JNIEXPORT jobject JNICALL Java_org_simgrid_msg_As_getProperty(JNIEnv *env, jobject jas, jobject jname) {
simgrid::s4u::NetZone* as = jnetzone_get_native(env, jas);
JNIEXPORT jobject JNICALL Java_org_simgrid_msg_As_getProperty(JNIEnv *env, jobject jas, jobject jname) {
simgrid::s4u::NetZone* as = jnetzone_get_native(env, jas);