Commit | Line | Data |
---|---|---|
43e5396b DG |
1 | /* |
2 | * Copyright (C) 2013 - David Goulet <dgoulet@efficios.com> | |
3 | * | |
4 | * This library is free software; you can redistribute it and/or modify it | |
5 | * under the terms of the GNU Lesser General Public License, version 2.1 only, | |
6 | * as published by the Free Software Foundation. | |
7 | * | |
8 | * This library is distributed in the hope that it will be useful, but WITHOUT | |
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License | |
11 | * for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU Lesser General Public License | |
14 | * along with this library; if not, write to the Free Software Foundation, | |
15 | * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
16 | */ | |
17 | ||
18 | package org.lttng.ust.jul; | |
19 | ||
20 | import java.lang.String; | |
21 | import java.util.logging.Handler; | |
22 | import java.util.logging.LogRecord; | |
23 | import java.util.logging.LogManager; | |
a15440fd DG |
24 | import java.util.logging.Level; |
25 | import java.util.HashMap; | |
43e5396b DG |
26 | |
27 | import org.lttng.ust.jul.LTTngUst; | |
28 | ||
a15440fd DG |
29 | /* Note: This is taken from the LTTng tools ABI. */ |
30 | class LTTngLogLevelABI { | |
31 | /* Loglevel type. */ | |
32 | public static final int LOGLEVEL_TYPE_ALL = 0; | |
33 | public static final int LOGLEVEL_TYPE_RANGE = 1; | |
34 | public static final int LOGLEVEL_TYPE_SINGLE = 2; | |
35 | } | |
36 | ||
43e5396b | 37 | public class LTTngLogHandler extends Handler { |
5b5ffa03 DG |
38 | /* |
39 | * Indicate if the enable all event has been seen and if yes logger that we | |
40 | * enabled should use the loglevel/type below. | |
41 | */ | |
42 | public int logLevelUseAll = 0; | |
43 | public int logLevelAll = 0; | |
44 | public int logLevelTypeAll; | |
45 | ||
9aabed2d DG |
46 | /* Am I a root Log Handler. */ |
47 | public int is_root = 0; | |
48 | ||
43e5396b DG |
49 | public LogManager logManager; |
50 | ||
5b5ffa03 DG |
51 | /* Indexed by name and corresponding LTTngEvent. */ |
52 | private HashMap<String, LTTngEvent> eventMap = | |
53 | new HashMap<String, LTTngEvent>(); | |
a15440fd | 54 | |
43e5396b DG |
55 | public LTTngLogHandler(LogManager logManager) { |
56 | super(); | |
57 | ||
58 | this.logManager = logManager; | |
59 | ||
60 | /* Initialize LTTng UST tracer. */ | |
61 | LTTngUst.init(); | |
62 | } | |
63 | ||
5b5ffa03 DG |
64 | public void setEvent(LTTngEvent event) { |
65 | eventMap.put(event.name, event); | |
a15440fd DG |
66 | } |
67 | ||
43e5396b DG |
68 | @Override |
69 | public void close() throws SecurityException {} | |
70 | ||
71 | @Override | |
72 | public void flush() {} | |
73 | ||
74 | @Override | |
75 | public void publish(LogRecord record) { | |
a15440fd | 76 | int fire_tp = 0, rec_log_level, ev_type, ev_log_level; |
5b5ffa03 | 77 | LTTngEvent event; |
a15440fd | 78 | LTTngLogLevel lttngLogLevel; |
5b5ffa03 | 79 | String logger_name = record.getLoggerName(); |
a15440fd | 80 | |
5b5ffa03 DG |
81 | /* Get back the event if any and check for loglevel. */ |
82 | event = eventMap.get(logger_name); | |
83 | if (event != null) { | |
a15440fd | 84 | rec_log_level = record.getLevel().intValue(); |
5b5ffa03 DG |
85 | ev_log_level = event.logLevel.level; |
86 | ev_type = event.logLevel.type; | |
a15440fd DG |
87 | |
88 | switch (ev_type) { | |
89 | case LTTngLogLevelABI.LOGLEVEL_TYPE_RANGE: | |
90 | if (ev_log_level <= rec_log_level) { | |
91 | fire_tp = 1; | |
92 | } | |
93 | break; | |
94 | case LTTngLogLevelABI.LOGLEVEL_TYPE_SINGLE: | |
95 | if (ev_log_level == rec_log_level) { | |
96 | fire_tp = 1; | |
97 | } | |
98 | break; | |
99 | case LTTngLogLevelABI.LOGLEVEL_TYPE_ALL: | |
100 | fire_tp = 1; | |
101 | break; | |
102 | } | |
103 | } else { | |
104 | /* No loglevel attached thus fire tracepoint. */ | |
105 | fire_tp = 1; | |
106 | } | |
107 | ||
108 | if (fire_tp == 0) { | |
109 | return; | |
110 | } | |
111 | ||
43e5396b DG |
112 | /* |
113 | * Specific tracepoing designed for JUL events. The source class of the | |
114 | * caller is used for the event name, the raw message is taken, the | |
115 | * loglevel of the record and the thread ID. | |
116 | */ | |
9aabed2d DG |
117 | if (this.is_root == 1) { |
118 | LTTngUst.tracepointS(record.getMessage(), | |
119 | record.getLoggerName(), record.getSourceClassName(), | |
120 | record.getSourceMethodName(), record.getMillis(), | |
121 | record.getLevel().intValue(), record.getThreadID()); | |
122 | } else { | |
123 | LTTngUst.tracepointU(record.getMessage(), | |
124 | record.getLoggerName(), record.getSourceClassName(), | |
125 | record.getSourceMethodName(), record.getMillis(), | |
126 | record.getLevel().intValue(), record.getThreadID()); | |
127 | } | |
43e5396b DG |
128 | } |
129 | } |