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This commit is contained in:
Andreas Stadelmeier 2018-01-19 15:22:29 +01:00
commit da41857a4f
314 changed files with 8647 additions and 20051 deletions
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22
.classpath
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<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" path="src"/>
<classpathentry kind="src" path="test"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
<classpathentry kind="lib" path="lib/bcel-6.1-SNAPSHOT.jar" sourcepath="lib/bcel-6.1-SNAPSHOT-sources.jar"/>
<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/4"/>
<classpathentry kind="lib" path="lib/antlr-complete.jar"/>
<classpathentry kind="lib" path="lib/annotations-2.0.1.jar"/>
<classpathentry kind="lib" path="lib/bcel-6.1-SNAPSHOT-sources.jar"/>
<classpathentry kind="lib" path="lib/cloning.jar"/>
<classpathentry kind="lib" path="lib/commons-bcel6-6.0-SNAPSHOT.jar"/>
<classpathentry kind="lib" path="lib/javassist-3.19.0-GA.jar"/>
<classpathentry kind="lib" path="lib/junit-4.0.jar"/>
<classpathentry kind="lib" path="lib/log4j-1.2.12.jar"/>
<classpathentry kind="lib" path="lib/reflections-0.9.10-javadoc.jar"/>
<classpathentry kind="lib" path="lib/reflections-0.9.10-sources.jar"/>
<classpathentry kind="lib" path="lib/reflections-0.9.10.jar" sourcepath="/reflections/src"/>
<classpathentry kind="lib" path="lib/guava-22.0.jar" sourcepath="lib/guava-22.0-sources.jar"/>
<classpathentry kind="lib" path="lib/guava-15.0.jar"/>
<classpathentry kind="output" path="bin"/>
</classpath>

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.gitignore vendored
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@ -10,3 +10,13 @@ bin
*.jar
*.war
*.ear
# IDEs
.classpath
*.iml
.idea/
/target/
.DS_Store
.project
.settings/
/target/

22
.idea/libraries/lib.xml
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<component name="libraryTable">
<library name="lib">
<CLASSES>
<root url="jar://$PROJECT_DIR$/lib/log4j-1.2.12.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/guava-10.0.1.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/bcel-6.1-SNAPSHOT.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/bcel-6.1-SNAPSHOT-sources.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/annotations-2.0.1.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/guava-15.0.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/junit-4.0.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/commons-bcel6-6.0-SNAPSHOT.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/reflections-0.9.10-javadoc.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/reflections-0.9.10.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/cloning.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/javassist-3.19.0-GA.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/reflections-0.9.10-sources.jar!/" />
<root url="jar://$PROJECT_DIR$/lib/antlr-complete.jar!/" />
</CLASSES>
<JAVADOC />
<SOURCES />
</library>
</component>

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.project
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>JavaCompilerCore</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>

12
.settings/org.eclipse.jdt.core.prefs
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eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
org.eclipse.jdt.core.compiler.compliance=1.8
org.eclipse.jdt.core.compiler.debug.lineNumber=generate
org.eclipse.jdt.core.compiler.debug.localVariable=generate
org.eclipse.jdt.core.compiler.debug.sourceFile=generate
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.source=1.8

9
classes/classes.iml
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<?xml version="1.0" encoding="UTF-8"?>
<module type="WEB_MODULE" version="4">
<component name="NewModuleRootManager" inherit-compiler-output="true">
<exclude-output />
<content url="file://$MODULE_DIR$" />
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>

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doc/doc.iml
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<?xml version="1.0" encoding="UTF-8"?>
<module type="WEB_MODULE" version="4">
<component name="NewModuleRootManager" inherit-compiler-output="true">
<exclude-output />
<content url="file://$MODULE_DIR$" />
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>

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lib/antlr-complete.jar
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lib/bcel-6.1-SNAPSHOT-sources.jar
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pom.xml
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@ -42,7 +42,7 @@
<build>
<directory>target</directory>
<outputDirectory>target/classes</outputDirectory>
<finalName>${project.artifactId}-${project.version}</finalName>
<finalName>${artifactId}-${version}</finalName>
<testOutputDirectory>target/test-classes</testOutputDirectory>
<sourceDirectory>src/</sourceDirectory>
<testSourceDirectory>test/</testSourceDirectory>

11
src/JavaCompilerCore1.iml
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<?xml version="1.0" encoding="UTF-8"?>
<module type="JAVA_MODULE" version="4">
<component name="NewModuleRootManager" inherit-compiler-output="true">
<exclude-output />
<content url="file://$MODULE_DIR$">
<sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
</content>
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>

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src/de/dhbwstuttgart/.DS_Store vendored Normal file
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366
src/de/dhbwstuttgart/bytecode/BytecodeGen.java Normal file
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package de.dhbwstuttgart.bytecode;
import java.util.HashMap;
import java.util.Iterator;
import de.dhbwstuttgart.syntaxtree.statement.*;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.statement.literal.Literal;
import de.dhbwstuttgart.syntaxtree.statement.literal.Null;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.result.ResultSet;
public class BytecodeGen implements ASTVisitor {
ClassWriter cw =new ClassWriter(ClassWriter.COMPUTE_FRAMES|ClassWriter.COMPUTE_MAXS);
// String methDesc;
String type;
String className;
private boolean isInterface;
private ResultSet resultSet;
private int indexOfFirstParam = 0;
// stores parameter, local vars and the next index on the local variable table, which use for aload_i, astore_i,...
HashMap<String, Integer> paramsAndLocals = new HashMap<>();
byte[] bytecode;
HashMap<String,byte[]> classFiles;
public BytecodeGen(HashMap<String,byte[]> classFiles, ResultSet resultSet) {
this.classFiles = classFiles;
this.resultSet = resultSet;
}
@Override
public void visit(SourceFile sourceFile) {
for(ClassOrInterface cl : sourceFile.getClasses()) {
isInterface = (cl.getModifiers()&512)==512;
System.out.println("IS Interface = "+"modifiers= "+cl.getModifiers()+" ->"+(cl.getModifiers()&512) + isInterface);
BytecodeGen classGen = new BytecodeGen(classFiles, resultSet);
cl.accept(classGen);
classGen.writeClass(cl.getClassName().toString());
}
}
private void writeClass(String name) {
bytecode = cw.toByteArray();
classFiles.put(name, bytecode);
}
public HashMap<String,byte[]> getClassFiles() {
return classFiles;
}
@Override
public void visit(ClassOrInterface classOrInterface) {
className = classOrInterface.getClassName().toString();
// access flages??
cw.visit(Opcodes.V1_8, classOrInterface.getModifiers()+Opcodes.ACC_SUPER, classOrInterface.getClassName().toString()
, null, classOrInterface.getSuperClass().toString().replace(".", "/"), null);
// for each field in the class
for(Field f : classOrInterface.getFieldDecl()) {
System.out.println("get Fields");
System.out.println(f.getName());
f.accept(this);
}
for(Constructor c : classOrInterface.getConstructors()) {
c.accept(this);
}
for(Method m : classOrInterface.getMethods()) {
m.accept(this);
}
cw.visitSource(classOrInterface.getClassName().toString()+".jav", null);
}
@Override
public void visit(Constructor field) {
Descriptor desc = new Descriptor(field, resultSet);
MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", desc.getDesc(), null, null);
mv.visitCode();
System.out.println("-----Constructor-----");
BytecodeGenMethod gen = new BytecodeGenMethod(className,resultSet,field, mv,paramsAndLocals,desc.getDesc(),cw,isInterface);
mv.visitInsn(Opcodes.RETURN);
mv.visitMaxs(0, 0);
mv.visitEnd();
}
@Override
public void visit(Method method) {
// TODO: check if the method is static => if static then the first param will be stored in pos 0
// else it will be stored in pos 1 and this will be stored in pos 0
method.getParameterList().accept(this);
Descriptor methDesc = new Descriptor(method,resultSet);
System.out.println("-----Method-----");
MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, method.getName(), methDesc.getDesc(), null, null);
mv.visitCode();
BytecodeGenMethod gen = new BytecodeGenMethod(className,resultSet,method, mv,paramsAndLocals,methDesc.getDesc(),cw,isInterface);
mv.visitMaxs(0, 0);
mv.visitEnd();
}
@Override
public void visit(ParameterList formalParameters) {
paramsAndLocals = new HashMap<>();
Iterator<FormalParameter> itr = formalParameters.iterator();
int i = 1;
while(itr.hasNext()) {
FormalParameter fp = itr.next();
paramsAndLocals.put(fp.getName(), i);
fp.accept(this);
i++;
}
}
@Override
public void visit(FormalParameter formalParameter) {
formalParameter.getType().accept(this);
}
@Override
public void visit(RefType refType) {
type = "L"+refType.toString()+";";
}
@Override
public void visit(SuperWildcardType superWildcardType) {
// TODO Auto-generated method stub
}
@Override
public void visit(TypePlaceholder typePlaceholder) {
// TODO Auto-generated method stub
}
@Override
public void visit(ExtendsWildcardType extendsWildcardType) {
// TODO Auto-generated method stub
}
@Override
public void visit(GenericRefType genericRefType) {
// TODO Auto-generated method stub
}
// ??
@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();
}
// 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();
}
@Override
public void visit(LambdaExpression lambdaExpression) {
// TODO Auto-generated method stub
}
@Override
public void visit(Assign assign) {
// TODO Auto-generated method stub
}
@Override
public void visit(Binary binary) {
// TODO Auto-generated method stub
}
@Override
public void visit(Block block) {
// TODO Auto-generated method stub
}
@Override
public void visit(CastExpr castExpr) {
// TODO Auto-generated method stub
}
@Override
public void visit(EmptyStmt emptyStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(ForStmt forStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(IfStmt ifStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(InstanceOf instanceOf) {
// TODO Auto-generated method stub
}
@Override
public void visit(LocalVar localVar) {
// TODO Auto-generated method stub
}
@Override
public void visit(LocalVarDecl localVarDecl) {
// TODO Auto-generated method stub
}
@Override
public void visit(MethodCall methodCall) {
// TODO Auto-generated method stub
}
@Override
public void visit(NewClass methodCall) {
// TODO Auto-generated method stub
}
@Override
public void visit(NewArray newArray) {
// TODO Auto-generated method stub
}
@Override
public void visit(Return aReturn) {
// TODO Auto-generated method stub
}
@Override
public void visit(ReturnVoid aReturn) {
// TODO Auto-generated method stub
}
@Override
public void visit(StaticClassName staticClassName) {
// TODO Auto-generated method stub
}
@Override
public void visit(Super aSuper) {
// TODO Auto-generated method stub
}
@Override
public void visit(This aThis) {
// TODO Auto-generated method stub
}
@Override
public void visit(UnaryPlus unaryPlus) {
// TODO Auto-generated method stub
}
@Override
public void visit(WhileStmt whileStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(DoStmt whileStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(Null aNull) {
// TODO Auto-generated method stub
}
// ???
@Override
public void visit(Literal literal) {
// TODO Auto-generated method stub
}
@Override
public void visit(ArgumentList argumentList) {
// TODO Auto-generated method stub
}
@Override
public void visit(GenericTypeVar genericTypeVar) {
// TODO Auto-generated method stub
}
@Override
public void visit(GenericDeclarationList genericTypeVars) {
// TODO Auto-generated method stub
}
@Override
public void visit(AssignToField assignLeftSide) {
// TODO Auto-generated method stub
}
@Override
public void visit(AssignToLocal assignLeftSide) {
// TODO Auto-generated method stub
}
@Override
public void visit(SuperCall superCall) {
}
@Override
public void visit(ExpressionReceiver expressionReceiver) {
// TODO Auto-generated method stub
}
}

417
src/de/dhbwstuttgart/bytecode/BytecodeGenMethod.java Normal file
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package de.dhbwstuttgart.bytecode;
import java.lang.invoke.CallSite;
import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodHandles;
import java.lang.invoke.MethodType;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import de.dhbwstuttgart.syntaxtree.statement.*;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.Handle;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
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.Literal;
import de.dhbwstuttgart.syntaxtree.statement.literal.Null;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.result.ResultSet;
public class BytecodeGenMethod implements StatementVisitor{
private Method m;
private MethodVisitor mv;
private HashMap<String, Integer> paramsAndLocals = new HashMap<>();
private String desc;
private String className;
private int lamCounter;
private ClassWriter cw;
private ResultSet resultSet;
private boolean isInterface;
//for tests **
private String fieldName;
private String fieldDesc;
private Expression rightSideTemp;
private String where;
private boolean isRightSideALambda = false;
private KindOfLambda kindOfLambda;
private ArrayList<RefTypeOrTPHOrWildcardOrGeneric> varsFunInterface;
public BytecodeGenMethod(String className,ResultSet resultSet, Method m, MethodVisitor mv, HashMap<String, Integer> paramsAndLocals,
String desc, ClassWriter cw, boolean isInterface) {
this.where = "<<<<<< NORMAL METHOD >>>>>>";
this.className = className;
this.resultSet = resultSet;
this.m = m;
this.mv = mv;
this.paramsAndLocals = paramsAndLocals;
this.desc = desc;
this.cw = cw;
this.isInterface = isInterface;
this.lamCounter = -1;
this.varsFunInterface = new ArrayList<>();
System.out.println("PARAMS = "+this.paramsAndLocals.size());
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,
String desc,int indexOfFirstParamLam, boolean isInterface) {
System.out.println("\t\t++++++IN LAMBDA -------");
this.where = "<<<<<< LAMBDA METHOD >>>>>>";
this.resultSet = resultSet;
this.mv = mv;
this.desc = desc;
this.isInterface = isInterface;
this.lamCounter = -1;
this.varsFunInterface = new ArrayList<>();
Iterator<FormalParameter> itr = lambdaExpression.params.iterator();
int i = indexOfFirstParamLam;
while(itr.hasNext()) {
FormalParameter fp = itr.next();
this.paramsAndLocals.put(fp.getName(), i);
i++;
}
lambdaExpression.methodBody.accept(this);
}
private String getResolvedType(RefTypeOrTPHOrWildcardOrGeneric type) {
return resultSet.resolveType(type).resolvedType.toString().replace(".", "/");
}
@Override
public void visit(Block block) {
for(Statement stmt : block.getStatements()) {
System.out.println(where);
System.out.println("Stmt : " + stmt.toString());
stmt.accept(this);
System.out.println("--------------------------\n");
}
}
@Override
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, desc,isInterface);
}
// ??
@Override
public void visit(LocalVar localVar) {
System.out.println("in Local Var: " + localVar.name);
mv.visitVarInsn(Opcodes.ALOAD, paramsAndLocals.get(localVar.name));
}
// ??
@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)) {
isRightSideALambda = true;
}else {
isRightSideALambda = false;
}
System.out.println("\t isRight Side lambda: " + isRightSideALambda);
if(assign.lefSide.getClass().equals(AssignToField.class)) {
// load_0, ldc or .. then putfield
this.rightSideTemp = assign.rightSide;
assign.lefSide.accept(this);
}else {
assign.rightSide.accept(this);
assign.lefSide.accept(this);
}
}
@Override
public void visit(Binary binary) {
System.out.println("\t++ In Binary: ");
}
@Override
public void visit(LambdaExpression lambdaExpression) {
System.out.println("\n++ In Lambda: ");
this.lamCounter++;
Descriptor lamDesc = new Descriptor(lambdaExpression, resultSet);
//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(), false);
String methodName = "lambda$new$" + this.lamCounter;
// Type erasure
Type arg1 = Type.getMethodType(lamDesc.getDesc());
// real Type
Type arg3 = Type.getMethodType(lamDesc.getDesc());
int staticOrSpecial=0;
int staticOrInstance=0;
int indexOfFirstParamLam = 0;
this.kindOfLambda = new KindOfLambda(lambdaExpression);
if(kindOfLambda.isInstanceCapturingLambda()) {
mv.visitVarInsn(Opcodes.ALOAD, 0);
staticOrSpecial = Opcodes.H_INVOKESPECIAL;
indexOfFirstParamLam = 1;
}else {
staticOrSpecial = Opcodes.H_INVOKESTATIC;
staticOrInstance = Opcodes.ACC_STATIC;
}
// first check if capturing lambda then invokestatic or invokespecial
Handle arg2 = new Handle(staticOrSpecial, this.className, methodName,
arg3.toString(),false);
// Descriptor of functional interface methode
Descriptor fiMethodDesc = new Descriptor(kindOfLambda.getArgumentList(), lambdaExpression.getType(),resultSet);
// Desc: (this/nothing)TargetType
mv.visitInvokeDynamicInsn("apply", fiMethodDesc.getDesc(), 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,arg3.toString(),indexOfFirstParamLam,isInterface);
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);
}
@Override
public void visit(CastExpr castExpr) {
// TODO Auto-generated method stub
}
@Override
public void visit(EmptyStmt emptyStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(FieldVar fieldVar) {
System.out.println("in fieldVar " + fieldVar.fieldVarName + " ** receiver: "+fieldVar.receiver);
fieldName = fieldVar.fieldVarName;
fieldDesc = "L"+getResolvedType(fieldVar.getType())+";";
fieldVar.receiver.accept(this);
// test (if)
if(!fieldVar.receiver.getClass().equals(StaticClassName.class)) {
mv.visitFieldInsn(Opcodes.GETFIELD,getResolvedType(fieldVar.receiver.getType()),
fieldName ,fieldDesc);
}
// mv.visitFieldInsn(Opcodes.GETSTATIC, fieldVar.receiver.getType().toString().replace(".", "/"),
// fieldVar.fieldVarName, fieldVar.getType().toString());
}
@Override
public void visit(ForStmt forStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(IfStmt ifStmt) {
System.out.println("++ IF-Statment: ");
}
@Override
public void visit(InstanceOf instanceOf) {
// TODO Auto-generated method stub
}
@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);
Descriptor mDesc = new Descriptor(methodCall.arglist, methodCall.getType(),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.getDesc(), false);
}else {
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, getResolvedType(methodCall.receiver.getType()),
methodCall.name, mDesc.getDesc(), isInterface);
}
// test
// if(!methodCall.getType().toString().equals("V")) {
// mv.visitInsn(Opcodes.POP);
// }
}
@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);
// creates Descriptor
methodCall.arglist.accept(this);
String d = "(";
for(Expression e : methodCall.arglist.getArguments()) {
d = d + "L"+e.getType().toString().replace(".", "/") + ";";
}
d += ")V";
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, methodCall.name.replace(".", "/"), "<init>", d, isInterface);
}
@Override
public void visit(NewArray newArray) {
// TODO Auto-generated method stub
}
@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(Return aReturn) {
aReturn.retexpr.accept(this);
mv.visitInsn(Opcodes.ARETURN);
}
@Override
public void visit(ReturnVoid aReturn) {
mv.visitInsn(Opcodes.RETURN);
}
@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, staticClassName.getType().toString().replace(".", "/"),
fieldName, fieldDesc);
}
@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(UnaryPlus unaryPlus) {
System.out.println("++ In UnaryPlus: ");
}
@Override
public void visit(WhileStmt whileStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(DoStmt whileStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(Null aNull) {
mv.visitInsn(Opcodes.ACONST_NULL);
}
@Override
public void visit(Literal literal) {
// value?
mv.visitLdcInsn(literal.getType().toString());
}
@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
public void visit(AssignToField assignLeftSide) {
if(isRightSideALambda)
varsFunInterface.add(assignLeftSide.field.getType());
// Loads the an object reference from the local variable
// array slot onto the top of the operand stack.
assignLeftSide.field.receiver.accept(this);
this.rightSideTemp.accept(this);
mv.visitFieldInsn(Opcodes.PUTFIELD, assignLeftSide.field.receiver.getType().toString(),
assignLeftSide.field.fieldVarName, assignLeftSide.field.getType().toString());
}
@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);
mv.visitVarInsn(Opcodes.ASTORE, paramsAndLocals.size());
// Debug:::
}
}

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

112
src/de/dhbwstuttgart/bytecode/Descriptor.java Normal file
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@ -0,0 +1,112 @@
package de.dhbwstuttgart.bytecode;
import java.util.List;
import java.util.Iterator;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.syntaxtree.Constructor;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
import de.dhbwstuttgart.syntaxtree.statement.Expression;
import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.typeinference.result.ResultSet;
public class Descriptor {
String desc;
public Descriptor(Method method, ResultSet resultSet) {
desc = "(";
Iterator<FormalParameter> itr = method.getParameterList().iterator();
while(itr.hasNext()) {
FormalParameter fp = itr.next();
desc = desc + "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
}
desc = addReturnType(desc,method.getReturnType(), resultSet);
}
private class TypeToDescriptor implements TypeVisitor<String>{
@Override
public String visit(RefType refType) {
return refType.getName().toString().replace(".", "/");
}
@Override
public String visit(SuperWildcardType superWildcardType) {
throw new NotImplementedException();
}
@Override
public String visit(TypePlaceholder typePlaceholder) {
return typePlaceholder.toString();
}
@Override
public String visit(ExtendsWildcardType extendsWildcardType) {
throw new NotImplementedException();
}
@Override
public String visit(GenericRefType genericRefType) {
return genericRefType.getParsedName();
}
}
private String addReturnType(String desc2, RefTypeOrTPHOrWildcardOrGeneric returnType, ResultSet resultSet) {
System.out.println("DescType = "+returnType.toString());
if(resultSet.resolveType(returnType).resolvedType.toString().equals("void")){
desc = desc + ")V";
}else {
desc = desc + ")" + "L"+resultSet.resolveType(returnType).resolvedType.toString().replace(".", "/")+";";
}
return desc;
}
public Descriptor(Constructor constructor, ResultSet resultSet) {
desc = "(";
Iterator<FormalParameter> itr = constructor.getParameterList().iterator();
while(itr.hasNext()) {
FormalParameter fp = itr.next();
desc = desc + "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "/") + ";";
}
desc = desc + ")V";
}
public Descriptor(LambdaExpression lambdaExpr, ResultSet resultSet) {
desc = "(";
Iterator<FormalParameter> itr = lambdaExpr.params.iterator();
while(itr.hasNext()) {
FormalParameter fp = itr.next();
desc = desc + "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "/") + ";";
}
desc = addReturnType(desc, lambdaExpr.getReturnType(), resultSet);
}
public Descriptor(ArgumentList argList, RefTypeOrTPHOrWildcardOrGeneric returnType, ResultSet resultSet) {
desc = "(";
for(Expression e : argList.getArguments()) {
desc = desc + "L"+resultSet.resolveType(e.getType()).resolvedType.toString().replace(".", "/") + ";";
}
desc = addReturnType(desc, returnType, resultSet);
}
public Descriptor(List<RefTypeOrTPHOrWildcardOrGeneric> argumentList,RefTypeOrTPHOrWildcardOrGeneric returnType ,ResultSet resultSet) {
desc = "(";
Iterator<RefTypeOrTPHOrWildcardOrGeneric> itr = argumentList.iterator();
while(itr.hasNext()) {
RefTypeOrTPHOrWildcardOrGeneric rt = itr.next();
desc = desc + "L"+resultSet.resolveType(rt).resolvedType.toString().replace(".", "/")+";";
}
desc = desc + ")"+"L"+resultSet.resolveType(returnType).resolvedType.toString().replace(".", "/")+";";
}
public String getDesc() {
return this.desc;
}
}

205
src/de/dhbwstuttgart/bytecode/KindOfLambda.java Normal file
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@ -0,0 +1,205 @@
package de.dhbwstuttgart.bytecode;
import de.dhbwstuttgart.syntaxtree.statement.*;
import java.util.ArrayList;
import java.util.List;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.statement.literal.Literal;
import de.dhbwstuttgart.syntaxtree.statement.literal.Null;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
public class KindOfLambda implements StatementVisitor{
private boolean isInstanceCapturingLambda = false;
private List<RefTypeOrTPHOrWildcardOrGeneric> argumentList = new ArrayList<>();
public KindOfLambda(LambdaExpression lambdaExpression) {
lambdaExpression.methodBody.accept(this);
}
public boolean isInstanceCapturingLambda() {
return this.isInstanceCapturingLambda;
}
public List<RefTypeOrTPHOrWildcardOrGeneric> getArgumentList() {
return argumentList;
}
@Override
public void visit(ArgumentList argumentList) {
// TODO Auto-generated method stub
}
@Override
public void visit(LambdaExpression lambdaExpression) {
}
@Override
public void visit(Assign assign) {
assign.rightSide.accept(this);
}
@Override
public void visit(Binary binary) {
// TODO Auto-generated method stub
}
@Override
public void visit(Block block) {
for(Statement stmt : block.getStatements()) {
stmt.accept(this);
}
}
@Override
public void visit(CastExpr castExpr) {
// TODO Auto-generated method stub
}
@Override
public void visit(EmptyStmt emptyStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(FieldVar fieldVar) {
fieldVar.receiver.accept(this);
}
@Override
public void visit(ForStmt forStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(IfStmt ifStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(InstanceOf instanceOf) {
// TODO Auto-generated method stub
}
@Override
public void visit(LocalVar localVar) {
// TODO Auto-generated method stub
}
@Override
public void visit(LocalVarDecl localVarDecl) {
// TODO Auto-generated method stub
}
@Override
public void visit(MethodCall methodCall) {
methodCall.receiver.accept(this);
}
@Override
public void visit(NewClass methodCall) {
// TODO Auto-generated method stub
}
@Override
public void visit(NewArray newArray) {
// TODO Auto-generated method stub
}
@Override
public void visit(ExpressionReceiver receiver) {
receiver.expr.accept(this);
}
@Override
public void visit(Return aReturn) {
aReturn.retexpr.accept(this);
}
@Override
public void visit(ReturnVoid aReturn) {
// TODO Auto-generated method stub
}
@Override
public void visit(StaticClassName staticClassName) {
// TODO Auto-generated method stub
}
@Override
public void visit(Super aSuper) {
// TODO Auto-generated method stub
}
@Override
public void visit(This aThis) {
this.isInstanceCapturingLambda = true;
this.argumentList.add(aThis.getType());
}
@Override
public void visit(UnaryPlus unaryPlus) {
// TODO Auto-generated method stub
}
@Override
public void visit(WhileStmt whileStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(DoStmt whileStmt) {
// TODO Auto-generated method stub
}
@Override
public void visit(Null aNull) {
// TODO Auto-generated method stub
}
@Override
public void visit(Literal literal) {
// TODO Auto-generated method stub
}
@Override
public void visit(AssignToField assignLeftSide) {
// TODO Auto-generated method stub
}
@Override
public void visit(AssignToLocal assignLeftSide) {
// TODO Auto-generated method stub
}
@Override
public void visit(SuperCall superCall) {
// TODO Auto-generated method stub
}
}

150
src/de/dhbwstuttgart/bytecode/Test.java Normal file
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@ -0,0 +1,150 @@
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 Normal file
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@ -0,0 +1,8 @@
package de.dhbwstuttgart.bytecode;
public class TestClass {
public TestClass() {
Runnable lam = () -> System.out.println("lambda");
lam.run();
}
}

59
src/de/dhbwstuttgart/bytecode/TestFields.java Normal file
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@ -0,0 +1,59 @@
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 Normal file
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@ -0,0 +1,11 @@
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 Normal file
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@ -0,0 +1,18 @@
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 Normal file
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@ -0,0 +1,6 @@
package de.dhbwstuttgart.bytecode;
public class TetsF {
private int z;
public String s = "";
}

8
src/de/dhbwstuttgart/core/ConsoleInterface.java Executable file → Normal file
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@ -3,16 +3,14 @@ package de.dhbwstuttgart.core;
import java.io.File;
import java.io.IOException;
import java.util.*;
import java.util.stream.Collectors;
public class ConsoleInterface {
private static final String directory = System.getProperty("user.dir");
public static void main(String[] args) throws IOException, ClassNotFoundException {
JavaTXCompiler compiler = new JavaTXCompiler();
for(String arg : Arrays.asList(args)){
compiler.parse(new File(arg));
}
List<File> input = Arrays.asList(args).stream().map((s -> new File(s))).collect(Collectors.toList());
JavaTXCompiler compiler = new JavaTXCompiler(input);
compiler.typeInference();
}
}

0
src/de/dhbwstuttgart/core/IItemWithOffset.java Executable file → Normal file
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97
src/de/dhbwstuttgart/core/JavaTXCompiler.java
View File

@ -1,11 +1,16 @@
package de.dhbwstuttgart.core;
import de.dhbwstuttgart.environment.CompilationEnvironment;
import de.dhbwstuttgart.parser.JavaTXParser;
import de.dhbwstuttgart.parser.scope.GenericsRegistry;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.SyntaxTreeGenerator;
import de.dhbwstuttgart.parser.antlr.Java8Parser.CompilationUnitContext;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.factory.UnifyTypeFactory;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
@ -24,28 +29,73 @@ import java.util.stream.Collectors;
public class JavaTXCompiler {
CompilationEnvironment environment;
protected List<SourceFile> sourceFiles = new ArrayList<>();
/*
public JavaTXCompiler(List<File> sourceFiles){
final CompilationEnvironment environment;
public final Map<File, SourceFile> sourceFiles = new HashMap<>();
public JavaTXCompiler(File sourceFile) throws IOException, ClassNotFoundException {
this(Arrays.asList(sourceFile));
}
*/
public List<ResultSet> typeInference(){
List<ClassOrInterface> allClasses = new ArrayList<>();
for(SourceFile sf : sourceFiles){
public JavaTXCompiler(List<File> sources) throws IOException, ClassNotFoundException {
environment = new CompilationEnvironment(sources);
for (File s : sources) {
sourceFiles.put(s, parse(s));
}
}
public ConstraintSet<Pair> getConstraints() throws ClassNotFoundException {
List<ClassOrInterface> allClasses = new ArrayList<>();//environment.getAllAvailableClasses();
for (SourceFile sf : sourceFiles.values()) {
allClasses.addAll(sf.getClasses());
}
List<ClassOrInterface> importedClasses = new ArrayList<>();
//Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
for (File forSourceFile : sourceFiles.keySet())
for (JavaClassName name : sourceFiles.get(forSourceFile).getImports()) {
//TODO: Hier werden imports von eigenen (.jav) Klassen nicht beachtet
ClassOrInterface importedClass = ASTFactory.createClass(
ClassLoader.getSystemClassLoader().loadClass(name.toString()));
importedClasses.add(importedClass);
}
allClasses.addAll(importedClasses);
return new TYPE(sourceFiles.values(), allClasses).getConstraints();
}
public List<ClassOrInterface> getAvailableClasses(SourceFile forSourceFile) throws ClassNotFoundException {
List<ClassOrInterface> allClasses = new ArrayList<>();//environment.getAllAvailableClasses();
for (SourceFile sf : sourceFiles.values()) {
allClasses.addAll(sf.getClasses());
}
List<ClassOrInterface> importedClasses = new ArrayList<>();
for (JavaClassName name : forSourceFile.getImports()) {
//TODO: Hier werden imports von eigenen (.jav) Klassen nicht beachtet
ClassOrInterface importedClass = ASTFactory.createClass(
ClassLoader.getSystemClassLoader().loadClass(name.toString()));
importedClasses.add(importedClass);
allClasses.addAll(importedClasses);
}
return allClasses;
}
public List<ResultSet> typeInference() throws ClassNotFoundException {
List<ClassOrInterface> allClasses = new ArrayList<>();//environment.getAllAvailableClasses();
//Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
for(SourceFile sf : this.sourceFiles.values()) {
//allClasses.addAll(getAvailableClasses(sf));
allClasses.addAll(sf.getClasses());
}
final ConstraintSet<Pair> cons = getConstraints();
FiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses);
final ConstraintSet<Pair> cons = new TYPE(sourceFiles).getConstraints();
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(cons);
TypeUnify unify = new TypeUnify();
Set<Set<UnifyPair>> results = new HashSet<>();
for(List<Constraint<UnifyPair>> xCons : unifyCons.cartesianProduct()){
for (List<Constraint<UnifyPair>> xCons : unifyCons.cartesianProduct()) {
Set<UnifyPair> xConsSet = new HashSet<>();
for(Constraint<UnifyPair> constraint : xCons){
for (Constraint<UnifyPair> constraint : xCons) {
xConsSet.addAll(constraint);
}
@ -56,28 +106,27 @@ public class JavaTXCompiler {
}
return results.stream().map((unifyPairs ->
new ResultSet(UnifyTypeFactory.convert(unifyPairs, generateTPHMap(cons))))).collect(Collectors.toList());
}
}
private Map<String, TypePlaceholder> generateTPHMap(ConstraintSet<Pair> constraints){
private Map<String, TypePlaceholder> generateTPHMap(ConstraintSet<Pair> constraints) {
HashMap<String, TypePlaceholder> ret = new HashMap<>();
constraints.map((Pair p)->{
if(p.TA1 instanceof TypePlaceholder){
ret.put(((TypePlaceholder)p.TA1).getName(), (TypePlaceholder) p.TA1);
constraints.map((Pair p) -> {
if (p.TA1 instanceof TypePlaceholder) {
ret.put(((TypePlaceholder) p.TA1).getName(), (TypePlaceholder) p.TA1);
}
if(p.TA2 instanceof TypePlaceholder){
ret.put(((TypePlaceholder)p.TA2).getName(), (TypePlaceholder) p.TA2);
if (p.TA2 instanceof TypePlaceholder) {
ret.put(((TypePlaceholder) p.TA2).getName(), (TypePlaceholder) p.TA2);
}
return null;
});
return ret;
}
public SourceFile parse(File sourceFile) throws IOException, java.lang.ClassNotFoundException {
private SourceFile parse(File sourceFile) throws IOException, java.lang.ClassNotFoundException {
CompilationUnitContext tree = JavaTXParser.parse(sourceFile);
SyntaxTreeGenerator generator = new SyntaxTreeGenerator(environment.getRegistry(sourceFile));
SourceFile ret = generator.convert(tree);
sourceFiles.add(ret);
SyntaxTreeGenerator generator = new SyntaxTreeGenerator(environment.getRegistry(sourceFile), new GenericsRegistry(null));
SourceFile ret = generator.convert(tree, environment.packageCrawler);
return ret;
}
}
}

32
src/de/dhbwstuttgart/environment/CompilationEnvironment.java
View File

@ -5,11 +5,11 @@ import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import java.util.*;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import org.reflections.Reflections;
import org.reflections.scanners.ResourcesScanner;
import org.reflections.scanners.SubTypesScanner;
@ -31,27 +31,41 @@ import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
*/
public class CompilationEnvironment {
private final List<URL> librarys;
private final List<File> sourceFiles;
public final PackageCrawler packageCrawler;
/**
* Imitiert die Environment beim Aufruf des JavaCompilers auf einer Menge von java-Dateien
* Die Environment enthält automatisch die Java Standard Library
* Die Environment enth<EFBFBD>lt automatisch die Java Standard Library
* @param sourceFiles die zu kompilierenden Dateien
*/
public CompilationEnvironment(List<File> sourceFiles) {
String bootClassPath = System.getProperty("sun.boot.class.path");
librarys = new ArrayList<>();
for(String path : bootClassPath.split(";")) {
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");
}
}
this.sourceFiles = sourceFiles;
this.packageCrawler = new PackageCrawler(librarys);
}
public JavaClassRegistry getRegistry(File forSourceFile) throws ClassNotFoundException, IOException {
List<String> allNames = new ArrayList<>();
Map<String, Integer> allNames;
CompilationUnitContext tree = JavaTXParser.parse(forSourceFile);
return new JavaClassRegistry(GatherNames.getNames(tree, new PackageCrawler(librarys)));
allNames = GatherNames.getNames(tree, packageCrawler);
return new JavaClassRegistry(allNames);
}
public List<ClassOrInterface> getAllAvailableClasses() {
List<ClassOrInterface> ret = new ArrayList<>();
for(Class c : new PackageCrawler(librarys).getAllAvailableClasses()){
ret.add(ASTFactory.createClass(c));
}
return ret;
}
}

26
src/de/dhbwstuttgart/environment/PackageCrawler.java
View File

@ -1,9 +1,7 @@
package de.dhbwstuttgart.environment;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import java.util.*;
import org.reflections.Reflections;
import org.reflections.scanners.ResourcesScanner;
@ -12,6 +10,7 @@ import org.reflections.util.ConfigurationBuilder;
import org.reflections.util.FilterBuilder;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import org.reflections.vfs.SystemDir;
/**
* Hilft beim Durchsuchen von Packages
@ -53,12 +52,25 @@ public class PackageCrawler {
return classes;
}
public List<String> getClassNames(String packageName){
List<String> nameList = new ArrayList();
public Set<Class<?>> getAllAvailableClasses(){
Reflections reflections = new Reflections(new ConfigurationBuilder()
.setScanners(new SubTypesScanner(false /* don't exclude Object.class */), new ResourcesScanner())
.setUrls(urls));
Set<Class<?>> classes = reflections.getSubTypesOf(Object.class);
return classes;
}
public Map<String, Integer> getClassNames(String packageName){
Map<String, Integer> nameList = new HashMap<>();
Set<Class<?>> classes = getClassesInPackage(packageName);
if(packageName.equals("java.lang") && ! classes.contains(Object.class)) {
classes.add(Object.class);
}
for(Class c : classes){
nameList.add(c.getName());
nameList.put(c.getName(), c.getTypeParameters().length);
}
return nameList;
}

0
src/de/dhbwstuttgart/exceptions/TypeinferenceException.java Executable file → Normal file
View File

7
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/GenericsRegistry.java
View File

@ -1,7 +0,0 @@
package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import java.util.HashMap;
public class GenericsRegistry extends HashMap<String, GenericContext> {
}

18
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/StatementGenerator.java
View File

@ -3,6 +3,7 @@ package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.antlr.Java8Parser;
import de.dhbwstuttgart.parser.scope.GenericsRegistry;
import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
import de.dhbwstuttgart.syntaxtree.*;
import de.dhbwstuttgart.syntaxtree.statement.*;
@ -22,6 +23,7 @@ public class StatementGenerator {
private JavaClassRegistry reg;
private Map<String, RefTypeOrTPHOrWildcardOrGeneric> localVars;
private GenericsRegistry generics;
private String VAR_KEYWORD = "var";
public StatementGenerator(JavaClassRegistry reg, GenericsRegistry generics, Map<String, RefTypeOrTPHOrWildcardOrGeneric> localVars){
this.reg = reg;
@ -177,6 +179,14 @@ public class StatementGenerator {
}else throw new NotImplementedException();
}
public Receiver getReceiver(Expression expr){
if(expr instanceof StaticClassName){
return (Receiver) expr;
}else {
return new ExpressionReceiver(expr);
}
}
private Statement convert(Java8Parser.MethodInvocationContext methodInvocationContext) {
String name;
if(methodInvocationContext.methodName()!=null){
@ -198,7 +208,7 @@ public class StatementGenerator {
}else throw new NotImplementedException();
ArgumentList argumentList = convert(methodInvocationContext.argumentList());
MethodCall ret = new MethodCall(TypePlaceholder.fresh(methodInvocationContext.getStart()),new Receiver(receiver), name, argumentList, methodInvocationContext.getStart());
MethodCall ret = new MethodCall(TypePlaceholder.fresh(methodInvocationContext.getStart()), getReceiver(receiver), name, argumentList, methodInvocationContext.getStart());
return ret;
}
@ -393,7 +403,7 @@ public class StatementGenerator {
throw new NotImplementedException();
}
RefTypeOrTPHOrWildcardOrGeneric type;
if(declaration.unannTypeOrAuto().unannType()==null){
if(declaration.unannTypeOrAuto().unannType().getText().equals(VAR_KEYWORD)){
type = TypePlaceholder.fresh(declaration.getStart());
}else{
type = TypeGenerator.convert(declaration.unannTypeOrAuto().unannType(), reg, generics);
@ -699,7 +709,7 @@ public class StatementGenerator {
}else {
Java8Parser.MethodInvocation_lf_primaryContext ctxt = e.methodInvocation_lf_primary();
String methodName = ctxt.Identifier().toString();
return new MethodCall(TypePlaceholder.fresh(e.getStart()), new Receiver(expr), methodName, convert(ctxt.argumentList()), e.getStart());
return new MethodCall(TypePlaceholder.fresh(e.getStart()), getReceiver(expr), methodName, convert(ctxt.argumentList()), e.getStart());
}
}
@ -807,7 +817,7 @@ public class StatementGenerator {
}
ArgumentList argumentList = convert(methodInvocationContext.argumentList());
MethodCall ret = new MethodCall(TypePlaceholder.fresh(methodInvocationContext.getStart()), new Receiver(receiver), name, argumentList, methodInvocationContext.getStart());
MethodCall ret = new MethodCall(TypePlaceholder.fresh(methodInvocationContext.getStart()), getReceiver(receiver), name, argumentList, methodInvocationContext.getStart());
return ret;
}

118
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java
View File

@ -1,9 +1,13 @@
package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import de.dhbwstuttgart.environment.PackageCrawler;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import java.lang.ClassNotFoundException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.exceptions.TypeinferenceException;
import de.dhbwstuttgart.parser.antlr.Java8Parser;
import de.dhbwstuttgart.parser.scope.GatherNames;
import de.dhbwstuttgart.parser.scope.GenericsRegistry;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.parser.scope.JavaClassRegistry;
import de.dhbwstuttgart.syntaxtree.*;
@ -12,14 +16,11 @@ import de.dhbwstuttgart.syntaxtree.statement.*;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typecheck.*;
import java.io.File;
import java.lang.reflect.Modifier;
import java.sql.Ref;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.*;
import java.util.stream.Collectors;
//import jdk.internal.dynalink.support.TypeConverterFactory;
import org.antlr.v4.runtime.CommonToken;
@ -28,12 +29,17 @@ import org.antlr.v4.runtime.tree.TerminalNode;
public class SyntaxTreeGenerator{
private JavaClassRegistry reg;
private final GenericsRegistry globalGenerics;
private String pkgName = "";
List<JavaClassName> imports = new ArrayList();
Set<JavaClassName> imports = new HashSet();
List<Statement> fieldInitializations = new ArrayList<>();
public SyntaxTreeGenerator(JavaClassRegistry reg){
public SyntaxTreeGenerator(JavaClassRegistry reg, GenericsRegistry globalGenerics){
//Die Generics müssen während des Bauens des AST erstellt werden,
// da diese mit der Methode oder Klasse, in welcher sie deklariert werden
// verknüpft sein müssen. Dennoch werden die Namen aller Generics in einer globalen Datenbank benötigt.
this.globalGenerics = globalGenerics;
this.reg = reg;
}
@ -66,56 +72,10 @@ public class SyntaxTreeGenerator{
return ret;
}
public void setImports(Java8Parser.CompilationUnitContext ctx) throws ClassNotFoundException {
List<JavaClassName> newImports = new ArrayList();
for(Java8Parser.ImportDeclarationContext importDeclCtx : ctx.importDeclaration()){
if(importDeclCtx.singleTypeImportDeclaration() != null){
newImports.add(convertSingleTypeImportDeclaration(importDeclCtx.singleTypeImportDeclaration()));
}
else if(importDeclCtx.typeImportOnDemandDeclaration() != null){
newImports.add(convertTypeImportOnDemandDeclaration(importDeclCtx.typeImportOnDemandDeclaration()));
}
else if(importDeclCtx.singleStaticImportDeclaration() != null){
newImports.add(convertSingleStaticImportDeclaration(importDeclCtx.singleStaticImportDeclaration()));
}
else{
newImports.add(convertStaticImportOnDemandDeclaration(importDeclCtx.staticImportOnDemandDeclaration()));
}
}
this.imports.addAll(newImports);
}
private JavaClassName convertSingleTypeImportDeclaration(Java8Parser.SingleTypeImportDeclarationContext ctx) throws ClassNotFoundException{
String typeName = convertTypeName(ctx.typeName());
JavaClassName ret = reg.getName(typeName);
return ret;
}
private JavaClassName convertTypeImportOnDemandDeclaration(Java8Parser.TypeImportOnDemandDeclarationContext ctx){
return null;
}
private JavaClassName convertSingleStaticImportDeclaration(Java8Parser.SingleStaticImportDeclarationContext ctx){
return null;
}
private JavaClassName convertStaticImportOnDemandDeclaration(Java8Parser.StaticImportOnDemandDeclarationContext ctx){
return null;
}
private String getPackageFromClass(String cls){
String ret = "";
String[] parts = cls.split("\\.");
for(int i = 0; i < parts.length - 1; i++){
ret = ret + "." + parts[i];
}
ret = ret.substring(1);
return ret;
}
public SourceFile convert(Java8Parser.CompilationUnitContext ctx) throws ClassNotFoundException{
public SourceFile convert(Java8Parser.CompilationUnitContext ctx, PackageCrawler packageCrawler) throws ClassNotFoundException{
List<ClassOrInterface> classes = new ArrayList<>();
this.setImports(ctx);
Map<String, Integer> imports = GatherNames.getImports(ctx, packageCrawler);
this.imports = imports.keySet().stream().map(name -> reg.getName(name)).collect(Collectors.toSet());
for(Java8Parser.TypeDeclarationContext typeDecl : ctx.typeDeclaration()){
ClassOrInterface newClass;
if(typeDecl.classDeclaration() != null){
@ -133,7 +93,7 @@ public class SyntaxTreeGenerator{
Java8Parser.MethodHeaderContext header = methodDeclarationContext.methodHeader();
int modifiers = SyntaxTreeGenerator.convert(methodDeclarationContext.methodModifier());
GenericsRegistry localGenerics = createGenerics(methodDeclarationContext.methodHeader().typeParameters(),
parentClass, header.methodDeclarator().Identifier().getText());
parentClass, header.methodDeclarator().Identifier().getText(), reg, generics);
localGenerics.putAll(generics);
return convert(modifiers, header, methodDeclarationContext.methodBody(),parentClass, superClass, localGenerics);
}
@ -142,7 +102,7 @@ public class SyntaxTreeGenerator{
Java8Parser.MethodHeaderContext header = ctx.methodHeader();
int modifiers = SyntaxTreeGenerator.convertInterfaceModifier(ctx.interfaceMethodModifier());
GenericsRegistry localGenerics = createGenerics(header.typeParameters(), parentClass, header.methodDeclarator().Identifier().getText());
GenericsRegistry localGenerics = createGenerics(header.typeParameters(), parentClass, header.methodDeclarator().Identifier().getText(), reg, generics);
localGenerics.putAll(generics);
return convert(modifiers, header, ctx.methodBody(),parentClass, superClass, localGenerics);
@ -179,13 +139,13 @@ public class SyntaxTreeGenerator{
block = stmtGen.convert(body.block());
}
if(parentClass.equals(new JavaClassName(name))){
return new Constructor(name, retType, modifiers, parameterList, block, gtvDeclarations, header.getStart(), fieldInitializations, superClass);
return new Constructor(modifiers, name, retType, modifiers, parameterList, block, gtvDeclarations, header.getStart(), fieldInitializations);
}else{
return new Method(name, retType, modifiers, parameterList,block, gtvDeclarations, header.getStart());
return new Method(modifiers, name, retType, modifiers, parameterList,block, gtvDeclarations, header.getStart());
}
}
private ClassOrInterface convertClass(Java8Parser.ClassDeclarationContext ctx) {
private ClassOrInterface convertClass(Java8Parser.ClassDeclarationContext ctx) {
ClassOrInterface newClass;
if(ctx.normalClassDeclaration() != null){
newClass = convertNormal(ctx.normalClassDeclaration());
@ -196,7 +156,7 @@ public class SyntaxTreeGenerator{
return newClass;
}
private ClassOrInterface convertNormal(Java8Parser.NormalClassDeclarationContext ctx){
private ClassOrInterface convertNormal(Java8Parser.NormalClassDeclarationContext ctx) {
int modifiers = 0;
if(ctx.classModifier() != null){
for(Java8Parser.ClassModifierContext mod : ctx.classModifier()){
@ -205,7 +165,7 @@ public class SyntaxTreeGenerator{
}
}
JavaClassName name = reg.getName(ctx.Identifier().getText());
GenericsRegistry generics = createGenerics(ctx.typeParameters(), name, "");
GenericsRegistry generics = createGenerics(ctx.typeParameters(), name, "", reg, new GenericsRegistry(globalGenerics));
Token offset = ctx.getStart();
GenericDeclarationList genericClassParameters;
if(ctx.typeParameters() == null){
@ -217,7 +177,7 @@ public class SyntaxTreeGenerator{
if(ctx.superclass() != null){
superClass = convert(ctx.superclass());
}else{
superClass = ASTFactory.createObjectClass().getType();
superClass = new RefType(ASTFactory.createObjectClass().getClassName(), ctx.getStart());
}
List<Field> fielddecl = convertFields(ctx.classBody(), generics);
List<Method> methods = convertMethods(ctx.classBody(), name, superClass, generics);
@ -256,16 +216,29 @@ public class SyntaxTreeGenerator{
return ret;
}
/**
* http://docs.oracle.com/javase/specs/jls/se7/html/jls-8.html#jls-8.8.9
*/
private Constructor generateStandardConstructor(String className, JavaClassName parentClass, RefType superClass, GenericDeclarationList classGenerics, Token offset){
RefType classType = ClassOrInterface.generateTypeOfClass(reg.getName(className), classGenerics, offset);
int modifiers = 0;
ParameterList params = new ParameterList(new ArrayList<>(), offset);
Block block = new Block(new ArrayList<>(), offset);
return new Constructor(className, classType, modifiers, params, block, classGenerics, offset, fieldInitializations, superClass);
return new Constructor(Modifier.PUBLIC, className, classType, modifiers, params, block, classGenerics, offset, fieldInitializations);
}
private RefType convert(Java8Parser.SuperclassContext superclass) {
throw new NotImplementedException();
if(superclass.classType().classOrInterfaceType() != null){
throw new NotImplementedException();
}else{
RefTypeOrTPHOrWildcardOrGeneric ret = TypeGenerator.convertTypeName(superclass.classType().Identifier().getText(), superclass.classType().typeArguments(),
superclass.getStart(), reg, globalGenerics);
if(ret instanceof RefType){
return (RefType) ret;
}else{
throw new TypeinferenceException(superclass.getText() + " ist kein gültiger Supertyp", superclass.getStart());
}
}
}
private List<Method> convertMethods(Java8Parser.ClassBodyContext classBodyContext,
@ -406,9 +379,11 @@ public class SyntaxTreeGenerator{
modifiers += newModifier;
}
}
if(!Modifier.isInterface(modifiers))modifiers += Modifier.INTERFACE;
JavaClassName name = reg.getName(ctx.Identifier().getText());
GenericsRegistry generics = createGenerics(ctx.typeParameters(), name, "");
GenericsRegistry generics = createGenerics(ctx.typeParameters(), name, "", reg, new GenericsRegistry(globalGenerics));
GenericDeclarationList genericParams;
if(ctx.typeParameters() != null){
@ -416,7 +391,7 @@ public class SyntaxTreeGenerator{
}else{
genericParams = createEmptyGenericDeclarationList(ctx.Identifier());
}
RefType superClass = ASTFactory.createObjectClass().getType();
RefType superClass = ASTFactory.createObjectType();
List<Field> fields = convertFields(ctx.interfaceBody());
List<Method> methods = convertMethods(ctx.interfaceBody(), name, superClass, generics);
@ -434,8 +409,9 @@ public class SyntaxTreeGenerator{
return new GenericDeclarationList(new ArrayList<>(), gtvOffset);
}
private GenericsRegistry createGenerics(Java8Parser.TypeParametersContext ctx, JavaClassName parentClass, String parentMethod) {
GenericsRegistry ret = new GenericsRegistry();
private GenericsRegistry createGenerics(Java8Parser.TypeParametersContext ctx, JavaClassName parentClass, String parentMethod, JavaClassRegistry reg, GenericsRegistry generics) {
GenericsRegistry ret = new GenericsRegistry(this.globalGenerics);
ret.putAll(generics);
if(ctx == null || ctx.typeParameterList() == null)return ret;
for(Java8Parser.TypeParameterContext tp : ctx.typeParameterList().typeParameter()){
TypeGenerator.convert(tp, parentClass, parentMethod, reg, ret);

55
src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java
View File

@ -2,24 +2,22 @@ package de.dhbwstuttgart.parser.SyntaxTreeGenerator;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.exceptions.TypeinferenceException;
import de.dhbwstuttgart.parser.NullToken;
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;
import de.dhbwstuttgart.syntaxtree.GenericDeclarationList;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import org.antlr.v4.runtime.Token;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class TypeGenerator {
@ -45,7 +43,7 @@ public class TypeGenerator {
throw new NotImplementedException();
}else
if(unannTypeContext.unannReferenceType().unannArrayType()!=null){
System.out.println(unannTypeContext.getText());
//System.out.println(unannTypeContext.getText());
throw new NotImplementedException();
}else
if(unannTypeContext.unannReferenceType().unannTypeVariable()!=null){
@ -68,6 +66,8 @@ public class TypeGenerator {
public static GenericTypeVar convert(Java8Parser.TypeParameterContext typeParameter, JavaClassName parentClass, String parentMethod, JavaClassRegistry reg, GenericsRegistry generics) {
String name = typeParameter.Identifier().getText();
//TODO: Es müssen erst alle GenericTypeVars generiert werden, dann können die bounds dieser Generics ermittelt werden
//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());
@ -76,17 +76,46 @@ public class TypeGenerator {
}
public static List<RefTypeOrTPHOrWildcardOrGeneric> convert(Java8Parser.TypeBoundContext typeBoundContext, JavaClassRegistry reg, GenericsRegistry generics) {
List<RefTypeOrTPHOrWildcardOrGeneric> ret = new ArrayList<>();
if(typeBoundContext == null){
List<RefTypeOrTPHOrWildcardOrGeneric> ret = new ArrayList<>();
ret.add(ASTFactory.createObjectClass().getType());
ret.add(ASTFactory.createObjectType());
return ret;
}
if(typeBoundContext.typeVariable() != null){
ret.add(convertTypeName(typeBoundContext.typeVariable().Identifier().getText(), null, typeBoundContext.typeVariable().getStart(), reg, generics));
return ret;
}
if(typeBoundContext.classOrInterfaceType() != null){
ret.add(convert(typeBoundContext.classOrInterfaceType()));
if(typeBoundContext.additionalBound() != null)
for(Java8Parser.AdditionalBoundContext addCtx : typeBoundContext.additionalBound()){
ret.add(convert(addCtx.interfaceType()));
}
return ret;
}else{
throw new NotImplementedException();
}
}
throw new de.dhbwstuttgart.exceptions.NotImplementedException();
private static RefTypeOrTPHOrWildcardOrGeneric convert(Java8Parser.ClassOrInterfaceTypeContext classOrInterfaceTypeContext) {
throw new NotImplementedException();
}
private static RefTypeOrTPHOrWildcardOrGeneric convert(Java8Parser.InterfaceTypeContext interfaceTypeContext) {
throw new NotImplementedException();
}
public static RefTypeOrTPHOrWildcardOrGeneric convert(Java8Parser.ReferenceTypeContext referenceTypeContext, JavaClassRegistry reg, GenericsRegistry generics) {
return convertTypeName(referenceTypeContext.getText(), referenceTypeContext.getStart(), reg, generics);
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);
}else{
throw new NotImplementedException();
}
}else{
throw new NotImplementedException();
}
}
public static RefTypeOrTPHOrWildcardOrGeneric convertTypeName(String name, Token offset, JavaClassRegistry reg, GenericsRegistry generics){
@ -96,14 +125,18 @@ public class TypeGenerator {
public static RefTypeOrTPHOrWildcardOrGeneric convertTypeName(
String name, Java8Parser.TypeArgumentsContext typeArguments, Token offset, JavaClassRegistry reg, GenericsRegistry generics){
if(!reg.contains(name)){ //Dann könnte es ein Generische Type sein
if(generics.keySet().contains(name)){
if(generics.contains(name)){
return new GenericRefType(new GenericTypeName(generics.get(name),name), offset);
}else{
throw new TypeinferenceException("Der Typ "+ name + " ist nicht vorhanden",offset);
}
}
if(typeArguments == null){
return new RefType(reg.getName(name), offset);
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
for(int i = 0; i<reg.getNumberOfGenerics(name);i++){
params.add(TypePlaceholder.fresh(offset));
}
return new RefType(reg.getName(name), params, offset);
}else{
return new RefType(reg.getName(name), convert(typeArguments, reg, generics), offset);
}

2
src/de/dhbwstuttgart/parser/antlr/Java8.g4
View File

@ -732,7 +732,6 @@ localVariableDeclarationStatement
unannTypeOrAuto
: unannType
| 'auto'
;
localVariableDeclaration
@ -1739,6 +1738,7 @@ Identifier
: JavaLetter JavaLetterOrDigit*
;
fragment
JavaLetter
: [a-zA-Z$_] // these are the "java letters" below 0x7F

412
src/de/dhbwstuttgart/parser/antlr/Java8.tokens
View File

@ -1,207 +1,205 @@
T__0=1
ABSTRACT=2
ASSERT=3
BOOLEAN=4
BREAK=5
BYTE=6
CASE=7
CATCH=8
CHAR=9
CLASS=10
CONST=11
CONTINUE=12
DEFAULT=13
DO=14
DOUBLE=15
ELSE=16
ENUM=17
EXTENDS=18
FINAL=19
FINALLY=20
FLOAT=21
FOR=22
IF=23
GOTO=24
IMPLEMENTS=25
IMPORT=26
INSTANCEOF=27
INT=28
INTERFACE=29
LONG=30
NATIVE=31
NEW=32
PACKAGE=33
PRIVATE=34
PROTECTED=35
PUBLIC=36
RETURN=37
SHORT=38
STATIC=39
STRICTFP=40
SUPER=41
SWITCH=42
SYNCHRONIZED=43
THIS=44
THROW=45
THROWS=46
TRANSIENT=47
TRY=48
VOID=49
VOLATILE=50
WHILE=51
IntegerLiteral=52
FloatingPointLiteral=53
BooleanLiteral=54
CharacterLiteral=55
StringLiteral=56
NullLiteral=57
LPAREN=58
RPAREN=59
LBRACE=60
RBRACE=61
LBRACK=62
RBRACK=63
SEMI=64
COMMA=65
DOT=66
ASSIGN=67
GT=68
LT=69
BANG=70
TILDE=71
QUESTION=72
COLON=73
EQUAL=74
LE=75
GE=76
NOTEQUAL=77
AND=78
OR=79
INC=80
DEC=81
ADD=82
SUB=83
MUL=84
DIV=85
BITAND=86
BITOR=87
CARET=88
MOD=89
ARROW=90
COLONCOLON=91
ADD_ASSIGN=92
SUB_ASSIGN=93
MUL_ASSIGN=94
DIV_ASSIGN=95
AND_ASSIGN=96
OR_ASSIGN=97
XOR_ASSIGN=98
MOD_ASSIGN=99
LSHIFT_ASSIGN=100
RSHIFT_ASSIGN=101
URSHIFT_ASSIGN=102
Identifier=103
AT=104
ELLIPSIS=105
WS=106
COMMENT=107
LINE_COMMENT=108
'auto'=1
'abstract'=2
'assert'=3
'boolean'=4
'break'=5
'byte'=6
'case'=7
'catch'=8
'char'=9
'class'=10
'const'=11
'continue'=12
'default'=13
'do'=14
'double'=15
'else'=16
'enum'=17
'extends'=18
'final'=19
'finally'=20
'float'=21
'for'=22
'if'=23
'goto'=24
'implements'=25
'import'=26
'instanceof'=27
'int'=28
'interface'=29
'long'=30
'native'=31
'new'=32
'package'=33
'private'=34
'protected'=35
'public'=36
'return'=37
'short'=38
'static'=39
'strictfp'=40
'super'=41
'switch'=42
'synchronized'=43
'this'=44
'throw'=45
'throws'=46
'transient'=47
'try'=48
'void'=49
'volatile'=50
'while'=51
'null'=57
'('=58
')'=59
'{'=60
'}'=61
'['=62
']'=63
';'=64
','=65
'.'=66
'='=67
'>'=68
'<'=69
'!'=70
'~'=71
'?'=72
':'=73
'=='=74
'<='=75
'>='=76
'!='=77
'&&'=78
'||'=79
'++'=80
'--'=81
'+'=82
'-'=83
'*'=84
'/'=85
'&'=86
'|'=87
'^'=88
'%'=89
'->'=90
'::'=91
'+='=92
'-='=93
'*='=94
'/='=95
'&='=96
'|='=97
'^='=98
'%='=99
'<<='=100
'>>='=101
'>>>='=102
'@'=104
'...'=105
ABSTRACT=1
ASSERT=2
BOOLEAN=3
BREAK=4
BYTE=5
CASE=6
CATCH=7
CHAR=8
CLASS=9
CONST=10
CONTINUE=11
DEFAULT=12
DO=13
DOUBLE=14
ELSE=15
ENUM=16
EXTENDS=17
FINAL=18
FINALLY=19
FLOAT=20
FOR=21
IF=22
GOTO=23
IMPLEMENTS=24
IMPORT=25
INSTANCEOF=26
INT=27
INTERFACE=28
LONG=29
NATIVE=30
NEW=31
PACKAGE=32
PRIVATE=33
PROTECTED=34
PUBLIC=35
RETURN=36
SHORT=37
STATIC=38
STRICTFP=39
SUPER=40
SWITCH=41
SYNCHRONIZED=42
THIS=43
THROW=44
THROWS=45
TRANSIENT=46
TRY=47
VOID=48
VOLATILE=49
WHILE=50
IntegerLiteral=51
FloatingPointLiteral=52
BooleanLiteral=53
CharacterLiteral=54
StringLiteral=55
NullLiteral=56
LPAREN=57
RPAREN=58
LBRACE=59
RBRACE=60
LBRACK=61
RBRACK=62
SEMI=63
COMMA=64
DOT=65
ASSIGN=66
GT=67
LT=68
BANG=69
TILDE=70
QUESTION=71
COLON=72
EQUAL=73
LE=74
GE=75
NOTEQUAL=76
AND=77
OR=78
INC=79
DEC=80
ADD=81
SUB=82
MUL=83
DIV=84
BITAND=85
BITOR=86
CARET=87
MOD=88
ARROW=89
COLONCOLON=90
ADD_ASSIGN=91
SUB_ASSIGN=92
MUL_ASSIGN=93
DIV_ASSIGN=94
AND_ASSIGN=95
OR_ASSIGN=96
XOR_ASSIGN=97
MOD_ASSIGN=98
LSHIFT_ASSIGN=99
RSHIFT_ASSIGN=100
URSHIFT_ASSIGN=101
Identifier=102
AT=103
ELLIPSIS=104
WS=105
COMMENT=106
LINE_COMMENT=107
'abstract'=1
'assert'=2
'boolean'=3
'break'=4
'byte'=5
'case'=6
'catch'=7
'char'=8
'class'=9
'const'=10
'continue'=11
'default'=12
'do'=13
'double'=14
'else'=15
'enum'=16
'extends'=17
'final'=18
'finally'=19
'float'=20
'for'=21
'if'=22
'goto'=23
'implements'=24
'import'=25
'instanceof'=26
'int'=27
'interface'=28
'long'=29
'native'=30
'new'=31
'package'=32
'private'=33
'protected'=34
'public'=35
'return'=36
'short'=37
'static'=38
'strictfp'=39
'super'=40
'switch'=41
'synchronized'=42
'this'=43
'throw'=44
'throws'=45
'transient'=46
'try'=47
'void'=48
'volatile'=49
'while'=50
'null'=56
'('=57
')'=58
'{'=59
'}'=60
'['=61
']'=62
';'=63
','=64
'.'=65
'='=66
'>'=67
'<'=68
'!'=69
'~'=70
'?'=71
':'=72
'=='=73
'<='=74
'>='=75
'!='=76
'&&'=77
'||'=78
'++'=79
'--'=80
'+'=81
'-'=82
'*'=83
'/'=84
'&'=85
'|'=86
'^'=87
'%'=88
'->'=89
'::'=90
'+='=91
'-='=92
'*='=93
'/='=94
'&='=95
'|='=96
'^='=97
'%='=98
'<<='=99
'>>='=100
'>>>='=101
'@'=103
'...'=104

14
src/de/dhbwstuttgart/parser/antlr/Java8BaseListener.java
View File

@ -1,4 +1,4 @@
// Generated from Java8.g4 by ANTLR 4.5.3
// Generated from Java8.g4 by ANTLR 4.7
package de.dhbwstuttgart.parser.antlr;
import org.antlr.v4.runtime.ParserRuleContext;
@ -1571,6 +1571,18 @@ public class Java8BaseListener implements Java8Listener {
* <p>The default implementation does nothing.</p>
*/
@Override public void exitLocalVariableDeclarationStatement(Java8Parser.LocalVariableDeclarationStatementContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void enterUnannTypeOrAuto(Java8Parser.UnannTypeOrAutoContext ctx) { }
/**
* {@inheritDoc}
*
* <p>The default implementation does nothing.</p>
*/
@Override public void exitUnannTypeOrAuto(Java8Parser.UnannTypeOrAutoContext ctx) { }
/**
* {@inheritDoc}
*

833
src/de/dhbwstuttgart/parser/antlr/Java8Lexer.java
View File

@ -1,4 +1,4 @@
// Generated from /home/janulrich/Development/intellijworkspace/JavaCompilerCore/src/de/dhbwstuttgart/parser/antlr/Java8.g4 by ANTLR 4.5.1
// Generated from Java8.g4 by ANTLR 4.7
package de.dhbwstuttgart.parser.antlr;
import org.antlr.v4.runtime.Lexer;
import org.antlr.v4.runtime.CharStream;
@ -11,37 +11,41 @@ import org.antlr.v4.runtime.misc.*;
@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
public class Java8Lexer extends Lexer {
static { RuntimeMetaData.checkVersion("4.5.1", RuntimeMetaData.VERSION); }
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, ABSTRACT=2, ASSERT=3, BOOLEAN=4, BREAK=5, BYTE=6, CASE=7, CATCH=8,
CHAR=9, CLASS=10, CONST=11, CONTINUE=12, DEFAULT=13, DO=14, DOUBLE=15,
ELSE=16, ENUM=17, EXTENDS=18, FINAL=19, FINALLY=20, FLOAT=21, FOR=22,
IF=23, GOTO=24, IMPLEMENTS=25, IMPORT=26, INSTANCEOF=27, INT=28, INTERFACE=29,
LONG=30, NATIVE=31, NEW=32, PACKAGE=33, PRIVATE=34, PROTECTED=35, PUBLIC=36,
RETURN=37, SHORT=38, STATIC=39, STRICTFP=40, SUPER=41, SWITCH=42, SYNCHRONIZED=43,
THIS=44, THROW=45, THROWS=46, TRANSIENT=47, TRY=48, VOID=49, VOLATILE=50,
WHILE=51, IntegerLiteral=52, FloatingPointLiteral=53, BooleanLiteral=54,
CharacterLiteral=55, StringLiteral=56, NullLiteral=57, LPAREN=58, RPAREN=59,
LBRACE=60, RBRACE=61, LBRACK=62, RBRACK=63, SEMI=64, COMMA=65, DOT=66,
ASSIGN=67, GT=68, LT=69, BANG=70, TILDE=71, QUESTION=72, COLON=73, EQUAL=74,
LE=75, GE=76, NOTEQUAL=77, AND=78, OR=79, INC=80, DEC=81, ADD=82, SUB=83,
MUL=84, DIV=85, BITAND=86, BITOR=87, CARET=88, MOD=89, ARROW=90, COLONCOLON=91,
ADD_ASSIGN=92, SUB_ASSIGN=93, MUL_ASSIGN=94, DIV_ASSIGN=95, AND_ASSIGN=96,
OR_ASSIGN=97, XOR_ASSIGN=98, MOD_ASSIGN=99, LSHIFT_ASSIGN=100, RSHIFT_ASSIGN=101,
URSHIFT_ASSIGN=102, Identifier=103, AT=104, ELLIPSIS=105, WS=106, COMMENT=107,
LINE_COMMENT=108;
ABSTRACT=1, ASSERT=2, BOOLEAN=3, BREAK=4, BYTE=5, CASE=6, CATCH=7, CHAR=8,
CLASS=9, CONST=10, CONTINUE=11, DEFAULT=12, DO=13, DOUBLE=14, ELSE=15,
ENUM=16, EXTENDS=17, FINAL=18, FINALLY=19, FLOAT=20, FOR=21, IF=22, GOTO=23,
IMPLEMENTS=24, IMPORT=25, INSTANCEOF=26, INT=27, INTERFACE=28, LONG=29,
NATIVE=30, NEW=31, PACKAGE=32, PRIVATE=33, PROTECTED=34, PUBLIC=35, RETURN=36,
SHORT=37, STATIC=38, STRICTFP=39, SUPER=40, SWITCH=41, SYNCHRONIZED=42,
THIS=43, THROW=44, THROWS=45, TRANSIENT=46, TRY=47, VOID=48, VOLATILE=49,
WHILE=50, IntegerLiteral=51, FloatingPointLiteral=52, BooleanLiteral=53,
CharacterLiteral=54, StringLiteral=55, NullLiteral=56, LPAREN=57, RPAREN=58,
LBRACE=59, RBRACE=60, LBRACK=61, RBRACK=62, SEMI=63, COMMA=64, DOT=65,
ASSIGN=66, GT=67, LT=68, BANG=69, TILDE=70, QUESTION=71, COLON=72, EQUAL=73,
LE=74, GE=75, NOTEQUAL=76, AND=77, OR=78, INC=79, DEC=80, ADD=81, SUB=82,
MUL=83, DIV=84, BITAND=85, BITOR=86, CARET=87, MOD=88, ARROW=89, COLONCOLON=90,
ADD_ASSIGN=91, SUB_ASSIGN=92, MUL_ASSIGN=93, DIV_ASSIGN=94, AND_ASSIGN=95,
OR_ASSIGN=96, XOR_ASSIGN=97, MOD_ASSIGN=98, LSHIFT_ASSIGN=99, RSHIFT_ASSIGN=100,
URSHIFT_ASSIGN=101, Identifier=102, AT=103, ELLIPSIS=104, WS=105, COMMENT=106,
LINE_COMMENT=107;
public static String[] channelNames = {
"DEFAULT_TOKEN_CHANNEL", "HIDDEN"
};
public static String[] modeNames = {
"DEFAULT_MODE"
};
public static final String[] ruleNames = {
"T__0", "ABSTRACT", "ASSERT", "BOOLEAN", "BREAK", "BYTE", "CASE", "CATCH",
"CHAR", "CLASS", "CONST", "CONTINUE", "DEFAULT", "DO", "DOUBLE", "ELSE",
"ENUM", "EXTENDS", "FINAL", "FINALLY", "FLOAT", "FOR", "IF", "GOTO", "IMPLEMENTS",
"ABSTRACT", "ASSERT", "BOOLEAN", "BREAK", "BYTE", "CASE", "CATCH", "CHAR",
"CLASS", "CONST", "CONTINUE", "DEFAULT", "DO", "DOUBLE", "ELSE", "ENUM",
"EXTENDS", "FINAL", "FINALLY", "FLOAT", "FOR", "IF", "GOTO", "IMPLEMENTS",
"IMPORT", "INSTANCEOF", "INT", "INTERFACE", "LONG", "NATIVE", "NEW", "PACKAGE",
"PRIVATE", "PROTECTED", "PUBLIC", "RETURN", "SHORT", "STATIC", "STRICTFP",
"SUPER", "SWITCH", "SYNCHRONIZED", "THIS", "THROW", "THROWS", "TRANSIENT",
@ -68,8 +72,8 @@ public class Java8Lexer extends Lexer {
};
private static final String[] _LITERAL_NAMES = {
null, "'auto'", "'abstract'", "'assert'", "'boolean'", "'break'", "'byte'",
"'case'", "'catch'", "'char'", "'class'", "'const'", "'continue'", "'default'",
null, "'abstract'", "'assert'", "'boolean'", "'break'", "'byte'", "'case'",
"'catch'", "'char'", "'class'", "'const'", "'continue'", "'default'",
"'do'", "'double'", "'else'", "'enum'", "'extends'", "'final'", "'finally'",
"'float'", "'for'", "'if'", "'goto'", "'implements'", "'import'", "'instanceof'",
"'int'", "'interface'", "'long'", "'native'", "'new'", "'package'", "'private'",
@ -84,21 +88,21 @@ public class Java8Lexer extends Lexer {
"'>>>='", null, "'@'", "'...'"
};
private static final String[] _SYMBOLIC_NAMES = {
null, null, "ABSTRACT", "ASSERT", "BOOLEAN", "BREAK", "BYTE", "CASE",
"CATCH", "CHAR", "CLASS", "CONST", "CONTINUE", "DEFAULT", "DO", "DOUBLE",
"ELSE", "ENUM", "EXTENDS", "FINAL", "FINALLY", "FLOAT", "FOR", "IF", "GOTO",
"IMPLEMENTS", "IMPORT", "INSTANCEOF", "INT", "INTERFACE", "LONG", "NATIVE",
"NEW", "PACKAGE", "PRIVATE", "PROTECTED", "PUBLIC", "RETURN", "SHORT",
"STATIC", "STRICTFP", "SUPER", "SWITCH", "SYNCHRONIZED", "THIS", "THROW",
"THROWS", "TRANSIENT", "TRY", "VOID", "VOLATILE", "WHILE", "IntegerLiteral",
"FloatingPointLiteral", "BooleanLiteral", "CharacterLiteral", "StringLiteral",
"NullLiteral", "LPAREN", "RPAREN", "LBRACE", "RBRACE", "LBRACK", "RBRACK",
"SEMI", "COMMA", "DOT", "ASSIGN", "GT", "LT", "BANG", "TILDE", "QUESTION",
"COLON", "EQUAL", "LE", "GE", "NOTEQUAL", "AND", "OR", "INC", "DEC", "ADD",
"SUB", "MUL", "DIV", "BITAND", "BITOR", "CARET", "MOD", "ARROW", "COLONCOLON",
"ADD_ASSIGN", "SUB_ASSIGN", "MUL_ASSIGN", "DIV_ASSIGN", "AND_ASSIGN",
"OR_ASSIGN", "XOR_ASSIGN", "MOD_ASSIGN", "LSHIFT_ASSIGN", "RSHIFT_ASSIGN",
"URSHIFT_ASSIGN", "Identifier", "AT", "ELLIPSIS", "WS", "COMMENT", "LINE_COMMENT"
null, "ABSTRACT", "ASSERT", "BOOLEAN", "BREAK", "BYTE", "CASE", "CATCH",
"CHAR", "CLASS", "CONST", "CONTINUE", "DEFAULT", "DO", "DOUBLE", "ELSE",
"ENUM", "EXTENDS", "FINAL", "FINALLY", "FLOAT", "FOR", "IF", "GOTO", "IMPLEMENTS",
"IMPORT", "INSTANCEOF", "INT", "INTERFACE", "LONG", "NATIVE", "NEW", "PACKAGE",
"PRIVATE", "PROTECTED", "PUBLIC", "RETURN", "SHORT", "STATIC", "STRICTFP",
"SUPER", "SWITCH", "SYNCHRONIZED", "THIS", "THROW", "THROWS", "TRANSIENT",
"TRY", "VOID", "VOLATILE", "WHILE", "IntegerLiteral", "FloatingPointLiteral",
"BooleanLiteral", "CharacterLiteral", "StringLiteral", "NullLiteral",
"LPAREN", "RPAREN", "LBRACE", "RBRACE", "LBRACK", "RBRACK", "SEMI", "COMMA",
"DOT", "ASSIGN", "GT", "LT", "BANG", "TILDE", "QUESTION", "COLON", "EQUAL",
"LE", "GE", "NOTEQUAL", "AND", "OR", "INC", "DEC", "ADD", "SUB", "MUL",
"DIV", "BITAND", "BITOR", "CARET", "MOD", "ARROW", "COLONCOLON", "ADD_ASSIGN",
"SUB_ASSIGN", "MUL_ASSIGN", "DIV_ASSIGN", "AND_ASSIGN", "OR_ASSIGN", "XOR_ASSIGN",
"MOD_ASSIGN", "LSHIFT_ASSIGN", "RSHIFT_ASSIGN", "URSHIFT_ASSIGN", "Identifier",
"AT", "ELLIPSIS", "WS", "COMMENT", "LINE_COMMENT"
};
public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
@ -148,6 +152,9 @@ public class Java8Lexer extends Lexer {
@Override
public String getSerializedATN() { return _serializedATN; }
@Override
public String[] getChannelNames() { return channelNames; }
@Override
public String[] getModeNames() { return modeNames; }
@ -157,9 +164,9 @@ public class Java8Lexer extends Lexer {
@Override
public boolean sempred(RuleContext _localctx, int ruleIndex, int predIndex) {
switch (ruleIndex) {
case 147:
case 146:
return JavaLetter_sempred((RuleContext)_localctx, predIndex);
case 148:
case 147:
return JavaLetterOrDigit_sempred((RuleContext)_localctx, predIndex);
}
return true;
@ -184,7 +191,7 @@ public class Java8Lexer extends Lexer {
}
public static final String _serializedATN =
"\3\u0430\ud6d1\u8206\uad2d\u4417\uaef1\u8d80\uaadd\2n\u044f\b\1\4\2\t"+
"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\2m\u0448\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\4\17\t\17\4\20\t\20\4\21\t\21\4\22\t\22"+
"\4\23\t\23\4\24\t\24\4\25\t\25\4\26\t\26\4\27\t\27\4\30\t\30\4\31\t\31"+
@ -203,378 +210,376 @@ public class Java8Lexer extends Lexer {
"\4\u008a\t\u008a\4\u008b\t\u008b\4\u008c\t\u008c\4\u008d\t\u008d\4\u008e"+
"\t\u008e\4\u008f\t\u008f\4\u0090\t\u0090\4\u0091\t\u0091\4\u0092\t\u0092"+
"\4\u0093\t\u0093\4\u0094\t\u0094\4\u0095\t\u0095\4\u0096\t\u0096\4\u0097"+
"\t\u0097\4\u0098\t\u0098\4\u0099\t\u0099\4\u009a\t\u009a\4\u009b\t\u009b"+
"\3\2\3\2\3\2\3\2\3\2\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\4\3\4\3\4\3"+
"\4\3\4\3\4\3\4\3\5\3\5\3\5\3\5\3\5\3\5\3\5\3\5\3\6\3\6\3\6\3\6\3\6\3\6"+
"\3\7\3\7\3\7\3\7\3\7\3\b\3\b\3\b\3\b\3\b\3\t\3\t\3\t\3\t\3\t\3\t\3\n\3"+
"\n\3\n\3\n\3\n\3\13\3\13\3\13\3\13\3\13\3\13\3\f\3\f\3\f\3\f\3\f\3\f\3"+
"\r\3\r\3\r\3\r\3\r\3\r\3\r\3\r\3\r\3\16\3\16\3\16\3\16\3\16\3\16\3\16"+
"\3\16\3\17\3\17\3\17\3\20\3\20\3\20\3\20\3\20\3\20\3\20\3\21\3\21\3\21"+
"\3\21\3\21\3\22\3\22\3\22\3\22\3\22\3\23\3\23\3\23\3\23\3\23\3\23\3\23"+
"\3\23\3\24\3\24\3\24\3\24\3\24\3\24\3\25\3\25\3\25\3\25\3\25\3\25\3\25"+
"\3\25\3\26\3\26\3\26\3\26\3\26\3\26\3\27\3\27\3\27\3\27\3\30\3\30\3\30"+
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"\3\2\2\2\u036e\u0370\5\u00bf`\2\u036f\u036e\3\2\2\2\u0370\u0371\3\2\2"+
"\2\u0371\u036f\3\2\2\2\u0371\u0372\3\2\2\2\u0372\u00be\3\2\2\2\u0373\u0376"+
"\n\16\2\2\u0374\u0376\5\u00c1a\2\u0375\u0373\3\2\2\2\u0375\u0374\3\2\2"+
"\2\u0376\u00c0\3\2\2\2\u0377\u0378\7^\2\2\u0378\u037c\t\17\2\2\u0379\u037c"+
"\5\u00c3b\2\u037a\u037c\5\u00c7d\2\u037b\u0377\3\2\2\2\u037b\u0379\3\2"+
"\2\2\u037b\u037a\3\2\2\2\u037c\u00c2\3\2\2\2\u037d\u037e\7^\2\2\u037e"+
"\u0389\5\u008fH\2\u037f\u0380\7^\2\2\u0380\u0381\5\u008fH\2\u0381\u0382"+
"\5\u008fH\2\u0382\u0389\3\2\2\2\u0383\u0384\7^\2\2\u0384\u0385\5\u00c5"+
"c\2\u0385\u0386\5\u008fH\2\u0386\u0387\5\u008fH\2\u0387\u0389\3\2\2\2"+
"\u0388\u037d\3\2\2\2\u0388\u037f\3\2\2\2\u0388\u0383\3\2\2\2\u0389\u00c4"+
"\3\2\2\2\u038a\u038b\t\20\2\2\u038b\u00c6\3\2\2\2\u038c\u038d\7^\2\2\u038d"+
"\u038e\7w\2\2\u038e\u038f\5\u0085C\2\u038f\u0390\5\u0085C\2\u0390\u0391"+
"\5\u0085C\2\u0391\u0392\5\u0085C\2\u0392\u00c8\3\2\2\2\u0393\u0394\7p"+
"\2\2\u0394\u0395\7w\2\2\u0395\u0396\7n\2\2\u0396\u0397\7n\2\2\u0397\u00ca"+
"\3\2\2\2\u0398\u0399\7*\2\2\u0399\u00cc\3\2\2\2\u039a\u039b\7+\2\2\u039b"+
"\u00ce\3\2\2\2\u039c\u039d\7}\2\2\u039d\u00d0\3\2\2\2\u039e\u039f\7\177"+
"\2\2\u039f\u00d2\3\2\2\2\u03a0\u03a1\7]\2\2\u03a1\u00d4\3\2\2\2\u03a2"+
"\u03a3\7_\2\2\u03a3\u00d6\3\2\2\2\u03a4\u03a5\7=\2\2\u03a5\u00d8\3\2\2"+
"\2\u03a6\u03a7\7.\2\2\u03a7\u00da\3\2\2\2\u03a8\u03a9\7\60\2\2\u03a9\u00dc"+
"\3\2\2\2\u03aa\u03ab\7?\2\2\u03ab\u00de\3\2\2\2\u03ac\u03ad\7@\2\2\u03ad"+
"\u00e0\3\2\2\2\u03ae\u03af\7>\2\2\u03af\u00e2\3\2\2\2\u03b0\u03b1\7#\2"+
"\2\u03b1\u00e4\3\2\2\2\u03b2\u03b3\7\u0080\2\2\u03b3\u00e6\3\2\2\2\u03b4"+
"\u03b5\7A\2\2\u03b5\u00e8\3\2\2\2\u03b6\u03b7\7<\2\2\u03b7\u00ea\3\2\2"+
"\2\u03b8\u03b9\7?\2\2\u03b9\u03ba\7?\2\2\u03ba\u00ec\3\2\2\2\u03bb\u03bc"+
"\7>\2\2\u03bc\u03bd\7?\2\2\u03bd\u00ee\3\2\2\2\u03be\u03bf\7@\2\2\u03bf"+
"\u03c0\7?\2\2\u03c0\u00f0\3\2\2\2\u03c1\u03c2\7#\2\2\u03c2\u03c3\7?\2"+
"\2\u03c3\u00f2\3\2\2\2\u03c4\u03c5\7(\2\2\u03c5\u03c6\7(\2\2\u03c6\u00f4"+
"\3\2\2\2\u03c7\u03c8\7~\2\2\u03c8\u03c9\7~\2\2\u03c9\u00f6\3\2\2\2\u03ca"+
"\u03cb\7-\2\2\u03cb\u03cc\7-\2\2\u03cc\u00f8\3\2\2\2\u03cd\u03ce\7/\2"+
"\2\u03ce\u03cf\7/\2\2\u03cf\u00fa\3\2\2\2\u03d0\u03d1\7-\2\2\u03d1\u00fc"+
"\3\2\2\2\u03d2\u03d3\7/\2\2\u03d3\u00fe\3\2\2\2\u03d4\u03d5\7,\2\2\u03d5"+
"\u0100\3\2\2\2\u03d6\u03d7\7\61\2\2\u03d7\u0102\3\2\2\2\u03d8\u03d9\7"+
"(\2\2\u03d9\u0104\3\2\2\2\u03da\u03db\7~\2\2\u03db\u0106\3\2\2\2\u03dc"+
"\u03dd\7`\2\2\u03dd\u0108\3\2\2\2\u03de\u03df\7\'\2\2\u03df\u010a\3\2"+
"\2\2\u03e0\u03e1\7/\2\2\u03e1\u03e2\7@\2\2\u03e2\u010c\3\2\2\2\u03e3\u03e4"+
"\7<\2\2\u03e4\u03e5\7<\2\2\u03e5\u010e\3\2\2\2\u03e6\u03e7\7-\2\2\u03e7"+
"\u03e8\7?\2\2\u03e8\u0110\3\2\2\2\u03e9\u03ea\7/\2\2\u03ea\u03eb\7?\2"+
"\2\u03eb\u0112\3\2\2\2\u03ec\u03ed\7,\2\2\u03ed\u03ee\7?\2\2\u03ee\u0114"+
"\3\2\2\2\u03ef\u03f0\7\61\2\2\u03f0\u03f1\7?\2\2\u03f1\u0116\3\2\2\2\u03f2"+
"\u03f3\7(\2\2\u03f3\u03f4\7?\2\2\u03f4\u0118\3\2\2\2\u03f5\u03f6\7~\2"+
"\2\u03f6\u03f7\7?\2\2\u03f7\u011a\3\2\2\2\u03f8\u03f9\7`\2\2\u03f9\u03fa"+
"\7?\2\2\u03fa\u011c\3\2\2\2\u03fb\u03fc\7\'\2\2\u03fc\u03fd\7?\2\2\u03fd"+
"\u011e\3\2\2\2\u03fe\u03ff\7>\2\2\u03ff\u0400\7>\2\2\u0400\u0401\7?\2"+
"\2\u0401\u0120\3\2\2\2\u0402\u0403\7@\2\2\u0403\u0404\7@\2\2\u0404\u0405"+
"\7?\2\2\u0405\u0122\3\2\2\2\u0406\u0407\7@\2\2\u0407\u0408\7@\2\2\u0408"+
"\u0409\7@\2\2\u0409\u040a\7?\2\2\u040a\u0124\3\2\2\2\u040b\u040f\5\u0127"+
"\u0094\2\u040c\u040e\5\u0129\u0095\2\u040d\u040c\3\2\2\2\u040e\u0411\3"+
"\2\2\2\u040f\u040d\3\2\2\2\u040f\u0410\3\2\2\2\u0410\u0126\3\2\2\2\u0411"+
"\u040f\3\2\2\2\u0412\u0419\t\21\2\2\u0413\u0414\n\22\2\2\u0414\u0419\6"+
"\u0094\2\2\u0415\u0416\t\23\2\2\u0416\u0417\t\24\2\2\u0417\u0419\6\u0094"+
"\3\2\u0418\u0412\3\2\2\2\u0418\u0413\3\2\2\2\u0418\u0415\3\2\2\2\u0419"+
"\u0128\3\2\2\2\u041a\u0421\t\25\2\2\u041b\u041c\n\22\2\2\u041c\u0421\6"+
"\u0095\4\2\u041d\u041e\t\23\2\2\u041e\u041f\t\24\2\2\u041f\u0421\6\u0095"+
"\5\2\u0420\u041a\3\2\2\2\u0420\u041b\3\2\2\2\u0420\u041d\3\2\2\2\u0421"+
"\u012a\3\2\2\2\u0422\u0423\7B\2\2\u0423\u012c\3\2\2\2\u0424\u0425\7\60"+
"\2\2\u0425\u0426\7\60\2\2\u0426\u0427\7\60\2\2\u0427\u012e\3\2\2\2\u0428"+
"\u042a\t\26\2\2\u0429\u0428\3\2\2\2\u042a\u042b\3\2\2\2\u042b\u0429\3"+
"\2\2\2\u042b\u042c\3\2\2\2\u042c\u042d\3\2\2\2\u042d\u042e\b\u0098\2\2"+
"\u042e\u0130\3\2\2\2\u042f\u0430\7\61\2\2\u0430\u0431\7,\2\2\u0431\u0435"+
"\3\2\2\2\u0432\u0434\13\2\2\2\u0433\u0432\3\2\2\2\u0434\u0437\3\2\2\2"+
"\u0435\u0436\3\2\2\2\u0435\u0433\3\2\2\2\u0436\u0438\3\2\2\2\u0437\u0435"+
"\3\2\2\2\u0438\u0439\7,\2\2\u0439\u043a\7\61\2\2\u043a\u043b\3\2\2\2\u043b"+
"\u043c\b\u0099\2\2\u043c\u0132\3\2\2\2\u043d\u043e\7\61\2\2\u043e\u043f"+
"\7\61\2\2\u043f\u0443\3\2\2\2\u0440\u0442\n\27\2\2\u0441\u0440\3\2\2\2"+
"\u0442\u0445\3\2\2\2\u0443\u0441\3\2\2\2\u0443\u0444\3\2\2\2\u0444\u0446"+
"\3\2\2\2\u0445\u0443\3\2\2\2\u0446\u0447\b\u009a\2\2\u0447\u0134\3\2\2"+
"\28\2\u028c\u0290\u0294\u0298\u029c\u02a3\u02a8\u02aa\u02ae\u02b1\u02b5"+
"\u02bc\u02c0\u02c5\u02cd\u02d0\u02d7\u02db\u02df\u02e5\u02e8\u02ef\u02f3"+
"\u02fb\u02fe\u0305\u0309\u030d\u0312\u0315\u0318\u031d\u0320\u0325\u032a"+
"\u0332\u033d\u0341\u0346\u034a\u035a\u0364\u036a\u0371\u0375\u037b\u0388"+
"\u040f\u0418\u0420\u042b\u0435\u0443\3\b\2\2";
public static final ATN _ATN =
new ATNDeserializer().deserialize(_serializedATN.toCharArray());
static {

412
src/de/dhbwstuttgart/parser/antlr/Java8Lexer.tokens
View File

@ -1,207 +1,205 @@
T__0=1
ABSTRACT=2
ASSERT=3
BOOLEAN=4
BREAK=5
BYTE=6
CASE=7
CATCH=8
CHAR=9
CLASS=10
CONST=11
CONTINUE=12
DEFAULT=13
DO=14
DOUBLE=15
ELSE=16
ENUM=17
EXTENDS=18
FINAL=19
FINALLY=20
FLOAT=21
FOR=22
IF=23
GOTO=24
IMPLEMENTS=25
IMPORT=26
INSTANCEOF=27
INT=28
INTERFACE=29
LONG=30
NATIVE=31
NEW=32
PACKAGE=33
PRIVATE=34
PROTECTED=35
PUBLIC=36
RETURN=37
SHORT=38
STATIC=39
STRICTFP=40
SUPER=41
SWITCH=42
SYNCHRONIZED=43
THIS=44
THROW=45
THROWS=46
TRANSIENT=47
TRY=48
VOID=49
VOLATILE=50
WHILE=51
IntegerLiteral=52
FloatingPointLiteral=53
BooleanLiteral=54
CharacterLiteral=55
StringLiteral=56
NullLiteral=57
LPAREN=58
RPAREN=59
LBRACE=60
RBRACE=61
LBRACK=62
RBRACK=63
SEMI=64
COMMA=65
DOT=66
ASSIGN=67
GT=68
LT=69
BANG=70
TILDE=71
QUESTION=72
COLON=73
EQUAL=74
LE=75
GE=76
NOTEQUAL=77
AND=78
OR=79
INC=80
DEC=81
ADD=82
SUB=83
MUL=84
DIV=85
BITAND=86
BITOR=87
CARET=88
MOD=89
ARROW=90
COLONCOLON=91
ADD_ASSIGN=92
SUB_ASSIGN=93
MUL_ASSIGN=94
DIV_ASSIGN=95
AND_ASSIGN=96
OR_ASSIGN=97
XOR_ASSIGN=98
MOD_ASSIGN=99
LSHIFT_ASSIGN=100
RSHIFT_ASSIGN=101
URSHIFT_ASSIGN=102
Identifier=103
AT=104
ELLIPSIS=105
WS=106
COMMENT=107
LINE_COMMENT=108
'auto'=1
'abstract'=2
'assert'=3
'boolean'=4
'break'=5
'byte'=6
'case'=7
'catch'=8
'char'=9
'class'=10
'const'=11
'continue'=12
'default'=13
'do'=14
'double'=15
'else'=16
'enum'=17
'extends'=18
'final'=19
'finally'=20
'float'=21
'for'=22
'if'=23
'goto'=24
'implements'=25
'import'=26
'instanceof'=27
'int'=28
'interface'=29
'long'=30
'native'=31
'new'=32
'package'=33
'private'=34
'protected'=35
'public'=36
'return'=37
'short'=38
'static'=39
'strictfp'=40
'super'=41
'switch'=42
'synchronized'=43
'this'=44
'throw'=45
'throws'=46
'transient'=47
'try'=48
'void'=49
'volatile'=50
'while'=51
'null'=57
'('=58
')'=59
'{'=60
'}'=61
'['=62
']'=63
';'=64
','=65
'.'=66
'='=67
'>'=68
'<'=69
'!'=70
'~'=71
'?'=72
':'=73
'=='=74
'<='=75
'>='=76
'!='=77
'&&'=78
'||'=79
'++'=80
'--'=81
'+'=82
'-'=83
'*'=84
'/'=85
'&'=86
'|'=87
'^'=88
'%'=89
'->'=90
'::'=91
'+='=92
'-='=93
'*='=94
'/='=95
'&='=96
'|='=97
'^='=98
'%='=99
'<<='=100
'>>='=101
'>>>='=102
'@'=104
'...'=105
ABSTRACT=1
ASSERT=2
BOOLEAN=3
BREAK=4
BYTE=5
CASE=6
CATCH=7
CHAR=8
CLASS=9
CONST=10
CONTINUE=11
DEFAULT=12
DO=13
DOUBLE=14
ELSE=15
ENUM=16
EXTENDS=17
FINAL=18
FINALLY=19
FLOAT=20
FOR=21
IF=22
GOTO=23
IMPLEMENTS=24
IMPORT=25
INSTANCEOF=26
INT=27
INTERFACE=28
LONG=29
NATIVE=30
NEW=31
PACKAGE=32
PRIVATE=33
PROTECTED=34
PUBLIC=35
RETURN=36
SHORT=37
STATIC=38
STRICTFP=39
SUPER=40
SWITCH=41
SYNCHRONIZED=42
THIS=43
THROW=44
THROWS=45
TRANSIENT=46
TRY=47
VOID=48
VOLATILE=49
WHILE=50
IntegerLiteral=51
FloatingPointLiteral=52
BooleanLiteral=53
CharacterLiteral=54
StringLiteral=55
NullLiteral=56
LPAREN=57
RPAREN=58
LBRACE=59
RBRACE=60
LBRACK=61
RBRACK=62
SEMI=63
COMMA=64
DOT=65
ASSIGN=66
GT=67
LT=68
BANG=69
TILDE=70
QUESTION=71
COLON=72
EQUAL=73
LE=74
GE=75
NOTEQUAL=76
AND=77
OR=78
INC=79
DEC=80
ADD=81
SUB=82
MUL=83
DIV=84
BITAND=85
BITOR=86
CARET=87
MOD=88
ARROW=89
COLONCOLON=90
ADD_ASSIGN=91
SUB_ASSIGN=92
MUL_ASSIGN=93
DIV_ASSIGN=94
AND_ASSIGN=95
OR_ASSIGN=96
XOR_ASSIGN=97
MOD_ASSIGN=98
LSHIFT_ASSIGN=99
RSHIFT_ASSIGN=100
URSHIFT_ASSIGN=101
Identifier=102
AT=103
ELLIPSIS=104
WS=105
COMMENT=106
LINE_COMMENT=107
'abstract'=1
'assert'=2
'boolean'=3
'break'=4
'byte'=5
'case'=6
'catch'=7
'char'=8
'class'=9
'const'=10
'continue'=11
'default'=12
'do'=13
'double'=14
'else'=15
'enum'=16
'extends'=17
'final'=18
'finally'=19
'float'=20
'for'=21
'if'=22
'goto'=23
'implements'=24
'import'=25
'instanceof'=26
'int'=27
'interface'=28
'long'=29
'native'=30
'new'=31
'package'=32
'private'=33
'protected'=34
'public'=35
'return'=36
'short'=37
'static'=38
'strictfp'=39
'super'=40
'switch'=41
'synchronized'=42
'this'=43
'throw'=44
'throws'=45
'transient'=46
'try'=47
'void'=48
'volatile'=49
'while'=50
'null'=56
'('=57
')'=58
'{'=59
'}'=60
'['=61
']'=62
';'=63
','=64
'.'=65
'='=66
'>'=67
'<'=68
'!'=69
'~'=70
'?'=71
':'=72
'=='=73
'<='=74
'>='=75
'!='=76
'&&'=77
'||'=78
'++'=79
'--'=80
'+'=81
'-'=82
'*'=83
'/'=84
'&'=85
'|'=86
'^'=87
'%'=88
'->'=89
'::'=90
'+='=91
'-='=92
'*='=93
'/='=94
'&='=95
'|='=96
'^='=97
'%='=98
'<<='=99
'>>='=100
'>>>='=101
'@'=103
'...'=104

12
src/de/dhbwstuttgart/parser/antlr/Java8Listener.java
View File

@ -1,4 +1,4 @@
// Generated from Java8.g4 by ANTLR 4.5.3
// Generated from Java8.g4 by ANTLR 4.7
package de.dhbwstuttgart.parser.antlr;
import org.antlr.v4.runtime.tree.ParseTreeListener;
@ -1307,6 +1307,16 @@ public interface Java8Listener extends ParseTreeListener {
* @param ctx the parse tree
*/
void exitLocalVariableDeclarationStatement(Java8Parser.LocalVariableDeclarationStatementContext ctx);
/**
* Enter a parse tree produced by {@link Java8Parser#unannTypeOrAuto}.
* @param ctx the parse tree
*/
void enterUnannTypeOrAuto(Java8Parser.UnannTypeOrAutoContext ctx);
/**
* Exit a parse tree produced by {@link Java8Parser#unannTypeOrAuto}.
* @param ctx the parse tree
*/
void exitUnannTypeOrAuto(Java8Parser.UnannTypeOrAutoContext ctx);
/**
* Enter a parse tree produced by {@link Java8Parser#localVariableDeclaration}.
* @param ctx the parse tree

6329
src/de/dhbwstuttgart/parser/antlr/Java8Parser.java
View File

File diff suppressed because it is too large Load Diff

64
src/de/dhbwstuttgart/parser/scope/GatherNames.java
View File

@ -1,8 +1,13 @@
package de.dhbwstuttgart.parser.scope;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import de.dhbwstuttgart.parser.antlr.Java8BaseListener;
import de.dhbwstuttgart.syntaxtree.AbstractASTWalker;
import org.antlr.v4.runtime.tree.AbstractParseTreeVisitor;
import org.antlr.v4.runtime.tree.TerminalNode;
import de.dhbwstuttgart.environment.PackageCrawler;
@ -10,19 +15,8 @@ import de.dhbwstuttgart.parser.antlr.Java8Parser;
public class GatherNames {
private static String getPackageName(Java8Parser.CompilationUnitContext ctx){
String pkgName = "";
if(ctx.packageDeclaration() != null){
for(TerminalNode t : ctx.packageDeclaration().Identifier()){
pkgName = pkgName + "." + t.toString();
}
pkgName = pkgName.substring(1);
}
return pkgName;
}
public static List<String> getNames(Java8Parser.CompilationUnitContext ctx, PackageCrawler packages) throws ClassNotFoundException{
List<String> ret = new ArrayList<>();
public static Map<String, Integer> getNames(Java8Parser.CompilationUnitContext ctx, PackageCrawler packages) throws ClassNotFoundException{
Map<String, Integer> ret = new HashMap<>();
String pkgName = getPackageName(ctx);
String nameString = "";
for (Java8Parser.TypeDeclarationContext typeDecl : ctx.typeDeclaration()){
@ -34,6 +28,8 @@ public class GatherNames {
else{
nameString = typeDecl.interfaceDeclaration().normalInterfaceDeclaration().Identifier().toString();
}
int numGenerics = typeDecl.interfaceDeclaration().normalInterfaceDeclaration().typeParameters()!=null?
typeDecl.interfaceDeclaration().normalInterfaceDeclaration().typeParameters().typeParameterList().typeParameter().size():0;
//Die Generic TypeParameter Definitionen Nicht! an die JavaClassName-Registry anfügen:
/* //Diese gelängen dadurch in den globalen Scope, was sie schließlich nicht sind
if(typeDecl.classDeclaration().normalClassDeclaration().typeParameters() != null){
@ -42,7 +38,7 @@ public class GatherNames {
}
}
*/
ret.add(nameString);
ret.put(nameString, numGenerics);
}
}
else{
@ -61,31 +57,49 @@ public class GatherNames {
}
}
*/
ret.add(nameString);
int numGenerics = typeDecl.classDeclaration().normalClassDeclaration().typeParameters()!=null?
typeDecl.classDeclaration().normalClassDeclaration().typeParameters().typeParameterList().typeParameter().size():0;
ret.put(nameString, numGenerics);
}
}
}
ret.addAll(getImports(ctx, packages));
ret.putAll(getImports(ctx, packages));
return ret;
}
private static List<String> getImports(Java8Parser.CompilationUnitContext ctx, PackageCrawler packages) throws ClassNotFoundException {
List<String> ret = new ArrayList();
for(Java8Parser.ImportDeclarationContext importDeclCtx : ctx.importDeclaration()){
public static Map<String, Integer> getImports(Java8Parser.CompilationUnitContext ctx, PackageCrawler packages) throws ClassNotFoundException {
Map<String, Integer> ret = new HashMap<>();
ClassLoader classLoader = ClassLoader.getSystemClassLoader();
ret.putAll(packages.getClassNames("java.lang"));
for(Java8Parser.ImportDeclarationContext importDeclCtx : ctx.importDeclaration()){
if(importDeclCtx.singleTypeImportDeclaration() != null){
ret.add(importDeclCtx.singleTypeImportDeclaration().typeName().getText());
Class cl = classLoader.loadClass(importDeclCtx.singleTypeImportDeclaration().typeName().getText());
ret.put(cl.getName(), cl.getTypeParameters().length);
}
else if(importDeclCtx.typeImportOnDemandDeclaration() != null){
ret.addAll(packages.getClassNames(importDeclCtx.typeImportOnDemandDeclaration().packageOrTypeName().getText()));
ret.putAll(packages.getClassNames(importDeclCtx.typeImportOnDemandDeclaration().packageOrTypeName().getText()));
}
else if(importDeclCtx.singleStaticImportDeclaration() != null){
ret.add(importDeclCtx.singleStaticImportDeclaration().typeName().getText()+"."+importDeclCtx.singleStaticImportDeclaration().Identifier().getText());
}
Class cl = classLoader.loadClass(importDeclCtx.singleStaticImportDeclaration().typeName().getText()+"."+importDeclCtx.singleStaticImportDeclaration().Identifier().getText());
ret.put(cl.getName(), cl.getTypeParameters().length);
}
else{
ret.addAll(packages.getClassNames(importDeclCtx.staticImportOnDemandDeclaration().typeName().getText()));
ret.putAll(packages.getClassNames(importDeclCtx.staticImportOnDemandDeclaration().typeName().getText()));
}
}
return ret;
}
}
private static String getPackageName(Java8Parser.CompilationUnitContext ctx){
String pkgName = "";
if(ctx.packageDeclaration() != null){
for(TerminalNode t : ctx.packageDeclaration().Identifier()){
pkgName = pkgName + "." + t.toString();
}
pkgName = pkgName.substring(1);
}
return pkgName;
}
}

4
src/de/dhbwstuttgart/parser/scope/GenericTypeName.java
View File

@ -19,4 +19,8 @@ public class GenericTypeName extends JavaClassName {
+ DELIMITER + methodName
+ DELIMITER + super.toString();
}
public JavaClassName getParentClass() {
return parentClass;
}
}

50
src/de/dhbwstuttgart/parser/scope/GenericsRegistry.java Normal file
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@ -0,0 +1,50 @@
package de.dhbwstuttgart.parser.scope;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.GenericContext;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
public class GenericsRegistry {
private final List<GenericVariable> registry = new ArrayList<>();
public final GenericsRegistry globalRegistry;
public GenericsRegistry(GenericsRegistry globalRegistry){
this.globalRegistry = globalRegistry;
}
public void put(String name, GenericContext genericContext){
registry.add(new GenericVariable(genericContext,name));
if(globalRegistry != null)globalRegistry.put(name, genericContext);
}
public boolean contains(String name) {
Optional<Boolean> ret = registry.stream().<Boolean>map(((GenericVariable genericVariable) -> genericVariable.name.equals(name)))
.reduce(((a, b) -> a || b));
if(ret.isPresent())
return ret.get();
return false;
}
public GenericContext get(String name) {
return registry.stream()
.filter((genericVariable -> genericVariable.name.equals(name))).findAny().get().context;
}
public void putAll(GenericsRegistry generics) {
for(GenericVariable generic : generics.registry){
this.put(generic.name, generic.context);
}
}
}
class GenericVariable{
final GenericContext context;
final String name;
GenericVariable(GenericContext context, String name){
this.context = context;
this.name = name;
}
}

5
src/de/dhbwstuttgart/parser/scope/JavaClassName.java
View File

@ -1,5 +1,6 @@
package de.dhbwstuttgart.parser.scope;
import java.util.ArrayList;
import java.util.List;
@ -35,7 +36,7 @@ public class JavaClassName {
}
/**
* Gibt von einem Klassennamen nur den Namen der Klasse zurück
* Gibt von einem Klassennamen nur den Namen der Klasse zur<EFBFBD>ck
* Beispiel:
* java.lang.Object wird zu: Object
*/
@ -48,8 +49,10 @@ public class JavaClassName {
final int prime = 31;
int result = 1;
result = prime * result + ((name == null) ? 0 : name.hashCode());
/*
result = prime * result
+ ((packageName == null) ? 0 : packageName.hashCode()); //PackageName does not infect hashCode
*/
return result;
}

68
src/de/dhbwstuttgart/parser/scope/JavaClassRegistry.java
View File

@ -1,35 +1,26 @@
package de.dhbwstuttgart.parser.scope;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import java.util.*;
/**
* Speichert die Klassen für einen bestimmten Projektscope
* Speichert die Klassen f<EFBFBD>r einen bestimmten Projektscope
*/
public class JavaClassRegistry {
final List<JavaClassName> existingClasses = new ArrayList<>();
final List<String> importedPackages = new ArrayList<>();
final Map<JavaClassName, Integer> existingClasses = new HashMap<>();
public JavaClassRegistry(List<String> initialNames){
for(String name : initialNames){
existingClasses.add(new JavaClassName(name));
public JavaClassRegistry(Map<String, Integer> initialNames){
for(String name : initialNames.keySet()){
existingClasses.put(new JavaClassName(name), initialNames.get(name));
}
}
public void add(String className){
existingClasses.add(new JavaClassName(className));
}
public JavaClassName getName(String className) {
for(JavaClassName name : existingClasses){
for(JavaClassName name : existingClasses.keySet()){
if(name.equals(new JavaClassName(className)))return name;
}
//Jetzt noch alle importierten Packages durchsuchen:
JavaClassName ret = getClassFromImportedPackages(className);
if(ret == null){
throw new TypeNotPresentException(className, new Throwable());
}else{
return ret;
}
throw new NotImplementedException();
}
@Override
@ -37,35 +28,22 @@ public class JavaClassRegistry {
return existingClasses.toString();
}
public List<JavaClassName> getAllFromPackage(String packageName) {
List<JavaClassName> ret = new ArrayList<>();
for(JavaClassName className : this.existingClasses.keySet()){
JavaClassName toCompare = new JavaClassName(packageName + "." + JavaClassName.stripClassName(className.toString()));
if(toCompare.toString().equals(className.toString())){
ret.add(className);
}
}
return ret;
}
public boolean contains(String whole) {
boolean ret = existingClasses.contains(new JavaClassName(whole));
if(ret == false){
JavaClassName imported = getClassFromImportedPackages(whole);
if(imported != null){
existingClasses.add(imported);
return true;
}else {
return false;
}
}else {
return true;
}
return existingClasses.containsKey(new JavaClassName(whole));
}
private JavaClassName getClassFromImportedPackages(String className){
ClassLoader loader = Thread.currentThread().getContextClassLoader();
String shortName = JavaClassName.stripClassName(className);
for(String packageName : importedPackages) {
try {
loader.loadClass(packageName+"."+shortName);
//Keine Exception! Die Klasse existiert:
JavaClassName ret = new JavaClassName(packageName+"."+shortName);
if(ret.equals(new JavaClassName(className)))return ret;
} catch (ClassNotFoundException e) {
//Die Klasse wurde nicht gefunden!
}
}
return null;
public int getNumberOfGenerics(String name) {
return existingClasses.get(new JavaClassName(name));
}
}

8
src/de/dhbwstuttgart/sat/CNF/CNF.java Normal file
View File

@ -0,0 +1,8 @@
package de.dhbwstuttgart.sat.CNF;
public class CNF {
/*
Baut die CNF Datei.
Hier muss man überlegen, in welchem Form die Constraints gebaut werden
*/
}

12
src/de/dhbwstuttgart/sat/CNF/Writer.java Normal file
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@ -0,0 +1,12 @@
package de.dhbwstuttgart.sat.CNF;
import java.io.*;
/**
* Schreibt CNFs in eine Datei im DIMACS CNF Format
*/
public class Writer {
public Writer(FileWriter output){
}
}

115
src/de/dhbwstuttgart/sat/asp/ASPGenerator.java Normal file
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@ -0,0 +1,115 @@
package de.dhbwstuttgart.sat.asp;
import de.dhbwstuttgart.exceptions.DebugException;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.sat.asp.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 de.dhbwstuttgart.typeinference.unify.model.UnifyType;
import java.sql.Ref;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Optional;
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));
}
}
}

24
src/de/dhbwstuttgart/sat/asp/ASPWriter.java Normal file
View File

@ -0,0 +1,24 @@
package de.dhbwstuttgart.sat.asp;
import de.dhbwstuttgart.sat.asp.model.ASPRefType;
import de.dhbwstuttgart.sat.asp.model.ASPStatement;
import de.dhbwstuttgart.sat.asp.model.ASPType;
import java.util.HashSet;
public class ASPWriter {
private HashSet<ASPStatement> content = new HashSet<>();
public void add(ASPStatement stmt){
content.add(stmt);
}
public String getASPFile(){
String ret = "";
for(ASPStatement statement : content){
ret += statement.getASP() + ".\n";
}
return ret;
}
}

14
src/de/dhbwstuttgart/sat/asp/model/ASPGenericType.java Normal file
View File

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

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

@ -0,0 +1,21 @@
package de.dhbwstuttgart.sat.asp.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();
}

13
src/de/dhbwstuttgart/sat/asp/model/ASPPairEquals.java Normal file
View File

@ -0,0 +1,13 @@
package de.dhbwstuttgart.sat.asp.model;
public class ASPPairEquals extends ASPPair{
private final static String ASP_PAIR_EQUALS_NAME = "equals";
public ASPPairEquals(ASPType ls, ASPType rs){
super(ls, rs);
}
@Override
protected String getRuleName() {
return ASP_PAIR_EQUALS_NAME;
}
}

13
src/de/dhbwstuttgart/sat/asp/model/ASPPairSmaller.java Normal file
View File

@ -0,0 +1,13 @@
package de.dhbwstuttgart.sat.asp.model;
public class ASPPairSmaller extends ASPPair{
private final static String ASP_PAIR_SMALLER_NAME = "smaller";
public ASPPairSmaller(ASPType ls, ASPType rs){
super(ls, rs);
}
@Override
protected String getRuleName() {
return ASP_PAIR_SMALLER_NAME;
}
}

13
src/de/dhbwstuttgart/sat/asp/model/ASPPairSmallerDot.java Normal file
View File

@ -0,0 +1,13 @@
package de.dhbwstuttgart.sat.asp.model;
public class ASPPairSmallerDot extends ASPPair{
private final static String ASP_PAIR_SMALLER_NAME = "smallerDot";
public ASPPairSmallerDot(ASPType ls, ASPType rs){
super(ls, rs);
}
@Override
protected String getRuleName() {
return ASP_PAIR_SMALLER_NAME;
}
}

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

@ -0,0 +1,45 @@
package de.dhbwstuttgart.sat.asp.model;
import de.dhbwstuttgart.sat.asp.ASPGenerator;
import de.dhbwstuttgart.sat.asp.ASPWriter;
import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
public class ASPParameterList {
private final static String ASP_PARAMLIST_NAME = "param";
private final static String ASP_PARAMLIST_END_POINTER = "null";
public final String name;
private final List<ASPType> types;
public ASPParameterList(List<ASPType> types, ASPWriter writer){
this.types = types;
if(types.size() == 0){
name = ASP_PARAMLIST_END_POINTER;
}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 = ASP_PARAMLIST_END_POINTER;
param += nextPointer;
writer.add(new ASPStatement(ASP_PARAMLIST_NAME + "(" + param + ")"));
//paramDefinitions.add(new ASPStatement(ASP_PARAMLIST_NAME + "(" + param + ")"));
}
}
}
private String newName() {
return ASPGenerator.toConstant(NameGenerator.makeNewName());
}
public String toString(){
return name;
}
}

20
src/de/dhbwstuttgart/sat/asp/model/ASPRefType.java Normal file
View File

@ -0,0 +1,20 @@
package de.dhbwstuttgart.sat.asp.model;
public class ASPRefType implements ASPType {
public static final String ASP_TYPE = "type";
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 ASP_TYPE + "(" + name +"," + params.name + ")";
}
}

27
src/de/dhbwstuttgart/sat/asp/model/ASPStatement.java Normal file
View File

@ -0,0 +1,27 @@
package de.dhbwstuttgart.sat.asp.model;
public class ASPStatement {
private final String stmt;
public ASPStatement(String stmt) {
this.stmt = stmt;
}
public String toString(){
return stmt;
}
@Override
public int hashCode() {
return stmt.hashCode();
}
@Override
public boolean equals(Object obj) {
if(obj instanceof ASPStatement)return stmt.equals(((ASPStatement) obj).stmt);
return false;
}
public String getASP() {
return stmt;
}
}

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

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

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

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

2
src/de/dhbwstuttgart/syntaxtree/ASTVisitor.java
View File

@ -6,6 +6,8 @@ import de.dhbwstuttgart.syntaxtree.statement.literal.Null;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import java.lang.reflect.Type;
public interface ASTVisitor extends StatementVisitor{
void visit(SourceFile sourceFile);

6
src/de/dhbwstuttgart/syntaxtree/AbstractASTWalker.java
View File

@ -37,7 +37,7 @@ public abstract class AbstractASTWalker implements ASTVisitor{
@Override
public void visit(FormalParameter formalParameter) {
formalParameter.getType().accept(this);
formalParameter.getType().accept((ASTVisitor) this);
}
@Override
@ -105,7 +105,6 @@ public abstract class AbstractASTWalker implements ASTVisitor{
@Override
public void visit(TypePlaceholder typePlaceholder) {
}
@Override
@ -115,7 +114,6 @@ public abstract class AbstractASTWalker implements ASTVisitor{
@Override
public void visit(GenericRefType genericRefType) {
}
@Override
@ -200,7 +198,7 @@ public abstract class AbstractASTWalker implements ASTVisitor{
}
@Override
public void visit(Receiver receiver) {
public void visit(ExpressionReceiver receiver) {
receiver.expr.accept(this);
}

31
src/de/dhbwstuttgart/syntaxtree/ClassOrInterface.java Executable file → Normal file
View File

@ -1,8 +1,10 @@
package de.dhbwstuttgart.syntaxtree;
import de.dhbwstuttgart.core.IItemWithOffset;
import de.dhbwstuttgart.exceptions.DebugException;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.syntaxtree.visual.ASTPrinter;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
@ -16,19 +18,19 @@ import java.util.List;
/**
* Stellt jede Art von Klasse dar. Auch abstrakte Klassen und Interfaces
*/
public class ClassOrInterface extends SyntaxTreeNode {
public class ClassOrInterface extends SyntaxTreeNode implements TypeScope{
protected int modifiers;
protected JavaClassName name;
private List<Field> fields = new ArrayList<>();
private List<Method> methods = new ArrayList<>();
private GenericDeclarationList genericClassParameters;
private RefTypeOrTPHOrWildcardOrGeneric superClass;
private RefType superClass;
protected boolean isInterface;
private List<? extends RefTypeOrTPHOrWildcardOrGeneric> implementedInterfaces;
private List<Constructor> constructors;
public ClassOrInterface(int modifiers, JavaClassName name, List<Field> fielddecl, List<Method> methods, List<Constructor> constructors, GenericDeclarationList genericClassParameters,
RefTypeOrTPHOrWildcardOrGeneric superClass, Boolean isInterface, List<? extends RefTypeOrTPHOrWildcardOrGeneric> implementedInterfaces, Token offset){
RefType superClass, Boolean isInterface, List<? extends RefTypeOrTPHOrWildcardOrGeneric> implementedInterfaces, Token offset){
super(offset);
this.modifiers = modifiers;
this.name = name;
@ -58,15 +60,27 @@ public class ClassOrInterface extends SyntaxTreeNode {
return this.methods;
}
/*
public RefType getType() {
return generateTypeOfClass(this.getClassName(), this.getGenerics(), this.getOffset());
}
*/
//TODO: Das hier ist ein Problem. Je nach Kontext wird hier ein anderer Typ benötigt
public static RefType generateTypeOfClass(JavaClassName name, GenericDeclarationList genericsOfClass ,Token offset){
return new RefType(name, offset);
//Hier wird immer ein generischer Typ generiert, also mit Type placeholdern
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
for(GenericTypeVar genericTypeVar : genericsOfClass){
//params.add(genericTypeVar.getTypePlaceholder());
params.add(TypePlaceholder.fresh(offset));
}
return new RefType(name, params, offset);
}
public RefTypeOrTPHOrWildcardOrGeneric getSuperClass() {
/**
* Die Superklasse im Kontext dieser ClassOrInterface
* Das bedeutet, dass generische Variablen als GenericRefTypes dargestellt sind
*/
public RefType getSuperClass() {
return superClass;
}
@ -74,6 +88,11 @@ public class ClassOrInterface extends SyntaxTreeNode {
return this.genericClassParameters;
}
@Override
public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
return null;
}
public List<Constructor> getConstructors() {
return constructors;
}

8
src/de/dhbwstuttgart/syntaxtree/Constructor.java
View File

@ -14,9 +14,9 @@ public class Constructor extends Method {
//TODO: Constructor braucht ein super-Statement
public Constructor(String name, RefTypeOrTPHOrWildcardOrGeneric returnType, int modifiers, ParameterList parameterList, Block codeInsideConstructor,
GenericDeclarationList gtvDeclarations, Token offset, List<Statement> fieldInitializations, RefType superClass) {
super(name, returnType, modifiers, parameterList, prepareBlock(codeInsideConstructor,fieldInitializations, superClass), gtvDeclarations, offset);
public Constructor(int modifier, String name, RefTypeOrTPHOrWildcardOrGeneric returnType, int modifiers, ParameterList parameterList, Block codeInsideConstructor,
GenericDeclarationList gtvDeclarations, Token offset, List<Statement> fieldInitializations) {
super(modifier, name, returnType, modifiers, parameterList, prepareBlock(codeInsideConstructor,fieldInitializations), gtvDeclarations, offset);
}
@ -25,7 +25,7 @@ public class Constructor extends Method {
* welche die Felder der zugehörigen Klasse dieses
* Konstruktor initialisieren
*/
protected static Block prepareBlock(Block constructorBlock, List<Statement> fieldInitializations, RefType superClass){
protected static Block prepareBlock(Block constructorBlock, List<Statement> fieldInitializations){
List<Statement> statements = constructorBlock.getStatements();
statements.add(0, new SuperCall(constructorBlock.getOffset()));
return new Block(statements, constructorBlock.getOffset());

0
src/de/dhbwstuttgart/syntaxtree/ExceptionList.java Executable file → Normal file
View File

17
src/de/dhbwstuttgart/syntaxtree/Field.java
View File

@ -3,13 +3,12 @@ package de.dhbwstuttgart.syntaxtree;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import org.antlr.v4.runtime.Token;
public class Field extends SyntaxTreeNode{
import java.util.ArrayList;
public class Field extends SyntaxTreeNode implements TypeScope{
private String name;
private RefTypeOrTPHOrWildcardOrGeneric type;
private GenericDeclarationList genericParameters;
public Field(String name, RefTypeOrTPHOrWildcardOrGeneric type, int modifier, Token offset){
super(offset);
@ -29,5 +28,15 @@ public class Field extends SyntaxTreeNode{
public void accept(ASTVisitor visitor) {
visitor.visit(this);
}
@Override
public Iterable<? extends GenericTypeVar> getGenerics() {
return new ArrayList<>();
}
@Override
public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
return type;
}
}

0
src/de/dhbwstuttgart/syntaxtree/FormalParameter.java Executable file → Normal file
View File

9
src/de/dhbwstuttgart/syntaxtree/GenericTypeVar.java Executable file → Normal file
View File

@ -1,6 +1,7 @@
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;
@ -53,6 +54,14 @@ public class GenericTypeVar extends SyntaxTreeNode
return name;
}
public String getParsedName(){
return name.toString();
}
public JavaClassName definingClass(){
return name.getParentClass();
}
@Override
public void accept(ASTVisitor visitor) {
visitor.visit(this);

4
src/de/dhbwstuttgart/syntaxtree/Method.java Executable file → Normal file
View File

@ -22,14 +22,14 @@ import de.dhbwstuttgart.syntaxtree.statement.Block;
* @author janulrich
*
*/
public class Method extends Field implements IItemWithOffset, TypeScope
public class Method extends Field implements IItemWithOffset
{
public final Block block;
private ParameterList parameterlist = new ParameterList(new ArrayList<>(), new NullToken());
private ExceptionList exceptionlist;
private GenericDeclarationList generics;
public Method(String name, RefTypeOrTPHOrWildcardOrGeneric returnType, int modifiers, ParameterList parameterList, Block block,
public Method(int modifier, String name, RefTypeOrTPHOrWildcardOrGeneric returnType, int modifiers, ParameterList parameterList, Block block,
GenericDeclarationList gtvDeclarations, Token offset) {
super(name, returnType, modifiers, offset);
this.parameterlist = parameterList;

0
src/de/dhbwstuttgart/syntaxtree/ParameterList.java Executable file → Normal file
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6
src/de/dhbwstuttgart/syntaxtree/SourceFile.java Executable file → Normal file
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@ -13,13 +13,13 @@ public class SourceFile extends SyntaxTreeNode{
private String pkgName;
public final List<ClassOrInterface> KlassenVektor;
public final List<JavaClassName> imports;
public final Set<JavaClassName> imports;
/**
* Die SourceFile repräsntiert eine zu einem Syntaxbaum eingelesene Java-Datei.
* SourceFile stellt dabei den Wurzelknoten des Syntaxbaumes dar.
*/
public SourceFile(String pkgName, List<ClassOrInterface> classDefinitions, List<JavaClassName> imports){
public SourceFile(String pkgName, List<ClassOrInterface> classDefinitions, Set<JavaClassName> imports){
super(new NullToken());
this.KlassenVektor = classDefinitions;
this.pkgName = pkgName;
@ -31,7 +31,7 @@ public class SourceFile extends SyntaxTreeNode{
}
// Get imports (to test implementation)
public List<JavaClassName> getImports(){
public Set<JavaClassName> getImports(){
return this.imports;
}

4
src/de/dhbwstuttgart/syntaxtree/StatementVisitor.java
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@ -40,8 +40,6 @@ public interface StatementVisitor {
void visit(NewArray newArray);
void visit(Receiver receiver);
void visit(Return aReturn);
void visit(ReturnVoid aReturn);
@ -67,4 +65,6 @@ public interface StatementVisitor {
void visit(AssignToLocal assignLeftSide);
void visit(SuperCall superCall);
void visit(ExpressionReceiver expressionReceiver);
}

2
src/de/dhbwstuttgart/syntaxtree/TypeScope.java
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@ -2,6 +2,8 @@ package de.dhbwstuttgart.syntaxtree;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import java.util.Collection;
public interface TypeScope {
Iterable<? extends GenericTypeVar> getGenerics();

21
src/de/dhbwstuttgart/syntaxtree/factory/ASTFactory.java
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@ -5,6 +5,7 @@ import java.lang.reflect.Constructor;
import java.util.ArrayList;
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;
@ -45,7 +46,11 @@ public class ASTFactory {
java.lang.Class superjreClass = jreClass.getSuperclass();
RefType superClass;
if(superjreClass != null){
superClass = (RefType) createType(superjreClass, name, "");
List<RefTypeOrTPHOrWildcardOrGeneric> params = new ArrayList<>();
for(TypeVariable tv : superjreClass.getTypeParameters()){
params.add(new RefType(new GenericTypeName(new GenericContext( name, null),tv.getName()), new NullToken()));
}
superClass = new RefType(new JavaClassName(superjreClass.getName()), params, new NullToken());
}else{//Jede Klasse und jedes Interface erbt von Object: (auch Object selbst!)
superClass = (RefType) createType(java.lang.Object.class, name, "");
}
@ -83,13 +88,12 @@ public class ASTFactory {
return null;
}
return new de.dhbwstuttgart.syntaxtree.Constructor(name,returnType, modifier, parameterList, block, gtvDeclarations, offset, new ArrayList<>(),
createType(inClass.getSuperclass()));
return new de.dhbwstuttgart.syntaxtree.Constructor(constructor.getModifiers(), name,returnType, modifier, parameterList, block, gtvDeclarations, offset, new ArrayList<>());
}
private static RefType createType(Class classType) {
return createClass(classType).getType();
}
//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();
@ -107,7 +111,7 @@ public class ASTFactory {
Token offset = new NullToken();
int modifier = jreMethod.getModifiers();
return new Method(name,returnType, modifier, parameterList, block, gtvDeclarations, offset);
return new Method(jreMethod.getModifiers(), name,returnType, modifier, parameterList, block, gtvDeclarations, offset);
}
public static GenericDeclarationList createGenerics(TypeVariable[] typeParameters, Class context, String methodName){
@ -182,6 +186,9 @@ public class ASTFactory {
public static ClassOrInterface createObjectClass() {
return createClass(Object.class);
}
public static RefType createObjectType() {
return new RefType(createClass(Object.class).getClassName(), new NullToken());
}
/*
public Constructor createEmptyConstructor(Class parent){

106
src/de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java
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@ -3,41 +3,91 @@ package de.dhbwstuttgart.syntaxtree.factory;
import java.util.*;
import java.util.stream.Collectors;
import de.dhbwstuttgart.exceptions.DebugException;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.parser.scope.JavaClassName;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.type.*;
import de.dhbwstuttgart.syntaxtree.type.Void;
import de.dhbwstuttgart.syntaxtree.type.WildcardType;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.result.PairTPHequalRefType;
import de.dhbwstuttgart.typeinference.result.PairTPHEqualTPH;
import de.dhbwstuttgart.typeinference.result.PairTPHequalRefTypeOrWildcardType;
import de.dhbwstuttgart.typeinference.result.PairTPHsmallerTPH;
import de.dhbwstuttgart.typeinference.result.ResultPair;
import de.dhbwstuttgart.typeinference.unify.model.ExtendsType;
import de.dhbwstuttgart.typeinference.unify.model.FiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.FunNType;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import de.dhbwstuttgart.typeinference.unify.model.PlaceholderType;
import de.dhbwstuttgart.typeinference.unify.model.ReferenceType;
import de.dhbwstuttgart.typeinference.unify.model.SuperType;
import de.dhbwstuttgart.typeinference.unify.model.TypeParams;
import de.dhbwstuttgart.typeinference.unify.model.UnifyType;
import de.dhbwstuttgart.typeinference.unify.model.*;
public class UnifyTypeFactory {
public static FiniteClosure generateFC(List<ClassOrInterface> fromAvailableClasses){
public static FiniteClosure generateFC(List<ClassOrInterface> fromClasses) throws ClassNotFoundException {
/*
TODO: Generics werden zu TPHs
Die transitive Hülle muss funktionieren.
Man darf schreiben List<A> extends AL<A>
und Vector<B> extends List<B>
hier muss dann aber dennoch die Vererbung V < L < AL
hergestellt werden.
In einem solchen Vererbungsbaum dürfen die TPH auch die gleichen Namen haben.
Generell dürfen sie immer die gleichen Namen haben.
TODO: die transitive Hülle bilden
*/
HashSet<UnifyPair> pairs = new HashSet<>();
for(ClassOrInterface cl : fromAvailableClasses){
UnifyType t1 = UnifyTypeFactory.convert(cl.getType());
UnifyType t2 = UnifyTypeFactory.convert(cl.getSuperClass());
pairs.add(generateSmallerPair(t1, t2));
for(ClassOrInterface cly : fromClasses){
pairs.addAll(getSuperTypes(cly, fromClasses));
}
return new FiniteClosure(pairs);
}
/**
* Bildet eine Kette vom übergebenen Typ bis hin zum höchsten bekannten Typ
* Als Generics werden TPHs benutzt, welche der Unifikationsalgorithmus korrekt interpretieren muss.
* Die verwendeten TPHs werden in der Kette nach oben gereicht, so erhält der selbe GTV immer den selben TPH
* @param forType
* @return
*/
private static List<UnifyPair> getSuperTypes(ClassOrInterface forType, List<ClassOrInterface> availableClasses) throws ClassNotFoundException {
return getSuperTypes(forType, availableClasses, new HashMap<>());
}
private static List<UnifyPair> getSuperTypes(ClassOrInterface forType, List<ClassOrInterface> availableClasses, HashMap<String, PlaceholderType> gtvs) throws ClassNotFoundException {
List<UnifyType> params = new ArrayList<>();
//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());
params.add(gtvs.get(gtv.getParsedName()));
}
Optional<ClassOrInterface> hasSuperclass = availableClasses.stream().filter(cl -> forType.getSuperClass().getName().equals(cl.getClassName())).findAny();
ClassOrInterface superClass;
if(!hasSuperclass.isPresent()) //TODO: Wenn es die Object-Klasse ist, dann ist es in Ordnung, ansonsten Fehler ausgeben:
{
superClass = ASTFactory.createClass(ClassLoader.getSystemClassLoader().loadClass(forType.getSuperClass().getName().toString()));
}else{
superClass = hasSuperclass.get();
}
List<UnifyPair> superTypes;
if(superClass.getClassName().equals(ASTFactory.createObjectClass().getClassName())){
superTypes = Arrays.asList(generateSmallerPair(convert(ASTFactory.createObjectType()), convert(ASTFactory.createObjectType())));
}else{
superTypes = getSuperTypes(superClass, availableClasses, gtvs);
}
TypeParams paramList = new TypeParams(params);
UnifyType t1 = new ReferenceType(forType.getClassName().toString(), paramList);
UnifyType t2 = superTypes.get(0).getLhsType();
UnifyPair ret = generateSmallerPair(t1, t2);
List<UnifyPair> retList = new ArrayList<>();
retList.add(ret);
retList.addAll(superTypes);
return retList;
}
public static UnifyPair generateSmallerPair(UnifyType tl, UnifyType tr){
return new UnifyPair(tl, tr, PairOperator.SMALLER);
}
@ -104,7 +154,7 @@ public class UnifyTypeFactory {
}
public static UnifyType convert(GenericRefType t){
return new ReferenceType(t.getUniqueIdentifier());
return new ReferenceType(t.getParsedName());
}
public static UnifyType convert(WildcardType t){
@ -120,6 +170,10 @@ public class UnifyTypeFactory {
return constraints.map(UnifyTypeFactory::convert);
}
public static Constraint<UnifyPair> convert(Constraint<Pair> constraint){
return constraint.stream().map(UnifyTypeFactory::convert).collect(Collectors.toCollection(Constraint::new));
}
public static UnifyPair convert(Pair p) {
if(p.GetOperator().equals(PairOperator.SMALLERDOT)) {
UnifyPair ret = generateSmallerDotPair(UnifyTypeFactory.convert(p.TA1)
@ -146,8 +200,20 @@ public class UnifyTypeFactory {
RefTypeOrTPHOrWildcardOrGeneric tl = UnifyTypeFactory.convert(mp.getLhsType(), tphs);
RefTypeOrTPHOrWildcardOrGeneric tr = UnifyTypeFactory.convert(mp.getRhsType(), tphs);
if(tl instanceof TypePlaceholder){
if(tr instanceof TypePlaceholder) return new PairTPHsmallerTPH((TypePlaceholder)tl, (TypePlaceholder)tr);
return new PairTPHequalRefType((TypePlaceholder)tl, tr);
if(tr instanceof TypePlaceholder) {
if(mp.getPairOp().equals(PairOperator.EQUALSDOT)) {
return new PairTPHEqualTPH((TypePlaceholder)tl, (TypePlaceholder)tr);
//Einfach ignorieren TODO: Das hier muss ausgebessert werden:
//return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, ASTFactory.createObjectType());
}else{
return new PairTPHsmallerTPH((TypePlaceholder)tl, (TypePlaceholder)tr);
}
}else if(tr instanceof RefType){
return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, (RefType) tr);
}else if(tr instanceof WildcardType){
return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, (WildcardType) tr);
}else throw new NotImplementedException();
}else throw new NotImplementedException();
}

6
src/de/dhbwstuttgart/syntaxtree/statement/ArgumentList.java Executable file → Normal file
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@ -2,6 +2,7 @@ package de.dhbwstuttgart.syntaxtree.statement;
import de.dhbwstuttgart.syntaxtree.ASTVisitor;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.SyntaxTreeNode;
import org.antlr.v4.runtime.Token;
@ -20,8 +21,13 @@ public class ArgumentList extends SyntaxTreeNode
return expr;
}
@Override
public void accept(ASTVisitor visitor) {
visitor.visit(this);
}
public void accept(StatementVisitor visitor) {
visitor.visit(this);
}
}

1
src/de/dhbwstuttgart/syntaxtree/statement/Assign.java Executable file → Normal file
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@ -4,7 +4,6 @@ package de.dhbwstuttgart.syntaxtree.statement;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.ConstraintsFactory;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import org.antlr.v4.runtime.Token;

0
src/de/dhbwstuttgart/syntaxtree/statement/Binary.java Executable file → Normal file
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0
src/de/dhbwstuttgart/syntaxtree/statement/BinaryExpr.java Executable file → Normal file
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0
src/de/dhbwstuttgart/syntaxtree/statement/Block.java Executable file → Normal file
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0
src/de/dhbwstuttgart/syntaxtree/statement/CastExpr.java Executable file → Normal file
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0
src/de/dhbwstuttgart/syntaxtree/statement/EmptyStmt.java Executable file → Normal file
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0
src/de/dhbwstuttgart/syntaxtree/statement/Expression.java Executable file → Normal file
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21
src/de/dhbwstuttgart/syntaxtree/statement/ExpressionReceiver.java Normal file
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@ -0,0 +1,21 @@
package de.dhbwstuttgart.syntaxtree.statement;
import de.dhbwstuttgart.syntaxtree.StatementVisitor;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
import org.antlr.v4.runtime.Token;
public class ExpressionReceiver extends Receiver
{
public final Expression expr;
public ExpressionReceiver(Expression expr)
{
super(expr.getType(), expr.getOffset());
this.expr = expr;
}
@Override
public void accept(StatementVisitor visitor) {
visitor.visit(this);
}
}

1
src/de/dhbwstuttgart/syntaxtree/statement/FieldVar.java
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@ -7,7 +7,6 @@ import de.dhbwstuttgart.typeinference.assumptions.FieldAssumption;
import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.ConstraintsFactory;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import org.antlr.v4.runtime.Token;

0
src/de/dhbwstuttgart/syntaxtree/statement/ForStmt.java Executable file → Normal file
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0
src/de/dhbwstuttgart/syntaxtree/statement/IfStmt.java Executable file → Normal file
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0
src/de/dhbwstuttgart/syntaxtree/statement/InstanceOf.java Executable file → Normal file
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0
src/de/dhbwstuttgart/syntaxtree/statement/LambdaExpression.java Executable file → Normal file
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