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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.eclipse.persistence.internal.libraries.asm.commons;
import org.eclipse.persistence.internal.libraries.asm.AnnotationVisitor;
import org.eclipse.persistence.internal.libraries.asm.Opcodes;
/**
* An {@link AnnotationVisitor} that remaps types with a {@link Remapper}.
*
* @author Eugene Kuleshov
*/
public class AnnotationRemapper extends AnnotationVisitor {
/** The remapper used to remap the types in the visited annotation. */
protected final Remapper remapper;
/**
* Constructs a new {@link AnnotationRemapper}. Subclasses must not use this constructor.
* Instead, they must use the {@link #AnnotationRemapper(int,AnnotationVisitor,Remapper)} version.
*
* @param annotationVisitor the annotation visitor this remapper must deleted to.
* @param remapper the remapper to use to remap the types in the visited annotation.
*/
public AnnotationRemapper(final AnnotationVisitor annotationVisitor, final Remapper remapper) {
this(Opcodes.ASM7, annotationVisitor, remapper);
}
/**
* Constructs a new {@link AnnotationRemapper}.
*
* @param api the ASM API version supported by this remapper. Must be one of {@link
* org.eclipse.persistence.internal.libraries.asm.Opcodes#ASM4}, {@link org.eclipse.persistence.internal.libraries.asm.Opcodes#ASM5} or {@link
* org.eclipse.persistence.internal.libraries.asm.Opcodes#ASM6}.
* @param annotationVisitor the annotation visitor this remapper must deleted to.
* @param remapper the remapper to use to remap the types in the visited annotation.
*/
protected AnnotationRemapper(
final int api, final AnnotationVisitor annotationVisitor, final Remapper remapper) {
super(api, annotationVisitor);
this.remapper = remapper;
}
@Override
public void visit(final String name, final Object value) {
super.visit(name, remapper.mapValue(value));
}
@Override
public void visitEnum(final String name, final String descriptor, final String value) {
super.visitEnum(name, remapper.mapDesc(descriptor), value);
}
@Override
public AnnotationVisitor visitAnnotation(final String name, final String descriptor) {
AnnotationVisitor annotationVisitor = super.visitAnnotation(name, remapper.mapDesc(descriptor));
if (annotationVisitor == null) {
return null;
} else {
return annotationVisitor == av
? this
: new AnnotationRemapper(api, annotationVisitor, remapper);
}
}
@Override
public AnnotationVisitor visitArray(final String name) {
AnnotationVisitor annotationVisitor = super.visitArray(name);
if (annotationVisitor == null) {
return null;
} else {
return annotationVisitor == av
? this
: new AnnotationRemapper(api, annotationVisitor, remapper);
}
}
}