src/share/vm/runtime/memprofiler.hpp

Sun, 03 Feb 2013 22:43:57 +0100

author
ewendeli
date
Sun, 03 Feb 2013 22:43:57 +0100
changeset 4703
b5cb079ecaa4
parent 2314
f95d63e2154a
child 6876
710a3c8b516e
permissions
-rw-r--r--

Merge

duke@435 1 /*
stefank@2314 2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
trims@1907 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907 20 * or visit www.oracle.com if you need additional information or have any
trims@1907 21 * questions.
duke@435 22 *
duke@435 23 */
duke@435 24
stefank@2314 25 #ifndef SHARE_VM_RUNTIME_MEMPROFILER_HPP
stefank@2314 26 #define SHARE_VM_RUNTIME_MEMPROFILER_HPP
stefank@2314 27
duke@435 28 // Prints periodic memory usage trace of HotSpot VM
duke@435 29
duke@435 30 class MemProfilerTask;
duke@435 31
duke@435 32 class MemProfiler : AllStatic {
duke@435 33 friend class MemProfilerTask;
duke@435 34 private:
duke@435 35 static MemProfilerTask* _task;
duke@435 36 static FILE* _log_fp;
duke@435 37 // Do trace (callback from MemProfilerTask and from disengage)
duke@435 38 static void do_trace() PRODUCT_RETURN;
duke@435 39 public:
duke@435 40 // Start/stop the profiler
duke@435 41 static void engage() PRODUCT_RETURN;
duke@435 42 static void disengage() PRODUCT_RETURN;
duke@435 43 // Tester
duke@435 44 static bool is_active() PRODUCT_RETURN0;
duke@435 45 };
stefank@2314 46
stefank@2314 47 #endif // SHARE_VM_RUNTIME_MEMPROFILER_HPP

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