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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 scouter.org.objectweb.asm.util;
import scouter.org.objectweb.asm.AnnotationVisitor;
import scouter.org.objectweb.asm.Attribute;
import scouter.org.objectweb.asm.Handle;
import scouter.org.objectweb.asm.Label;
import scouter.org.objectweb.asm.MethodVisitor;
import scouter.org.objectweb.asm.Opcodes;
import scouter.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 {
/** The printer to convert the visited method into text. */
public final Printer p;
/**
* Constructs a new {@link TraceMethodVisitor}.
*
* @param printer the printer to convert the visited method into text.
*/
public TraceMethodVisitor(final Printer printer) {
this(null, printer);
}
/**
* Constructs a new {@link TraceMethodVisitor}.
*
* @param methodVisitor the method visitor to which to delegate calls. May be null.
* @param printer the printer to convert the visited method into text.
*/
public TraceMethodVisitor(final MethodVisitor methodVisitor, final Printer printer) {
super(Opcodes.ASM7_EXPERIMENTAL, methodVisitor);
this.p = printer;
}
@Override
public void visitParameter(final String name, final int access) {
p.visitParameter(name, access);
super.visitParameter(name, access);
}
@Override
public AnnotationVisitor visitAnnotation(final String descriptor, final boolean visible) {
Printer annotationPrinter = p.visitMethodAnnotation(descriptor, visible);
return new TraceAnnotationVisitor(
super.visitAnnotation(descriptor, visible), annotationPrinter);
}
@Override
public AnnotationVisitor visitTypeAnnotation(
final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
Printer annotationPrinter = p.visitMethodTypeAnnotation(typeRef, typePath, descriptor, visible);
return new TraceAnnotationVisitor(
super.visitTypeAnnotation(typeRef, typePath, descriptor, visible), annotationPrinter);
}
@Override
public void visitAttribute(final Attribute attribute) {
p.visitMethodAttribute(attribute);
super.visitAttribute(attribute);
}
@Override
public AnnotationVisitor visitAnnotationDefault() {
Printer annotationPrinter = p.visitAnnotationDefault();
return new TraceAnnotationVisitor(super.visitAnnotationDefault(), annotationPrinter);
}
@Override
public void visitAnnotableParameterCount(final int parameterCount, final boolean visible) {
p.visitAnnotableParameterCount(parameterCount, visible);
super.visitAnnotableParameterCount(parameterCount, visible);
}
@Override
public AnnotationVisitor visitParameterAnnotation(
final int parameter, final String descriptor, final boolean visible) {
Printer annotationPrinter = p.visitParameterAnnotation(parameter, descriptor, visible);
return new TraceAnnotationVisitor(
super.visitParameterAnnotation(parameter, descriptor, visible), annotationPrinter);
}
@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 descriptor) {
p.visitFieldInsn(opcode, owner, name, descriptor);
super.visitFieldInsn(opcode, owner, name, descriptor);
}
/** @deprecated*/
@Deprecated
@Override
public void visitMethodInsn(
final int opcode, final String owner, final String name, final String descriptor) {
if (api >= Opcodes.ASM5) {
super.visitMethodInsn(opcode, owner, name, descriptor);
return;
}
p.visitMethodInsn(opcode, owner, name, descriptor);
if (mv != null) {
mv.visitMethodInsn(opcode, owner, name, descriptor);
}
}
@Override
public void visitMethodInsn(
final int opcode,
final String owner,
final String name,
final String descriptor,
final boolean isInterface) {
if (api < Opcodes.ASM5) {
super.visitMethodInsn(opcode, owner, name, descriptor, isInterface);
return;
}
p.visitMethodInsn(opcode, owner, name, descriptor, isInterface);
if (mv != null) {
mv.visitMethodInsn(opcode, owner, name, descriptor, isInterface);
}
}
@Override
public void visitInvokeDynamicInsn(
final String name,
final String descriptor,
final Handle bootstrapMethodHandle,
final Object... bootstrapMethodArguments) {
p.visitInvokeDynamicInsn(name, descriptor, bootstrapMethodHandle, bootstrapMethodArguments);
super.visitInvokeDynamicInsn(name, descriptor, bootstrapMethodHandle, bootstrapMethodArguments);
}
@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 value) {
p.visitLdcInsn(value);
super.visitLdcInsn(value);
}
@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 descriptor, final int numDimensions) {
p.visitMultiANewArrayInsn(descriptor, numDimensions);
super.visitMultiANewArrayInsn(descriptor, numDimensions);
}
@Override
public AnnotationVisitor visitInsnAnnotation(
final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
Printer annotationPrinter = p.visitInsnAnnotation(typeRef, typePath, descriptor, visible);
return new TraceAnnotationVisitor(
super.visitInsnAnnotation(typeRef, typePath, descriptor, visible), annotationPrinter);
}
@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(
final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
Printer annotationPrinter = p.visitTryCatchAnnotation(typeRef, typePath, descriptor, visible);
return new TraceAnnotationVisitor(
super.visitTryCatchAnnotation(typeRef, typePath, descriptor, visible), annotationPrinter);
}
@Override
public void visitLocalVariable(
final String name,
final String descriptor,
final String signature,
final Label start,
final Label end,
final int index) {
p.visitLocalVariable(name, descriptor, signature, start, end, index);
super.visitLocalVariable(name, descriptor, signature, start, end, index);
}
@Override
public AnnotationVisitor visitLocalVariableAnnotation(
final int typeRef,
final TypePath typePath,
final Label[] start,
final Label[] end,
final int[] index,
final String descriptor,
final boolean visible) {
Printer annotationPrinter =
p.visitLocalVariableAnnotation(typeRef, typePath, start, end, index, descriptor, visible);
return new TraceAnnotationVisitor(
super.visitLocalVariableAnnotation(
typeRef, typePath, start, end, index, descriptor, visible),
annotationPrinter);
}
@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();
}
}
