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This framework extension fragment contains an extender that facilitates the use of JRE SPI providers (components typically plugged in to the JRE through META-INF/services resources).

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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 org.objectweb.asm.commons;

import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.TypePath;

/**
 * A {@link FieldVisitor} that remaps types with a {@link Remapper}.
 *
 * @author Eugene Kuleshov
 */
public class FieldRemapper extends FieldVisitor {

  /** The remapper used to remap the types in the visited field. */
  protected final Remapper remapper;

  /**
   * Constructs a new {@link FieldRemapper}. Subclasses must not use this constructor.
   * Instead, they must use the {@link #FieldRemapper(int,FieldVisitor,Remapper)} version.
   *
   * @param fieldVisitor the field visitor this remapper must deleted to.
   * @param remapper the remapper to use to remap the types in the visited field.
   */
  public FieldRemapper(final FieldVisitor fieldVisitor, final Remapper remapper) {
    this(Opcodes.ASM7, fieldVisitor, remapper);
  }

  /**
   * Constructs a new {@link FieldRemapper}.
   *
   * @param api the ASM API version supported by this remapper. Must be one of {@link
   *     org.objectweb.asm.Opcodes#ASM4}, {@link org.objectweb.asm.Opcodes#ASM5} or {@link
   *     org.objectweb.asm.Opcodes#ASM6}.
   * @param fieldVisitor the field visitor this remapper must deleted to.
   * @param remapper the remapper to use to remap the types in the visited field.
   */
  protected FieldRemapper(final int api, final FieldVisitor fieldVisitor, final Remapper remapper) {
    super(api, fieldVisitor);
    this.remapper = remapper;
  }

  @Override
  public AnnotationVisitor visitAnnotation(final String descriptor, final boolean visible) {
    AnnotationVisitor annotationVisitor =
        super.visitAnnotation(remapper.mapDesc(descriptor), visible);
    return annotationVisitor == null
        ? null
        : new AnnotationRemapper(api, annotationVisitor, remapper);
  }

  @Override
  public AnnotationVisitor visitTypeAnnotation(
      final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
    AnnotationVisitor annotationVisitor =
        super.visitTypeAnnotation(typeRef, typePath, remapper.mapDesc(descriptor), visible);
    return annotationVisitor == null
        ? null
        : new AnnotationRemapper(api, annotationVisitor, remapper);
  }
}




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