1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/vm/jfr/recorder/jfrRecorder.hpp Mon Aug 12 18:30:40 2019 +0300
1.3 @@ -0,0 +1,72 @@
1.4 +/*
1.5 + * Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation.
1.11 + *
1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.15 + * version 2 for more details (a copy is included in the LICENSE file that
1.16 + * accompanied this code).
1.17 + *
1.18 + * You should have received a copy of the GNU General Public License version
1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.21 + *
1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.23 + * or visit www.oracle.com if you need additional information or have any
1.24 + * questions.
1.25 + *
1.26 + */
1.27 +
1.28 +#ifndef SHARE_VM_JFR_RECORDER_JFRRECORDER_HPP
1.29 +#define SHARE_VM_JFR_RECORDER_JFRRECORDER_HPP
1.30 +
1.31 +#include "jfr/utilities/jfrAllocation.hpp"
1.32 +
1.33 +class JavaThread;
1.34 +class Thread;
1.35 +
1.36 +//
1.37 +// Represents the singleton instance of Flight Recorder.
1.38 +// Lifecycle management of recorder components.
1.39 +//
1.40 +class JfrRecorder : public JfrCHeapObj {
1.41 + friend class Jfr;
1.42 + friend void recorderthread_entry(JavaThread*, Thread*);
1.43 + private:
1.44 + static bool _shutting_down;
1.45 +
1.46 + static bool create_checkpoint_manager();
1.47 + static bool create_chunk_repository();
1.48 + static bool create_jvmti_agent();
1.49 + static bool create_os_interface();
1.50 + static bool create_post_box();
1.51 + static bool create_recorder_thread();
1.52 + static bool create_stacktrace_repository();
1.53 + static bool create_storage();
1.54 + static bool create_stringpool();
1.55 + static bool create_thread_sampling();
1.56 + static bool create_components();
1.57 + static void destroy_components();
1.58 + static void on_recorder_thread_exit();
1.59 + static bool on_vm_start();
1.60 + static bool on_vm_init();
1.61 +
1.62 + public:
1.63 + static bool is_enabled();
1.64 + static bool is_disabled();
1.65 + static bool create(bool simulate_failure);
1.66 + static bool is_created();
1.67 + static void destroy();
1.68 + static void start_recording();
1.69 + static bool is_recording();
1.70 + static void stop_recording();
1.71 + static bool is_shutting_down() { return _shutting_down; }
1.72 + static void set_is_shutting_down() { _shutting_down = true; }
1.73 +};
1.74 +
1.75 +#endif // SHARE_VM_JFR_RECORDER_JFRRECORDER_HPP
