| /* |
| * Copyright (c) 2012, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #include "precompiled.hpp" |
| #include "classfile/classLoaderData.hpp" |
| #include "logging/log.hpp" |
| #include "memory/heapInspection.hpp" |
| #include "memory/metadataFactory.hpp" |
| #include "memory/metaspaceClosure.hpp" |
| #include "memory/oopFactory.hpp" |
| #include "oops/annotations.hpp" |
| #include "oops/instanceKlass.hpp" |
| #include "utilities/ostream.hpp" |
| |
| // Allocate annotations in metadata area |
| Annotations* Annotations::allocate(ClassLoaderData* loader_data, TRAPS) { |
| return new (loader_data, size(), MetaspaceObj::AnnotationsType, THREAD) Annotations(); |
| } |
| |
| // helper |
| void Annotations::free_contents(ClassLoaderData* loader_data, Array<AnnotationArray*>* p) { |
| if (p != NULL) { |
| for (int i = 0; i < p->length(); i++) { |
| MetadataFactory::free_array<u1>(loader_data, p->at(i)); |
| } |
| MetadataFactory::free_array<AnnotationArray*>(loader_data, p); |
| } |
| } |
| |
| void Annotations::deallocate_contents(ClassLoaderData* loader_data) { |
| if (class_annotations() != NULL) { |
| MetadataFactory::free_array<u1>(loader_data, class_annotations()); |
| } |
| free_contents(loader_data, fields_annotations()); |
| |
| if (class_type_annotations() != NULL) { |
| MetadataFactory::free_array<u1>(loader_data, class_type_annotations()); |
| } |
| free_contents(loader_data, fields_type_annotations()); |
| } |
| |
| // Copy annotations to JVM call or reflection to the java heap. |
| // The alternative to creating this array and adding to Java heap pressure |
| // is to have a hashtable of the already created typeArrayOops |
| typeArrayOop Annotations::make_java_array(AnnotationArray* annotations, TRAPS) { |
| if (annotations != NULL) { |
| int length = annotations->length(); |
| typeArrayOop copy = oopFactory::new_byteArray(length, CHECK_NULL); |
| for (int i = 0; i< length; i++) { |
| copy->byte_at_put(i, annotations->at(i)); |
| } |
| return copy; |
| } else { |
| return NULL; |
| } |
| } |
| |
| void Annotations::metaspace_pointers_do(MetaspaceClosure* it) { |
| log_trace(cds)("Iter(Annotations): %p", this); |
| it->push(&_class_annotations); |
| it->push(&_fields_annotations); |
| it->push(&_class_type_annotations); |
| it->push(&_fields_type_annotations); // FIXME: need a test case where _fields_type_annotations != NULL |
| } |
| |
| void Annotations::print_value_on(outputStream* st) const { |
| st->print("Anotations(" INTPTR_FORMAT ")", p2i(this)); |
| } |
| |
| #if INCLUDE_SERVICES |
| // Size Statistics |
| |
| julong Annotations::count_bytes(Array<AnnotationArray*>* p) { |
| julong bytes = 0; |
| if (p != NULL) { |
| for (int i = 0; i < p->length(); i++) { |
| bytes += KlassSizeStats::count_array(p->at(i)); |
| } |
| bytes += KlassSizeStats::count_array(p); |
| } |
| return bytes; |
| } |
| |
| void Annotations::collect_statistics(KlassSizeStats *sz) const { |
| sz->_annotations_bytes = sz->count(this); |
| sz->_class_annotations_bytes = sz->count(class_annotations()); |
| sz->_class_type_annotations_bytes = sz->count(class_type_annotations()); |
| sz->_fields_annotations_bytes = count_bytes(fields_annotations()); |
| sz->_fields_type_annotations_bytes = count_bytes(fields_type_annotations()); |
| |
| sz->_annotations_bytes += |
| sz->_class_annotations_bytes + |
| sz->_class_type_annotations_bytes + |
| sz->_fields_annotations_bytes + |
| sz->_fields_type_annotations_bytes; |
| |
| sz->_ro_bytes += sz->_annotations_bytes; |
| } |
| #endif // INCLUDE_SERVICES |
| |
| #define BULLET " - " |
| |
| #ifndef PRODUCT |
| void Annotations::print_on(outputStream* st) const { |
| st->print(BULLET"class_annotations "); class_annotations()->print_value_on(st); |
| st->print(BULLET"fields_annotations "); fields_annotations()->print_value_on(st); |
| st->print(BULLET"class_type_annotations "); class_type_annotations()->print_value_on(st); |
| st->print(BULLET"fields_type_annotations "); fields_type_annotations()->print_value_on(st); |
| } |
| #endif // PRODUCT |