1 /*
2 * Copyright (c) 2012, 2025, 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 *
24
25 #include "classfile/classLoaderData.hpp"
26 #include "logging/log.hpp"
27 #include "memory/metadataFactory.hpp"
28 #include "memory/metaspaceClosure.hpp"
29 #include "memory/oopFactory.hpp"
30 #include "oops/annotations.hpp"
31 #include "oops/instanceKlass.hpp"
32 #include "oops/typeArrayOop.inline.hpp"
33 #include "utilities/ostream.hpp"
34
35 // Allocate annotations in metadata area
36 Annotations* Annotations::allocate(ClassLoaderData* loader_data, TRAPS) {
37 return new (loader_data, size(), MetaspaceObj::AnnotationsType, THREAD) Annotations();
38 }
39
40 // helper
41 void Annotations::free_contents(ClassLoaderData* loader_data, Array<AnnotationArray*>* p) {
42 if (p != nullptr) {
43 for (int i = 0; i < p->length(); i++) {
44 MetadataFactory::free_array<u1>(loader_data, p->at(i));
45 }
46 MetadataFactory::free_array<AnnotationArray*>(loader_data, p);
47 }
48 }
49
50 void Annotations::deallocate_contents(ClassLoaderData* loader_data) {
51 if (class_annotations() != nullptr) {
52 MetadataFactory::free_array<u1>(loader_data, class_annotations());
53 }
54 free_contents(loader_data, fields_annotations());
55
56 if (class_type_annotations() != nullptr) {
57 MetadataFactory::free_array<u1>(loader_data, class_type_annotations());
58 }
59 free_contents(loader_data, fields_type_annotations());
60 }
61
62 // Copy annotations to JVM call or reflection to the java heap.
63 // The alternative to creating this array and adding to Java heap pressure
64 // is to have a hashtable of the already created typeArrayOops
|
1 /*
2 * Copyright (c) 2012, 2026, 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 *
24
25 #include "classfile/classLoaderData.hpp"
26 #include "logging/log.hpp"
27 #include "memory/metadataFactory.hpp"
28 #include "memory/metaspaceClosure.hpp"
29 #include "memory/oopFactory.hpp"
30 #include "oops/annotations.hpp"
31 #include "oops/instanceKlass.hpp"
32 #include "oops/typeArrayOop.inline.hpp"
33 #include "utilities/ostream.hpp"
34
35 // Allocate annotations in metadata area
36 Annotations* Annotations::allocate(ClassLoaderData* loader_data, TRAPS) {
37 return new (loader_data, size(), MetaspaceObj::AnnotationsType, THREAD) Annotations();
38 }
39
40 // helper
41 void Annotations::free_contents(ClassLoaderData* loader_data, Array<AnnotationArray*>* p) {
42 if (p != nullptr) {
43 for (int i = 0; i < p->length(); i++) {
44 if (p->at(i) != nullptr) {
45 MetadataFactory::free_array<u1>(loader_data, p->at(i));
46 }
47 }
48 MetadataFactory::free_array<AnnotationArray*>(loader_data, p);
49 }
50 }
51
52 void Annotations::deallocate_contents(ClassLoaderData* loader_data) {
53 if (class_annotations() != nullptr) {
54 MetadataFactory::free_array<u1>(loader_data, class_annotations());
55 }
56 free_contents(loader_data, fields_annotations());
57
58 if (class_type_annotations() != nullptr) {
59 MetadataFactory::free_array<u1>(loader_data, class_type_annotations());
60 }
61 free_contents(loader_data, fields_type_annotations());
62 }
63
64 // Copy annotations to JVM call or reflection to the java heap.
65 // The alternative to creating this array and adding to Java heap pressure
66 // is to have a hashtable of the already created typeArrayOops
|