1/*
2 * Copyright (c) 2014, 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.
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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23 */
24
25#ifndef SHARE_JFR_LEAKPROFILER_UTILITIES_GRANULARTIMER_HPP
26#define SHARE_JFR_LEAKPROFILER_UTILITIES_GRANULARTIMER_HPP
27
28#include "jfr/utilities/jfrTime.hpp"
29#include "memory/allocation.hpp"
30
31class GranularTimer : public AllStatic {
32 private:
33 static JfrTicks _finish_time_ticks;
34 static JfrTicks _start_time_ticks;
35 static long _counter;
36 static long _granularity;
37 static bool _finished;
38 public:
39 static void start(jlong duration_ticks, long granularity);
40 static void stop();
41 static const JfrTicks& start_time();
42 static const JfrTicks& end_time();
43 static bool is_finished();
44};
45
46#endif // SHARE_JFR_LEAKPROFILER_UTILITIES_GRANULARTIMER_HPP
47