#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_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
(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);
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);
}
process = MSG_task_get_sender(task);
+ if (process == NULL) {
+ return NULL;
+ }
return (jobject) native_to_java_process(process);
}
}
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 (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)
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)
}
alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_receive_ext(&task, alias, (double) jtimeout, host);
+ TRY {
+ rv = MSG_task_receive_ext(&task, alias, (double) jtimeout, host);
+ }
+ CATCH_ANONYMOUS {
+ return NULL;
+ }
if (rv != MSG_OK) {
switch (rv) {
case MSG_TIMEOUT:
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;
if (!comm_class) return NULL;
- jcomm = (*env)->NewObject(env, comm_class, jtask_field_Comm_constructor);
+ jcomm = (*env)->NewObject(env, comm_class, jtask_method_Comm_constructor);
mailbox = (*env)->GetStringUTFChars(env, jmailbox, 0);
task = jtask_to_native_task(jtask, env);
int rv;
alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_listen(alias);
-
+ TRY {
+ rv = MSG_task_listen(alias);
+ }
+ CATCH_ANONYMOUS {
+ return 0;
+ }
(*env)->ReleaseStringUTFChars(env, jalias, alias);
return (jboolean) rv;
return -1;
}
alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_listen_from_host(alias, host);
-
+ TRY {
+ rv = MSG_task_listen_from_host(alias, host);
+ }
+ CATCH_ANONYMOUS {
+ 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);
-
+ TRY {
+ rv = MSG_task_listen_from(alias);
+ }
+ CATCH_ANONYMOUS {
+ return 0;
+ }
(*env)->ReleaseStringUTFChars(env, jalias, alias);
return (jint) rv;