/*

 * Copyright (c) 2016, 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.

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#ifndef SHARE_GC_G1_G1HEAPTRANSITION_HPP

#define SHARE_GC_G1_G1HEAPTRANSITION_HPP

#include "gc/shared/plab.hpp"

#include "memory/metaspace/metaspaceSizesSnapshot.hpp"

class G1CollectedHeap;

class G1HeapTransition {

  struct Data {

    size_t _eden_length;

    size_t _survivor_length;

    size_t _old_length;

    size_t _archive_length;

    size_t _humongous_length;

    const metaspace::MetaspaceSizesSnapshot _meta_sizes;

    Data(G1CollectedHeap* g1_heap);

  };

  G1CollectedHeap* _g1_heap;

  Data _before;

public:

  G1HeapTransition(G1CollectedHeap* g1_heap);

  void print();

};

#endif // SHARE_GC_G1_G1HEAPTRANSITION_HPP