1 /*** 2 * ASM: a very small and fast Java bytecode manipulation framework 3 * Copyright (c) 2000-2005 INRIA, France Telecom 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of the copyright holders nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 package org.objectweb.asm.optimizer; 31 32 import org.objectweb.asm.AnnotationVisitor; 33 import org.objectweb.asm.Attribute; 34 import org.objectweb.asm.TypeAnnotationVisitor; 35 import org.objectweb.asm.FieldVisitor; 36 37 /** 38 * A {@link FieldVisitor} that collects the {@link Constant}s of the fields it 39 * visits. 40 * 41 * @author Eric Bruneton 42 */ 43 public class FieldConstantsCollector implements FieldVisitor { 44 45 private FieldVisitor fv; 46 47 private ConstantPool cp; 48 FieldConstantsCollector(final FieldVisitor fv, final ConstantPool cp)49 public FieldConstantsCollector(final FieldVisitor fv, final ConstantPool cp) 50 { 51 this.fv = fv; 52 this.cp = cp; 53 } 54 visitAnnotation( final String desc, final boolean visible)55 public AnnotationVisitor visitAnnotation( 56 final String desc, 57 final boolean visible) 58 { 59 cp.newUTF8(desc); 60 if (visible) { 61 cp.newUTF8("RuntimeVisibleAnnotations"); 62 } else { 63 cp.newUTF8("RuntimeInvisibleAnnotations"); 64 } 65 return new AnnotationConstantsCollector( 66 fv.visitAnnotation(desc, visible), cp); 67 } 68 visitTypeAnnotation( final String desc, final boolean visible, final boolean inCode)69 public TypeAnnotationVisitor visitTypeAnnotation( 70 final String desc, 71 final boolean visible, 72 final boolean inCode) 73 { 74 cp.newUTF8(desc); 75 if(visible) { 76 cp.newUTF8("RuntimeVisibleTypeAnnotations"); 77 } else { 78 cp.newUTF8("RuntimeInvisibleTypeAnnotations"); 79 } 80 return new TypeAnnotationConstantsCollector( 81 fv.visitTypeAnnotation(desc, visible, inCode), cp); 82 } 83 visitAttribute(final Attribute attr)84 public void visitAttribute(final Attribute attr) { 85 // can do nothing 86 fv.visitAttribute(attr); 87 } 88 visitEnd()89 public void visitEnd() { 90 fv.visitEnd(); 91 } 92 } 93