1 /*
   2  * Copyright (c) 2011, 2013, 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  *
  23  */
  24 
  25 #ifndef SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP
  26 #define SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP
  27 
  28 #include "utilities/templateIdioms.hpp"
  29 #include "instanceClassLoaderKlass.hpp"  
  30 
  31 template<class OopClosureType>
  32 inline typename enable_if<!is_kind_of<ExtendedOopClosure, OopClosureType>::value, void>::type
  33 InstanceClassLoaderKlass::do_metadata_if_applicable(oop obj, OopClosureType *cl) {}
  34 
  35 template<class OopClosureType>
  36 inline typename enable_if<is_kind_of<ExtendedOopClosure, OopClosureType>::value, void>::type
  37 InstanceClassLoaderKlass::do_metadata_if_applicable(oop obj, OopClosureType *cl) {
  38   if (OopClosureDispatcher::do_metadata<OopClosureType>(cl)) {
  39     ClassLoaderData *cld = java_lang_ClassLoader::loader_data(obj);
  40     if (cld != NULL) {
  41       // Only true for registered class loaders
  42       OopClosureDispatcher::do_class_loader_data<OopClosureType>(cl, cld);
  43     }
  44   }
  45 }
  46 
  47 template<class OopClosureType>
  48 inline int InstanceClassLoaderKlass::oop_iterate_and_dispatch(oop obj, OopClosureType *cl) {
  49   SpecializationStats::record_iterate_call_nv(SpecializationStats::irk);
  50   int size = InstanceKlass::oop_iterate_and_dispatch<OopClosureType>(obj, cl);
  51 
  52   do_metadata_if_applicable(obj, cl);
  53 
  54   return size;
  55 }
  56 
  57 #endif // SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP
  58