X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=liblttng-ust-java-agent%2Fjni%2Fjul%2Flttng_ust_jul.c;h=562da6ba2a42c97e7e2d03b3983897f52c7b8351;hb=c6a5845760ee02e99e5d0609f47706036e257d7f;hp=0e86fbc7c1d0637597df3f84e927f61027da5379;hpb=8286ff50af5ad0b39d191e8f89071a3de7ccbdfa;p=lttng-ust.git diff --git a/liblttng-ust-java-agent/jni/jul/lttng_ust_jul.c b/liblttng-ust-java-agent/jni/jul/lttng_ust_jul.c index 0e86fbc7..562da6ba 100644 --- a/liblttng-ust-java-agent/jni/jul/lttng_ust_jul.c +++ b/liblttng-ust-java-agent/jni/jul/lttng_ust_jul.c @@ -1,4 +1,5 @@ /* + * Copyright (C) 2016 - EfficiOS Inc., Alexandre Montplaisir * Copyright (C) 2011-2012 Mathieu Desnoyers * * This library is free software; you can redistribute it and/or @@ -16,16 +17,17 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "org_lttng_ust_agent_jul_LttngLogHandler.h" +#include "org_lttng_ust_agent_jul_LttngJulApi.h" #define TRACEPOINT_DEFINE #define TRACEPOINT_CREATE_PROBES #include "lttng_ust_jul.h" +#include "../common/lttng_ust_context.h" /* - * Tracepoint used by Java applications using the JUL handler. + * Deprecated function from before the context information was passed. */ -JNIEXPORT void JNICALL Java_org_lttng_ust_agent_jul_LttngLogHandler_tracepoint(JNIEnv *env, +JNIEXPORT void JNICALL Java_org_lttng_ust_agent_jul_LttngJulApi_tracepoint(JNIEnv *env, jobject jobj, jstring msg, jstring logger_name, @@ -49,3 +51,52 @@ JNIEXPORT void JNICALL Java_org_lttng_ust_agent_jul_LttngLogHandler_tracepoint(J (*env)->ReleaseStringUTFChars(env, class_name, class_name_cstr); (*env)->ReleaseStringUTFChars(env, method_name, method_name_cstr); } + +/* + * Tracepoint used by Java applications using the JUL handler. + */ +JNIEXPORT void JNICALL Java_org_lttng_ust_agent_jul_LttngJulApi_tracepointWithContext(JNIEnv *env, + jobject jobj, + jstring msg, + jstring logger_name, + jstring class_name, + jstring method_name, + jlong millis, + jint log_level, + jint thread_id, + jbyteArray context_info_entries, + jbyteArray context_info_strings) +{ + jboolean iscopy; + const char *msg_cstr = (*env)->GetStringUTFChars(env, msg, &iscopy); + const char *logger_name_cstr = (*env)->GetStringUTFChars(env, logger_name, &iscopy); + const char *class_name_cstr = (*env)->GetStringUTFChars(env, class_name, &iscopy); + const char *method_name_cstr = (*env)->GetStringUTFChars(env, method_name, &iscopy); + signed char *context_info_entries_array; + signed char *context_info_strings_array; + + /* + * Write these to the TLS variables, so that the UST callbacks in + * lttng_ust_context.c can access them. + */ + context_info_entries_array = (*env)->GetByteArrayElements(env, context_info_entries, &iscopy); + lttng_ust_context_info_tls.ctx_entries = (struct lttng_ust_jni_ctx_entry *) context_info_entries_array; + lttng_ust_context_info_tls.ctx_entries_len = (*env)->GetArrayLength(env, context_info_entries); + context_info_strings_array = (*env)->GetByteArrayElements(env, context_info_strings, &iscopy); + lttng_ust_context_info_tls.ctx_strings = context_info_strings_array; + lttng_ust_context_info_tls.ctx_strings_len = (*env)->GetArrayLength(env, context_info_strings); + + tracepoint(lttng_jul, event, msg_cstr, logger_name_cstr, + class_name_cstr, method_name_cstr, millis, log_level, thread_id); + + lttng_ust_context_info_tls.ctx_entries = NULL; + lttng_ust_context_info_tls.ctx_entries_len = 0; + lttng_ust_context_info_tls.ctx_strings = NULL; + lttng_ust_context_info_tls.ctx_strings_len = 0; + (*env)->ReleaseStringUTFChars(env, msg, msg_cstr); + (*env)->ReleaseStringUTFChars(env, logger_name, logger_name_cstr); + (*env)->ReleaseStringUTFChars(env, class_name, class_name_cstr); + (*env)->ReleaseStringUTFChars(env, method_name, method_name_cstr); + (*env)->ReleaseByteArrayElements(env, context_info_entries, context_info_entries_array, 0); + (*env)->ReleaseByteArrayElements(env, context_info_strings, context_info_strings_array, 0); +}