Wed, 17 Nov 2010 15:07:43 -0800
7000973: isBogus needs to be called on the to-be-returned entry, not on the current entry
Reviewed-by: jjg
Contributed-by: jan.lahoda@oracle.com
jjg@338 | 1 | /* |
ohair@554 | 2 | * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. |
jjg@338 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
jjg@338 | 4 | * |
jjg@338 | 5 | * This code is free software; you can redistribute it and/or modify it |
jjg@338 | 6 | * under the terms of the GNU General Public License version 2 only, as |
ohair@554 | 7 | * published by the Free Software Foundation. Oracle designates this |
jjg@338 | 8 | * particular file as subject to the "Classpath" exception as provided |
ohair@554 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
jjg@338 | 10 | * |
jjg@338 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
jjg@338 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
jjg@338 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
jjg@338 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
jjg@338 | 15 | * accompanied this code). |
jjg@338 | 16 | * |
jjg@338 | 17 | * You should have received a copy of the GNU General Public License version |
jjg@338 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
jjg@338 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
jjg@338 | 20 | * |
ohair@554 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ohair@554 | 22 | * or visit www.oracle.com if you need additional information or have any |
ohair@554 | 23 | * questions. |
jjg@338 | 24 | */ |
jjg@338 | 25 | package com.sun.tools.javap; |
jjg@338 | 26 | |
jjg@338 | 27 | import com.sun.tools.classfile.Attribute; |
jjg@338 | 28 | import com.sun.tools.classfile.Code_attribute; |
jjg@338 | 29 | import com.sun.tools.classfile.ExtendedAnnotation; |
jjg@338 | 30 | import com.sun.tools.classfile.ExtendedAnnotation.Position; |
jjg@338 | 31 | import com.sun.tools.classfile.Instruction; |
jjg@338 | 32 | import com.sun.tools.classfile.Method; |
jjg@338 | 33 | import com.sun.tools.classfile.RuntimeInvisibleTypeAnnotations_attribute; |
jjg@338 | 34 | import com.sun.tools.classfile.RuntimeTypeAnnotations_attribute; |
jjg@338 | 35 | import com.sun.tools.classfile.RuntimeVisibleTypeAnnotations_attribute; |
jjg@338 | 36 | import java.util.ArrayList; |
jjg@338 | 37 | import java.util.HashMap; |
jjg@338 | 38 | import java.util.List; |
jjg@338 | 39 | import java.util.Map; |
jjg@338 | 40 | |
jjg@338 | 41 | /** |
jjg@338 | 42 | * Annotate instructions with details about type annotations. |
jjg@338 | 43 | * |
jjg@581 | 44 | * <p><b>This is NOT part of any supported API. |
jjg@581 | 45 | * If you write code that depends on this, you do so at your own risk. |
jjg@338 | 46 | * This code and its internal interfaces are subject to change or |
jjg@338 | 47 | * deletion without notice.</b> |
jjg@338 | 48 | */ |
jjg@338 | 49 | public class TypeAnnotationWriter extends InstructionDetailWriter { |
jjg@338 | 50 | public enum NoteKind { VISIBLE, INVISIBLE }; |
jjg@338 | 51 | public static class Note { |
jjg@338 | 52 | Note(NoteKind kind, ExtendedAnnotation anno) { |
jjg@338 | 53 | this.kind = kind; |
jjg@338 | 54 | this.anno = anno; |
jjg@338 | 55 | } |
jjg@338 | 56 | public final NoteKind kind; |
jjg@338 | 57 | public final ExtendedAnnotation anno; |
jjg@338 | 58 | } |
jjg@338 | 59 | |
jjg@338 | 60 | static TypeAnnotationWriter instance(Context context) { |
jjg@338 | 61 | TypeAnnotationWriter instance = context.get(TypeAnnotationWriter.class); |
jjg@338 | 62 | if (instance == null) |
jjg@338 | 63 | instance = new TypeAnnotationWriter(context); |
jjg@338 | 64 | return instance; |
jjg@338 | 65 | } |
jjg@338 | 66 | |
jjg@338 | 67 | protected TypeAnnotationWriter(Context context) { |
jjg@338 | 68 | super(context); |
jjg@338 | 69 | context.put(TypeAnnotationWriter.class, this); |
jjg@338 | 70 | annotationWriter = AnnotationWriter.instance(context); |
jjg@338 | 71 | classWriter = ClassWriter.instance(context); |
jjg@338 | 72 | } |
jjg@338 | 73 | |
jjg@338 | 74 | public void reset(Code_attribute attr) { |
jjg@338 | 75 | Method m = classWriter.getMethod(); |
jjg@338 | 76 | pcMap = new HashMap<Integer, List<Note>>(); |
jjg@338 | 77 | check(NoteKind.VISIBLE, (RuntimeVisibleTypeAnnotations_attribute) m.attributes.get(Attribute.RuntimeVisibleTypeAnnotations)); |
jjg@338 | 78 | check(NoteKind.INVISIBLE, (RuntimeInvisibleTypeAnnotations_attribute) m.attributes.get(Attribute.RuntimeInvisibleTypeAnnotations)); |
jjg@338 | 79 | } |
jjg@338 | 80 | |
jjg@338 | 81 | private void check(NoteKind kind, RuntimeTypeAnnotations_attribute attr) { |
jjg@338 | 82 | if (attr == null) |
jjg@338 | 83 | return; |
jjg@338 | 84 | |
jjg@338 | 85 | for (ExtendedAnnotation anno: attr.annotations) { |
jjg@338 | 86 | Position p = anno.position; |
jjg@338 | 87 | Note note = null; |
jjg@338 | 88 | if (p.offset != -1) |
jjg@338 | 89 | addNote(p.offset, note = new Note(kind, anno)); |
jjg@338 | 90 | if (p.lvarOffset != null) { |
jjg@338 | 91 | for (int i = 0; i < p.lvarOffset.length; i++) { |
jjg@338 | 92 | if (note == null) |
jjg@338 | 93 | note = new Note(kind, anno); |
jjg@338 | 94 | addNote(p.lvarOffset[i], note); |
jjg@338 | 95 | } |
jjg@338 | 96 | } |
jjg@338 | 97 | } |
jjg@338 | 98 | } |
jjg@338 | 99 | |
jjg@338 | 100 | private void addNote(int pc, Note note) { |
jjg@338 | 101 | List<Note> list = pcMap.get(pc); |
jjg@338 | 102 | if (list == null) |
jjg@338 | 103 | pcMap.put(pc, list = new ArrayList<Note>()); |
jjg@338 | 104 | list.add(note); |
jjg@338 | 105 | } |
jjg@338 | 106 | |
jjg@338 | 107 | @Override |
jjg@338 | 108 | void writeDetails(Instruction instr) { |
jjg@338 | 109 | String indent = space(2); // get from Options? |
jjg@338 | 110 | int pc = instr.getPC(); |
jjg@338 | 111 | List<Note> notes = pcMap.get(pc); |
jjg@338 | 112 | if (notes != null) { |
jjg@338 | 113 | for (Note n: notes) { |
jjg@338 | 114 | print(indent); |
jjg@338 | 115 | print("@"); |
jjg@338 | 116 | annotationWriter.write(n.anno, false, true); |
jjg@338 | 117 | print(", "); |
jjg@338 | 118 | println(n.kind.toString().toLowerCase()); |
jjg@338 | 119 | } |
jjg@338 | 120 | } |
jjg@338 | 121 | } |
jjg@338 | 122 | |
jjg@338 | 123 | private AnnotationWriter annotationWriter; |
jjg@338 | 124 | private ClassWriter classWriter; |
jjg@338 | 125 | private Map<Integer, List<Note>> pcMap; |
jjg@338 | 126 | } |