Thu, 07 Feb 2013 16:05:48 -0500
Merge
1 /*
2 * Copyright (c) 2012, 2013, 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 */
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"
34 // Allocate annotations in metadata area
35 Annotations* Annotations::allocate(ClassLoaderData* loader_data, TRAPS) {
36 return new (loader_data, size(), true, THREAD) Annotations();
37 }
39 Annotations* Annotations::allocate(ClassLoaderData* loader_data,
40 Array<AnnotationArray*>* fa,
41 Array<AnnotationArray*>* ma,
42 Array<AnnotationArray*>* mpa,
43 Array<AnnotationArray*>* mda, TRAPS) {
44 return new (loader_data, size(), true, THREAD) Annotations(fa, ma, mpa, mda);
45 }
47 // helper
48 static void free_contents(ClassLoaderData* loader_data, Array<AnnotationArray*>* p) {
49 if (p != NULL) {
50 for (int i = 0; i < p->length(); i++) {
51 MetadataFactory::free_array<u1>(loader_data, p->at(i));
52 }
53 MetadataFactory::free_array<AnnotationArray*>(loader_data, p);
54 }
55 }
57 void Annotations::deallocate_contents(ClassLoaderData* loader_data) {
58 if (class_annotations() != NULL) {
59 MetadataFactory::free_array<u1>(loader_data, class_annotations());
60 }
61 free_contents(loader_data, fields_annotations());
62 free_contents(loader_data, methods_annotations());
63 free_contents(loader_data, methods_parameter_annotations());
64 free_contents(loader_data, methods_default_annotations());
66 // Recursively deallocate optional Annotations linked through this one
67 MetadataFactory::free_metadata(loader_data, type_annotations());
68 }
70 // Set the annotation at 'idnum' to 'anno'.
71 // We don't want to create or extend the array if 'anno' is NULL, since that is the
72 // default value. However, if the array exists and is long enough, we must set NULL values.
73 void Annotations::set_methods_annotations_of(instanceKlassHandle ik,
74 int idnum, AnnotationArray* anno,
75 Array<AnnotationArray*>** md_p,
76 TRAPS) {
77 Array<AnnotationArray*>* md = *md_p;
78 if (md != NULL && md->length() > idnum) {
79 md->at_put(idnum, anno);
80 } else if (anno != NULL) {
81 // create the array
82 int length = MAX2(idnum+1, (int)ik->idnum_allocated_count());
83 md = MetadataFactory::new_array<AnnotationArray*>(ik->class_loader_data(), length, CHECK);
84 if (*md_p != NULL) {
85 // copy the existing entries
86 for (int index = 0; index < (*md_p)->length(); index++) {
87 md->at_put(index, (*md_p)->at(index));
88 }
89 }
90 set_annotations(md, md_p);
91 md->at_put(idnum, anno);
92 } // if no array and idnum isn't included there is nothing to do
93 }
95 // Keep created annotations in a global growable array (should be hashtable)
96 // need to add, search, delete when class is unloaded.
97 // Does it need a lock? yes. This sucks.
99 // Copy annotations to JVM call or reflection to the java heap.
100 typeArrayOop Annotations::make_java_array(AnnotationArray* annotations, TRAPS) {
101 if (annotations != NULL) {
102 int length = annotations->length();
103 typeArrayOop copy = oopFactory::new_byteArray(length, CHECK_NULL);
104 for (int i = 0; i< length; i++) {
105 copy->byte_at_put(i, annotations->at(i));
106 }
107 return copy;
108 } else {
109 return NULL;
110 }
111 }
114 void Annotations::print_value_on(outputStream* st) const {
115 st->print("Anotations(" INTPTR_FORMAT ")", this);
116 }
118 #if INCLUDE_SERVICES
119 // Size Statistics
121 julong Annotations::count_bytes(Array<AnnotationArray*>* p) {
122 julong bytes = 0;
123 if (p != NULL) {
124 for (int i = 0; i < p->length(); i++) {
125 bytes += KlassSizeStats::count_array(p->at(i));
126 }
127 bytes += KlassSizeStats::count_array(p);
128 }
129 return bytes;
130 }
132 void Annotations::collect_statistics(KlassSizeStats *sz) const {
133 sz->_annotations_bytes = sz->count(this);
134 sz->_class_annotations_bytes = sz->count(class_annotations());
135 sz->_fields_annotations_bytes = count_bytes(fields_annotations());
136 sz->_methods_annotations_bytes = count_bytes(methods_annotations());
137 sz->_methods_parameter_annotations_bytes =
138 count_bytes(methods_parameter_annotations());
139 sz->_methods_default_annotations_bytes =
140 count_bytes(methods_default_annotations());
142 const Annotations* type_anno = type_annotations();
143 if (type_anno != NULL) {
144 sz->_type_annotations_bytes = sz->count(type_anno);
145 sz->_type_annotations_bytes += sz->count(type_anno->class_annotations());
146 sz->_type_annotations_bytes += count_bytes(type_anno->fields_annotations());
147 sz->_type_annotations_bytes += count_bytes(type_anno->methods_annotations());
148 }
150 sz->_annotations_bytes +=
151 sz->_class_annotations_bytes +
152 sz->_fields_annotations_bytes +
153 sz->_methods_annotations_bytes +
154 sz->_methods_parameter_annotations_bytes +
155 sz->_methods_default_annotations_bytes +
156 sz->_type_annotations_bytes;
158 sz->_ro_bytes += sz->_annotations_bytes;
159 }
160 #endif // INCLUDE_SERVICES
162 #define BULLET " - "
164 #ifndef PRODUCT
165 void Annotations::print_on(outputStream* st) const {
166 st->print(BULLET"class_annotations "); class_annotations()->print_value_on(st);
167 st->print(BULLET"fields_annotations "); fields_annotations()->print_value_on(st);
168 st->print(BULLET"methods_annotations "); methods_annotations()->print_value_on(st);
169 st->print(BULLET"methods_parameter_annotations"); methods_parameter_annotations()->print_value_on(st);
170 st->print(BULLET"methods_default_annotations "); methods_default_annotations()->print_value_on(st);
171 }
172 #endif // PRODUCT