53 lines
2.1 KiB
C++
53 lines
2.1 KiB
C++
/*
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* Copyright (c) 2011, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#include "classfile/classLoaderData.hpp"
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#include "classfile/javaClasses.hpp"
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#include "oops/oop.inline.hpp"
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inline ClassLoaderData* ClassLoaderData::class_loader_data_or_null(oop loader) {
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if (loader == NULL) {
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return ClassLoaderData::the_null_class_loader_data();
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}
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return java_lang_ClassLoader::loader_data(loader);
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}
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inline ClassLoaderData* ClassLoaderData::class_loader_data(oop loader) {
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ClassLoaderData* loader_data = class_loader_data_or_null(loader);
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assert(loader_data != NULL, "Must be");
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return loader_data;
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}
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inline ClassLoaderData *ClassLoaderDataGraph::find_or_create(Handle loader, TRAPS) {
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guarantee(loader() != NULL && oopDesc::is_oop(loader()), "Loader must be oop");
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// Gets the class loader data out of the java/lang/ClassLoader object, if non-null
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// it's already in the loader_data, so no need to add
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ClassLoaderData* loader_data= java_lang_ClassLoader::loader_data(loader());
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if (loader_data) {
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return loader_data;
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}
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return ClassLoaderDataGraph::add(loader, false, THREAD);
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}
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