/*

 * Copyright (c) 2017, 2019, 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

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 */

#ifndef SHARE_GC_SHARED_GENMEMORYPOOLS_HPP

#define SHARE_GC_SHARED_GENMEMORYPOOLS_HPP

#include "services/memoryPool.hpp"

class ContiguousSpace;

class DefNewGeneration;

class Generation;

class ContiguousSpacePool : public CollectedMemoryPool {

private:

  ContiguousSpace* _space;

public:

  ContiguousSpacePool(ContiguousSpace* space,

                      const char* name,

                      size_t max_size,

                      bool support_usage_threshold);

  ContiguousSpace* space() { return _space; }

  MemoryUsage get_memory_usage();

  size_t used_in_bytes();

};

class SurvivorContiguousSpacePool : public CollectedMemoryPool {

private:

  DefNewGeneration* _young_gen;

public:

  SurvivorContiguousSpacePool(DefNewGeneration* young_gen,

                              const char* name,

                              size_t max_size,

                              bool support_usage_threshold);

  MemoryUsage get_memory_usage();

  size_t used_in_bytes();

  size_t committed_in_bytes();

};

class GenerationPool : public CollectedMemoryPool {

private:

  Generation* _gen;

public:

  GenerationPool(Generation* gen, const char* name, bool support_usage_threshold);

  MemoryUsage get_memory_usage();

  size_t used_in_bytes();

};

#endif // SHARE_GC_SHARED_GENMEMORYPOOLS_HPP