2 * SPDX-License-Identifier: LGPL-2.1-only
4 * Copyright (C) 2016 EfficiOS Inc.
5 * Copyright (C) 2016 Alexandre Montplaisir <alexmonthy@efficios.com>
6 * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
10 #include "org_lttng_ust_agent_log4j_LttngLog4jApi.h"
11 #include "lttng_ust_log4j_tp.h"
12 #include "../common/lttng_ust_context.h"
15 * Deprecated function from before the context information was passed.
17 JNIEXPORT
void JNICALL
Java_org_lttng_ust_agent_log4j_LttngLog4jApi_tracepoint(JNIEnv
*env
,
18 jobject jobj
__attribute__((unused
)),
30 const char *msg_cstr
= (*env
)->GetStringUTFChars(env
, msg
, &iscopy
);
31 const char *logger_name_cstr
= (*env
)->GetStringUTFChars(env
, logger_name
, &iscopy
);
32 const char *class_name_cstr
= (*env
)->GetStringUTFChars(env
, class_name
, &iscopy
);
33 const char *method_name_cstr
= (*env
)->GetStringUTFChars(env
, method_name
, &iscopy
);
34 const char *file_name_cstr
= (*env
)->GetStringUTFChars(env
, file_name
, &iscopy
);
35 const char *thread_name_cstr
= (*env
)->GetStringUTFChars(env
, thread_name
, &iscopy
);
37 lttng_ust_tracepoint(lttng_log4j
, event
, msg_cstr
, logger_name_cstr
,
38 class_name_cstr
, method_name_cstr
, file_name_cstr
,
39 line_number
, timestamp
, loglevel
, thread_name_cstr
);
41 (*env
)->ReleaseStringUTFChars(env
, msg
, msg_cstr
);
42 (*env
)->ReleaseStringUTFChars(env
, logger_name
, logger_name_cstr
);
43 (*env
)->ReleaseStringUTFChars(env
, class_name
, class_name_cstr
);
44 (*env
)->ReleaseStringUTFChars(env
, method_name
, method_name_cstr
);
45 (*env
)->ReleaseStringUTFChars(env
, file_name
, file_name_cstr
);
46 (*env
)->ReleaseStringUTFChars(env
, thread_name
, thread_name_cstr
);
50 * Tracepoint used by Java applications using the log4j handler.
52 JNIEXPORT
void JNICALL
Java_org_lttng_ust_agent_log4j_LttngLog4jApi_tracepointWithContext(JNIEnv
*env
,
53 jobject jobj
__attribute__((unused
)),
63 jbyteArray context_info_entries
,
64 jbyteArray context_info_strings
)
67 const char *msg_cstr
= (*env
)->GetStringUTFChars(env
, msg
, &iscopy
);
68 const char *logger_name_cstr
= (*env
)->GetStringUTFChars(env
, logger_name
, &iscopy
);
69 const char *class_name_cstr
= (*env
)->GetStringUTFChars(env
, class_name
, &iscopy
);
70 const char *method_name_cstr
= (*env
)->GetStringUTFChars(env
, method_name
, &iscopy
);
71 const char *file_name_cstr
= (*env
)->GetStringUTFChars(env
, file_name
, &iscopy
);
72 const char *thread_name_cstr
= (*env
)->GetStringUTFChars(env
, thread_name
, &iscopy
);
73 signed char *context_info_entries_array
;
74 signed char *context_info_strings_array
;
77 * Write these to the TLS variables, so that the UST callbacks in
78 * lttng_ust_context.c can access them.
80 context_info_entries_array
= (*env
)->GetByteArrayElements(env
, context_info_entries
, &iscopy
);
81 lttng_ust_context_info_tls
.ctx_entries
= (struct lttng_ust_jni_ctx_entry
*) context_info_entries_array
;
82 lttng_ust_context_info_tls
.ctx_entries_len
= (*env
)->GetArrayLength(env
, context_info_entries
);
83 context_info_strings_array
= (*env
)->GetByteArrayElements(env
, context_info_strings
, &iscopy
);
84 lttng_ust_context_info_tls
.ctx_strings
= context_info_strings_array
;
85 lttng_ust_context_info_tls
.ctx_strings_len
= (*env
)->GetArrayLength(env
, context_info_strings
);
87 lttng_ust_tracepoint(lttng_log4j
, event
, msg_cstr
, logger_name_cstr
,
88 class_name_cstr
, method_name_cstr
, file_name_cstr
,
89 line_number
, timestamp
, loglevel
, thread_name_cstr
);
91 lttng_ust_context_info_tls
.ctx_entries
= NULL
;
92 lttng_ust_context_info_tls
.ctx_entries_len
= 0;
93 lttng_ust_context_info_tls
.ctx_strings
= NULL
;
94 lttng_ust_context_info_tls
.ctx_strings_len
= 0;
95 (*env
)->ReleaseStringUTFChars(env
, msg
, msg_cstr
);
96 (*env
)->ReleaseStringUTFChars(env
, logger_name
, logger_name_cstr
);
97 (*env
)->ReleaseStringUTFChars(env
, class_name
, class_name_cstr
);
98 (*env
)->ReleaseStringUTFChars(env
, method_name
, method_name_cstr
);
99 (*env
)->ReleaseStringUTFChars(env
, file_name
, file_name_cstr
);
100 (*env
)->ReleaseStringUTFChars(env
, thread_name
, thread_name_cstr
);
101 (*env
)->ReleaseByteArrayElements(env
, context_info_entries
, context_info_entries_array
, 0);
102 (*env
)->ReleaseByteArrayElements(env
, context_info_strings
, context_info_strings_array
, 0);