plastic/src/external/java/org/apache/tapestry5/internal/plastic/asm/commons/RemappingSignatureAdapter.java

// 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.apache.tapestry5.internal.plastic.asm.commons;

import org.apache.tapestry5.internal.plastic.asm.Opcodes;
import org.apache.tapestry5.internal.plastic.asm.signature.SignatureVisitor;

/**
 * A {@link SignatureVisitor} adapter for type mapping.
 *
 * @deprecated use {@link SignatureRemapper} instead.
 * @author Eugene Kuleshov
 */
@Deprecated
public class RemappingSignatureAdapter extends SignatureVisitor {

  private final SignatureVisitor signatureVisitor;

  private final Remapper remapper;

  private String className;

  public RemappingSignatureAdapter(
      final SignatureVisitor signatureVisitor, final Remapper remapper) {
    this(Opcodes.ASM6, signatureVisitor, remapper);
  }

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

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

  @Override
  public void visitInnerClassType(final 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;
    signatureVisitor.visitInnerClassType(remappedName.substring(index));
  }

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

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

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

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

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

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

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

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

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

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

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

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

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

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