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test

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This commit is contained in:
Fayez Abu Alia 2017-10-05 20:02:11 +02:00
parent 4c213eb3cf
commit 7de617f0c1
6 changed files with 117 additions and 88 deletions
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190
src/de/dhbwstuttgart/bytecode/Test.java
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@ -5,8 +5,10 @@ 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;
@ -18,103 +20,123 @@ import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
import javassist.runtime.Desc;
public class Test {
private static final String rootDirectory = System.getProperty("user.dir")+"/bin/de/dhbwstuttgart/bytecode/";
protected static ClassLoader getClassLoader() throws Exception{
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);
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);
// Create Constructor
MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "(Ljava/lang/Boolean;)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");
MethodType mt = MethodType.methodType(CallSite.class, MethodHandles.Lookup.class,
String.class, MethodType.class);
Handle bootstrap = new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory",
"metafactory", mt.toMethodDescriptorString());
mv.visitInvokeDynamicInsn("run", "()Ljava/lang/Runnable;", bootstrap);
mv.visitVarInsn(Opcodes.ASTORE, 1);
mv.visitVarInsn(Opcodes.ALOAD, 1);
mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/lang/Runnable", "run", "()V");
mv.visitInsn(Opcodes.RETURN);
mv.visitMaxs(1, 2);
mv.visitEnd();
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");
ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
cw.visit(Opcodes.V1_8, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER, "TestClass", null, "java/lang/Object", null);
mv.visitLabel(endLabel);
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);
// Label l2 = new Label();
// mv.visitLabel(l2);
// creates bridge method, contains lambdas body
MethodVisitor mvl = cw.visitMethod(Opcodes.ACC_PRIVATE + Opcodes.ACC_STATIC + Opcodes.ACC_SYNTHETIC, "lambda$0",
"()V", null, null);
mvl.visitCode();
mvl.visitFieldInsn(Opcodes.GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;");
mvl.visitLdcInsn("lambda");
mvl.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/String;)V");
mvl.visitInsn(Opcodes.RETURN);
mvl.visitMaxs(2, 0);
mvl.visitEnd();
// mv.visitLocalVariable("this", "LTestIf;", null, l0, l2, 0);
// mv.visitLocalVariable("b", "Ljava/lang/Boolean;", null, l0, l2, 1);
mv.visitMaxs(2, 2);
mv.visitMaxs(1, 2);
mv.visitEnd();
cw.visitInnerClass("java/lang/invoke/MethodHandles$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 = new FileOutputStream(new File(System.getProperty("user.dir") + "/testBytecode/TestClass.class"));
output.write(b);
output.close();
} catch (FileNotFoundException e) {
@ -124,6 +146,6 @@ public class Test {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}

3
src/de/dhbwstuttgart/core/JavaTXCompiler.java
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@ -1,5 +1,6 @@
package de.dhbwstuttgart.core;
import de.dhbwstuttgart.bytecode.BytecodeGen;
import de.dhbwstuttgart.exceptions.DebugException;
import de.dhbwstuttgart.parser.JavaTXParser;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
@ -81,5 +82,5 @@ public class JavaTXCompiler {
sourceFiles.add(ret);
return ret;
}
}

5
src/de/dhbwstuttgart/syntaxtree/statement/ArgumentList.java
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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;
@ -20,6 +21,10 @@ public class ArgumentList extends SyntaxTreeNode
return expr;
}
public void accept(StatementVisitor visitor) {
visitor.visit(this);
}
@Override
public void accept(ASTVisitor visitor) {
visitor.visit(this);

BIN
test/.DS_Store vendored
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4
test/bytecode/JavaTXCompilerTest.java
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@ -37,12 +37,12 @@ public class JavaTXCompilerTest extends JavaTXCompiler {
@Test
public void test() throws IOException, java.lang.ClassNotFoundException {
filesToTest.add(new File(rootDirectory+"EmptyClass.jav"));
filesToTest.add(new File(rootDirectory+"EmptyMethod.jav"));
for(File f : filesToTest){
SourceFile sf = this.parse(f);
String content = readFile(f.getPath(), StandardCharsets.UTF_8);
HashMap<String,byte[]> bytecode = this.getBytecode(sf);
this.writeClassFile(bytecode, "EmptyClass");
this.writeClassFile(bytecode, "EmptyMethod");
}
}

3
test/typeinference/JavaTXCompilerTest.java
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@ -35,7 +35,8 @@ public class JavaTXCompilerTest extends JavaTXCompiler {
public void test() throws IOException, java.lang.ClassNotFoundException {
//filesToTest.add(new File(rootDirectory+"Faculty.jav"));
//filesToTest.add(new File(rootDirectory+"mathStruc.jav"));
filesToTest.add(new File(rootDirectory+"test.jav"));
//filesToTest.add(new File(rootDirectory+"test.jav"));
filesToTest.add(new File(rootDirectory+"EmptyMethod.jav"));
//filesToTest.add(new File(rootDirectory+"Lambda.jav"));
//filesToTest.add(new File(rootDirectory+"Lambda2.jav"));
//filesToTest.add(new File(rootDirectory+"Lambda3.jav"));