* @return The number of running tasks.
*/
final static native int hostGetLoad(Host host);
-
- /******************************************************************
- * The natively implemented methods connected to the MSG task *
- ******************************************************************/
-
- /**
- * The natively implementd method to get the source of a task.
- *
- * @param task The task to get the source.
- *
- * @return The source of the task.
- *
- *
- * @see Task.getSource()
- */
- final static native Host taskGetSource(Task task);
-
- /**
- * The natively implemented method to cancel a task.
- *
- * @param task The task to cancel.
- *
- *
- * @see Task.cancel().
- */
- final static native void taskCancel(Task task);
-
- /**
- * The natively implemented method to get the computing amount of the task.
- *
- * @param task The task to get the computing amount.
- *
- * @return The computing amount of the specified task.
- *
- * @see Task.getComputeDuration()
- */
- final static native double taskGetComputeDuration(Task task);
-
- /**
- * The natively implemented method to get the remaining computation
- *
- * @param task The task to get the remaining computation.
- *
- * @return The remaining computation of the specified task.
- *
- * @see Task.getRemainingDuration()
- */
- final static native double taskGetRemainingDuration(Task task);
-
- /**
- * The natively implemented method to set the priority of a task.
- *
- * @param task The task to set the priority
- *
- * @param priority The new priority of the specified task.
- *
- * @see Task.setPriority()
- */
- final static native void taskSetPriority(Task task, double priority);
-
- /**
- * The natively implemented method to execute a MSG task.
- *
- * @param task The task to execute.
- *
- * @exception HostFailureException,TaskCancelledException on error in the C world
- *
- * @see Task.execute()
- */
- final static native void taskExecute(Task task) throws HostFailureException,TaskCancelledException;
-
- /* ****************************************************************
- * Communication methods thru mailboxes *
- **************************************************************** */
-
- final static native void taskSend(String alias, Task task, double timeout) throws TransferFailureException,HostFailureException,TimeoutException;
- final static native Task taskReceive(String alias, double timeout, Host host) throws TransferFailureException,HostFailureException,TimeoutException;
- final static native int taskListenFrom(String alias);
- final static native boolean taskListen(String alias);
- final static native int taskListenFromHost(String alias, Host host);
-
- /* ***************************************************************
- * Task sending methods *
- *************************************************************** */
-
- /**
- * The natively implemented method to send a task in a mailbox associated with an alias, with a bounded transmition
- * rate.
- *
- * @param alias The alias of the mailbox.
- * @param task The task to put.
- * @param max_rate The bounded transmition rate.
- *
- * @exception NativeException on error in the C world
- */
- final static native void taskSendBounded(String alias, Task task, double maxrate) throws TransferFailureException,HostFailureException,TimeoutException;
-
}
* @throws TimeoutException
* @throws HostFailureException
* @throws TransferFailureException */
- public void taskSend(String mailbox, Task task, double timeout) throws TransferFailureException, HostFailureException, TimeoutException {
- MsgNative.taskSend(mailbox, task, timeout);
+ public void taskSend(String mailbox, Task task, double timeout) throws NativeException, TransferFailureException, HostFailureException, TimeoutException {
+ task.send(mailbox, timeout);
}
/** Send the given task in the mailbox associated with the specified alias
* @throws TimeoutException
* @throws HostFailureException
* @throws TransferFailureException */
- public void taskSend(String mailbox, Task task) throws TransferFailureException, HostFailureException, TimeoutException {
- MsgNative.taskSend(mailbox, task, -1);
+ public void taskSend(String mailbox, Task task) throws NativeException, TransferFailureException, HostFailureException, TimeoutException {
+ task.send(mailbox, -1);
}
/** Receive a task on mailbox associated with the specified mailbox
* @throws TimeoutException
*/
public Task taskReceive(String mailbox) throws TransferFailureException, HostFailureException, TimeoutException {
- return MsgNative.taskReceive(mailbox, -1.0, null);
+ return Task.receive(mailbox, -1.0, null);
}
/** Receive a task on mailbox associated with the specified alias (waiting at most given time)
* @throws TimeoutException
*/
public Task taskReceive(String mailbox, double timeout) throws TransferFailureException, HostFailureException, TimeoutException {
- return MsgNative.taskReceive(mailbox, timeout, null);
+ return Task.receive(mailbox, timeout, null);
}
/** Receive a task on mailbox associated with the specified alias from given sender
* @throws TimeoutException
*/
public Task taskReceive(String mailbox, double timeout, Host host) throws TransferFailureException, HostFailureException, TimeoutException {
- return MsgNative.taskReceive(mailbox, timeout, host);
+ return Task.receive(mailbox, timeout, host);
}
/** Receive a task on mailbox associated with the specified alias from given sender
* @throws TimeoutException
*/
public Task taskReceive(String mailbox, Host host) throws TransferFailureException, HostFailureException, TimeoutException {
- return MsgNative.taskReceive(mailbox, -1.0, host);
+ return Task.receive(mailbox, -1.0, host);
}
}
* @return
*/
public native String getName();
- /** Gets the sender of the task */
+ /** Gets the sender of the task */
+ //FIXME: Don't crash when the task has just been created.
public native Process getSender();
/** Gets the source of the task
- * @return
+ * FIXME: Not defensive enough, can crash.
*/
- public Host getSource() {
- return MsgNative.taskGetSource(this);
- }
- /** Gets the computing amount of the task
- * @return
+ public native Host getSource();
+ /** Gets the computing amount of the task
+ * FIXME: Cache it !
*/
- public double getComputeDuration() {
- return MsgNative.taskGetComputeDuration(this);
- }
- /** Gets the remaining computation of the task
- * @return
+ public native double getComputeDuration();
+ /** Gets the remaining computation of the task
*/
- public double getRemainingDuration() {
- return MsgNative.taskGetRemainingDuration(this);
- }
+ public native double getRemainingDuration();
/**
* This method sets the priority of the computation of the task.
* The priority doesn't affect the transfer rate. For example a
*
* @param priority The new priority of the task.
*/
- public void setPriority(double priority) {
- MsgNative.taskSetPriority(this, priority);
- }
+ public native void setPriority(double priority);
/* * * *
* * Communication-related * *
* * * */
* @throws HostFailureException
* @throws TaskCancelledException
*/
- public void execute() throws HostFailureException,TaskCancelledException {
- MsgNative.taskExecute(this);
- }
+ public native void execute() throws HostFailureException,TaskCancelledException;
/**
* Cancels a task.
*
*/
- public void cancel() {
- MsgNative.taskCancel(this);
- }
+ public native void cancel();
/** Deletes a task.
*
* @exception NativeException if the destruction failed.
* @throws HostFailureException
* @throws TransferFailureException
*/
- public void send(String mailbox) throws TransferFailureException, HostFailureException, TimeoutException {
- MsgNative.taskSend(mailbox, this, -1);
+ public void send(String mailbox) throws NativeException, TransferFailureException, HostFailureException, TimeoutException {
+ send(mailbox, -1);
}
/**
* @throws HostFailureException
* @throws TransferFailureException
*/
- public void send(String mailbox, double timeout) throws NativeException, TransferFailureException, HostFailureException, TimeoutException {
- MsgNative.taskSend(mailbox, this, timeout);
- }
-
+ public native void send(String mailbox, double timeout) throws NativeException, TransferFailureException, HostFailureException, TimeoutException;
/**
* Sends the task on the mailbox identified by the specified alias (capping the sending rate to \a maxrate)
*
* @throws HostFailureException
* @throws TimeoutException
*/
- public void sendBounded(String alias, double maxrate) throws TransferFailureException, HostFailureException, TimeoutException {
- MsgNative.taskSendBounded(alias, this, maxrate);
- }
+ public native void sendBounded(String alias, double maxrate) throws TransferFailureException, HostFailureException, TimeoutException;
/**
* Sends the task on the mailbox asynchronously
*/
/**
* Starts listening for receiving a task from an asynchronous communication
* @param mailbox
- * @return
*/
public static native Comm irecv(String mailbox);
/**
* Retrieves next task from the mailbox identified by the specified name
*
* @param mailbox
- * @return
- * @throws TransferFailureException
- * @throws HostFailureException
- * @throws TimeoutException
*/
public static Task receive(String mailbox) throws TransferFailureException, HostFailureException, TimeoutException {
- return MsgNative.taskReceive(mailbox, -1.0, null);
+ return receive(mailbox, -1.0, null);
}
/**
*
* @param mailbox
* @param timeout
- * @return
- * @throws TransferFailureException
- * @throws HostFailureException
- * @throws TimeoutException
*/
public static Task receive(String mailbox, double timeout) throws TransferFailureException, HostFailureException, TimeoutException {
- return MsgNative.taskReceive(mailbox, timeout, null);
+ return receive(mailbox, timeout, null);
}
/**
*
* @param mailbox
* @param host
- * @return
- * @throws TransferFailureException
- * @throws TimeoutException
- * @throws HostFailureException
*/
public static Task receive(String mailbox, Host host) throws TransferFailureException, HostFailureException, TimeoutException {
- return MsgNative.taskReceive(mailbox, -1.0, host);
+ return receive(mailbox, -1.0, host);
}
/**
* @param mailbox
* @param timeout
* @param host
- * @return
- * @throws TransferFailureException
- * @throws HostFailureException
- * @throws TimeoutException
*/
- public static Task receive(String mailbox, double timeout, Host host) throws TransferFailureException, HostFailureException, TimeoutException {
- return MsgNative.taskReceive(mailbox, timeout, host);
- }
-
+ public native static Task receive(String mailbox, double timeout, Host host) throws TransferFailureException, HostFailureException, TimeoutException;
/**
* Tests whether there is a pending communication on the mailbox identified by the specified alias, and who sent it
*/
return (jboolean) MSG_host_is_avail(host);
}
-
-/***************************************************************************************
- * The MSG task connected functions implementation. *
- ***************************************************************************************/
-
-JNIEXPORT jobject JNICALL
-Java_org_simgrid_msg_MsgNative_taskGetSource(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_host_t host;
- m_task_t task = jtask_to_native_task(jtask, env);
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return NULL;
- }
-
- host = MSG_task_get_source(task);
-
- if (!MSG_host_get_data(host)) {
- jxbt_throw_jni(env, "MSG_task_get_source() failed");
- return NULL;
- }
-
- return (jobject) MSG_host_get_data(host);
-}
-
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_MsgNative_taskCancel(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_task_t ptask = jtask_to_native_task(jtask, env);
-
- if (!ptask) {
- jxbt_throw_notbound(env, "task", jtask);
- return;
- }
-
- MSG_error_t rv = MSG_task_cancel(ptask);
-
- jxbt_check_res("MSG_task_cancel()", rv, MSG_OK,
- bprintf("unexpected error , please report this bug"));
-}
-
-JNIEXPORT jdouble JNICALL
-Java_org_simgrid_msg_MsgNative_taskGetComputeDuration(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_task_t ptask = jtask_to_native_task(jtask, env);
-
- if (!ptask) {
- jxbt_throw_notbound(env, "task", jtask);
- return -1;
- }
- return (jdouble) MSG_task_get_compute_duration(ptask);
-}
-
-JNIEXPORT jdouble JNICALL
-Java_org_simgrid_msg_MsgNative_taskGetRemainingDuration(JNIEnv * env,
- jclass cls,
- jobject jtask)
-{
- m_task_t ptask = jtask_to_native_task(jtask, env);
-
- if (!ptask) {
- jxbt_throw_notbound(env, "task", jtask);
- return -1;
- }
- return (jdouble) MSG_task_get_remaining_computation(ptask);
-}
-
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_MsgNative_taskSetPriority(JNIEnv * env, jclass cls,
- jobject jtask, jdouble priority)
-{
- m_task_t task = jtask_to_native_task(jtask, env);
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return;
- }
- MSG_task_set_priority(task, (double) priority);
-}
-
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_MsgNative_taskExecute(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_task_t task = jtask_to_native_task(jtask, env);
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return;
- }
-
- MSG_error_t rv = MSG_task_execute(task);
-
- jxbt_check_res("MSG_task_execute()", rv,
- MSG_HOST_FAILURE | MSG_TASK_CANCELED,
- bprintf("while executing task %s",
- MSG_task_get_name(task)));
-}
-
/***************************************************************************************
* Unsortable functions *
***************************************************************************************/
return jtable;
}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_MsgNative_taskSend(JNIEnv * env, jclass cls,
- jstring jalias, jobject jtask,
- jdouble jtimeout)
-{
-
- MSG_error_t rv;
- 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));
- rv = MSG_task_send_with_timeout(task, alias, (double) jtimeout);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- jxbt_check_res("MSG_task_send_with_timeout()", rv,
- MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
- bprintf("while sending task %s to mailbox %s",
- MSG_task_get_name(task), alias));
-}
-
-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_MsgNative_taskSendBounded(JNIEnv * env, jclass cls,
- jstring jalias, jobject jtask,
- jdouble jmaxRate)
-{
- m_task_t task = jtask_to_native_task(jtask, env);
- MSG_error_t rv;
- const char *alias;
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return;
- }
-
- alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- /* 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));
- rv = MSG_task_send_bounded(task, alias, (double) jmaxRate);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- jxbt_check_res("MSG_task_send_bounded()", rv,
- MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
- bprintf
- ("while sending task %s to mailbox %s with max rate %f",
- MSG_task_get_name(task), alias, (double) jmaxRate));
-
-}
-
-JNIEXPORT jobject JNICALL
-Java_org_simgrid_msg_MsgNative_taskReceive(JNIEnv * env, jclass cls,
- jstring jalias, jdouble jtimeout,
- jobject jhost)
-{
- MSG_error_t rv;
- m_task_t task = NULL;
- m_host_t host = NULL;
- jobject jtask_global, jtask_local;
- const char *alias;
-
- if (jhost) {
- host = jhost_get_native(env, jhost);
-
- if (!host) {
- jxbt_throw_notbound(env, "host", jhost);
- return NULL;
- }
- }
-
- alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_receive_ext(&task, alias, (double) jtimeout, host);
- if (rv != MSG_OK) {
- switch (rv) {
- case MSG_TIMEOUT:
- jxbt_throw_time_out_failure(env,NULL);
- break;
- case MSG_TRANSFER_FAILURE:
- jxbt_throw_transfer_failure(env,NULL);
- break;
- case MSG_HOST_FAILURE:
- jxbt_throw_host_failure(env,NULL);
- break;
- default:
- jxbt_throw_native(env,bprintf("receive failed"));
- }
- return NULL;
- }
- jtask_global = MSG_task_get_data(task);
-
- /* Convert the global ref into a local ref so that the JVM can free the stuff */
- jtask_local = (*env)->NewLocalRef(env, jtask_global);
- (*env)->DeleteGlobalRef(env, jtask_global);
- MSG_task_set_data(task, NULL);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- jxbt_check_res("MSG_task_receive_ext()", rv,
- MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
- bprintf("while receiving from mailbox %s", alias));
-
- return (jobject) jtask_local;
-}
-
-JNIEXPORT jboolean JNICALL
-Java_org_simgrid_msg_MsgNative_taskListen(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_MsgNative_taskListenFromHost(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_MsgNative_taskListenFrom(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;
-}
-
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Msg_deployApplication(JNIEnv * env, jclass cls,
jstring jdeploymentFile)
JNIEXPORT jboolean JNICALL Java_org_simgrid_msg_MsgNative_hostIsAvail
(JNIEnv *, jclass, jobject);
-/*
- * Class simgrid_msg_Msg
- * Method taskGetSender
- * Signature (Lsimgrid/msg/Task;)Lsimgrid/msg/Process;
- */
-JNIEXPORT jobject JNICALL Java_org_simgrid_msg_MsgNative_taskGetSender
- (JNIEnv *, jclass, jobject);
-
-/*
- * Class simgrid_msg_Msg
- * Method taskGetSource
- * Signature (Lsimgrid/msg/Task;)Lsimgrid/msg/Host;
- */
-JNIEXPORT jobject JNICALL Java_org_simgrid_msg_MsgNative_taskGetSource
- (JNIEnv *, jclass, jobject);
-
-/*
- * Class simgrid_msg_Msg
- * Method taskCancel
- * Signature (Lsimgrid/msg/Task;)V
- */
-JNIEXPORT void JNICALL Java_org_simgrid_msg_MsgNative_taskCancel
- (JNIEnv *, jclass, jobject);
-
-/*
- * Class simgrid_msg_Msg
- * Method taskGetComputeDuration
- * Signature (Lsimgrid/msg/Task;)D
- */
-JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_MsgNative_taskGetComputeDuration
- (JNIEnv *, jclass, jobject);
-
-/*
- * Class simgrid_msg_Msg
- * Method taskGetRemainingDuration
- * Signature (Lsimgrid/msg/Task;)D
- */
-JNIEXPORT jdouble JNICALL
-Java_org_simgrid_msg_MsgNative_taskGetRemainingDuration(JNIEnv *, jclass,
- jobject);
-
-/*
- * Class simgrid_msg_Msg
- * Method taskSetPriority
- * Signature (Lsimgrid/msg/Task;D)V
- */
-JNIEXPORT void JNICALL Java_org_simgrid_msg_MsgNative_taskSetPriority
- (JNIEnv *, jclass, jobject, jdouble);
-
-/*
- * Class simgrid_msg_Msg
- * Method taskExecute
- * Signature (Lsimgrid/msg/Task;)V
- */
-JNIEXPORT void JNICALL Java_org_simgrid_msg_MsgNative_taskExecute
- (JNIEnv *, jclass, jobject);
-
-JNIEXPORT jobject JNICALL
- Java_org_simgrid_msg_MsgNative_taskReceive
- (JNIEnv *, jclass, jstring, jdouble, jobject);
-
-JNIEXPORT void JNICALL
- Java_org_simgrid_msg_MsgNative_taskSend
- (JNIEnv *, jclass, jstring, jobject, jdouble);
-
/*
* Class simgrid_msg_Msg
* Method getClock
Java_org_simgrid_msg_Msg_createEnvironment(JNIEnv * env, jclass cls,
jstring jplatformFile);
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_MsgNative_taskSendBounded(JNIEnv *, jclass, jstring,
- jobject, jdouble);
-
-JNIEXPORT jboolean JNICALL
-Java_org_simgrid_msg_MsgNative_taskListen(JNIEnv *, jclass, jstring);
-
-JNIEXPORT jint JNICALL
-Java_org_simgrid_msg_MsgNative_taskListenFromHost(JNIEnv *, jclass, jstring,
- jobject);
-
-JNIEXPORT jint JNICALL
-Java_org_simgrid_msg_MsgNative_taskListenFrom(JNIEnv *, jclass, jstring);
-
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Msg_deployApplication(JNIEnv * env, jclass cls,
jstring jdeploymentFile);
jxbt_throw_jni(env, "global ref allocation failed");
}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Task_cancel(JNIEnv * env,
+ jobject jtask)
+{
+ m_task_t ptask = jtask_to_native_task(jtask, env);
+
+ if (!ptask) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return;
+ }
+
+ MSG_error_t rv = MSG_task_cancel(ptask);
+
+ jxbt_check_res("MSG_task_cancel()", rv, MSG_OK,
+ bprintf("unexpected error , please report this bug"));
+}
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Task_execute(JNIEnv * env,
+ jobject jtask)
+{
+ m_task_t task = jtask_to_native_task(jtask, env);
+
+ if (!task) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return;
+ }
+
+ MSG_error_t rv = MSG_task_execute(task);
+
+ jxbt_check_res("MSG_task_execute()", rv,
+ MSG_HOST_FAILURE | MSG_TASK_CANCELED,
+ bprintf("while executing task %s",
+ MSG_task_get_name(task)));
+}
+
JNIEXPORT jstring JNICALL
Java_org_simgrid_msg_Task_getName(JNIEnv * env,
jobject jtask) {
return (jobject) native_to_java_process(process);
}
+JNIEXPORT jobject JNICALL
+Java_org_simgrid_msg_Task_getSource(JNIEnv * env,
+ jobject jtask)
+{
+ m_host_t host;
+ m_task_t task = jtask_to_native_task(jtask, env);
+
+ if (!task) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return NULL;
+ }
+
+ host = MSG_task_get_source(task);
+
+ if (!MSG_host_get_data(host)) {
+ jxbt_throw_jni(env, "MSG_task_get_source() failed");
+ return NULL;
+ }
+
+ return (jobject) MSG_host_get_data(host);
+}
+
+JNIEXPORT jdouble JNICALL
+Java_org_simgrid_msg_Task_getComputeDuration(JNIEnv * env,
+ jobject jtask)
+{
+ m_task_t ptask = jtask_to_native_task(jtask, env);
+
+ if (!ptask) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return -1;
+ }
+ return (jdouble) MSG_task_get_compute_duration(ptask);
+}
+
+JNIEXPORT jdouble JNICALL
+Java_org_simgrid_msg_Task_getRemainingDuration(JNIEnv * env, jobject jtask)
+{
+ m_task_t ptask = jtask_to_native_task(jtask, env);
+
+ if (!ptask) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return -1;
+ }
+ return (jdouble) MSG_task_get_remaining_computation(ptask);
+}
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Task_setPriority(JNIEnv * env,
+ jobject jtask, jdouble priority)
+{
+ m_task_t task = jtask_to_native_task(jtask, env);
+
+ if (!task) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return;
+ }
+ MSG_task_set_priority(task, (double) priority);
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Task_send(JNIEnv * env,jobject jtask,
+ jstring jalias,
+ jdouble jtimeout)
+{
+ MSG_error_t rv;
+ 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));
+ rv = MSG_task_send_with_timeout(task, alias, (double) jtimeout);
+
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+
+ jxbt_check_res("MSG_task_send_with_timeout()", rv,
+ MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
+ bprintf("while sending task %s to mailbox %s",
+ MSG_task_get_name(task), alias));
+}
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Task_sendBounded(JNIEnv * env, jobject jtask,
+ jstring jalias,
+ jdouble jmaxRate)
+{
+ m_task_t task = jtask_to_native_task(jtask, env);
+ MSG_error_t rv;
+ const char *alias;
+
+ if (!task) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return;
+ }
+
+ alias = (*env)->GetStringUTFChars(env, jalias, 0);
+
+ /* 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));
+ rv = MSG_task_send_bounded(task, alias, (double) jmaxRate);
+
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+
+ jxbt_check_res("MSG_task_send_bounded()", rv,
+ MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
+ bprintf
+ ("while sending task %s to mailbox %s with max rate %f",
+ MSG_task_get_name(task), alias, (double) jmaxRate));
+
+}
+
+
+JNIEXPORT jobject JNICALL
+Java_org_simgrid_msg_Task_receive(JNIEnv * env, jclass cls,
+ jstring jalias, jdouble jtimeout,
+ jobject jhost)
+{
+ MSG_error_t rv;
+ m_task_t task = NULL;
+ m_host_t host = NULL;
+ jobject jtask_global, jtask_local;
+ const char *alias;
+
+ if (jhost) {
+ host = jhost_get_native(env, jhost);
+
+ if (!host) {
+ jxbt_throw_notbound(env, "host", jhost);
+ return NULL;
+ }
+ }
+
+ alias = (*env)->GetStringUTFChars(env, jalias, 0);
+
+ rv = MSG_task_receive_ext(&task, alias, (double) jtimeout, host);
+ if (rv != MSG_OK) {
+ switch (rv) {
+ case MSG_TIMEOUT:
+ jxbt_throw_time_out_failure(env,NULL);
+ break;
+ case MSG_TRANSFER_FAILURE:
+ jxbt_throw_transfer_failure(env,NULL);
+ break;
+ case MSG_HOST_FAILURE:
+ jxbt_throw_host_failure(env,NULL);
+ break;
+ default:
+ jxbt_throw_native(env,bprintf("receive failed"));
+ }
+ return NULL;
+ }
+ jtask_global = MSG_task_get_data(task);
+
+ /* Convert the global ref into a local ref so that the JVM can free the stuff */
+ jtask_local = (*env)->NewLocalRef(env, jtask_global);
+ (*env)->DeleteGlobalRef(env, jtask_global);
+ MSG_task_set_data(task, NULL);
+
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+
+ jxbt_check_res("MSG_task_receive_ext()", rv,
+ MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
+ bprintf("while receiving from mailbox %s", alias));
+
+ return (jobject) jtask_local;
+}
+
+
JNIEXPORT jobject JNICALL
Java_org_simgrid_msg_Task_irecv(JNIEnv * env, jclass cls, jstring jmailbox) {
msg_comm_t comm;
*/
JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_destroy
(JNIEnv *, jobject);
+
+/*
+ * Class org_simgrid_msg_Task
+ * Method cancel
+ * Signature ()V
+ */
+JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_cancel
+ (JNIEnv *, jobject);
+
+/*
+ * Class org_simgrid_msg_Task
+ * Method execute
+ * Signature ()V
+ */
+JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_execute
+ (JNIEnv *, jobject);
+
/*
* Class org_simgrid_msg_Task
* Method getName
*/
JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Task_getSender
(JNIEnv *, jobject);
+/*
+ * Class org_simgrid_msg_Task
+ * Method getSource
+ * Signature ()Lsimgrid/msg/Host;
+ */
+JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Task_getSource
+ (JNIEnv *, jobject);
+/*
+ * Class org_simgrid_msg_Task
+ * Method getComputeDuration
+ * Signature ()D
+ */
+JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Task_getComputeDuration
+ (JNIEnv *, jobject);
+
+/*
+ * Class org_simgrid_msg_Task
+ * Method getRemainingDuration
+ * Signature ()D
+ */
+JNIEXPORT jdouble JNICALL
+Java_org_simgrid_msg_Task_getRemainingDuration(JNIEnv *, jobject);
+
+/*
+ * Class org_simgrid_msg_Task
+ * Method setPriority
+ * Signature (D)V
+ */
+JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_setPriority
+ (JNIEnv *, jobject, jdouble);
+
+/**
+ * Class org_simgrid_msg_Task
+ * Method send
+ */
+JNIEXPORT void JNICALL
+ Java_org_simgrid_msg_Task_send
+ (JNIEnv *, jobject, jstring, jdouble);
+
+/*
+ * Class org_simgrid_msg_Task
+ * Method sendBounded
+ */
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Task_sendBounded(JNIEnv *, jobject, jstring,
+ jdouble);
+
+/**
+ * Class org_simgrid_msg_Task
+ * Method receive
+ */
+JNIEXPORT jobject JNICALL
+ Java_org_simgrid_msg_Task_receive
+ (JNIEnv *, jclass, jstring, jdouble, jobject);
/**
* Class org_simgrid_msg_Task
