2 * Copyright (C) 2016 - EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com>
3 * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; only
8 * version 2.1 of the License.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #include "org_lttng_ust_agent_log4j_LttngLog4jApi.h"
23 #define TRACEPOINT_DEFINE
24 #define TRACEPOINT_CREATE_PROBES
25 #include "lttng_ust_log4j.h"
26 #include "../common/lttng_ust_context.h"
29 * Deprecated function from before the context information was passed.
31 JNIEXPORT
void JNICALL
Java_org_lttng_ust_agent_log4j_LttngLog4jApi_tracepoint(JNIEnv
*env
,
44 const char *msg_cstr
= (*env
)->GetStringUTFChars(env
, msg
, &iscopy
);
45 const char *logger_name_cstr
= (*env
)->GetStringUTFChars(env
, logger_name
, &iscopy
);
46 const char *class_name_cstr
= (*env
)->GetStringUTFChars(env
, class_name
, &iscopy
);
47 const char *method_name_cstr
= (*env
)->GetStringUTFChars(env
, method_name
, &iscopy
);
48 const char *file_name_cstr
= (*env
)->GetStringUTFChars(env
, file_name
, &iscopy
);
49 const char *thread_name_cstr
= (*env
)->GetStringUTFChars(env
, thread_name
, &iscopy
);
51 tracepoint(lttng_log4j
, event
, msg_cstr
, logger_name_cstr
,
52 class_name_cstr
, method_name_cstr
, file_name_cstr
,
53 line_number
, timestamp
, loglevel
, thread_name_cstr
);
55 (*env
)->ReleaseStringUTFChars(env
, msg
, msg_cstr
);
56 (*env
)->ReleaseStringUTFChars(env
, logger_name
, logger_name_cstr
);
57 (*env
)->ReleaseStringUTFChars(env
, class_name
, class_name_cstr
);
58 (*env
)->ReleaseStringUTFChars(env
, method_name
, method_name_cstr
);
59 (*env
)->ReleaseStringUTFChars(env
, file_name
, file_name_cstr
);
60 (*env
)->ReleaseStringUTFChars(env
, thread_name
, thread_name_cstr
);
64 * Tracepoint used by Java applications using the log4j handler.
66 JNIEXPORT
void JNICALL
Java_org_lttng_ust_agent_log4j_LttngLog4jApi_tracepointWithContext(JNIEnv
*env
,
77 jbyteArray context_info_entries
,
78 jbyteArray context_info_strings
)
81 const char *msg_cstr
= (*env
)->GetStringUTFChars(env
, msg
, &iscopy
);
82 const char *logger_name_cstr
= (*env
)->GetStringUTFChars(env
, logger_name
, &iscopy
);
83 const char *class_name_cstr
= (*env
)->GetStringUTFChars(env
, class_name
, &iscopy
);
84 const char *method_name_cstr
= (*env
)->GetStringUTFChars(env
, method_name
, &iscopy
);
85 const char *file_name_cstr
= (*env
)->GetStringUTFChars(env
, file_name
, &iscopy
);
86 const char *thread_name_cstr
= (*env
)->GetStringUTFChars(env
, thread_name
, &iscopy
);
87 signed char *context_info_entries_array
;
88 signed char *context_info_strings_array
;
91 * Write these to the TLS variables, so that the UST callbacks in
92 * lttng_ust_context.c can access them.
94 context_info_entries_array
= (*env
)->GetByteArrayElements(env
, context_info_entries
, &iscopy
);
95 lttng_ust_context_info_tls
.ctx_entries
= (struct lttng_ust_jni_ctx_entry
*) context_info_entries_array
;
96 lttng_ust_context_info_tls
.ctx_entries_len
= (*env
)->GetArrayLength(env
, context_info_entries
);
97 context_info_strings_array
= (*env
)->GetByteArrayElements(env
, context_info_strings
, &iscopy
);
98 lttng_ust_context_info_tls
.ctx_strings
= context_info_strings_array
;
99 lttng_ust_context_info_tls
.ctx_strings_len
= (*env
)->GetArrayLength(env
, context_info_strings
);
101 tracepoint(lttng_log4j
, event
, msg_cstr
, logger_name_cstr
,
102 class_name_cstr
, method_name_cstr
, file_name_cstr
,
103 line_number
, timestamp
, loglevel
, thread_name_cstr
);
105 lttng_ust_context_info_tls
.ctx_entries
= NULL
;
106 lttng_ust_context_info_tls
.ctx_entries_len
= 0;
107 lttng_ust_context_info_tls
.ctx_strings
= NULL
;
108 lttng_ust_context_info_tls
.ctx_strings_len
= 0;
109 (*env
)->ReleaseStringUTFChars(env
, msg
, msg_cstr
);
110 (*env
)->ReleaseStringUTFChars(env
, logger_name
, logger_name_cstr
);
111 (*env
)->ReleaseStringUTFChars(env
, class_name
, class_name_cstr
);
112 (*env
)->ReleaseStringUTFChars(env
, method_name
, method_name_cstr
);
113 (*env
)->ReleaseStringUTFChars(env
, file_name
, file_name_cstr
);
114 (*env
)->ReleaseStringUTFChars(env
, thread_name
, thread_name_cstr
);
115 (*env
)->ReleaseByteArrayElements(env
, context_info_entries
, context_info_entries_array
, 0);
116 (*env
)->ReleaseByteArrayElements(env
, context_info_strings
, context_info_strings_array
, 0);