403,7 +442,7 @@ public class TYPEStmt implements StatementVisitor{
protected Constraint<Pair> generateConstructorConstraint(NewClass forConstructor, MethodAssumption assumption,
TypeInferenceBlockInformation info, GenericsResolver resolver){
Constraint methodConstraint = new Constraint();
methodConstraint.add(new Pair(assumption.getReturnType(), forConstructor.getType(),
methodConstraint.add(new Pair(assumption.getReturnType(resolver), forConstructor.getType(),
PairOperator.SMALLERDOT));
methodConstraint.addAll(generateParameterConstraints(forConstructor, assumption, info, resolver));
return methodConstraint;

89
src/de/dhbwstuttgart/typeinference/unify/Match.java Normal file
View File

@ -0,0 +1,89 @@
package de.dhbwstuttgart.typeinference.unify;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import de.dhbwstuttgart.typeinference.unify.interfaces.IMatch;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import de.dhbwstuttgart.typeinference.unify.model.PlaceholderType;
import de.dhbwstuttgart.typeinference.unify.model.TypeParams;
import de.dhbwstuttgart.typeinference.unify.model.Unifier;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
import de.dhbwstuttgart.typeinference.unify.model.UnifyType;
/**
* Implementation of match derived from unification algorithm.
* @author Martin Pluemicke
*/
public class Match implements IMatch {
@Override
public Optional<Unifier> match(ArrayList<UnifyPair> termsList) {
// Start with the identity unifier. Substitutions will be added later.
Unifier mgu = Unifier.identity();
// Apply rules while possible
int idx = 0;
while(idx < termsList.size()) {
UnifyPair pair = termsList.get(idx);
UnifyType rhsType = pair.getRhsType();
UnifyType lhsType = pair.getLhsType();
TypeParams rhsTypeParams = rhsType.getTypeParams();
TypeParams lhsTypeParams = lhsType.getTypeParams();
// REDUCE - Rule
if(!(rhsType instanceof PlaceholderType) && !(lhsType instanceof PlaceholderType)) {
Set<UnifyPair> result = new HashSet<>();
// f<...> = g<...> with f != g are not unifiable
if(!rhsType.getName().equals(lhsType.getName()))
return Optional.empty(); // conflict
// f<t1,...,tn> = f<s1,...,sm> are not unifiable
if(rhsTypeParams.size() != lhsTypeParams.size())
return Optional.empty(); // conflict
// f = g is not unifiable (cannot be f = f because erase rule would have been applied)
//if(rhsTypeParams.size() == 0)
//return Optional.empty();
// Unpack the arguments
for(int i = 0; i < rhsTypeParams.size(); i++)
result.add(new UnifyPair(lhsTypeParams.get(i), rhsTypeParams.get(i), PairOperator.EQUALSDOT));
termsList.remove(idx);
termsList.addAll(result);
continue;
}
// DELETE - Rule
if(pair.getRhsType().equals(pair.getLhsType())) {
termsList.remove(idx);
continue;
}
// SWAP - Rule
if(!(lhsType instanceof PlaceholderType) && (rhsType instanceof PlaceholderType)) {
return Optional.empty(); // conflict
}
// OCCURS-CHECK
//deleted
// SUBST - Rule
if(lhsType instanceof PlaceholderType) {
mgu.add((PlaceholderType) lhsType, rhsType);
termsList = termsList.stream().map(mgu::applyleft).collect(Collectors.toCollection(ArrayList::new));
idx = idx+1 == termsList.size() ? 0 : idx+1;
continue;
}
idx++;
}
return Optional.of(mgu);
}
}

53
src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
View File

@ -34,6 +34,7 @@ import de.dhbwstuttgart.typeinference.unify.model.UnifyType;
public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
private static final long serialVersionUID = 1L;
private static int i = 0;
/**
* The implementation of setOps that will be used during the unification
@ -77,6 +78,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
/*
* Step 1: Repeated application of reduce, adapt, erase, swap
*/
//System.out.println("Unifikation: " + eq);
Set<UnifyPair> eq0 = applyTypeUnificationRules(eq, fc);
/*
@ -97,6 +99,8 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
// cartesian product of the sets created by pattern matching.
List<Set<Set<UnifyPair>>> topLevelSets = new ArrayList<>();
System.out.println(eq2s);
if(eq1s.size() != 0) { // Do not add empty sets or the cartesian product will always be empty.
Set<Set<UnifyPair>> wrap = new HashSet<>();
wrap.add(eq1s);
@ -134,12 +138,16 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
// Sub cartesian products of the second level (pattern matched) sets
// "the big (x)"
for(Set<Set<Set<UnifyPair>>> secondLevelSet : secondLevelSets) {
//System.out.println("secondLevelSet "+secondLevelSet.size());
List<Set<Set<UnifyPair>>> secondLevelSetList = new ArrayList<>(secondLevelSet);
Set<List<Set<UnifyPair>>> cartResult = setOps.cartesianProduct(secondLevelSetList);
//System.out.println("CardResult: "+cartResult.size());
// Flatten and add to top level sets
Set<Set<UnifyPair>> flat = new HashSet<>();
int j = 0;
for(List<Set<UnifyPair>> s : cartResult) {
j++;
//System.out.println("s from CardResult: "+cartResult.size() + " " + j);
Set<UnifyPair> flat1 = new HashSet<>();
for(Set<UnifyPair> s1 : s)
flat1.addAll(s1);
@ -164,6 +172,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
/*
* Step 5: Substitution
*/
System.out.println("vor Subst: " + eqPrime);
Optional<Set<UnifyPair>> eqPrimePrime = rules.subst(eqPrime);
/*
@ -176,11 +185,13 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
//(!eqPrimePrime.isPresent()) erfolgt ist, ist das Ergebnis erzielt.
eqPrimePrimeSet.add(eqPrime);
else if(eqPrimePrime.isPresent()) {
System.out.println("nextStep: " + eqPrimePrime.get());
TypeUnifyTask fork = new TypeUnifyTask(eqPrimePrime.get(), fc, true);
forks.add(fork);
fork.fork();
}
else {
System.out.println("nextStep: " + eqPrime);
TypeUnifyTask fork = new TypeUnifyTask(eqPrime, fc, true);
forks.add(fork);
fork.fork();
@ -381,9 +392,12 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
UnifyType rhsType = pair.getRhsType();
// Case 1: (a <. Theta')
if(pairOp == PairOperator.SMALLERDOT && lhsType instanceof PlaceholderType)
result.get(0).add(unifyCase1((PlaceholderType) pair.getLhsType(), pair.getRhsType(), fc));
if(pairOp == PairOperator.SMALLERDOT && lhsType instanceof PlaceholderType) {
System.out.println(pair);
Set<Set<UnifyPair>> x1 = unifyCase1((PlaceholderType) pair.getLhsType(), pair.getRhsType(), fc);
System.out.println(x1);
result.get(0).add(x1);
}
// Case 2: (a <.? ? ext Theta')
else if(pairOp == PairOperator.SMALLERDOTWC && lhsType instanceof PlaceholderType && rhsType instanceof ExtendsType)
result.get(1).add(unifyCase2((PlaceholderType) pair.getLhsType(), (ExtendsType) pair.getRhsType(), fc));
@ -442,13 +456,24 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
break;
}
Set<UnifyType> cs = fc.getAllTypesByName(thetaPrime.getName());
cs.add(thetaPrime);
Set<UnifyType> cs = fc.getAllTypesByName(thetaPrime.getName());//cs= [java.util.Vector<NP>, java.util.Vector<java.util.Vector<java.lang.Integer>>, ????java.util.Vector<gen_hv>???]
//PL 18-02-06 entfernt, kommt durch unify wieder rein
//cs.add(thetaPrime);
//PL 18-02-06 entfernt
for(UnifyType c : cs) {
Set<UnifyType> thetaQs = fc.getChildren(c).stream().collect(Collectors.toCollection(HashSet::new));
thetaQs.add(thetaPrime); //PL 2017-10-03: War auskommentiert habe ich wieder einkommentiert,
//da children offensichtlich ein echtes kleiner und kein kleinergleich ist
//PL 18-02-05 getChildren durch smaller ersetzt in getChildren werden die Varianlen nicht ersetzt.
Set<UnifyType> thetaQs = fc.smaller(c).stream().collect(Collectors.toCollection(HashSet::new));
//Set<UnifyType> thetaQs = fc.getChildren(c).stream().collect(Collectors.toCollection(HashSet::new));
//thetaQs.add(thetaPrime); //PL 18-02-05 wieder geloescht
//PL 2017-10-03: War auskommentiert habe ich wieder einkommentiert,
//da children offensichtlich ein echtes kleiner und kein kleinergleich ist
//PL 18-02-06: eingefuegt, thetaQs der Form V<V<...>> <. V'<V<...>> werden entfernt
thetaQs = thetaQs.stream().filter(ut -> ut.getTypeParams().arePlaceholders()).collect(Collectors.toCollection(HashSet::new));
//PL 18-02-06: eingefuegt
Set<UnifyType> thetaQPrimes = new HashSet<>();
TypeParams cParams = c.getTypeParams();
if(cParams.size() == 0)
@ -464,6 +489,11 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
}
for(UnifyType tqp : thetaQPrimes) {
//System.out.println(tqp.toString());
//i++;
//System.out.println(i);
//if (i == 62)
// System.out.println(tqp.toString());
Optional<Unifier> opt = stdUnify.unify(tqp, thetaPrime);
if (!opt.isPresent())
continue;
@ -474,10 +504,11 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
for (Entry<PlaceholderType, UnifyType> sigma : unifier)
substitutionSet.add(new UnifyPair(sigma.getKey(), sigma.getValue(), PairOperator.EQUALSDOT));
List<UnifyType> freshTphs = new ArrayList<>();
//List<UnifyType> freshTphs = new ArrayList<>(); PL 18-02-06 in die For-Schleife verschoben
for (UnifyType tq : thetaQs) {
Set<UnifyType> smaller = fc.smaller(unifier.apply(tq));
Set<UnifyType> smaller = fc.smaller(unifier.apply(tq));
for(UnifyType theta : smaller) {
List<UnifyType> freshTphs = new ArrayList<>();
Set<UnifyPair> resultPrime = new HashSet<>();
for(int i = 0; !allGen && i < theta.getTypeParams().size(); i++) {

35
src/de/dhbwstuttgart/typeinference/unify/interfaces/IMatch.java Normal file
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@ -0,0 +1,35 @@
package de.dhbwstuttgart.typeinference.unify.interfaces;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import de.dhbwstuttgart.typeinference.unify.model.UnifyType;
import de.dhbwstuttgart.typeinference.unify.model.Unifier;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
/**
* Match
* @author Martin Pluemicke
*/
public interface IMatch {
/**
* Finds the most general unifier sigma of the set {t1,...,tn} so that
* sigma(t1) = sigma(t2) = ... = sigma(tn).
* @param terms The set of terms to be unified
* @return An optional of the most general unifier if it exists or an empty optional if there is no unifier.
*/
public Optional<Unifier> match(ArrayList<UnifyPair> termsList);
/**
* Finds the most general unifier sigma of the set {t1,...,tn} so that
* sigma(t1) = sigma(t2) = ... = sigma(tn).
* @param terms The set of terms to be unified
* @return An optional of the most general unifier if it exists or an empty optional if there is no unifier.
*/
}

25
src/de/dhbwstuttgart/typeinference/unify/model/FiniteClosure.java
View File

@ -8,7 +8,11 @@ import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
//PL 18-02-05 Unifier durch Matcher ersetzt
//mus greater noch erstezt werden
import de.dhbwstuttgart.typeinference.unify.MartelliMontanariUnify;
import de.dhbwstuttgart.typeinference.unify.Match;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.interfaces.IUnify;
@ -46,6 +50,13 @@ public class FiniteClosure implements IFiniteClosure {
if(pair.getPairOp() != PairOperator.SMALLER)
continue;
//VERSUCH PL 18-02-06
//koennte ggf. die FC reduzieren
//TO DO: Ueberpruefen, ob das sinnvll und korrekt ist
//if (!pair.getLhsType().getTypeParams().arePlaceholders()
// && !pair.getRhsType().getTypeParams().arePlaceholders())
// continue;
;
// Add nodes if not already in the graph
if(!inheritanceGraph.containsKey(pair.getLhsType()))
inheritanceGraph.put(pair.getLhsType(), new Node<UnifyType>(pair.getLhsType()));
@ -93,7 +104,9 @@ public class FiniteClosure implements IFiniteClosure {
private Set<UnifyType> computeSmaller(Set<UnifyType> types) {
HashSet<UnifyType> result = new HashSet<>();
IUnify unify = new MartelliMontanariUnify();
//PL 18-02-05 Unifier durch Matcher ersetzt
//IUnify unify = new MartelliMontanariUnify();
Match match = new Match();
for(UnifyType t : types) {
@ -112,10 +125,16 @@ public class FiniteClosure implements IFiniteClosure {
continue;
// if T <* T' then sigma(T) <* sigma(T')
Set<Node<UnifyType>> candidates = strInheritanceGraph.get(t.getName());
Set<Node<UnifyType>> candidates = strInheritanceGraph.get(t.getName()); //cadidates= [???Node(java.util.Vector<java.util.Vector<java.lang.Integer>>)???
// , Node(java.util.Vector<gen_hv>)
//]
for(Node<UnifyType> candidate : candidates) {
UnifyType theta2 = candidate.getContent();
Optional<Unifier> optSigma = unify.unify(theta2, t);
//PL 18-02-05 Unifier durch Matcher ersetzt ANFANG
ArrayList<UnifyPair> termList= new ArrayList<UnifyPair>();
termList.add(new UnifyPair(theta2,t, PairOperator.EQUALSDOT));
Optional<Unifier> optSigma = match.match(termList);
//PL 18-02-05 Unifier durch Matcher ersetzt ENDE
if(!optSigma.isPresent())
continue;

3
src/de/dhbwstuttgart/typeinference/unify/model/Node.java
View File

@ -94,6 +94,7 @@ class Node<T> {
@Override
public String toString() {
return "Node(" + content.toString() + ")\n";
return "Elem: Node(" + content.toString() + ")\nPrec: " + getContentOfPredecessors().toString()
+ "\nDesc: " + getContentOfDescendants().toString() + "\n\n";
}
}

7
src/de/dhbwstuttgart/typeinference/unify/model/TypeParams.java
View File

@ -98,12 +98,13 @@ public final class TypeParams implements Iterable<UnifyType>{
*/
public boolean occurs(PlaceholderType t) {
for(UnifyType p : typeParams)
if(p instanceof PlaceholderType)
if(p instanceof PlaceholderType) {//PL 2018-01-31 dangeling else Problem { ... } eingefuegt.
if(p.equals(t))
return true;
else
}
else {
if(p.getTypeParams().occurs(t))
return true;
return true; }
return false;
}

8
src/de/dhbwstuttgart/typeinference/unify/model/Unifier.java
View File

@ -66,6 +66,14 @@ public class Unifier implements Function<UnifyType, UnifyType>, Iterable<Entry<P
return new UnifyPair(this.apply(p.getLhsType()), this.apply(p.getRhsType()), p.getPairOp());
}
/**
* Applies the unifier to the left terms of the pair.
* @return A new pair where the left and right-hand side are applied
*/
public UnifyPair applyleft(UnifyPair p) {
return new UnifyPair(this.apply(p.getLhsType()), p.getRhsType(), p.getPairOp());
}
/**
* True if the typevariable t will be substituted if the unifier is applied.
* false otherwise.

24
test/asp/ClingoTest.java
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@ -1,46 +1,52 @@
package asp;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.sat.asp.writer.ASPGenerator;
import de.dhbwstuttgart.sat.asp.parser.ASPParser;
import de.dhbwstuttgart.sat.asp.writer.ASPFactory;
import de.dhbwstuttgart.sat.asp.Clingo;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import org.junit.Test;
import javax.json.Json;
import javax.json.JsonObject;
import java.io.*;
import java.util.*;
public class ClingoTest {
public static final String rootDirectory = "~/Sync/HiwiJob/ResearchPapers/MasterarbeitStadelmeier/asp/unifyWithoutWildcards";
public static final String tempDirectory = "/tmp/";
private final TypePlaceholder testType = TypePlaceholder.fresh(new NullToken());
@Test
public void test() throws IOException, InterruptedException {
public void test() throws IOException, InterruptedException, ClassNotFoundException {
String content = "";
content = new ASPGenerator(this.getPairs(), this.getFC()).getASP();
content = ASPFactory.generateASP(this.getPairs(), this.getFC());
PrintWriter writer = new PrintWriter(tempDirectory + "test.lp", "UTF-8");
writer.println(content);
writer.close();
Clingo clingo = new Clingo(Arrays.asList(new File(tempDirectory + "test.lp")));
System.out.println(clingo.runClingo());
String result = clingo.runClingo();
System.out.println(result);
ResultSet resultSet = ASPParser.parse(result, Arrays.asList(testType));
RefTypeOrTPHOrWildcardOrGeneric resolvedType = resultSet.resolveType(testType).resolvedType;
assert resolvedType.toString().equals(ASTFactory.createObjectType().toString());
}
public Collection<ClassOrInterface> getFC() {
Set<ClassOrInterface> ret = new HashSet<>();
ret.add(ASTFactory.createObjectClass());
ret.add(ASTFactory.createClass(java.util.List.class));
return ret;
}
public ConstraintSet<Pair> getPairs() {
ConstraintSet<Pair> ret = new ConstraintSet<>();
ret.addUndConstraint(new Pair(TypePlaceholder.fresh(new NullToken()), ASTFactory.createObjectType(), PairOperator.SMALLERDOT));
ret.addUndConstraint(new Pair(testType, ASTFactory.createObjectType(), PairOperator.EQUALSDOT));
return ret;
}
}

103
test/asp/UnifyWithoutWildcards.java Normal file
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@ -0,0 +1,103 @@
package asp;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.sat.asp.Clingo;
import de.dhbwstuttgart.sat.asp.parser.ASPParser;
import de.dhbwstuttgart.sat.asp.writer.ASPFactory;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.syntaxtree.visual.ResultSetPrinter;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import org.junit.Test;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Ref;
import java.util.*;
public class UnifyWithoutWildcards {
public static final String tempDirectory = "/tmp/";
@Test
public void adapt() throws InterruptedException, IOException, ClassNotFoundException {
ConstraintSet<Pair> testSet = new ConstraintSet<>();
List<RefTypeOrTPHOrWildcardOrGeneric> list1 = Arrays.asList(TypePlaceholder.fresh(new NullToken()));
List<RefTypeOrTPHOrWildcardOrGeneric> list2 = Arrays.asList(TypePlaceholder.fresh(new NullToken()),TypePlaceholder.fresh(new NullToken()));
RefType t1 = new RefType(new JavaClassName("asp.UnifyWithoutWildcards$Matrix"), list1, new NullToken());
RefType t2 = new RefType(new JavaClassName("java.util.HashMap"), list2, new NullToken());
testSet.addUndConstraint(new Pair(t1, t2, PairOperator.SMALLERDOT));
ResultSet resultSet = run(testSet);
System.out.println(ResultSetPrinter.print(resultSet));
assert resultSet.results.size() > 0;
}
public ResultSet run(ConstraintSet<Pair> toTest) throws IOException, InterruptedException, ClassNotFoundException {
String content = "";
content = ASPFactory.generateASP(toTest, this.getFC());
PrintWriter writer = new PrintWriter(tempDirectory + "test.lp", "UTF-8");
writer.println(content);
writer.close();
Clingo clingo = new Clingo(Arrays.asList(new File(tempDirectory + "test.lp")));
String result = clingo.runClingo();
ResultSet resultSet = ASPParser.parse(result, getInvolvedTPHS(toTest));
return resultSet;
}
private static class TPHExtractor implements TypeVisitor<List<TypePlaceholder>>{
@Override
public List<TypePlaceholder> visit(RefType refType) {
ArrayList<TypePlaceholder> ret = new ArrayList<>();
for(RefTypeOrTPHOrWildcardOrGeneric param : refType.getParaList()){
ret.addAll(param.acceptTV(this));
}
return ret;
}
@Override
public List<TypePlaceholder> visit(SuperWildcardType superWildcardType) {
return superWildcardType.getInnerType().acceptTV(this);
}
@Override
public List<TypePlaceholder> visit(TypePlaceholder typePlaceholder) {
return Arrays.asList(typePlaceholder);
}
@Override
public List<TypePlaceholder> visit(ExtendsWildcardType extendsWildcardType) {
return extendsWildcardType.getInnerType().acceptTV(this);
}
@Override
public List<TypePlaceholder> visit(GenericRefType genericRefType) {
return new ArrayList<>();
}
}
protected Collection<TypePlaceholder> getInvolvedTPHS(ConstraintSet<Pair> toTest) {
List<TypePlaceholder> ret = new ArrayList<>();
toTest.map((Pair p)-> {
ret.addAll(p.TA1.acceptTV(new TPHExtractor()));
ret.addAll(p.TA2.acceptTV(new TPHExtractor()));
return p;
});
return ret;
}
private Collection<ClassOrInterface> getFC() {
Set<ClassOrInterface> ret = new HashSet<>();
ret.add(ASTFactory.createClass(Matrix.class));
//ret.add(ASTFactory.createObjectClass());
//ret.add(ASTFactory.createClass(java.util.List.class));
return ret;
}
private class Matrix<A> extends HashMap<A,Map<Integer, A>>{}
}

63
test/asp/gencay/GeneratorTest.java Normal file
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@ -0,0 +1,63 @@
package asp.gencay;
import asp.UnifyWithoutWildcards;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.sat.asp.Clingo;
import de.dhbwstuttgart.sat.asp.parser.ASPParser;
import de.dhbwstuttgart.sat.asp.writer.ASPFactory;
import de.dhbwstuttgart.sat.asp.writer.ASPGencayFactory;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.visual.ResultSetPrinter;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import org.junit.Test;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.*;
import java.util.concurrent.ArrayBlockingQueue;
public class GeneratorTest extends UnifyWithoutWildcards{
@Test
public void simple() throws ClassNotFoundException {
ConstraintSet<Pair> testSet = new ConstraintSet<>();
List<RefTypeOrTPHOrWildcardOrGeneric> list1 = Arrays.asList(TypePlaceholder.fresh(new NullToken()));
List<RefTypeOrTPHOrWildcardOrGeneric> list2 = Arrays.asList(TypePlaceholder.fresh(new NullToken()));
RefType t1 = new RefType(new JavaClassName("java.util.List"), list1, new NullToken());
RefType t2 = new RefType(new JavaClassName("java.util.List"), list2, new NullToken());
testSet.addUndConstraint(new Pair(t1, t2, PairOperator.SMALLERDOT));
String resultSet = ASPGencayFactory.generateASP(testSet,
new HashSet<>(Arrays.asList(ASTFactory.createClass(List.class))));
System.out.println(resultSet);
}
@Test
public void matrix() throws ClassNotFoundException {
ConstraintSet<Pair> testSet = new ConstraintSet<>();
List<RefTypeOrTPHOrWildcardOrGeneric> list1 = Arrays.asList(TypePlaceholder.fresh(new NullToken()));
List<RefTypeOrTPHOrWildcardOrGeneric> list2 = Arrays.asList(TypePlaceholder.fresh(new NullToken()),TypePlaceholder.fresh(new NullToken()));
RefType t1 = new RefType(new JavaClassName("asp.UnifyWithoutWildcards$Matrix"), list1, new NullToken());
RefType t2 = new RefType(new JavaClassName("java.util.HashMap"), list2, new NullToken());
testSet.addUndConstraint(new Pair(t1, t2, PairOperator.SMALLERDOT));
String resultSet = ASPGencayFactory.generateASP(testSet, this.getFC());
System.out.println(resultSet);
}
private Collection<ClassOrInterface> getFC() {
Set<ClassOrInterface> ret = new HashSet<>();
ret.add(ASTFactory.createClass(Matrix.class));
//ret.add(ASTFactory.createObjectClass());
//ret.add(ASTFactory.createClass(java.util.List.class));
return ret;
}
}
class Matrix extends Vector<Vector<Integer>> {}

12
test/asp/typeinference/ASPTest.java
View File

@ -1,7 +1,7 @@
package asp.typeinference;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.sat.asp.writer.ASPGenerator;
import de.dhbwstuttgart.sat.asp.writer.ASPFactory;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
@ -14,7 +14,9 @@ import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
public class ASPTest {
@ -44,17 +46,17 @@ public class ASPTest {
//filesToTest.add(new File(rootDirectory+"Matrix.jav"));
//filesToTest.add(new File(rootDirectory+"Import.jav"));
JavaTXCompiler compiler = new JavaTXCompiler(fileToTest);
List<ClassOrInterface> allClasses = new ArrayList<>();
Set<ClassOrInterface> allClasses = new HashSet<>();
for(SourceFile sf : compiler.sourceFiles.values()) {
//allClasses.addAll(compiler.getAvailableClasses(sf));
allClasses.addAll(compiler.getAvailableClasses(sf));
}
for(SourceFile sf : compiler.sourceFiles.values()) {
allClasses.addAll(sf.getClasses());
}
final ConstraintSet<Pair> cons = compiler.getConstraints();
ASPGenerator generator = new ASPGenerator(cons, allClasses);
System.out.println(generator.getASP());
String asp = ASPFactory.generateASP(cons, allClasses);
System.out.println(asp);
}
static String readFile(String path, Charset encoding)

8
test/bytecode/ATest.java Normal file
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@ -0,0 +1,8 @@
package bytecode;
public class ATest extends JavaTXCompilerTest {
public ATest() {
fileName = "Example";
}
}

30
test/bytecode/AssignToLit.jav Normal file
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@ -0,0 +1,30 @@
import java.lang.Integer;
import java.lang.Boolean;
import java.lang.String;
import java.lang.Byte;
import java.lang.Short;
import java.lang.Long;
import java.lang.Float;
import java.lang.Double;
import java.lang.Character;
class AssignToLit {
void m(){
// String s = "Test";
// Boolean b = false;
// Byte byte1 = 5;
// Byte byte2 = 55;
// Short short1 = 5;
// Short short2 = 55;
// Integer int1 = 5;
// Integer int2 = 8888888;
// Long long1 = 1;
// Long long2 = 5;
// Long long3 = 89989898;
// Float float1 = 1;
// Float float2 = 55;
// Double d1 = 1;
// Double d2 = 55;
Character c = 'A';
}
}

7
test/bytecode/AssignToLitTest.java Normal file
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@ -0,0 +1,7 @@
package bytecode;
public class AssignToLitTest extends JavaTXCompilerTest {
public AssignToLitTest() {
this.fileName = "AssignToLit";
}
}

2
test/bytecode/DuMethod.jav
View File

@ -1,7 +1,7 @@
public class DuMethod{
method(a){
return a;
return a+a;
}
method(a){

7
test/bytecode/DuMethodTest.java Normal file
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@ -0,0 +1,7 @@
package bytecode;
public class DuMethodTest extends JavaTXCompilerTest{
public DuMethodTest() {
this.fileName = "DuMethod";
}
}

9
test/bytecode/Example.jav Normal file
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@ -0,0 +1,9 @@
import java.lang.String;
public class Example {
public m() {
String x = "X";
return x;
}
}

3
test/bytecode/Exceptions.jav Normal file
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@ -0,0 +1,3 @@
public class Exceptions {
// m(Integer i) throws
}

30
test/bytecode/For.jav Normal file
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@ -0,0 +1,30 @@
import java.lang.Integer;
import java.lang.Boolean;
class For{
Integer m(Integer x){
var c = x + 2;
// Boolean b = true;
// c = 5;
// c++;
// ++c;
// c--;
// --c;
// while(x<2){
// x = x +1;
// b = false;
// }
return c;
// for(int i = 0;i<10;i++) {
// x = x + 5;
// }
}
// m2(Integer x){
// if(x<2) {
// return 1;
// }else {
// return 2;
// }
// }
}

11
test/bytecode/ForTest.java Normal file
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@ -0,0 +1,11 @@
package bytecode;
import org.objectweb.asm.Opcodes;
public class ForTest extends JavaTXCompilerTest {
public ForTest() {
this.fileName = "For";
}
}

8
test/bytecode/Import.jav Normal file
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@ -0,0 +1,8 @@
import java.util.Vector;
class Import {
void methode(){
Vector v = new Vector<>();
v.add("X");
}
}

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