4 * Copyright 2006,2007 Martin Quinson, Malek Cherier All right reserved.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the license (GNU LGPL) which comes with this package.
9 * This contains the implementation of the wrapper functions used to interface
10 * the java object with the native functions of the MSG API.
13 #include "msg/private.h"
14 #include "simix/private.h"
15 #include "simix/smx_context_java.h"
17 #include "jmsg_process.h"
18 #include "jmsg_host.h"
19 #include "jmsg_task.h"
20 #include "jmsg_application_handler.h"
21 #include "jxbt_utilities.h"
24 #include "msg/mailbox.h"
25 #include "surf/surfxml_parse.h"
27 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg);
29 static JavaVM *__java_vm = NULL;
31 static jobject native_to_java_process(m_process_t process);
33 JavaVM *get_java_VM(void)
38 JNIEnv *get_current_thread_env(void)
42 (*__java_vm)->AttachCurrentThread(__java_vm, (void **) &env, NULL);
47 static jobject native_to_java_process(m_process_t process)
49 return ((smx_ctx_java_t)
50 (process->simdata->s_process->context))->jprocess;
54 * The MSG process connected functions implementation.
57 JNIEXPORT void JNICALL
58 Java_simgrid_msg_MsgNative_processCreate(JNIEnv * env, jclass cls,
59 jobject jprocess_arg, jobject jhost)
61 jobject jprocess; /* the global reference to the java process instance */
62 jstring jname; /* the name of the java process instance */
63 const char *name; /* the C name of the process */
64 m_process_t process; /* the native process to create */
65 char alias[MAX_ALIAS_NAME + 1] = { 0 };
66 msg_mailbox_t mailbox;
69 ("Java_simgrid_msg_MsgNative_processCreate(env=%p,cls=%p,jproc=%p,jhost=%p)",
70 env, cls, jprocess_arg, jhost);
71 /* get the name of the java process */
72 jname = jprocess_get_name(jprocess_arg, env);
77 ("Internal error: Process name cannot be NULL"));
81 /* allocate the data of the simulation */
82 process = xbt_new0(s_m_process_t, 1);
83 process->simdata = xbt_new0(s_simdata_process_t, 1);
85 /* create a global java process instance */
86 jprocess = jprocess_new_global_ref(jprocess_arg, env);
89 free(process->simdata);
91 jxbt_throw_jni(env, "Can't get a global ref to the java process");
95 /* bind the java process instance to the native process */
96 jprocess_bind(jprocess, process, env);
98 /* build the C name of the process */
99 name = (*env)->GetStringUTFChars(env, jname, 0);
100 process->name = xbt_strdup(name);
101 (*env)->ReleaseStringUTFChars(env, jname, name);
103 process->simdata->m_host = jhost_get_native(env, jhost);
106 if (!(process->simdata->m_host)) { /* not binded */
107 free(process->simdata);
110 jxbt_throw_notbound(env, "host", jhost);
113 process->simdata->PID = msg_global->PID++;
115 /* create a new context */
117 ("fill in process %s/%s (pid=%d) %p (sd=%p, host=%p, host->sd=%p); env=%p",
118 process->name, process->simdata->m_host->name, process->simdata->PID,
119 process, process->simdata, process->simdata->m_host,
120 process->simdata->m_host->simdata, env);
122 process->simdata->s_process =
123 SIMIX_process_create(process->name, (xbt_main_func_t)jprocess,
124 /*data */ (void *) process,
125 process->simdata->m_host->simdata->smx_host->name,
128 DEBUG1("context created (s_process=%p)", process->simdata->s_process);
131 if (SIMIX_process_self()) { /* someone created me */
132 process->simdata->PPID = MSG_process_get_PID(SIMIX_process_self()->data);
134 process->simdata->PPID = -1;
137 process->simdata->last_errno = MSG_OK;
139 /* add the process to the list of the processes of the simulation */
140 xbt_fifo_unshift(msg_global->process_list, process);
142 sprintf(alias, "%s:%s", (process->simdata->m_host->simdata->smx_host)->name,
145 mailbox = MSG_mailbox_new(alias);
149 JNIEXPORT void JNICALL
150 Java_simgrid_msg_MsgNative_processSuspend(JNIEnv * env, jclass cls,
153 m_process_t process = jprocess_to_native_process(jprocess, env);
156 jxbt_throw_notbound(env, "process", jprocess);
160 /* try to suspend the process */
161 MSG_error_t rv = MSG_process_suspend(process);
163 jxbt_check_res("MSG_process_suspend()",rv,MSG_OK,
164 bprintf("unexpected error , please report this bug"));
168 JNIEXPORT void JNICALL
169 Java_simgrid_msg_MsgNative_processResume(JNIEnv * env, jclass cls,
172 m_process_t process = jprocess_to_native_process(jprocess, env);
175 jxbt_throw_notbound(env,"process", jprocess);
179 /* try to resume the process */
180 MSG_error_t rv = MSG_process_resume(process);
182 jxbt_check_res("MSG_process_resume()",rv,MSG_OK,
183 bprintf("unexpected error , please report this bug"));
186 JNIEXPORT jboolean JNICALL
187 Java_simgrid_msg_MsgNative_processIsSuspended(JNIEnv * env, jclass cls,
190 m_process_t process = jprocess_to_native_process(jprocess, env);
193 jxbt_throw_notbound(env, "process", jprocess);
197 /* true is the process is suspended, false otherwise */
198 return (jboolean) MSG_process_is_suspended(process);
201 JNIEXPORT void JNICALL
202 Java_simgrid_msg_MsgNative_processKill(JNIEnv * env, jclass cls,
205 /* get the native instances from the java ones */
206 m_process_t process = jprocess_to_native_process(jprocess, env);
209 jxbt_throw_notbound(env, "process", jprocess);
213 /* delete the global reference */
214 jprocess_delete_global_ref(native_to_java_process(process), env);
216 /* kill the native process (this wrapper is call by the destructor of the java
219 MSG_process_kill(process);
222 JNIEXPORT jobject JNICALL
223 Java_simgrid_msg_MsgNative_processGetHost(JNIEnv * env, jclass cls,
226 /* get the native instances from the java ones */
227 m_process_t process = jprocess_to_native_process(jprocess, env);
231 jxbt_throw_notbound(env, "process", jprocess);
235 host = MSG_process_get_host(process);
238 jxbt_throw_jni(env, "MSG_process_get_host() failed");
242 /* return the global reference to the java host instance */
243 return (jobject) host->data;
247 JNIEXPORT jobject JNICALL
248 Java_simgrid_msg_MsgNative_processFromPID(JNIEnv * env, jclass cls, jint PID)
250 m_process_t process = MSG_process_from_PID(PID);
253 jxbt_throw_process_not_found(env, bprintf("PID = %d", PID));
257 if (!native_to_java_process(process)) {
258 jxbt_throw_native(env, xbt_strdup("SIMIX_process_get_jprocess() failed"));
262 return (jobject) (native_to_java_process(process));
266 JNIEXPORT jint JNICALL
267 Java_simgrid_msg_MsgNative_processGetPID(JNIEnv * env, jclass cls,
270 m_process_t process = jprocess_to_native_process(jprocess, env);
273 jxbt_throw_notbound(env, "process", jprocess);
277 return (jint) MSG_process_get_PID(process);
281 JNIEXPORT jint JNICALL
282 Java_simgrid_msg_MsgNative_processGetPPID(JNIEnv * env, jclass cls,
285 m_process_t process = jprocess_to_native_process(jprocess, env);
288 jxbt_throw_notbound(env, "process", jprocess);
292 return (jint) MSG_process_get_PPID(process);
295 JNIEXPORT jobject JNICALL
296 Java_simgrid_msg_MsgNative_processSelf(JNIEnv * env, jclass cls)
298 m_process_t process = MSG_process_self();
302 jxbt_throw_native(env, xbt_strdup("MSG_process_self() failed"));
306 jprocess = native_to_java_process(process);
309 jxbt_throw_native(env, xbt_strdup("SIMIX_process_get_jprocess() failed"));
314 JNIEXPORT void JNICALL
315 Java_simgrid_msg_MsgNative_processChangeHost(JNIEnv * env, jclass cls,
318 m_host_t host = jhost_get_native(env, jhost);
321 jxbt_throw_notbound(env, "host", jhost);
325 /* try to change the host of the process */
326 if (MSG_OK != MSG_process_change_host(host))
327 jxbt_throw_native(env, xbt_strdup("MSG_process_change_host() failed"));
330 JNIEXPORT void JNICALL
331 Java_simgrid_msg_MsgNative_processWaitFor(JNIEnv * env, jclass cls,
334 MSG_error_t rv= MSG_process_sleep((double) seconds);
336 jxbt_check_res("MSG_process_sleep()",rv, MSG_HOST_FAILURE,
337 bprintf("while process was waiting for %f seconds",(double)seconds));
342 /***************************************************************************************
343 * The MSG host connected functions implementation. *
344 ***************************************************************************************/
346 JNIEXPORT jobject JNICALL
347 Java_simgrid_msg_MsgNative_hostGetByName(JNIEnv * env, jclass cls,
350 m_host_t host; /* native host */
351 jobject jhost; /* global reference to the java host instance returned */
353 /* get the C string from the java string */
354 const char *name = (*env)->GetStringUTFChars(env, jname, 0);
356 /* get the host by name (the hosts are created during the grid resolution) */
357 host = MSG_get_host_by_name(name);
358 DEBUG2("MSG gave %p as native host (simdata=%p)", host, host->simdata);
360 (*env)->ReleaseStringUTFChars(env, jname, name);
362 if (!host) { /* invalid name */
363 jxbt_throw_host_not_found(env, name);
367 if (!host->data) { /* native host not associated yet with java host */
369 /* instanciate a new java host */
370 jhost = jhost_new_instance(env);
373 jxbt_throw_jni(env, "java host instantiation failed");
377 /* get a global reference to the newly created host */
378 jhost = jhost_ref(env, jhost);
381 jxbt_throw_jni(env, "new global ref allocation failed");
385 /* bind the java host and the native host */
386 jhost_bind(jhost, host, env);
388 /* the native host data field is set with the global reference to the
389 * java host returned by this function
391 host->data = (void *) jhost;
394 /* return the global reference to the java host instance */
395 return (jobject) host->data;
398 JNIEXPORT jstring JNICALL
399 Java_simgrid_msg_MsgNative_hostGetName(JNIEnv * env, jclass cls,
402 m_host_t host = jhost_get_native(env, jhost);
405 jxbt_throw_notbound(env, "host", jhost);
409 return (*env)->NewStringUTF(env, host->name);
412 JNIEXPORT jint JNICALL
413 Java_simgrid_msg_MsgNative_hostGetNumber(JNIEnv * env, jclass cls)
415 return (jint) MSG_get_host_number();
418 JNIEXPORT jobject JNICALL
419 Java_simgrid_msg_MsgNative_hostSelf(JNIEnv * env, jclass cls)
423 m_host_t host = MSG_host_self();
426 /* the native host not yet associated with the java host instance */
428 /* instanciate a new java host instance */
429 jhost = jhost_new_instance(env);
432 jxbt_throw_jni(env, "java host instantiation failed");
436 /* get a global reference to the newly created host */
437 jhost = jhost_ref(env, jhost);
440 jxbt_throw_jni(env, "global ref allocation failed");
444 /* Bind & store it */
445 jhost_bind(jhost, host, env);
446 host->data = (void *) jhost;
448 jhost = (jobject) host->data;
454 JNIEXPORT jdouble JNICALL
455 Java_simgrid_msg_MsgNative_hostGetSpeed(JNIEnv * env, jclass cls,
458 m_host_t host = jhost_get_native(env, jhost);
461 jxbt_throw_notbound(env, "host", jhost);
465 return (jdouble) MSG_get_host_speed(host);
468 JNIEXPORT jint JNICALL
469 Java_simgrid_msg_MsgNative_hostGetLoad(JNIEnv * env, jclass cls,
472 m_host_t host = jhost_get_native(env, jhost);
475 jxbt_throw_notbound(env, "host", jhost);
479 return (jint) MSG_get_host_msgload(host);
483 JNIEXPORT jboolean JNICALL
484 Java_simgrid_msg_MsgNative_hostIsAvail(JNIEnv * env, jclass cls,
487 m_host_t host = jhost_get_native(env, jhost);
490 jxbt_throw_notbound(env, "host", jhost);
494 return (jboolean) MSG_host_is_avail(host);
498 /***************************************************************************************
499 * The MSG task connected functions implementation. *
500 ***************************************************************************************/
502 JNIEXPORT void JNICALL
503 Java_simgrid_msg_MsgNative_taskCreate(JNIEnv * env, jclass cls, jobject jtask,
504 jstring jname, jdouble jcomputeDuration,
505 jdouble jmessageSize)
507 m_task_t task; /* the native task to create */
508 const char *name=NULL; /* the name of the task */
510 if (jcomputeDuration < 0) {
511 jxbt_throw_illegal(env,
512 bprintf("Task ComputeDuration (%f) cannot be negative",
513 (double) jcomputeDuration));
517 if (jmessageSize < 0) {
518 jxbt_throw_illegal(env,
519 bprintf("Task MessageSize (%f) cannot be negative",
520 (double) jmessageSize));
525 /* get the C string from the java string */
526 name = (*env)->GetStringUTFChars(env, jname, 0);
530 /* create the task */
532 MSG_task_create(name, (double) jcomputeDuration, (double) jmessageSize,
536 (*env)->ReleaseStringUTFChars(env, jname, name);
538 /* bind & store the task */
539 jtask_bind(jtask, task, env);
541 /* allocate a new global reference to the java task instance */
542 task->data = (void *) jtask_new_global_ref(jtask, env);
545 jxbt_throw_jni(env, "global ref allocation failed");
549 JNIEXPORT void JNICALL
550 Java_simgrid_msg_MsgNative_parallel_taskCreate(JNIEnv * env, jclass cls,
551 jobject jtask, jstring jname,
554 jcomputeDurations_arg,
555 jdoubleArray jmessageSizes_arg)
558 m_task_t task; /* the native parallel task to create */
559 const char *name; /* the name of the task */
562 double *computeDurations;
563 double *messageSizes;
564 jdouble *jcomputeDurations;
565 jdouble *jmessageSizes;
571 if (!jcomputeDurations_arg) {
574 ("Parallel task compute durations cannot be null"));
578 if (!jmessageSizes_arg) {
580 xbt_strdup("Parallel task message sizes cannot be null"));
585 jxbt_throw_null(env, xbt_strdup("Parallel task name cannot be null"));
589 host_count = (int) (*env)->GetArrayLength(env, jhosts);
592 hosts = xbt_new0(m_host_t, host_count);
593 computeDurations = xbt_new0(double, host_count);
594 messageSizes = xbt_new0(double, host_count * host_count);
597 (*env)->GetDoubleArrayElements(env, jcomputeDurations_arg, 0);
598 jmessageSizes = (*env)->GetDoubleArrayElements(env, jmessageSizes_arg, 0);
600 for (index = 0; index < host_count; index++) {
601 jhost = (*env)->GetObjectArrayElement(env, jhosts, index);
602 hosts[index] = jhost_get_native(env, jhost);
603 computeDurations[index] = jcomputeDurations[index];
605 for (index = 0; index < host_count * host_count; index++) {
606 messageSizes[index] = jmessageSizes[index];
609 (*env)->ReleaseDoubleArrayElements(env, jcomputeDurations_arg,
610 jcomputeDurations, 0);
611 (*env)->ReleaseDoubleArrayElements(env, jmessageSizes_arg, jmessageSizes,
615 /* get the C string from the java string */
616 name = (*env)->GetStringUTFChars(env, jname, 0);
619 MSG_parallel_task_create(name, host_count, hosts, computeDurations,
622 (*env)->ReleaseStringUTFChars(env, jname, name);
624 /* associate the java task object and the native task */
625 jtask_bind(jtask, task, env);
627 task->data = (void *) jtask;
630 jxbt_throw_jni(env, "global ref allocation failed");
633 JNIEXPORT jobject JNICALL
634 Java_simgrid_msg_MsgNative_taskGetSender(JNIEnv * env, jclass cls,
639 m_task_t task = jtask_to_native_task(jtask, env);
642 jxbt_throw_notbound(env, "task", jtask);
646 process = MSG_task_get_sender(task);
647 return (jobject) native_to_java_process(process);
650 JNIEXPORT jobject JNICALL
651 Java_simgrid_msg_MsgNative_taskGetSource(JNIEnv * env, jclass cls,
655 m_task_t task = jtask_to_native_task(jtask, env);
658 jxbt_throw_notbound(env, "task", jtask);
662 host = MSG_task_get_source(task);
665 jxbt_throw_jni(env, "MSG_task_get_source() failed");
669 return (jobject) host->data;
673 JNIEXPORT jstring JNICALL
674 Java_simgrid_msg_MsgNative_taskGetName(JNIEnv * env, jclass cls,
677 m_task_t task = jtask_to_native_task(jtask, env);
680 jxbt_throw_notbound(env, "task", jtask);
684 return (*env)->NewStringUTF(env, task->name);
687 JNIEXPORT void JNICALL
688 Java_simgrid_msg_MsgNative_taskCancel(JNIEnv * env, jclass cls, jobject jtask)
690 m_task_t ptask = jtask_to_native_task(jtask, env);
693 jxbt_throw_notbound(env, "task", jtask);
697 MSG_error_t rv = MSG_task_cancel(ptask);
699 jxbt_check_res("MSG_task_cancel()",rv,MSG_OK,
700 bprintf("unexpected error , please report this bug"));
703 JNIEXPORT jdouble JNICALL
704 Java_simgrid_msg_MsgNative_taskGetComputeDuration(JNIEnv * env, jclass cls,
707 m_task_t ptask = jtask_to_native_task(jtask, env);
710 jxbt_throw_notbound(env, "task", jtask);
713 return (jdouble) MSG_task_get_compute_duration(ptask);
716 JNIEXPORT jdouble JNICALL
717 Java_simgrid_msg_MsgNative_taskGetRemainingDuration(JNIEnv * env, jclass cls,
720 m_task_t ptask = jtask_to_native_task(jtask, env);
723 jxbt_throw_notbound(env, "task", jtask);
726 return (jdouble) MSG_task_get_remaining_computation(ptask);
729 JNIEXPORT void JNICALL
730 Java_simgrid_msg_MsgNative_taskSetPriority(JNIEnv * env, jclass cls,
731 jobject jtask, jdouble priority)
733 m_task_t task = jtask_to_native_task(jtask, env);
736 jxbt_throw_notbound(env, "task", jtask);
739 MSG_task_set_priority(task, (double) priority);
742 JNIEXPORT void JNICALL
743 Java_simgrid_msg_MsgNative_taskDestroy(JNIEnv * env, jclass cls,
747 /* get the native task */
748 m_task_t task = jtask_to_native_task(jtask_arg, env);
752 jxbt_throw_notbound(env, "task", task);
755 jtask = (jobject) task->data;
757 MSG_error_t rv = MSG_task_destroy(task);
759 jxbt_check_res("MSG_task_destroy()",rv,MSG_OK,
760 bprintf("unexpected error , please report this bug"));
763 /* delete the global reference to the java task object */
764 jtask_delete_global_ref(jtask, env);
767 JNIEXPORT void JNICALL
768 Java_simgrid_msg_MsgNative_taskExecute(JNIEnv * env, jclass cls,
771 m_task_t task = jtask_to_native_task(jtask, env);
774 jxbt_throw_notbound(env, "task", jtask);
778 MSG_error_t rv = MSG_task_execute(task);
780 jxbt_check_res("MSG_task_execute()",rv,MSG_HOST_FAILURE|MSG_TASK_CANCELLED,
781 bprintf("while executing task %s", MSG_task_get_name(task)));
784 /***************************************************************************************
785 * Unsortable functions *
786 ***************************************************************************************/
789 JNIEXPORT jint JNICALL
790 Java_simgrid_msg_Msg_getErrCode(JNIEnv * env, jclass cls)
792 return (jint) MSG_get_errno();
795 JNIEXPORT jdouble JNICALL
796 Java_simgrid_msg_Msg_getClock(JNIEnv * env, jclass cls)
798 return (jdouble) MSG_get_clock();
802 JNIEXPORT void JNICALL
803 Java_simgrid_msg_Msg_init(JNIEnv * env, jclass cls, jobjectArray jargs) {
811 argc = (int) (*env)->GetArrayLength(env, jargs);
814 argv = xbt_new0(char *, argc);
815 argv[0] = strdup("java");
817 for (index = 0; index < argc - 1; index++) {
818 jval = (jstring) (*env)->GetObjectArrayElement(env, jargs, index);
819 tmp = (*env)->GetStringUTFChars(env, jval, 0);
820 argv[index + 1] = strdup(tmp);
821 (*env)->ReleaseStringUTFChars(env, jval, tmp);
824 MSG_global_init(&argc, argv);
825 SIMIX_context_select_factory("java");
827 for (index = 0; index < argc; index++)
832 (*env)->GetJavaVM(env, &__java_vm);
835 JNIEXPORT void JNICALL
836 JNICALL Java_simgrid_msg_Msg_run(JNIEnv * env, jclass cls) {
837 xbt_fifo_item_t item = NULL;
838 m_host_t host = NULL;
842 if (MSG_OK != MSG_main()) {
843 jxbt_throw_native(env, xbt_strdup("MSG_main() failed"));
846 ("MSG_main finished. Bail out before cleanup since there is a bug in this part.");
848 DEBUG0("Clean java world");
849 /* Cleanup java hosts */
850 xbt_fifo_foreach(msg_global->host, item, host, m_host_t) {
851 jhost = (jobject) host->data;
854 jhost_unref(env, jhost);
857 DEBUG0("Clean native world");
858 /* cleanup native stuff */
859 if (MSG_OK != MSG_clean()){
860 jxbt_throw_native(env, xbt_strdup("MSG_main() failed"));
864 JNIEXPORT jint JNICALL
865 Java_simgrid_msg_MsgNative_processKillAll(JNIEnv * env, jclass cls,
868 return (jint) MSG_process_killall((int) jresetPID);
871 JNIEXPORT void JNICALL
872 Java_simgrid_msg_Msg_createEnvironment(JNIEnv * env, jclass cls,
873 jstring jplatformFile)
876 const char *platformFile = (*env)->GetStringUTFChars(env, jplatformFile, 0);
878 MSG_create_environment(platformFile);
880 (*env)->ReleaseStringUTFChars(env, jplatformFile, platformFile);
883 JNIEXPORT void JNICALL
884 Java_simgrid_msg_MsgNative_processExit(JNIEnv * env, jclass cls,
888 m_process_t process = jprocess_to_native_process(jprocess, env);
891 jxbt_throw_notbound(env, "process", jprocess);
895 SIMIX_context_stop(SIMIX_process_self()->context);
898 JNIEXPORT void JNICALL
899 Java_simgrid_msg_Msg_info(JNIEnv * env, jclass cls, jstring js)
901 const char *s = (*env)->GetStringUTFChars(env, js, 0);
903 (*env)->ReleaseStringUTFChars(env, js, s);
906 JNIEXPORT jobjectArray JNICALL
907 Java_simgrid_msg_MsgNative_allHosts(JNIEnv * env, jclass cls_arg)
915 int count = MSG_get_host_number();
916 m_host_t *table = MSG_get_host_table();
918 jclass cls = jxbt_get_class(env, "simgrid/msg/Host");
924 jtable = (*env)->NewObjectArray(env, (jsize) count, cls, NULL);
927 jxbt_throw_jni(env, "Hosts table allocation failed");
931 for (index = 0; index < count; index++) {
933 jhost = (jobject) (host->data);
936 jname = (*env)->NewStringUTF(env, host->name);
938 jhost = Java_simgrid_msg_MsgNative_hostGetByName(env, cls_arg, jname);
939 /* FIXME: leak of jname ? */
942 (*env)->SetObjectArrayElement(env, jtable, index, jhost);
949 JNIEXPORT void JNICALL
950 Java_simgrid_msg_MsgNative_selectContextFactory(JNIEnv * env, jclass class,
956 /* get the C string from the java string */
957 const char *name = (*env)->GetStringUTFChars(env, jname, 0);
960 SIMIX_context_select_factory(name);
962 errmsg = xbt_strdup(e.msg);
966 (*env)->ReleaseStringUTFChars(env, jname, name);
969 char *thrown = bprintf("xbt_select_context_factory() failed: %s", errmsg);
971 jxbt_throw_native(env, thrown);
975 JNIEXPORT void JNICALL
976 Java_simgrid_msg_MsgNative_taskSend(JNIEnv * env, jclass cls,
977 jstring jalias, jobject jtask,
982 const char *alias = (*env)->GetStringUTFChars(env, jalias, 0);
984 m_task_t task = jtask_to_native_task(jtask, env);
988 (*env)->ReleaseStringUTFChars(env, jalias, alias);
989 jxbt_throw_notbound(env, "task", jtask);
993 rv = MSG_task_send_with_timeout(task, alias, (double) jtimeout);
995 (*env)->ReleaseStringUTFChars(env, jalias, alias);
997 jxbt_check_res("MSG_task_send_with_timeout()",rv, MSG_HOST_FAILURE|MSG_TRANSFER_FAILURE|MSG_TIMEOUT,
998 bprintf("while sending task %s to mailbox %s", MSG_task_get_name(task),alias));
1001 JNIEXPORT void JNICALL
1002 Java_simgrid_msg_MsgNative_taskSendBounded(JNIEnv * env, jclass cls,
1003 jstring jalias, jobject jtask,
1006 m_task_t task = jtask_to_native_task(jtask, env);
1011 jxbt_throw_notbound(env, "task", jtask);
1015 alias = (*env)->GetStringUTFChars(env, jalias, 0);
1017 rv = MSG_task_send_bounded(task, alias, (double) jmaxRate);
1019 (*env)->ReleaseStringUTFChars(env, jalias, alias);
1021 jxbt_check_res("MSG_task_send_bounded()",rv, MSG_HOST_FAILURE|MSG_TRANSFER_FAILURE|MSG_TIMEOUT,
1022 bprintf("while sending task %s to mailbox %s with max rate %f", MSG_task_get_name(task),alias,(double)jmaxRate));
1026 JNIEXPORT jobject JNICALL
1027 Java_simgrid_msg_MsgNative_taskReceive(JNIEnv * env, jclass cls,
1028 jstring jalias, jdouble jtimeout,
1032 m_task_t task = NULL;
1033 m_host_t host = NULL;
1037 host = jhost_get_native(env, jhost);
1040 jxbt_throw_notbound(env, "host", jhost);
1045 alias = (*env)->GetStringUTFChars(env, jalias, 0);
1047 rv = MSG_task_receive_ext(&task, alias, (double) jtimeout, host);
1049 (*env)->ReleaseStringUTFChars(env, jalias, alias);
1051 jxbt_check_res("MSG_task_receive_ext()",rv, MSG_HOST_FAILURE|MSG_TRANSFER_FAILURE|MSG_TIMEOUT,
1052 bprintf("while receiving from mailbox %s",alias));
1054 return (jobject) task->data;
1057 JNIEXPORT jboolean JNICALL
1058 Java_simgrid_msg_MsgNative_taskListen(JNIEnv * env, jclass cls,
1065 alias = (*env)->GetStringUTFChars(env, jalias, 0);
1067 rv = MSG_task_listen(alias);
1069 (*env)->ReleaseStringUTFChars(env, jalias, alias);
1071 return (jboolean) rv;
1074 JNIEXPORT jint JNICALL
1075 Java_simgrid_msg_MsgNative_taskListenFromHost(JNIEnv * env, jclass cls,
1076 jstring jalias, jobject jhost)
1081 m_host_t host = jhost_get_native(env, jhost);
1084 jxbt_throw_notbound(env, "host", jhost);
1087 alias = (*env)->GetStringUTFChars(env, jalias, 0);
1089 rv = MSG_task_listen_from_host(alias, host);
1091 (*env)->ReleaseStringUTFChars(env, jalias, alias);
1096 JNIEXPORT jint JNICALL
1097 Java_simgrid_msg_MsgNative_taskListenFrom(JNIEnv * env, jclass cls,
1102 const char *alias = (*env)->GetStringUTFChars(env, jalias, 0);
1104 rv = MSG_task_listen_from(alias);
1106 (*env)->ReleaseStringUTFChars(env, jalias, alias);
1111 JNIEXPORT void JNICALL
1112 Java_simgrid_msg_Msg_deployApplication(JNIEnv * env, jclass cls,
1113 jstring jdeploymentFile)
1116 const char *deploymentFile =
1117 (*env)->GetStringUTFChars(env, jdeploymentFile, 0);
1119 surf_parse_reset_parser();
1121 surfxml_add_callback(STag_surfxml_process_cb_list,
1122 japplication_handler_on_begin_process);
1124 surfxml_add_callback(ETag_surfxml_argument_cb_list,
1125 japplication_handler_on_process_arg);
1127 surfxml_add_callback(STag_surfxml_prop_cb_list,
1128 japplication_handler_on_property);
1130 surfxml_add_callback(ETag_surfxml_process_cb_list,
1131 japplication_handler_on_end_process);
1133 surf_parse_open(deploymentFile);
1135 japplication_handler_on_start_document();
1138 jxbt_throw_native(env, xbt_strdup("surf_parse() failed"));
1142 japplication_handler_on_end_document();
1144 (*env)->ReleaseStringUTFChars(env, jdeploymentFile, deploymentFile);