/**
* Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
* contributors
*
* This file is part of EvoSuite.
*
* EvoSuite is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3.0 of the License, or
* (at your option) any later version.
*
* EvoSuite is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
*/
package org.evosuite.runtime.instrumentation;
import java.util.HashMap;
import java.util.Map;
import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.Attribute;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
/**
* MethodVisitor that acts as a proxy to two other visitors
*
* @author Gordon Fraser
*/
public class MultiMethodVisitor extends MethodVisitor {
MethodVisitor mv1;
MethodVisitor mv2;
Map<Label, Label> label_mapping = new HashMap<Label, Label>();
/**
* <p>Constructor for MultiMethodVisitor.</p>
*
* @param mv1 a {@link org.objectweb.asm.MethodVisitor} object.
* @param mv2 a {@link org.objectweb.asm.MethodVisitor} object.
*/
public MultiMethodVisitor(MethodVisitor mv1, MethodVisitor mv2) {
super(Opcodes.ASM5);
this.mv1 = mv1;
this.mv2 = mv2;
}
private Label getLabel(Label l) {
if (label_mapping.containsKey(l))
return label_mapping.get(l);
else {
Label l2 = new Label();
label_mapping.put(l, l2);
return l2;
}
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitAnnotation(java.lang.String, boolean)
*/
/** {@inheritDoc} */
@Override
public AnnotationVisitor visitAnnotation(String arg0, boolean arg1) {
mv1.visitAnnotation(arg0, arg1);
return mv2.visitAnnotation(arg0, arg1);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitAnnotationDefault()
*/
/** {@inheritDoc} */
@Override
public AnnotationVisitor visitAnnotationDefault() {
mv1.visitAnnotationDefault();
return mv2.visitAnnotationDefault();
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitAttribute(org.objectweb.asm.Attribute)
*/
/** {@inheritDoc} */
@Override
public void visitAttribute(Attribute arg0) {
mv1.visitAttribute(arg0);
mv2.visitAttribute(arg0);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitCode()
*/
/** {@inheritDoc} */
@Override
public void visitCode() {
mv1.visitCode();
mv2.visitCode();
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitEnd()
*/
/** {@inheritDoc} */
@Override
public void visitEnd() {
mv1.visitEnd();
mv2.visitEnd();
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitFieldInsn(int, java.lang.String, java.lang.String, java.lang.String)
*/
/** {@inheritDoc} */
@Override
public void visitFieldInsn(int arg0, String arg1, String arg2, String arg3) {
mv1.visitFieldInsn(arg0, arg1, arg2, arg3);
mv2.visitFieldInsn(arg0, arg1, arg2, arg3);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitFrame(int, int, java.lang.Object[], int, java.lang.Object[])
*/
/** {@inheritDoc} */
@Override
public void visitFrame(int arg0, int arg1, Object[] arg2, int arg3, Object[] arg4) {
mv1.visitFrame(arg0, arg1, arg2, arg3, arg4);
mv2.visitFrame(arg0, arg1, arg2, arg3, arg4);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitIincInsn(int, int)
*/
/** {@inheritDoc} */
@Override
public void visitIincInsn(int arg0, int arg1) {
mv1.visitIincInsn(arg0, arg1);
mv2.visitIincInsn(arg0, arg1);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitInsn(int)
*/
/** {@inheritDoc} */
@Override
public void visitInsn(int arg0) {
mv1.visitInsn(arg0);
mv2.visitInsn(arg0);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitIntInsn(int, int)
*/
/** {@inheritDoc} */
@Override
public void visitIntInsn(int arg0, int arg1) {
mv1.visitIntInsn(arg0, arg1);
mv2.visitIntInsn(arg0, arg1);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitJumpInsn(int, org.objectweb.asm.Label)
*/
/** {@inheritDoc} */
@Override
public void visitJumpInsn(int arg0, Label arg1) {
mv1.visitJumpInsn(arg0, arg1);
mv2.visitJumpInsn(arg0, getLabel(arg1));
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitLabel(org.objectweb.asm.Label)
*/
/** {@inheritDoc} */
@Override
public void visitLabel(Label arg0) {
mv1.visitLabel(arg0);
mv2.visitLabel(getLabel(arg0));
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitLdcInsn(java.lang.Object)
*/
/** {@inheritDoc} */
@Override
public void visitLdcInsn(Object arg0) {
mv1.visitLdcInsn(arg0);
mv2.visitLdcInsn(arg0);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitLineNumber(int, org.objectweb.asm.Label)
*/
/** {@inheritDoc} */
@Override
public void visitLineNumber(int arg0, Label arg1) {
mv1.visitLineNumber(arg0, arg1);
//mv2.visitLineNumber(arg0, arg1);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitLocalVariable(java.lang.String, java.lang.String, java.lang.String, org.objectweb.asm.Label, org.objectweb.asm.Label, int)
*/
/** {@inheritDoc} */
@Override
public void visitLocalVariable(String arg0, String arg1, String arg2, Label arg3,
Label arg4, int arg5) {
mv1.visitLocalVariable(arg0, arg1, arg2, arg3, arg4, arg5);
mv2.visitLocalVariable(arg0, arg1, arg2, getLabel(arg3), getLabel(arg4), arg5);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitLookupSwitchInsn(org.objectweb.asm.Label, int[], org.objectweb.asm.Label[])
*/
/** {@inheritDoc} */
@Override
public void visitLookupSwitchInsn(Label arg0, int[] arg1, Label[] arg2) {
mv1.visitLookupSwitchInsn(arg0, arg1, arg2);
Label[] arg2Copy = new Label[arg2.length];
for (int i = 0; i < arg2.length; i++)
arg2Copy[i] = getLabel(arg2[i]);
mv2.visitLookupSwitchInsn(getLabel(arg0), arg1, arg2Copy);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitMaxs(int, int)
*/
/** {@inheritDoc} */
@Override
public void visitMaxs(int arg0, int arg1) {
mv1.visitMaxs(arg0, arg1);
mv2.visitMaxs(arg0, arg1);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitMethodInsn(int, java.lang.String, java.lang.String, java.lang.String)
*/
/** {@inheritDoc} */
@Override
public void visitMethodInsn(int arg0, String arg1, String arg2, String arg3, boolean itf) {
mv1.visitMethodInsn(arg0, arg1, arg2, arg3, itf);
mv2.visitMethodInsn(arg0, arg1, arg2, arg3, itf);
}
@Override
public void visitMethodInsn(int arg0, String arg1, String arg2, String arg3) {
mv1.visitMethodInsn(arg0, arg1, arg2, arg3);
mv2.visitMethodInsn(arg0, arg1, arg2, arg3);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitMultiANewArrayInsn(java.lang.String, int)
*/
/** {@inheritDoc} */
@Override
public void visitMultiANewArrayInsn(String arg0, int arg1) {
mv1.visitMultiANewArrayInsn(arg0, arg1);
mv2.visitMultiANewArrayInsn(arg0, arg1);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitParameterAnnotation(int, java.lang.String, boolean)
*/
/** {@inheritDoc} */
@Override
public AnnotationVisitor visitParameterAnnotation(int arg0, String arg1, boolean arg2) {
mv1.visitParameterAnnotation(arg0, arg1, arg2);
return mv2.visitParameterAnnotation(arg0, arg1, arg2);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitTableSwitchInsn(int, int, org.objectweb.asm.Label, org.objectweb.asm.Label[])
*/
/** {@inheritDoc} */
@Override
public void visitTableSwitchInsn(int arg0, int arg1, Label arg2, Label... arg3) {
mv1.visitTableSwitchInsn(arg0, arg1, arg2, arg3);
Label[] arg3Copy = new Label[arg3.length];
for (int i = 0; i < arg3.length; i++)
arg3Copy[i] = getLabel(arg3[i]);
mv2.visitTableSwitchInsn(arg0, arg1, getLabel(arg2), arg3Copy);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitTryCatchBlock(org.objectweb.asm.Label, org.objectweb.asm.Label, org.objectweb.asm.Label, java.lang.String)
*/
/** {@inheritDoc} */
@Override
public void visitTryCatchBlock(Label arg0, Label arg1, Label arg2, String arg3) {
mv1.visitTryCatchBlock(arg0, arg1, arg2, arg3);
mv2.visitTryCatchBlock(getLabel(arg0), getLabel(arg1), getLabel(arg2), arg3);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitTypeInsn(int, java.lang.String)
*/
/** {@inheritDoc} */
@Override
public void visitTypeInsn(int arg0, String arg1) {
mv1.visitTypeInsn(arg0, arg1);
mv2.visitTypeInsn(arg0, arg1);
}
/* (non-Javadoc)
* @see org.objectweb.asm.MethodVisitor#visitVarInsn(int, int)
*/
/** {@inheritDoc} */
@Override
public void visitVarInsn(int arg0, int arg1) {
mv1.visitVarInsn(arg0, arg1);
mv2.visitVarInsn(arg0, arg1);
}
}