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.
/***
 * 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.commons;

import org.objectweb.asm.Opcodes;
import org.objectweb.asm.signature.SignatureVisitor;

A SignatureVisitor adapter for type mapping. 
Author:
Eugene Kuleshov/**
 * A {@link SignatureVisitor} adapter for type mapping.
 * 
 * @author Eugene Kuleshov
 */
public class RemappingSignatureAdapter extends SignatureVisitor {

    private final SignatureVisitor v;

    private final Remapper remapper;

    private String className;

    public RemappingSignatureAdapter(final SignatureVisitor v,
            final Remapper remapper) {
        this(Opcodes.ASM4, v, remapper);
    }

    protected RemappingSignatureAdapter(final int api,
            final SignatureVisitor v, final Remapper remapper) {
        super(api);
        this.v = v;
        this.remapper = remapper;
    }

    @Override
    public void visitClassType(String name) {
        className = name;
        v.visitClassType(remapper.mapType(name));
    }

    @Override
    public void visitInnerClassType(String name) {
        String remappedOuter = remapper.mapType(className) + '$';
        className = className + '$' + name;
        String remappedName = remapper.mapType(className);
        int index = remappedName.startsWith(remappedOuter) ? remappedOuter
                .length() : remappedName.lastIndexOf('$') + 1;
        v.visitInnerClassType(remappedName.substring(index));
    }

    @Override
    public void visitFormalTypeParameter(String name) {
        v.visitFormalTypeParameter(name);
    }

    @Override
    public void visitTypeVariable(String name) {
        v.visitTypeVariable(name);
    }

    @Override
    public SignatureVisitor visitArrayType() {
        v.visitArrayType();
        return this;
    }

    @Override
    public void visitBaseType(char descriptor) {
        v.visitBaseType(descriptor);
    }

    @Override
    public SignatureVisitor visitClassBound() {
        v.visitClassBound();
        return this;
    }

    @Override
    public SignatureVisitor visitExceptionType() {
        v.visitExceptionType();
        return this;
    }

    @Override
    public SignatureVisitor visitInterface() {
        v.visitInterface();
        return this;
    }

    @Override
    public SignatureVisitor visitInterfaceBound() {
        v.visitInterfaceBound();
        return this;
    }

    @Override
    public SignatureVisitor visitParameterType() {
        v.visitParameterType();
        return this;
    }

    @Override
    public SignatureVisitor visitReturnType() {
        v.visitReturnType();
        return this;
    }

    @Override
    public SignatureVisitor visitSuperclass() {
        v.visitSuperclass();
        return this;
    }

    @Override
    public void visitTypeArgument() {
        v.visitTypeArgument();
    }

    @Override
    public SignatureVisitor visitTypeArgument(char wildcard) {
        v.visitTypeArgument(wildcard);
        return this;
    }

    @Override
    public void visitEnd() {
        v.visitEnd();
    }
}