liblttng-ust-java-agent/jni/log4j/lttng_ust_log4j.c

   1 /*
   2  * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; only
   7  * version 2.1 of the License.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17  */
  18
  19 #include "org_lttng_ust_agent_log4j_LTTngLogAppender.h"
  20
  21 #define TRACEPOINT_DEFINE
  22 #define TRACEPOINT_CREATE_PROBES
  23 #include "lttng_ust_log4j.h"
  24
  25 /*
  26  * System tracepoint meaning only root agent will fire this.
  27  */
  28 JNIEXPORT void JNICALL Java_org_lttng_ust_agent_log4j_LTTngLogAppender_tracepointS(JNIEnv *env,
  29                                                 jobject jobj,
  30                                                 jstring msg,
  31                                                 jstring logger_name,
  32                                                 jstring class_name,
  33                                                 jstring method_name,
  34                                                 jstring file_name,
  35                                                 jint line_number,
  36                                                 jlong timestamp,
  37                                                 jint loglevel,
  38                                                 jstring thread_name)
  39 {
  40         jboolean iscopy;
  41         const char *msg_cstr = (*env)->GetStringUTFChars(env, msg, &iscopy);
  42         const char *logger_name_cstr = (*env)->GetStringUTFChars(env, logger_name, &iscopy);
  43         const char *class_name_cstr = (*env)->GetStringUTFChars(env, class_name, &iscopy);
  44         const char *method_name_cstr = (*env)->GetStringUTFChars(env, method_name, &iscopy);
  45         const char *file_name_cstr = (*env)->GetStringUTFChars(env, file_name, &iscopy);
  46         const char *thread_name_cstr = (*env)->GetStringUTFChars(env, thread_name, &iscopy);
  47
  48         tracepoint(lttng_log4j, sys_event, msg_cstr, logger_name_cstr,
  49                    class_name_cstr, method_name_cstr, file_name_cstr,
  50                    line_number, timestamp, loglevel, thread_name_cstr);
  51
  52         (*env)->ReleaseStringUTFChars(env, msg, msg_cstr);
  53         (*env)->ReleaseStringUTFChars(env, logger_name, logger_name_cstr);
  54         (*env)->ReleaseStringUTFChars(env, class_name, class_name_cstr);
  55         (*env)->ReleaseStringUTFChars(env, method_name, method_name_cstr);
  56         (*env)->ReleaseStringUTFChars(env, file_name, file_name_cstr);
  57         (*env)->ReleaseStringUTFChars(env, thread_name, thread_name_cstr);
  58 }
  59
  60 /*
  61  * User tracepoint meaning only a non root agent will fire this.
  62  */
  63 JNIEXPORT void JNICALL Java_org_lttng_ust_agent_log4j_LTTngLogAppender_tracepointU(JNIEnv *env,
  64                                                 jobject jobj,
  65                                                 jstring msg,
  66                                                 jstring logger_name,
  67                                                 jstring class_name,
  68                                                 jstring method_name,
  69                                                 jstring file_name,
  70                                                 jint line_number,
  71                                                 jlong timestamp,
  72                                                 jint loglevel,
  73                                                 jstring thread_name)
  74 {
  75         jboolean iscopy;
  76         const char *msg_cstr = (*env)->GetStringUTFChars(env, msg, &iscopy);
  77         const char *logger_name_cstr = (*env)->GetStringUTFChars(env, logger_name, &iscopy);
  78         const char *class_name_cstr = (*env)->GetStringUTFChars(env, class_name, &iscopy);
  79         const char *method_name_cstr = (*env)->GetStringUTFChars(env, method_name, &iscopy);
  80         const char *file_name_cstr = (*env)->GetStringUTFChars(env, file_name, &iscopy);
  81         const char *thread_name_cstr = (*env)->GetStringUTFChars(env, thread_name, &iscopy);
  82
  83         tracepoint(lttng_log4j, user_event, msg_cstr, logger_name_cstr,
  84                    class_name_cstr, method_name_cstr, file_name_cstr,
  85                    line_number, timestamp, loglevel, thread_name_cstr);
  86
  87         (*env)->ReleaseStringUTFChars(env, msg, msg_cstr);
  88         (*env)->ReleaseStringUTFChars(env, logger_name, logger_name_cstr);
  89         (*env)->ReleaseStringUTFChars(env, class_name, class_name_cstr);
  90         (*env)->ReleaseStringUTFChars(env, method_name, method_name_cstr);
  91         (*env)->ReleaseStringUTFChars(env, file_name, file_name_cstr);
  92         (*env)->ReleaseStringUTFChars(env, thread_name, thread_name_cstr);
  93 }