1 /* 2 * ProGuard -- shrinking, optimization, obfuscation, and preverification 3 * of Java bytecode. 4 * 5 * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the Free 9 * Software Foundation; either version 2 of the License, or (at your option) 10 * any later version. 11 * 12 * This program is distributed in the hope that it will be useful, but WITHOUT 13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15 * more details. 16 * 17 * You should have received a copy of the GNU General Public License along 18 * with this program; if not, write to the Free Software Foundation, Inc., 19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 */ 21 package proguard.classfile.attribute.annotation; 22 23 import proguard.classfile.*; 24 import proguard.classfile.attribute.*; 25 import proguard.classfile.attribute.annotation.visitor.AnnotationVisitor; 26 27 /** 28 * This Attribute represents an annotations attribute. 29 * 30 * @author Eric Lafortune 31 */ 32 public abstract class AnnotationsAttribute extends Attribute 33 { 34 public int u2annotationsCount; 35 public Annotation[] annotations; 36 37 38 /** 39 * Creates an uninitialized AnnotationsAttribute. 40 */ AnnotationsAttribute()41 protected AnnotationsAttribute() 42 { 43 } 44 45 46 /** 47 * Creates an initialized AnnotationsAttribute. 48 */ AnnotationsAttribute(int u2attributeNameIndex, int u2annotationsCount, Annotation[] annotations)49 protected AnnotationsAttribute(int u2attributeNameIndex, 50 int u2annotationsCount, 51 Annotation[] annotations) 52 { 53 super(u2attributeNameIndex); 54 55 this.u2annotationsCount = u2annotationsCount; 56 this.annotations = annotations; 57 } 58 59 60 /** 61 * Applies the given visitor to all class annotations. 62 */ annotationsAccept(Clazz clazz, AnnotationVisitor annotationVisitor)63 public void annotationsAccept(Clazz clazz, AnnotationVisitor annotationVisitor) 64 { 65 for (int index = 0; index < u2annotationsCount; index++) 66 { 67 // We don't need double dispatching here, since there is only one 68 // type of Annotation. 69 annotationVisitor.visitAnnotation(clazz, annotations[index]); 70 } 71 } 72 73 74 /** 75 * Applies the given visitor to all field annotations. 76 */ annotationsAccept(Clazz clazz, Field field, AnnotationVisitor annotationVisitor)77 public void annotationsAccept(Clazz clazz, Field field, AnnotationVisitor annotationVisitor) 78 { 79 for (int index = 0; index < u2annotationsCount; index++) 80 { 81 // We don't need double dispatching here, since there is only one 82 // type of Annotation. 83 annotationVisitor.visitAnnotation(clazz, field, annotations[index]); 84 } 85 } 86 87 88 /** 89 * Applies the given visitor to all method annotations. 90 */ annotationsAccept(Clazz clazz, Method method, AnnotationVisitor annotationVisitor)91 public void annotationsAccept(Clazz clazz, Method method, AnnotationVisitor annotationVisitor) 92 { 93 for (int index = 0; index < u2annotationsCount; index++) 94 { 95 // We don't need double dispatching here, since there is only one 96 // type of Annotation. 97 annotationVisitor.visitAnnotation(clazz, method, annotations[index]); 98 } 99 } 100 101 102 /** 103 * Applies the given visitor to all code attribute annotations. 104 */ annotationsAccept(Clazz clazz, Method method, CodeAttribute codeAttribute, AnnotationVisitor annotationVisitor)105 public void annotationsAccept(Clazz clazz, Method method, CodeAttribute codeAttribute, AnnotationVisitor annotationVisitor) 106 { 107 for (int index = 0; index < u2annotationsCount; index++) 108 { 109 // We don't need double dispatching here, since there is only one 110 // type of Annotation. 111 annotationVisitor.visitAnnotation(clazz, method, codeAttribute, annotations[index]); 112 } 113 } 114 } 115