Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/oops/annotations.cpp
src/share/vm/oops/annotations.cpp
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- child 6876
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| 1 /* | |
| 2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 #include "precompiled.hpp" | |
| 26 #include "classfile/classLoaderData.hpp" | |
| 27 #include "memory/heapInspection.hpp" | |
| 28 #include "memory/metadataFactory.hpp" | |
| 29 #include "memory/oopFactory.hpp" | |
| 30 #include "oops/annotations.hpp" | |
| 31 #include "oops/instanceKlass.hpp" | |
| 32 #include "utilities/ostream.hpp" | |
| 33 | |
| 34 // Allocate annotations in metadata area | |
| 35 Annotations* Annotations::allocate(ClassLoaderData* loader_data, TRAPS) { | |
| 36 return new (loader_data, size(), true, MetaspaceObj::AnnotationType, THREAD) Annotations(); | |
| 37 } | |
| 38 | |
| 39 // helper | |
| 40 void Annotations::free_contents(ClassLoaderData* loader_data, Array<AnnotationArray*>* p) { | |
| 41 if (p != NULL) { | |
| 42 for (int i = 0; i < p->length(); i++) { | |
| 43 MetadataFactory::free_array<u1>(loader_data, p->at(i)); | |
| 44 } | |
| 45 MetadataFactory::free_array<AnnotationArray*>(loader_data, p); | |
| 46 } | |
| 47 } | |
| 48 | |
| 49 void Annotations::deallocate_contents(ClassLoaderData* loader_data) { | |
| 50 if (class_annotations() != NULL) { | |
| 51 MetadataFactory::free_array<u1>(loader_data, class_annotations()); | |
| 52 } | |
| 53 free_contents(loader_data, fields_annotations()); | |
| 54 | |
| 55 if (class_type_annotations() != NULL) { | |
| 56 MetadataFactory::free_array<u1>(loader_data, class_type_annotations()); | |
| 57 } | |
| 58 free_contents(loader_data, fields_type_annotations()); | |
| 59 } | |
| 60 | |
| 61 // Copy annotations to JVM call or reflection to the java heap. | |
| 62 // The alternative to creating this array and adding to Java heap pressure | |
| 63 // is to have a hashtable of the already created typeArrayOops | |
| 64 typeArrayOop Annotations::make_java_array(AnnotationArray* annotations, TRAPS) { | |
| 65 if (annotations != NULL) { | |
| 66 int length = annotations->length(); | |
| 67 typeArrayOop copy = oopFactory::new_byteArray(length, CHECK_NULL); | |
| 68 for (int i = 0; i< length; i++) { | |
| 69 copy->byte_at_put(i, annotations->at(i)); | |
| 70 } | |
| 71 return copy; | |
| 72 } else { | |
| 73 return NULL; | |
| 74 } | |
| 75 } | |
| 76 | |
| 77 | |
| 78 void Annotations::print_value_on(outputStream* st) const { | |
| 79 st->print("Anotations(" INTPTR_FORMAT ")", p2i(this)); | |
| 80 } | |
| 81 | |
| 82 #if INCLUDE_SERVICES | |
| 83 // Size Statistics | |
| 84 | |
| 85 julong Annotations::count_bytes(Array<AnnotationArray*>* p) { | |
| 86 julong bytes = 0; | |
| 87 if (p != NULL) { | |
| 88 for (int i = 0; i < p->length(); i++) { | |
| 89 bytes += KlassSizeStats::count_array(p->at(i)); | |
| 90 } | |
| 91 bytes += KlassSizeStats::count_array(p); | |
| 92 } | |
| 93 return bytes; | |
| 94 } | |
| 95 | |
| 96 void Annotations::collect_statistics(KlassSizeStats *sz) const { | |
| 97 sz->_annotations_bytes = sz->count(this); | |
| 98 sz->_class_annotations_bytes = sz->count(class_annotations()); | |
| 99 sz->_class_type_annotations_bytes = sz->count(class_type_annotations()); | |
| 100 sz->_fields_annotations_bytes = count_bytes(fields_annotations()); | |
| 101 sz->_fields_type_annotations_bytes = count_bytes(fields_type_annotations()); | |
| 102 | |
| 103 sz->_annotations_bytes += | |
| 104 sz->_class_annotations_bytes + | |
| 105 sz->_class_type_annotations_bytes + | |
| 106 sz->_fields_annotations_bytes + | |
| 107 sz->_fields_type_annotations_bytes; | |
| 108 | |
| 109 sz->_ro_bytes += sz->_annotations_bytes; | |
| 110 } | |
| 111 #endif // INCLUDE_SERVICES | |
| 112 | |
| 113 #define BULLET " - " | |
| 114 | |
| 115 #ifndef PRODUCT | |
| 116 void Annotations::print_on(outputStream* st) const { | |
| 117 st->print(BULLET"class_annotations "); class_annotations()->print_value_on(st); | |
| 118 st->print(BULLET"fields_annotations "); fields_annotations()->print_value_on(st); | |
| 119 st->print(BULLET"class_type_annotations "); class_type_annotations()->print_value_on(st); | |
| 120 st->print(BULLET"fields_type_annotations "); fields_type_annotations()->print_value_on(st); | |
| 121 } | |
| 122 #endif // PRODUCT |
