src/hotspot/share/gc/z/zFuture.hpp
author stuefe
Tue, 26 Nov 2019 16:21:29 +0100
branchstuefe-new-metaspace-branch
changeset 59272 54750b448264
parent 58815 a4cdca87152b
permissions -rw-r--r--
Metadatatype back to metaspace.hpp to reduce patch size

/*
 * 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
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 */

#ifndef SHARE_GC_Z_ZFUTURE_HPP
#define SHARE_GC_Z_ZFUTURE_HPP

#include "memory/allocation.hpp"
#include "runtime/semaphore.hpp"

template <typename T>
class ZFuture {
private:
  Semaphore _sema;
  T         _value;

public:
  ZFuture();

  void set(T value);
  T peek();
  T get();
};

#endif // SHARE_GC_Z_ZFUTURE_HPP