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/***
* ASM: a very small and fast Java bytecode manipulation framework
* Copyright (c) 2000-2011 INRIA, France Telecom
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.objectweb.asm.util;
import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.Attribute;
import org.objectweb.asm.Handle;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.TypePath;
/**
* A {@link MethodVisitor} that prints the methods it visits with a
* {@link Printer}.
*
* @author Eric Bruneton
*/
public final class TraceMethodVisitor extends MethodVisitor {
public final Printer p;
public TraceMethodVisitor(final Printer p) {
this(null, p);
}
public TraceMethodVisitor(final MethodVisitor mv, final Printer p) {
super(Opcodes.ASM6, mv);
this.p = p;
}
@Override
public void visitParameter(String name, int access) {
p.visitParameter(name, access);
super.visitParameter(name, access);
}
@Override
public AnnotationVisitor visitAnnotation(final String desc,
final boolean visible) {
Printer p = this.p.visitMethodAnnotation(desc, visible);
AnnotationVisitor av = mv == null ? null : mv.visitAnnotation(desc,
visible);
return new TraceAnnotationVisitor(av, p);
}
@Override
public AnnotationVisitor visitTypeAnnotation(int typeRef,
TypePath typePath, String desc, boolean visible) {
Printer p = this.p.visitMethodTypeAnnotation(typeRef, typePath, desc,
visible);
AnnotationVisitor av = mv == null ? null : mv.visitTypeAnnotation(
typeRef, typePath, desc, visible);
return new TraceAnnotationVisitor(av, p);
}
@Override
public void visitAttribute(final Attribute attr) {
p.visitMethodAttribute(attr);
super.visitAttribute(attr);
}
@Override
public AnnotationVisitor visitAnnotationDefault() {
Printer p = this.p.visitAnnotationDefault();
AnnotationVisitor av = mv == null ? null : mv.visitAnnotationDefault();
return new TraceAnnotationVisitor(av, p);
}
@Override
public AnnotationVisitor visitParameterAnnotation(final int parameter,
final String desc, final boolean visible) {
Printer p = this.p.visitParameterAnnotation(parameter, desc, visible);
AnnotationVisitor av = mv == null ? null : mv.visitParameterAnnotation(
parameter, desc, visible);
return new TraceAnnotationVisitor(av, p);
}
@Override
public void visitCode() {
p.visitCode();
super.visitCode();
}
@Override
public void visitFrame(final int type, final int nLocal,
final Object[] local, final int nStack, final Object[] stack) {
p.visitFrame(type, nLocal, local, nStack, stack);
super.visitFrame(type, nLocal, local, nStack, stack);
}
@Override
public void visitInsn(final int opcode) {
p.visitInsn(opcode);
super.visitInsn(opcode);
}
@Override
public void visitIntInsn(final int opcode, final int operand) {
p.visitIntInsn(opcode, operand);
super.visitIntInsn(opcode, operand);
}
@Override
public void visitVarInsn(final int opcode, final int var) {
p.visitVarInsn(opcode, var);
super.visitVarInsn(opcode, var);
}
@Override
public void visitTypeInsn(final int opcode, final String type) {
p.visitTypeInsn(opcode, type);
super.visitTypeInsn(opcode, type);
}
@Override
public void visitFieldInsn(final int opcode, final String owner,
final String name, final String desc) {
p.visitFieldInsn(opcode, owner, name, desc);
super.visitFieldInsn(opcode, owner, name, desc);
}
@Deprecated
@Override
public void visitMethodInsn(int opcode, String owner, String name,
String desc) {
if (api >= Opcodes.ASM5) {
super.visitMethodInsn(opcode, owner, name, desc);
return;
}
p.visitMethodInsn(opcode, owner, name, desc);
if (mv != null) {
mv.visitMethodInsn(opcode, owner, name, desc);
}
}
@Override
public void visitMethodInsn(int opcode, String owner, String name,
String desc, boolean itf) {
if (api < Opcodes.ASM5) {
super.visitMethodInsn(opcode, owner, name, desc, itf);
return;
}
p.visitMethodInsn(opcode, owner, name, desc, itf);
if (mv != null) {
mv.visitMethodInsn(opcode, owner, name, desc, itf);
}
}
@Override
public void visitInvokeDynamicInsn(String name, String desc, Handle bsm,
Object... bsmArgs) {
p.visitInvokeDynamicInsn(name, desc, bsm, bsmArgs);
super.visitInvokeDynamicInsn(name, desc, bsm, bsmArgs);
}
@Override
public void visitJumpInsn(final int opcode, final Label label) {
p.visitJumpInsn(opcode, label);
super.visitJumpInsn(opcode, label);
}
@Override
public void visitLabel(final Label label) {
p.visitLabel(label);
super.visitLabel(label);
}
@Override
public void visitLdcInsn(final Object cst) {
p.visitLdcInsn(cst);
super.visitLdcInsn(cst);
}
@Override
public void visitIincInsn(final int var, final int increment) {
p.visitIincInsn(var, increment);
super.visitIincInsn(var, increment);
}
@Override
public void visitTableSwitchInsn(final int min, final int max,
final Label dflt, final Label... labels) {
p.visitTableSwitchInsn(min, max, dflt, labels);
super.visitTableSwitchInsn(min, max, dflt, labels);
}
@Override
public void visitLookupSwitchInsn(final Label dflt, final int[] keys,
final Label[] labels) {
p.visitLookupSwitchInsn(dflt, keys, labels);
super.visitLookupSwitchInsn(dflt, keys, labels);
}
@Override
public void visitMultiANewArrayInsn(final String desc, final int dims) {
p.visitMultiANewArrayInsn(desc, dims);
super.visitMultiANewArrayInsn(desc, dims);
}
@Override
public AnnotationVisitor visitInsnAnnotation(int typeRef,
TypePath typePath, String desc, boolean visible) {
Printer p = this.p
.visitInsnAnnotation(typeRef, typePath, desc, visible);
AnnotationVisitor av = mv == null ? null : mv.visitInsnAnnotation(
typeRef, typePath, desc, visible);
return new TraceAnnotationVisitor(av, p);
}
@Override
public void visitTryCatchBlock(final Label start, final Label end,
final Label handler, final String type) {
p.visitTryCatchBlock(start, end, handler, type);
super.visitTryCatchBlock(start, end, handler, type);
}
@Override
public AnnotationVisitor visitTryCatchAnnotation(int typeRef,
TypePath typePath, String desc, boolean visible) {
Printer p = this.p.visitTryCatchAnnotation(typeRef, typePath, desc,
visible);
AnnotationVisitor av = mv == null ? null : mv.visitTryCatchAnnotation(
typeRef, typePath, desc, visible);
return new TraceAnnotationVisitor(av, p);
}
@Override
public void visitLocalVariable(final String name, final String desc,
final String signature, final Label start, final Label end,
final int index) {
p.visitLocalVariable(name, desc, signature, start, end, index);
super.visitLocalVariable(name, desc, signature, start, end, index);
}
@Override
public AnnotationVisitor visitLocalVariableAnnotation(int typeRef,
TypePath typePath, Label[] start, Label[] end, int[] index,
String desc, boolean visible) {
Printer p = this.p.visitLocalVariableAnnotation(typeRef, typePath,
start, end, index, desc, visible);
AnnotationVisitor av = mv == null ? null : mv
.visitLocalVariableAnnotation(typeRef, typePath, start, end,
index, desc, visible);
return new TraceAnnotationVisitor(av, p);
}
@Override
public void visitLineNumber(final int line, final Label start) {
p.visitLineNumber(line, start);
super.visitLineNumber(line, start);
}
@Override
public void visitMaxs(final int maxStack, final int maxLocals) {
p.visitMaxs(maxStack, maxLocals);
super.visitMaxs(maxStack, maxLocals);
}
@Override
public void visitEnd() {
p.visitMethodEnd();
super.visitEnd();
}
}
