/***
* 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 scala.tools.asm.util;
import scala.tools.asm.AnnotationVisitor;
import scala.tools.asm.Attribute;
import scala.tools.asm.FieldVisitor;
import scala.tools.asm.Opcodes;
import scala.tools.asm.TypePath;
/**
* A {@link FieldVisitor} that prints the fields it visits with a
* {@link Printer}.
*
* @author Eric Bruneton
*/
public final class TraceFieldVisitor extends FieldVisitor {
public final Printer p;
public TraceFieldVisitor(final Printer p) {
this(null, p);
}
public TraceFieldVisitor(final FieldVisitor fv, final Printer p) {
super(Opcodes.ASM5, fv);
this.p = p;
}
@Override
public AnnotationVisitor visitAnnotation(final String desc,
final boolean visible) {
Printer p = this.p.visitFieldAnnotation(desc, visible);
AnnotationVisitor av = fv == null ? null : fv.visitAnnotation(desc,
visible);
return new TraceAnnotationVisitor(av, p);
}
@Override
public AnnotationVisitor visitTypeAnnotation(int typeRef,
TypePath typePath, String desc, boolean visible) {
Printer p = this.p.visitFieldTypeAnnotation(typeRef, typePath, desc,
visible);
AnnotationVisitor av = fv == null ? null : fv.visitTypeAnnotation(
typeRef, typePath, desc, visible);
return new TraceAnnotationVisitor(av, p);
}
@Override
public void visitAttribute(final Attribute attr) {
p.visitFieldAttribute(attr);
super.visitAttribute(attr);
}
@Override
public void visitEnd() {
p.visitFieldEnd();
super.visitEnd();
}
}