1/*
2 * Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24#ifndef SHARE_GC_Z_ZFUTURE_INLINE_HPP
25#define SHARE_GC_Z_ZFUTURE_INLINE_HPP
26
27#include "gc/z/zFuture.hpp"
28#include "runtime/semaphore.inline.hpp"
29#include "runtime/thread.hpp"
30
31template <typename T>
32inline void ZFuture<T>::set(T value) {
33 // Set value
34 _value = value;
35
36 // Notify waiter
37 _sema.signal();
38}
39
40template <typename T>
41inline T ZFuture<T>::get() {
42 // Wait for notification
43 Thread* const thread = Thread::current();
44 if (thread->is_Java_thread()) {
45 _sema.wait_with_safepoint_check((JavaThread*)thread);
46 } else {
47 _sema.wait();
48 }
49
50 // Return value
51 return _value;
52}
53
54#endif // SHARE_GC_Z_ZFUTURE_INLINE_HPP
55