/* * Copyright (c) 2014, 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_VM_LEAKPROFILER_UTILITIES_GRANULARTIMER_HPP #define SHARE_VM_LEAKPROFILER_UTILITIES_GRANULARTIMER_HPP #include "jfr/utilities/jfrTraceTime.hpp" #include "memory/allocation.hpp" class GranularTimer : public AllStatic { private: static JfrTraceTime _finish_time_ticks; static JfrTraceTime _start_time_ticks; static long _counter; static long _granularity; static bool _finished; public: static void start(jlong duration_ticks, long granularity); static void stop(); static const JfrTraceTime& start_time(); static const JfrTraceTime& end_time(); static bool is_finished(); }; #endif // SHARE_VM_LEAKPROFILER_UTILITIES_GRANULARTIMER_HPP