| /* |
| * Copyright (c) 2012, 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/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); |
| } |
| |
| #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 |