2 * ASM: a very small and fast Java bytecode manipulation framework
3 * Copyright (c) 2000-2005 INRIA, France Telecom
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the copyright holders nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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30 package org.objectweb.asm.optimizer;
32 import org.objectweb.asm.AnnotationVisitor;
33 import org.objectweb.asm.Label;
34 import org.objectweb.asm.MethodAdapter;
35 import org.objectweb.asm.MethodVisitor;
38 * A {@link MethodAdapter} that renames fields and methods, and removes debug
41 * @author Eric Bruneton
43 public class MethodOptimizer extends MethodAdapter {
45 private NameMapping mapping;
47 public MethodOptimizer(final MethodVisitor mv, final NameMapping mapping) {
49 this.mapping = mapping;
52 // ------------------------------------------------------------------------
54 // ------------------------------------------------------------------------
56 public AnnotationVisitor visitAnnotationDefault() {
57 throw new UnsupportedOperationException();
60 public AnnotationVisitor visitParameterAnnotation(
63 final boolean visible)
65 throw new UnsupportedOperationException();
68 public void visitTypeInsn(final int opcode, final String desc) {
69 mv.visitTypeInsn(opcode, desc.startsWith("[")
74 public void visitFieldInsn(
80 mv.visitFieldInsn(opcode, mapping.map(owner), mapping.map(owner + "."
81 + name), mapping.fix(desc));
84 public void visitMethodInsn(
90 mv.visitMethodInsn(opcode, mapping.map(owner), mapping.map(owner + "."
91 + name + desc), mapping.fix(desc));
94 public void visitLocalVariable(
97 final String signature,
105 public void visitLineNumber(final int line, final Label start) {