1 // ASM: a very small and fast Java bytecode manipulation framework 2 // Copyright (c) 2000-2011 INRIA, France Telecom 3 // All rights reserved. 4 // 5 // Redistribution and use in source and binary forms, with or without 6 // modification, are permitted provided that the following conditions 7 // are met: 8 // 1. Redistributions of source code must retain the above copyright 9 // notice, this list of conditions and the following disclaimer. 10 // 2. Redistributions in binary form must reproduce the above copyright 11 // notice, this list of conditions and the following disclaimer in the 12 // documentation and/or other materials provided with the distribution. 13 // 3. Neither the name of the copyright holders nor the names of its 14 // contributors may be used to endorse or promote products derived from 15 // this software without specific prior written permission. 16 // 17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 18 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 21 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 // THE POSSIBILITY OF SUCH DAMAGE. 28 package org.objectweb.asm.util; 29 30 import org.objectweb.asm.AnnotationVisitor; 31 import org.objectweb.asm.Attribute; 32 import org.objectweb.asm.Opcodes; 33 import org.objectweb.asm.RecordComponentVisitor; 34 import org.objectweb.asm.TypePath; 35 36 /** 37 * A {@link RecordComponentVisitor} that prints the record components it visits with a {@link 38 * Printer}. 39 * 40 * @author Remi Forax 41 */ 42 public final class TraceRecordComponentVisitor extends RecordComponentVisitor { 43 44 /** The printer to convert the visited record component into text. */ 45 public final Printer printer; 46 47 /** 48 * Constructs a new {@link TraceRecordComponentVisitor}. 49 * 50 * @param printer the printer to convert the visited record component into text. 51 */ TraceRecordComponentVisitor(final Printer printer)52 public TraceRecordComponentVisitor(final Printer printer) { 53 this(null, printer); 54 } 55 56 /** 57 * Constructs a new {@link TraceRecordComponentVisitor}. 58 * 59 * @param recordComponentVisitor the record component visitor to which to delegate calls. May be 60 * {@literal null}. 61 * @param printer the printer to convert the visited record component into text. 62 */ TraceRecordComponentVisitor( final RecordComponentVisitor recordComponentVisitor, final Printer printer)63 public TraceRecordComponentVisitor( 64 final RecordComponentVisitor recordComponentVisitor, final Printer printer) { 65 super(/* latest api ='*/ Opcodes.ASM9, recordComponentVisitor); 66 this.printer = printer; 67 } 68 69 @Override visitAnnotation(final String descriptor, final boolean visible)70 public AnnotationVisitor visitAnnotation(final String descriptor, final boolean visible) { 71 Printer annotationPrinter = printer.visitRecordComponentAnnotation(descriptor, visible); 72 return new TraceAnnotationVisitor( 73 super.visitAnnotation(descriptor, visible), annotationPrinter); 74 } 75 76 @Override visitTypeAnnotation( final int typeRef, final TypePath typePath, final String descriptor, final boolean visible)77 public AnnotationVisitor visitTypeAnnotation( 78 final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) { 79 Printer annotationPrinter = 80 printer.visitRecordComponentTypeAnnotation(typeRef, typePath, descriptor, visible); 81 return new TraceAnnotationVisitor( 82 super.visitTypeAnnotation(typeRef, typePath, descriptor, visible), annotationPrinter); 83 } 84 85 @Override visitAttribute(final Attribute attribute)86 public void visitAttribute(final Attribute attribute) { 87 printer.visitRecordComponentAttribute(attribute); 88 super.visitAttribute(attribute); 89 } 90 91 @Override visitEnd()92 public void visitEnd() { 93 printer.visitRecordComponentEnd(); 94 super.visitEnd(); 95 } 96 } 97