JNIEXPORT jboolean JNICALL
Java_org_simgrid_msg_Comm_test(JNIEnv *env, jobject jcomm) {
msg_comm_t comm;
comm = (msg_comm_t) (uintptr_t) env->GetLongField(jcomm, jcomm_field_Comm_bind);
jboolean finished = env->GetBooleanField(jcomm, jcomm_field_Comm_finished);
if (finished == JNI_TRUE) {
return JNI_TRUE;
}
if (!comm) {
jxbt_throw_native(env,bprintf("comm is null"));
return JNI_FALSE;
}
if (MSG_comm_test(comm)) {
msg_error_t status = MSG_comm_get_status(comm);
if (status == MSG_OK) {
jcomm_bind_task(env,jcomm);
return JNI_TRUE;
} else {
//send the correct exception
jmsg_throw_status(env,status);
}
}
return JNI_FALSE;
}
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Comm_nativeInit(JNIEnv *env, jclass cls) {
jclass jfield_class_Comm = env->FindClass("org/simgrid/msg/Comm");
if (!jfield_class_Comm) {
jxbt_throw_native(env,bprintf("Can't find the org/simgrid/msg/Comm class."));
return;
}
jcomm_field_Comm_bind = jxbt_get_jfield(env, jfield_class_Comm, "bind", "J");
jcomm_field_Comm_taskBind = jxbt_get_jfield(env, jfield_class_Comm, "taskBind", "J");
jcomm_field_Comm_receiving = jxbt_get_jfield(env, jfield_class_Comm, "receiving", "Z");
jtask_field_Comm_task = jxbt_get_jfield(env, jfield_class_Comm, "task", "Lorg/simgrid/msg/Task;");
jcomm_field_Comm_finished = jxbt_get_jfield(env, jfield_class_Comm, "finished", "Z");
if (!jcomm_field_Comm_bind || !jcomm_field_Comm_taskBind || !jcomm_field_Comm_receiving || !jtask_field_Comm_task || !jcomm_field_Comm_finished) {
jxbt_throw_native(env,bprintf("Can't find some fields in Java class."));
}
}
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Comm_waitCompletion(JNIEnv *env, jobject jcomm, jdouble timeout) {
msg_comm_t comm = (msg_comm_t) (uintptr_t) env->GetLongField(jcomm, jcomm_field_Comm_bind);
if (!comm) {
jxbt_throw_native(env,bprintf("comm is null"));
return;
}
jboolean finished = env->GetBooleanField(jcomm, jcomm_field_Comm_finished);
if (finished == JNI_TRUE) {
return;
}
msg_error_t status;
status = MSG_comm_wait(comm,(double)timeout);
env->SetBooleanField(jcomm, jcomm_field_Comm_finished, JNI_TRUE);
if (status == MSG_OK) {
jcomm_bind_task(env,jcomm);
return;
}
else {
jmsg_throw_status(env,status);
}
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_As_nativeInit(JNIEnv *env, jclass cls) {
jclass class_As = env->FindClass("org/simgrid/msg/As");
jas_method_As_constructor = env->GetMethodID(class_As, "<init>", "()V");
jas_field_As_bind = jxbt_get_jfield(env,class_As, "bind", "J");
if (!class_As || !jas_method_As_constructor || !jas_field_As_bind) {
jxbt_throw_native(env,bprintf("Can't find some fields in Java class. You should report this bug."));
}
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_VM_nativeInit(JNIEnv *env, jclass cls)
{
jclass jprocess_class_VM = env->FindClass("org/simgrid/msg/VM");
jvm_field_bind = jxbt_get_jfield(env, jprocess_class_VM, "bind", "J");
if (!jvm_field_bind ) {
jxbt_throw_native(env,bprintf("Can't find some fields in Java class. You should report this bug."));
}
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_nativeInit(JNIEnv *env, jclass cls) {
jclass class_Host = env->FindClass("org/simgrid/msg/Host");
jhost_method_Host_constructor = env->GetMethodID(class_Host, "<init>", "()V");
jhost_field_Host_bind = jxbt_get_jfield(env,class_Host, "bind", "J");
jhost_field_Host_name = jxbt_get_jfield(env, class_Host, "name", "Ljava/lang/String;");
if (!class_Host || !jhost_field_Host_name || !jhost_method_Host_constructor || !jhost_field_Host_bind) {
jxbt_throw_native(env,bprintf("Can't find some fields in Java class. You should report this bug."));
}
}
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Storage_nativeInit(JNIEnv *env, jclass cls) {
jclass class_Storage = (*env)->FindClass(env, "org/simgrid/msg/Storage");
jstorage_method_Storage_constructor = (*env)->GetMethodID(env, class_Storage, "<init>", "()V");
jstorage_field_Storage_bind = jxbt_get_jfield(env,class_Storage, "bind", "J");
jstorage_field_Storage_name = jxbt_get_jfield(env, class_Storage, "name", "Ljava/lang/String;");
if (!class_Storage || !jstorage_field_Storage_name || !jstorage_method_Storage_constructor || !jstorage_field_Storage_bind) {
jxbt_throw_native(env,bprintf("Can't find some fields in Java class. You should report this bug."));
}
}
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Process_nativeInit(JNIEnv *env, jclass cls) {
jclass jprocess_class_Process = (*env)->FindClass(env, "org/simgrid/msg/Process");
jprocess_field_Process_name = jxbt_get_jfield(env, jprocess_class_Process, "name", "Ljava/lang/String;");
jprocess_field_Process_bind = jxbt_get_jfield(env, jprocess_class_Process, "bind", "J");
jprocess_field_Process_id = jxbt_get_jfield(env, jprocess_class_Process, "id", "J");
jprocess_field_Process_pid = jxbt_get_jfield(env, jprocess_class_Process, "pid", "I");
jprocess_field_Process_ppid = jxbt_get_jfield(env, jprocess_class_Process, "ppid", "I");
jprocess_field_Process_host = jxbt_get_jfield(env, jprocess_class_Process, "host", "Lorg/simgrid/msg/Host;");
jprocess_field_Process_killTime = jxbt_get_jfield(env, jprocess_class_Process, "killTime", "D");
if (!jprocess_class_Process || !jprocess_field_Process_id || !jprocess_field_Process_name || !jprocess_field_Process_pid ||
!jprocess_field_Process_ppid || !jprocess_field_Process_host) {
jxbt_throw_native(env,bprintf("Can't find some fields in Java class. You should report this bug."));
}
}
void jmsg_throw_status(JNIEnv *env, msg_error_t status) {
switch (status) {
case MSG_TIMEOUT:
jxbt_throw_time_out_failure(env,nullptr);
break;
case MSG_TRANSFER_FAILURE:
jxbt_throw_transfer_failure(env,nullptr);
break;
case MSG_HOST_FAILURE:
jxbt_throw_host_failure(env,nullptr);
break;
case MSG_TASK_CANCELED:
jxbt_throw_task_cancelled(env,nullptr);
break;
default:
jxbt_throw_native(env,xbt_strdup("undefined message failed "
"(please see jmsg_throw_status function in jmsg.cpp)"));
}
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Semaphore_nativeInit(JNIEnv *env, jclass cls) {
jsyncro_field_Semaphore_bind = jxbt_get_sfield(env, "org/simgrid/msg/Semaphore", "bind", "J");
if (!jsyncro_field_Semaphore_bind) {
jxbt_throw_native(env,bprintf("Can't find some fields in Semaphore Java class. You should report this bug."));
}
}
