#include "jxbt_utilities.h"
#include <msg/msg.h>
+
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg);
-static jmethodID jtask_field_Comm_constructor;
+static jmethodID jtask_method_Comm_constructor;
static jfieldID jtask_field_Task_bind;
+static jfieldID jtask_field_Task_name;
static jfieldID jtask_field_Comm_bind;
static jfieldID jtask_field_Comm_taskBind;
static jfieldID jtask_field_Comm_receiving;
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Task_nativeInit(JNIEnv *env, jclass cls) {
- jclass jtask_class_Comm = (*env)->FindClass(env, "org/simgrid/msg/Comm");
-
- jtask_field_Comm_constructor = (*env)->GetMethodID(env, jtask_class_Comm, "<init>", "()V");
- //FIXME: Don't use jxbt_get_sfield directly.
- jtask_field_Task_bind = jxbt_get_sfield(env, "org/simgrid/msg/Task", "bind", "J");
- jtask_field_Comm_bind = jxbt_get_sfield(env, "org/simgrid/msg/Comm", "bind", "J");
- jtask_field_Comm_taskBind = jxbt_get_sfield(env, "org/simgrid/msg/Comm", "taskBind", "J");
- jtask_field_Comm_receiving = jxbt_get_sfield(env, "org/simgrid/msg/Comm", "receiving", "Z");
+ jclass jtask_class_Comm = (*env)->FindClass(env, "org/simgrid/msg/Comm");
+ jclass jtask_class_Task = (*env)->FindClass(env, "org/simgrid/msg/Task");
+
+ jtask_method_Comm_constructor = (*env)->GetMethodID(env, jtask_class_Comm, "<init>", "()V");
+ jtask_field_Task_bind = jxbt_get_jfield(env, jtask_class_Task, "bind", "J");
+ jtask_field_Task_name = jxbt_get_jfield(env, jtask_class_Task, "name", "Ljava/lang/String;");
+ jtask_field_Comm_bind = jxbt_get_jfield(env, jtask_class_Comm, "bind", "J");
+ jtask_field_Comm_taskBind = jxbt_get_jfield(env, jtask_class_Comm, "taskBind", "J");
+ jtask_field_Comm_receiving = jxbt_get_jfield(env, jtask_class_Comm, "receiving", "Z");
+ if (!jtask_field_Task_bind || !jtask_class_Task || !jtask_field_Comm_bind || !jtask_field_Comm_taskBind ||
+ !jtask_field_Comm_receiving || !jtask_method_Comm_constructor) {
+ jxbt_throw_native(env,bprintf("Can't find some fields in Java class."));
+ }
}
JNIEXPORT void JNICALL
if (jmessageSize < 0) {
jxbt_throw_illegal(env,
bprintf("Task MessageSize (%f) cannot be negative",
- (double) jmessageSize));
+ (double) jmessageSize));
return;
}
name = (*env)->GetStringUTFChars(env, jname, 0);
}
-
/* create the task */
task =
MSG_task_create(name, (double) jcomputeDuration,
- (double) jmessageSize, NULL);
+ (double) jmessageSize, NULL);
if (jname)
(*env)->ReleaseStringUTFChars(env, jname, name);
-
+ /* sets the task name */
+ (*env)->SetObjectField(env, jtask, jtask_field_Task_name, jname);
/* bind & store the task */
jtask_bind(jtask, task, env);
MSG_task_set_data(task, jtask);
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Task_parallelCreate(JNIEnv * env,
- jobject jtask,
- jstring jname,
- jobjectArray jhosts,
- jdoubleArray
- jcomputeDurations_arg,
- jdoubleArray
- jmessageSizes_arg) {
+ jobject jtask,
+ jstring jname,
+ jobjectArray jhosts,
+ jdoubleArray
+ jcomputeDurations_arg,
+ jdoubleArray
+ jmessageSizes_arg) {
m_task_t task; /* the native parallel task to create */
const char *name; /* the name of the task */
jobject jhost;
int index;
-
if (!jcomputeDurations_arg) {
jxbt_throw_null(env,
xbt_strdup
messageSizes, NULL);
(*env)->ReleaseStringUTFChars(env, jname, name);
-
+ /* sets the task name */
+ (*env)->SetObjectField(env, jtask, jtask_field_Task_name, jname);
/* associate the java task object and the native task */
jtask_bind(jtask, task, env);
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;
+ }
+ xbt_ex_t e;
+ MSG_error_t rv;
+ TRY {
+ rv = MSG_task_execute(task);
+ }
+ CATCH(e) {
+ xbt_ex_free(e);
+ return;
+ }
+ if (rv != MSG_OK) {
+ jmsg_throw_status(env, rv);
+ }
+}
+
JNIEXPORT jstring JNICALL
Java_org_simgrid_msg_Task_getName(JNIEnv * env,
jobject jtask) {
}
process = MSG_task_get_sender(task);
+ if (process == NULL) {
+ return NULL;
+ }
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 (host == NULL) {
+ return NULL;
+ }
+ 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_setName(JNIEnv *env, jobject jtask, jobject jname) {
+ m_task_t task = jtask_to_native_task(jtask, env);
+
+ if (!task) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return;
+ }
+ const char *name = (*env)->GetStringUTFChars(env, jname, 0);
+
+ (*env)->SetObjectField(env, jtask, jtask_field_Task_name, jname);
+ MSG_task_set_name(task, name);
+
+ (*env)->ReleaseStringUTFChars(env, jname, name);
+}
+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_setComputeDuration
+ (JNIEnv *env, jobject jtask, jdouble computationAmount) {
+ m_task_t task = jtask_to_native_task(jtask, env);
+
+ if (!task) {
+ jxbt_throw_notbound(env, "task", jtask);
+ return;
+ }
+ MSG_task_set_compute_duration(task, (double) computationAmount);
+}
+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));
+ xbt_ex_t e;
+ TRY {
+ rv = MSG_task_send_with_timeout(task, alias, (double) jtimeout);
+ }
+ CATCH(e) {
+ xbt_ex_free(e);
+ }
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+
+ if (rv != MSG_OK) {
+ jmsg_throw_status(env, rv);
+ }
+}
+
+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));
+
+ xbt_ex_t e;
+ TRY {
+ rv = MSG_task_send_bounded(task, alias, (double) jmaxRate);
+ }
+ CATCH(e) {
+ xbt_ex_free(e);
+ }
+ (*env)->ReleaseStringUTFChars(env, jalias, alias);
+
+ if (rv != MSG_OK) {
+ jmsg_throw_status(env, rv);
+ }
+}
+
+
+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 = xbt_new(m_task_t,1);
+ *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);
+ xbt_ex_t e;
+ TRY {
+ rv = MSG_task_receive_ext(task, alias, (double) jtimeout, host);
+ }
+ CATCH(e) {
+ xbt_ex_free(e);
+ return NULL;
+ }
+ if (rv != MSG_OK) {
+ jmsg_throw_status(env,rv);
+ 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);
+
+ xbt_free(task);
+
+ return (jobject) jtask_local;
+}
+
+
JNIEXPORT jobject JNICALL
Java_org_simgrid_msg_Task_irecv(JNIEnv * env, jclass cls, jstring jmailbox) {
msg_comm_t comm;
return NULL;
}
- jobject jcomm = (*env)->NewObject(env, comm_class, jtask_field_Comm_constructor);
+ jobject jcomm = (*env)->NewObject(env, comm_class, jtask_method_Comm_constructor);
if (!jcomm) {
jxbt_throw_native(env,bprintf("Can't create a Comm object."));
return NULL;
JNIEXPORT jobject JNICALL
Java_org_simgrid_msg_Task_isend(JNIEnv *env, jobject jtask, jstring jmailbox) {
- jclass comm_class;
+ jclass comm_class;
- const char *mailbox;
+ const char *mailbox;
- m_task_t task;
+ m_task_t task;
- jobject jcomm;
- msg_comm_t comm;
+ jobject jcomm;
+ msg_comm_t comm;
- comm_class = (*env)->FindClass(env, "org/simgrid/msg/Comm");
+ comm_class = (*env)->FindClass(env, "org/simgrid/msg/Comm");
- if (!comm_class) return NULL;
+ if (!comm_class) return NULL;
- jcomm = (*env)->NewObject(env, comm_class, jtask_field_Comm_constructor);
- mailbox = (*env)->GetStringUTFChars(env, jmailbox, 0);
+ jcomm = (*env)->NewObject(env, comm_class, jtask_method_Comm_constructor);
+ mailbox = (*env)->GetStringUTFChars(env, jmailbox, 0);
- task = jtask_to_native_task(jtask, env);
+ task = jtask_to_native_task(jtask, env);
- if (!task) {
+ if (!task) {
(*env)->ReleaseStringUTFChars(env, jmailbox, mailbox);
(*env)->DeleteLocalRef(env, jcomm);
jxbt_throw_notbound(env, "task", jtask);
- return NULL;
- }
+ return NULL;
+ }
- MSG_task_set_data(task, (void *) (*env)->NewGlobalRef(env, jtask));
- comm = MSG_task_isend(task,mailbox);
+MSG_task_set_data(task, (void *) (*env)->NewGlobalRef(env, jtask));
+ comm = MSG_task_isend(task,mailbox);
- (*env)->SetLongField(env, jcomm, jtask_field_Comm_bind, (jlong) (long)(comm));
- (*env)->SetLongField(env, jcomm, jtask_field_Comm_taskBind, (jlong) (long)(NULL));
- (*env)->SetBooleanField(env, jcomm, jtask_field_Comm_receiving, JNI_FALSE);
+ (*env)->SetLongField(env, jcomm, jtask_field_Comm_bind, (jlong) (long)(comm));
+ (*env)->SetLongField(env, jcomm, jtask_field_Comm_taskBind, (jlong) (long)(NULL));
+ (*env)->SetBooleanField(env, jcomm, jtask_field_Comm_receiving, JNI_FALSE);
- (*env)->ReleaseStringUTFChars(env, jmailbox, mailbox);
+ (*env)->ReleaseStringUTFChars(env, jmailbox, mailbox);
- return jcomm;
+ return jcomm;
}
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);
+ 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);
const char *alias;
int rv;
+ xbt_ex_t e;
alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_listen(alias);
-
+ TRY {
+ rv = MSG_task_listen(alias);
+ }
+ CATCH(e) {
+ xbt_ex_free(e);
+ return 0;
+ }
(*env)->ReleaseStringUTFChars(env, jalias, alias);
return (jboolean) rv;
return -1;
}
alias = (*env)->GetStringUTFChars(env, jalias, 0);
+ xbt_ex_t e;
- rv = MSG_task_listen_from_host(alias, host);
-
+ TRY {
+ rv = MSG_task_listen_from_host(alias, host);
+ }
+ CATCH(e) {
+ xbt_ex_free(e);
+ return 0;
+ }
(*env)->ReleaseStringUTFChars(env, jalias, alias);
return (jint) rv;
int rv;
const char *alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_listen_from(alias);
-
+ xbt_ex_t e;
+ TRY {
+ rv = MSG_task_listen_from(alias);
+ }
+ CATCH(e) {
+ xbt_ex_free(e);
+ return 0;
+ }
(*env)->ReleaseStringUTFChars(env, jalias, alias);
return (jint) rv;