annotate src/share/vm/oops/annotations.cpp @ 12355:cefad50507d8

Merge with hs25-b53
author Gilles Duboscq <duboscq@ssw.jku.at>
date Fri, 11 Oct 2013 10:38:03 +0200
parents a1ebd310d5c1
children 78bbf4d43a14
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1 /*
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2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "precompiled.hpp"
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26 #include "classfile/classLoaderData.hpp"
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27 #include "memory/heapInspection.hpp"
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28 #include "memory/metadataFactory.hpp"
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29 #include "memory/oopFactory.hpp"
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30 #include "oops/annotations.hpp"
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31 #include "oops/instanceKlass.hpp"
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32 #include "utilities/ostream.hpp"
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33
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34 // Allocate annotations in metadata area
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35 Annotations* Annotations::allocate(ClassLoaderData* loader_data, TRAPS) {
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36 return new (loader_data, size(), true, MetaspaceObj::AnnotationType, THREAD) Annotations();
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37 }
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38
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39 // helper
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40 void Annotations::free_contents(ClassLoaderData* loader_data, Array<AnnotationArray*>* p) {
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41 if (p != NULL) {
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42 for (int i = 0; i < p->length(); i++) {
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43 MetadataFactory::free_array<u1>(loader_data, p->at(i));
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44 }
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45 MetadataFactory::free_array<AnnotationArray*>(loader_data, p);
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46 }
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47 }
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48
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49 void Annotations::deallocate_contents(ClassLoaderData* loader_data) {
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50 if (class_annotations() != NULL) {
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51 MetadataFactory::free_array<u1>(loader_data, class_annotations());
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52 }
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53 free_contents(loader_data, fields_annotations());
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54
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55 if (class_type_annotations() != NULL) {
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56 MetadataFactory::free_array<u1>(loader_data, class_type_annotations());
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57 }
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58 free_contents(loader_data, fields_type_annotations());
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59 }
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60
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61 // Copy annotations to JVM call or reflection to the java heap.
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62 // The alternative to creating this array and adding to Java heap pressure
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63 // is to have a hashtable of the already created typeArrayOops
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64 typeArrayOop Annotations::make_java_array(AnnotationArray* annotations, TRAPS) {
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65 if (annotations != NULL) {
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66 int length = annotations->length();
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67 typeArrayOop copy = oopFactory::new_byteArray(length, CHECK_NULL);
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68 for (int i = 0; i< length; i++) {
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69 copy->byte_at_put(i, annotations->at(i));
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70 }
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71 return copy;
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72 } else {
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73 return NULL;
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74 }
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75 }
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76
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77
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78 void Annotations::print_value_on(outputStream* st) const {
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79 st->print("Anotations(" INTPTR_FORMAT ")", this);
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80 }
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81
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82 #if INCLUDE_SERVICES
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83 // Size Statistics
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84
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85 julong Annotations::count_bytes(Array<AnnotationArray*>* p) {
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86 julong bytes = 0;
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87 if (p != NULL) {
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88 for (int i = 0; i < p->length(); i++) {
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89 bytes += KlassSizeStats::count_array(p->at(i));
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90 }
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91 bytes += KlassSizeStats::count_array(p);
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92 }
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93 return bytes;
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94 }
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95
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96 void Annotations::collect_statistics(KlassSizeStats *sz) const {
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97 sz->_annotations_bytes = sz->count(this);
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98 sz->_class_annotations_bytes = sz->count(class_annotations());
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99 sz->_class_type_annotations_bytes = sz->count(class_type_annotations());
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100 sz->_fields_annotations_bytes = count_bytes(fields_annotations());
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101 sz->_fields_type_annotations_bytes = count_bytes(fields_type_annotations());
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102
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103 sz->_annotations_bytes +=
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104 sz->_class_annotations_bytes +
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105 sz->_class_type_annotations_bytes +
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106 sz->_fields_annotations_bytes +
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107 sz->_fields_type_annotations_bytes;
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108
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109 sz->_ro_bytes += sz->_annotations_bytes;
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110 }
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111 #endif // INCLUDE_SERVICES
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112
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113 #define BULLET " - "
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114
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115 #ifndef PRODUCT
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116 void Annotations::print_on(outputStream* st) const {
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117 st->print(BULLET"class_annotations "); class_annotations()->print_value_on(st);
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118 st->print(BULLET"fields_annotations "); fields_annotations()->print_value_on(st);
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119 st->print(BULLET"class_type_annotations "); class_type_annotations()->print_value_on(st);
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120 st->print(BULLET"fields_type_annotations "); fields_type_annotations()->print_value_on(st);
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121 }
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122 #endif // PRODUCT