/*

 * Copyright (c) 2017, 2018, 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_G1_G1FULLGCREFERENCEPROCESSOREXECUTOR_HPP

#define SHARE_GC_G1_G1FULLGCREFERENCEPROCESSOREXECUTOR_HPP

#include "gc/g1/g1FullGCCompactionPoint.hpp"

#include "gc/g1/g1FullGCScope.hpp"

#include "gc/g1/g1FullGCTask.hpp"

#include "gc/g1/g1RootProcessor.hpp"

#include "gc/g1/g1StringDedup.hpp"

#include "gc/g1/heapRegionManager.hpp"

#include "gc/shared/referenceProcessor.hpp"

#include "gc/shared/taskqueue.hpp"

#include "utilities/ticks.hpp"

class G1FullGCTracer;

class STWGCTimer;

class G1FullGCReferenceProcessingExecutor: public AbstractRefProcTaskExecutor {

  G1FullCollector*    _collector;

  ReferenceProcessor* _reference_processor;

  uint                _old_mt_degree;

public:

  G1FullGCReferenceProcessingExecutor(G1FullCollector* collector);

  ~G1FullGCReferenceProcessingExecutor();

  // Do reference processing.

  void execute(STWGCTimer* timer, G1FullGCTracer* tracer);

  // Executes the given task using concurrent marking worker threads.

  virtual void execute(ProcessTask& task, uint ergo_workers);

private:

  void run_task(AbstractGangTask* task);

  void run_task(AbstractGangTask* task, uint workers);

  class G1RefProcTaskProxy : public AbstractGangTask {

    typedef AbstractRefProcTaskExecutor::ProcessTask ProcessTask;

    ProcessTask&                  _proc_task;

    G1FullCollector*              _collector;

    TaskTerminator                _terminator;

  public:

    G1RefProcTaskProxy(ProcessTask& proc_task,

                       G1FullCollector* scope);

    virtual void work(uint worker_id);

  };

};

#endif // SHARE_GC_G1_G1FULLGCREFERENCEPROCESSOREXECUTOR_HPP