1/*
2 * Copyright (c) 2018, 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.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25#include "precompiled.hpp"
26#include "jfr/jfr.hpp"
27#include "jfr/leakprofiler/leakProfiler.hpp"
28#include "jfr/periodic/sampling/jfrThreadSampler.hpp"
29#include "jfr/recorder/jfrRecorder.hpp"
30#include "jfr/recorder/checkpoint/jfrCheckpointManager.hpp"
31#include "jfr/recorder/repository/jfrEmergencyDump.hpp"
32#include "jfr/recorder/service/jfrOptionSet.hpp"
33#include "jfr/support/jfrThreadLocal.hpp"
34#include "runtime/java.hpp"
35
36bool Jfr::is_enabled() {
37 return JfrRecorder::is_enabled();
38}
39
40bool Jfr::is_disabled() {
41 return JfrRecorder::is_disabled();
42}
43
44bool Jfr::is_recording() {
45 return JfrRecorder::is_recording();
46}
47
48void Jfr::on_vm_init() {
49 if (!JfrRecorder::on_vm_init()) {
50 vm_exit_during_initialization("Failure when starting JFR on_vm_init");
51 }
52}
53
54void Jfr::on_vm_start() {
55 if (!JfrRecorder::on_vm_start()) {
56 vm_exit_during_initialization("Failure when starting JFR on_vm_start");
57 }
58}
59
60void Jfr::on_unloading_classes() {
61 if (JfrRecorder::is_created()) {
62 JfrCheckpointManager::write_type_set_for_unloaded_classes();
63 }
64}
65
66void Jfr::on_thread_start(Thread* t) {
67 JfrThreadLocal::on_start(t);
68}
69
70void Jfr::on_thread_exit(Thread* t) {
71 JfrThreadLocal::on_exit(t);
72}
73
74void Jfr::on_java_thread_dismantle(JavaThread* jt) {
75 if (JfrRecorder::is_recording()) {
76 JfrCheckpointManager::write_thread_checkpoint(jt);
77 }
78}
79
80void Jfr::on_vm_shutdown(bool exception_handler) {
81 if (JfrRecorder::is_recording()) {
82 JfrEmergencyDump::on_vm_shutdown(exception_handler);
83 }
84}
85
86void Jfr::weak_oops_do(BoolObjectClosure* is_alive, OopClosure* f) {
87 LeakProfiler::oops_do(is_alive, f);
88}
89
90bool Jfr::on_flight_recorder_option(const JavaVMOption** option, char* delimiter) {
91 return JfrOptionSet::parse_flight_recorder_option(option, delimiter);
92}
93
94bool Jfr::on_start_flight_recording_option(const JavaVMOption** option, char* delimiter) {
95 return JfrOptionSet::parse_start_flight_recording_option(option, delimiter);
96}
97