+
+JNIEXPORT jdouble JNICALL
+Java_org_simgrid_msg_Host_getCoreNumber(JNIEnv * env,
+ jobject jhost) {
+ msg_host_t host = jhost_get_native(env, jhost);
+
+ if (!host) {
+ jxbt_throw_notbound(env, "host", jhost);
+ return -1;
+ }
+
+ return (jdouble) MSG_host_get_core_number(host);
+}
+