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ASM: a very small and fast Java bytecode manipulation framework Copyright (c) 2000-2007 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.optimizer;
 import java.util.Set;
A MAPPING from names to names, used to rename classes, fields and methods.

Eric Bruneton
 public class NameMapping extends Properties {
     public final Set unused;
     public NameMapping(final String filethrows IOException {
         InputStream is = null;
         try {
             is = new BufferedInputStream(new FileInputStream(file));
              = new HashSet(keySet());
         } finally {
             if (is != null) {
     public String map(final String name) {
         String s = (Stringget(name);
         if (s == null) {
             int p = name.indexOf('.');
             if (p == -1) {
                 s = name;
             } else {
                 int q = name.indexOf('(');
                 if (q == -1) {
                     s = name.substring(p + 1);
                 } else {
                     s = name.substring(p + 1, q);
         } else {
         return s;
     public String fix(final String desc) {
         if (desc.startsWith("(")) {
             Type[] arguments = Type.getArgumentTypes(desc);
             Type result = Type.getReturnType(desc);
             for (int i = 0; i < arguments.length; ++i) {
                 arguments[i] = fix(arguments[i]);
             result = fix(result);
             return Type.getMethodDescriptor(resultarguments);
         } else {
             return fix(Type.getType(desc)).getDescriptor();
     private Type fix(final Type t) {
         if (t.getSort() == .) {
            return Type.getObjectType(map(t.getInternalName()));
        } else if (t.getSort() == .) {
            String s = fix(t.getElementType()).getDescriptor();
            for (int i = 0; i < t.getDimensions(); ++i) {
                s = '[' + s;
            return Type.getType(s);
        } else {
            return t;
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