| /* |
| * Copyright (c) 2012, 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_JFR_RECORDER_JFRRECORDER_HPP |
| #define SHARE_JFR_RECORDER_JFRRECORDER_HPP |
| |
| #include "jfr/utilities/jfrAllocation.hpp" |
| |
| class JavaThread; |
| class Thread; |
| |
| // |
| // Represents the singleton instance of Flight Recorder. |
| // Lifecycle management of recorder components. |
| // |
| class JfrRecorder : public JfrCHeapObj { |
| friend class Jfr; |
| friend void recorderthread_entry(JavaThread*, Thread*); |
| private: |
| static bool create_checkpoint_manager(); |
| static bool create_chunk_repository(); |
| static bool create_java_event_writer(); |
| static bool create_jvmti_agent(); |
| static bool create_os_interface(); |
| static bool create_post_box(); |
| static bool create_recorder_thread(); |
| static bool create_stacktrace_repository(); |
| static bool create_storage(); |
| static bool create_stringpool(); |
| static bool create_thread_sampling(); |
| static bool create_components(); |
| static void destroy_components(); |
| static void on_recorder_thread_exit(); |
| static bool on_vm_start(); |
| static bool on_vm_init(); |
| |
| public: |
| static bool is_enabled(); |
| static bool is_disabled(); |
| static bool create(bool simulate_failure); |
| static bool is_created(); |
| static void destroy(); |
| static void start_recording(); |
| static bool is_recording(); |
| static void stop_recording(); |
| }; |
| |
| #endif // SHARE_JFR_RECORDER_JFRRECORDER_HPP |