/*

 * Copyright (c) 2015, 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

#ifndef SHARE_GC_Z_ZFUTURE_INLINE_HPP

#define SHARE_GC_Z_ZFUTURE_INLINE_HPP

#include "gc/z/zFuture.hpp"

#include "runtime/semaphore.inline.hpp"

#include "runtime/thread.hpp"

template <typename T>

inline void ZFuture<T>::set(T value) {

  // Set value

  _value = value;

  // Notify waiter

  _sema.signal();

}

template <typename T>

inline T ZFuture<T>::get() {

  // Wait for notification

  Thread* const thread = Thread::current();

  if (thread->is_Java_thread()) {

    _sema.wait_with_safepoint_check((JavaThread*)thread);

  } else {

    _sema.wait();

  }

  // Return value

  return _value;

}

#endif // SHARE_GC_Z_ZFUTURE_INLINE_HPP