/*

 * 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.

 *

 */

#ifndef SHARE_VM_MEMORY_METASPACECOUNTERS_HPP

#define SHARE_VM_MEMORY_METASPACECOUNTERS_HPP

#include "runtime/perfData.hpp"

class MetaspaceCounters: public CHeapObj<mtClass> {

  friend class VMStructs;

  PerfVariable*      _capacity;

  PerfVariable*      _used;

  PerfVariable*      _max_capacity;

  static MetaspaceCounters* _metaspace_counters;

  void initialize(size_t min_capacity,

                  size_t max_capacity,

                  size_t curr_capacity,

                  size_t used);

 public:

  MetaspaceCounters();

  ~MetaspaceCounters();

  void update_capacity();

  void update_used();

  void update_max_capacity();

  void update_all();

  static void initialize_performance_counters();

  static void update_performance_counters();

};

#endif // SHARE_VM_MEMORY_METASPACECOUNTERS_HPP