/*

 * Copyright (c) 2015, 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.

 *

 */

#ifndef SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP

#define SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP

#include "classfile/javaClasses.hpp"

#include "oops/instanceClassLoaderKlass.hpp"

#include "oops/instanceKlass.inline.hpp"

#include "oops/oop.inline.hpp"

#include "utilities/debug.hpp"

#include "utilities/globalDefinitions.hpp"

#include "utilities/macros.hpp"

template <bool nv, class OopClosureType>

inline int InstanceClassLoaderKlass::oop_oop_iterate(oop obj, OopClosureType* closure) {

  int size = InstanceKlass::oop_oop_iterate<nv>(obj, closure);

  if (Devirtualizer<nv>::do_metadata(closure)) {

    ClassLoaderData* cld = java_lang_ClassLoader::loader_data(obj);

    // cld can be null if we have a non-registered class loader.

    if (cld != NULL) {

      closure->do_class_loader_data(cld);

    }

  }

  return size;

}

#if INCLUDE_ALL_GCS

template <bool nv, class OopClosureType>

inline int InstanceClassLoaderKlass::oop_oop_iterate_reverse(oop obj, OopClosureType* closure) {

  int size = InstanceKlass::oop_oop_iterate_reverse<nv>(obj, closure);

  assert(!Devirtualizer<nv>::do_metadata(closure),

      "Code to handle metadata is not implemented");

  return size;

}

#endif // INCLUDE_ALL_GCS

template <bool nv, class OopClosureType>

inline int InstanceClassLoaderKlass::oop_oop_iterate_bounded(oop obj, OopClosureType* closure, MemRegion mr) {

  int size = InstanceKlass::oop_oop_iterate_bounded<nv>(obj, closure, mr);

  if (Devirtualizer<nv>::do_metadata(closure)) {

    if (mr.contains(obj)) {

      ClassLoaderData* cld = java_lang_ClassLoader::loader_data(obj);

      // cld can be null if we have a non-registered class loader.

      if (cld != NULL) {

        closure->do_class_loader_data(cld);

      }

    }

  }

  return size;

}

#define InstanceClassLoaderKlass_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix)              \

                                                                                              \

int InstanceClassLoaderKlass::oop_oop_iterate##nv_suffix(oop obj, OopClosureType* closure) {  \

  return oop_oop_iterate<nvs_to_bool(nv_suffix)>(obj, closure);                               \

}

#if INCLUDE_ALL_GCS

#define InstanceClassLoaderKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix)              \

                                                                                                        \

int InstanceClassLoaderKlass::oop_oop_iterate_backwards##nv_suffix(oop obj, OopClosureType* closure) {  \

  return oop_oop_iterate_reverse<nvs_to_bool(nv_suffix)>(obj, closure);                                 \

}

#else

#define InstanceClassLoaderKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix)

#endif

#define InstanceClassLoaderKlass_OOP_OOP_ITERATE_DEFN_m(OopClosureType, nv_suffix)                              \

                                                                                                                \

int InstanceClassLoaderKlass::oop_oop_iterate##nv_suffix##_m(oop obj, OopClosureType* closure, MemRegion mr) {  \

  return oop_oop_iterate_bounded<nvs_to_bool(nv_suffix)>(obj, closure, mr);                                     \

}

#define ALL_INSTANCE_CLASS_LOADER_KLASS_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix)  \

  InstanceClassLoaderKlass_OOP_OOP_ITERATE_DEFN(          OopClosureType, nv_suffix)     \

  InstanceClassLoaderKlass_OOP_OOP_ITERATE_DEFN_m(        OopClosureType, nv_suffix)     \

  InstanceClassLoaderKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix)

#endif // SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP