Merge branch 'master' of git://git.dorsal.polymtl.ca/git/liblttngtrace

[lttv.git] / ltt / jni_interface.c

diff --git a/ltt/jni_interface.c b/ltt/jni_interface.c
index aac5a21045be5a4d98b087082ee988f675a9d706..255f3227704b669e869190b1c9b531f3e3d5361c 100644 (file)
--- a/ltt/jni_interface.c
+++ b/ltt/jni_interface.c
@@ -104,6 +104,26 @@ JNIEXPORT void JNICALL Java_org_eclipse_linuxtools_lttng_jni_Jni_1C_1Common_ltt_
         
         (*env)->ReleaseStringUTFChars(env, new_string, c_msg);
 }
+
+/* Method to obtain a trace version number from its path */
+JNIEXPORT void JNICALL Java_org_eclipse_linuxtools_lttng_jni_factory_JniTraceVersion_ltt_1getTraceVersion(JNIEnv *env, jobject jobj, jstring tracepath) {
+
+        const gchar *c_pathname = (*env)->GetStringUTFChars(env, tracepath, 0);
+        jint tmpMajorNumber = 0;
+        jint tmpMinorNumber = 0;
+
+        jclass accessClass = (*env)->GetObjectClass(env, jobj);
+        jmethodID accessFunction = (*env)->GetMethodID(env, accessClass, "setTraceVersionFromC", "(II)V");
+
+        struct LttTraceVersion version_number;
+
+        if ( ltt_get_trace_version(c_pathname, &version_number) >= 0) {
+                tmpMajorNumber = version_number.ltt_major_version;
+                tmpMinorNumber = version_number.ltt_minor_version;
+        }
+
+        (*env)->CallVoidMethod(env, jobj, accessFunction, tmpMajorNumber, tmpMinorNumber );
+}
 /* 
 #
 #### */