+
+static void msg_task_cancel_on_failed_dsend(void*t) {
+ m_task_t task = t;
+ JNIEnv *env =get_current_thread_env();
+ jobject jtask_global = MSG_task_get_data(task);
+
+ /* Destroy the global ref so that the JVM can free the stuff */
+ (*env)->DeleteGlobalRef(env, jtask_global);
+ MSG_task_set_data(task, NULL);
+ MSG_task_destroy(task);
+}
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Task_dsend(JNIEnv * env, jobject jtask,
+ jstring jalias) {
+
+ const char *alias = (*env)->GetStringUTFChars(env, jalias, 0);
+
+ m_task_t task = jtask_to_native_task(jtask, env);
+
+
+ if (!task) {
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+ jxbt_throw_notbound(env, "task", jtask);
+ return;
+ }
+
+ /* Pass a global ref to the Jtask into the Ctask so that the receiver can use it */
+ MSG_task_set_data(task, (void *) (*env)->NewGlobalRef(env, jtask));
+ MSG_task_dsend(task, alias, msg_task_cancel_on_failed_dsend);
+
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+}
+
+JNIEXPORT jboolean JNICALL
+Java_org_simgrid_msg_Task_listen(JNIEnv * env, jclass cls,
+ jstring jalias) {
+
+ const char *alias;
+ int rv;
+
+ alias = (*env)->GetStringUTFChars(env, jalias, 0);
+
+ rv = MSG_task_listen(alias);
+
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+
+ return (jboolean) rv;
+}
+
+JNIEXPORT jint JNICALL
+Java_org_simgrid_msg_Task_listenFromHost(JNIEnv * env, jclass cls,
+ jstring jalias,
+ jobject jhost) {
+ int rv;
+ const char *alias;
+
+ m_host_t host = jhost_get_native(env, jhost);
+
+ if (!host) {
+ jxbt_throw_notbound(env, "host", jhost);
+ return -1;
+ }
+ alias = (*env)->GetStringUTFChars(env, jalias, 0);
+
+ rv = MSG_task_listen_from_host(alias, host);
+
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+
+ return (jint) rv;
+}
+
+
+JNIEXPORT jint JNICALL
+Java_org_simgrid_msg_Task_listenFrom(JNIEnv * env, jclass cls,
+ jstring jalias) {
+
+ int rv;
+ const char *alias = (*env)->GetStringUTFChars(env, jalias, 0);
+
+ rv = MSG_task_listen_from(alias);
+
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+
+ return (jint) rv;
+}