Mercurial > hg > graal-jvmci-8
view src/share/vm/oops/annotations.cpp @ 7969:1eae78177059
Merge
author | jiangli |
---|---|
date | Fri, 01 Feb 2013 15:25:37 -0500 |
parents | 16fb9f942703 |
children | 927a311d00f9 |
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/* * Copyright (c) 2012, 2013, 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 "memory/heapInspection.hpp" #include "memory/metadataFactory.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(), true, THREAD) Annotations(); } Annotations* Annotations::allocate(ClassLoaderData* loader_data, Array<AnnotationArray*>* fa, Array<AnnotationArray*>* ma, Array<AnnotationArray*>* mpa, Array<AnnotationArray*>* mda, TRAPS) { return new (loader_data, size(), true, THREAD) Annotations(fa, ma, mpa, mda); } // helper static void 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()); free_contents(loader_data, methods_annotations()); free_contents(loader_data, methods_parameter_annotations()); free_contents(loader_data, methods_default_annotations()); // Recursively deallocate optional Annotations linked through this one MetadataFactory::free_metadata(loader_data, type_annotations()); } // Set the annotation at 'idnum' to 'anno'. // We don't want to create or extend the array if 'anno' is NULL, since that is the // default value. However, if the array exists and is long enough, we must set NULL values. void Annotations::set_methods_annotations_of(instanceKlassHandle ik, int idnum, AnnotationArray* anno, Array<AnnotationArray*>** md_p, TRAPS) { Array<AnnotationArray*>* md = *md_p; if (md != NULL && md->length() > idnum) { md->at_put(idnum, anno); } else if (anno != NULL) { // create the array int length = MAX2(idnum+1, (int)ik->idnum_allocated_count()); md = MetadataFactory::new_array<AnnotationArray*>(ik->class_loader_data(), length, CHECK); if (*md_p != NULL) { // copy the existing entries for (int index = 0; index < (*md_p)->length(); index++) { md->at_put(index, (*md_p)->at(index)); } } set_annotations(md, md_p); md->at_put(idnum, anno); } // if no array and idnum isn't included there is nothing to do } // Keep created annotations in a global growable array (should be hashtable) // need to add, search, delete when class is unloaded. // Does it need a lock? yes. This sucks. // Copy annotations to JVM call or reflection to the java heap. 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::print_value_on(outputStream* st) const { st->print("Anotations(" INTPTR_FORMAT ")", 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->_fields_annotations_bytes = count_bytes(fields_annotations()); sz->_methods_annotations_bytes = count_bytes(methods_annotations()); sz->_methods_parameter_annotations_bytes = count_bytes(methods_parameter_annotations()); sz->_methods_default_annotations_bytes = count_bytes(methods_default_annotations()); const Annotations* type_anno = type_annotations(); if (type_anno != NULL) { sz->_type_annotations_bytes = sz->count(type_anno); sz->_type_annotations_bytes += sz->count(type_anno->class_annotations()); sz->_type_annotations_bytes += count_bytes(type_anno->fields_annotations()); sz->_type_annotations_bytes += count_bytes(type_anno->methods_annotations()); } sz->_annotations_bytes += sz->_class_annotations_bytes + sz->_fields_annotations_bytes + sz->_methods_annotations_bytes + sz->_methods_parameter_annotations_bytes + sz->_methods_default_annotations_bytes + sz->_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"methods_annotations "); methods_annotations()->print_value_on(st); st->print(BULLET"methods_parameter_annotations"); methods_parameter_annotations()->print_value_on(st); st->print(BULLET"methods_default_annotations "); methods_default_annotations()->print_value_on(st); } #endif // PRODUCT