Mon, 12 Aug 2019 18:30:40 +0300
8223147: JFR Backport
8199712: Flight Recorder
8203346: JFR: Inconsistent signature of jfr_add_string_constant
8195817: JFR.stop should require name of recording
8195818: JFR.start should increase autogenerated name by one
8195819: Remove recording=x from jcmd JFR.check output
8203921: JFR thread sampling is missing fixes from JDK-8194552
8203929: Limit amount of data for JFR.dump
8203664: JFR start failure after AppCDS archive created with JFR StartFlightRecording
8003209: JFR events for network utilization
8207392: [PPC64] Implement JFR profiling
8202835: jfr/event/os/TestSystemProcess.java fails on missing events
Summary: Backport JFR from JDK11. Initial integration
Reviewed-by: neugens
1 /*
2 * Copyright (c) 2003, 2013, 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 */
25 #ifndef SHARE_VM_PRIMS_JVMTIEXTENSIONS_HPP
26 #define SHARE_VM_PRIMS_JVMTIEXTENSIONS_HPP
28 #include "jvmtifiles/jvmti.h"
29 #include "jvmtifiles/jvmtiEnv.hpp"
30 #include "memory/allocation.hpp"
32 // JvmtiExtensions
33 //
34 // Maintains the list of extension functions and events in this JVMTI
35 // implementation. The list of functions and events can be obtained by
36 // the profiler using the JVMTI GetExtensionFunctions and
37 // GetExtensionEvents functions.
39 class JvmtiExtensions : public AllStatic {
40 private:
41 static GrowableArray<jvmtiExtensionFunctionInfo*>* _ext_functions;
42 static GrowableArray<jvmtiExtensionEventInfo*>* _ext_events;
44 public:
45 // register extensions function
46 static void register_extensions();
48 // returns the list of extension functions
49 static jvmtiError get_functions(JvmtiEnv* env, jint* extension_count_ptr,
50 jvmtiExtensionFunctionInfo** extensions);
52 // returns the list of extension events
53 static jvmtiError get_events(JvmtiEnv* env, jint* extension_count_ptr,
54 jvmtiExtensionEventInfo** extensions);
56 // sets the callback function for an extension event and enables the event
57 static jvmtiError set_event_callback(JvmtiEnv* env, jint extension_event_index,
58 jvmtiExtensionEvent callback);
59 };
61 #endif // SHARE_VM_PRIMS_JVMTIEXTENSIONS_HPP