1 | /* |
2 | * Copyright (c) 2012, 2019, 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 | #ifndef SHARE_JFR_RECORDER_SERVICE_JFROPTIONSET_HPP |
26 | #define SHARE_JFR_RECORDER_SERVICE_JFROPTIONSET_HPP |
27 | |
28 | #include "jni.h" |
29 | #include "memory/allocation.hpp" |
30 | #include "utilities/exceptions.hpp" |
31 | |
32 | template <typename> |
33 | class GrowableArray; |
34 | |
35 | // |
36 | // Command-line options and defaults |
37 | // |
38 | class JfrOptionSet : public AllStatic { |
39 | friend class JfrRecorder; |
40 | private: |
41 | static jlong _max_chunk_size; |
42 | static jlong _global_buffer_size; |
43 | static jlong _thread_buffer_size; |
44 | static jlong _memory_size; |
45 | static jlong _num_global_buffers; |
46 | static jlong _old_object_queue_size; |
47 | static u4 _stack_depth; |
48 | static jboolean _sample_threads; |
49 | static jboolean _retransform; |
50 | static jboolean _sample_protection; |
51 | |
52 | static bool initialize(Thread* thread); |
53 | static bool configure(TRAPS); |
54 | static bool adjust_memory_options(); |
55 | |
56 | public: |
57 | static jlong max_chunk_size(); |
58 | static void set_max_chunk_size(jlong value); |
59 | static jlong global_buffer_size(); |
60 | static void set_global_buffer_size(jlong value); |
61 | static jlong thread_buffer_size(); |
62 | static void set_thread_buffer_size(jlong value); |
63 | static jlong memory_size(); |
64 | static void set_memory_size(jlong value); |
65 | static jlong num_global_buffers(); |
66 | static void set_num_global_buffers(jlong value); |
67 | static jint old_object_queue_size(); |
68 | static void set_old_object_queue_size(jlong value); |
69 | static u4 stackdepth(); |
70 | static void set_stackdepth(u4 depth); |
71 | static bool sample_threads(); |
72 | static void set_sample_threads(jboolean sample); |
73 | static bool can_retransform(); |
74 | static void set_retransform(jboolean value); |
75 | static bool compressed_integers(); |
76 | static bool allow_retransforms(); |
77 | static bool allow_event_retransforms(); |
78 | static bool sample_protection(); |
79 | DEBUG_ONLY(static void set_sample_protection(jboolean protection);) |
80 | |
81 | static bool parse_flight_recorder_option(const JavaVMOption** option, char* delimiter); |
82 | static bool parse_start_flight_recording_option(const JavaVMOption** option, char* delimiter); |
83 | static const GrowableArray<const char*>* startup_recording_options(); |
84 | static void release_startup_recording_options(); |
85 | }; |
86 | |
87 | #endif // SHARE_JFR_RECORDER_SERVICE_JFROPTIONSET_HPP |
88 | |