/* Functions related to the java task instances. */
-/* Copyright (c) 2007-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2022. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_create(JNIEnv * env, jobject jtask, jstring jname,
jdouble jflopsAmount, jdouble jbytesAmount)
{
- const char *name = nullptr; /* the name of the task */
-
- if (jname)
- name = env->GetStringUTFChars(jname, nullptr);
- msg_task_t task = MSG_task_create(name, jflopsAmount, jbytesAmount, jtask);
- if (jname)
- env->ReleaseStringUTFChars(jname, name);
+ jstring_wrapper task_name(env, jname);
+ msg_task_t task = MSG_task_create(task_name, jflopsAmount, jbytesAmount, jtask);
/* bind & store the task */
jtask_bind(jtask, task, env);
env->ReleaseDoubleArrayElements(jmessageSizes_arg, jmessageSizes, 0);
/* get the C string from the java string */
- const char* name = env->GetStringUTFChars(jname, nullptr);
+ jstring_wrapper name(env, jname);
msg_task_t task = MSG_parallel_task_create(name, host_count, hosts, computeDurations, messageSizes, jtask);
- env->ReleaseStringUTFChars(jname, name);
/* associate the java task object and the native task */
jtask_bind(jtask, task, env);
}
msg_error_t rv = MSG_task_cancel(ptask);
-
- jxbt_check_res("MSG_task_cancel()", rv, MSG_OK, "unexpected error , please report this bug");
+ xbt_assert(rv == MSG_OK, "MSG_task_cancel() unexpectedly failed with error code %d. Please report this bug", rv);
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_execute(JNIEnv * env, jobject jtask)
jxbt_throw_notbound(env, "task", jtask);
return;
}
- const char* name = env->GetStringUTFChars((jstring)jname, nullptr);
+ jstring_wrapper name(env, static_cast<jstring>(jname));
env->SetObjectField(jtask, jtask_field_Task_name, jname);
MSG_task_set_name(task, name);
-
- env->ReleaseStringUTFChars((jstring) jname, name);
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_setPriority(JNIEnv * env, jobject jtask, jdouble priority)
/* Add a global ref into the Ctask so that the receiver can use it */
MSG_task_set_data(task, env->NewGlobalRef(jtask));
- const char* alias = env->GetStringUTFChars(jalias, nullptr);
+ jstring_wrapper alias(env, jalias);
msg_error_t res = MSG_task_send_with_timeout_bounded(task, alias, jtimeout, maxrate);
- env->ReleaseStringUTFChars(jalias, alias);
if (res != MSG_OK)
jmsg_throw_status(env, res);
{
msg_task_t task = nullptr;
- const char* alias = env->GetStringUTFChars(jalias, nullptr);
+ jstring_wrapper alias(env, jalias);
msg_error_t rv;
if (not simgrid::ForcefulKillException::try_n_catch(
[&rv, &task, &alias, &jtimeout]() { rv = MSG_task_receive_with_timeout(&task, alias, (double)jtimeout); })) {
jxbt_throw_by_name(env, "org/simgrid/msg/ProcessKilledError", "Process killed");
}
- env->ReleaseStringUTFChars(jalias, alias);
if (env->ExceptionOccurred())
return nullptr;
if (rv != MSG_OK) {
return nullptr;
}
- const char* mailbox = env->GetStringUTFChars(jmailbox, nullptr);
+ jstring_wrapper mailbox(env, jmailbox);
msg_comm_t comm = MSG_task_irecv(task, mailbox);
- env->ReleaseStringUTFChars(jmailbox, mailbox);
env->SetLongField(jcomm, jtask_field_Comm_bind, (jlong) (uintptr_t)(comm));
env->SetLongField(jcomm, jtask_field_Comm_taskBind, (jlong) (uintptr_t)(task));
{
msg_task_t task = nullptr;
- const char* alias = env->GetStringUTFChars(jalias, nullptr);
+ jstring_wrapper alias(env, jalias);
msg_error_t res = MSG_task_receive_with_timeout_bounded(&task, alias, jtimeout, rate);
if (env->ExceptionOccurred())
return nullptr;
env->DeleteGlobalRef(jtask_global);
MSG_task_set_data(task, nullptr);
- env->ReleaseStringUTFChars(jalias, alias);
-
return (jobject) jtask_local;
}
return nullptr;
}
- const char* mailbox = env->GetStringUTFChars(jmailbox, nullptr);
+ jstring_wrapper mailbox(env, jmailbox);
msg_comm_t comm = MSG_task_irecv_bounded(task, mailbox, rate);
- env->ReleaseStringUTFChars(jmailbox, mailbox);
env->SetLongField(jcomm, jtask_field_Comm_bind, (jlong) (uintptr_t)(comm));
env->SetLongField(jcomm, jtask_field_Comm_taskBind, (jlong) (uintptr_t)(task));
return nullptr;
jobject jcomm = env->NewObject(comm_class, jtask_method_Comm_constructor);
- const char* mailbox = env->GetStringUTFChars(jmailbox, nullptr);
+ jstring_wrapper mailbox(env, jmailbox);
msg_task_t task = jtask_to_native(jtask, env);
if (not task) {
- env->ReleaseStringUTFChars(jmailbox, mailbox);
env->DeleteLocalRef(jcomm);
jxbt_throw_notbound(env, "task", jtask);
return nullptr;
env->SetLongField(jcomm, jtask_field_Comm_taskBind, (jlong) (uintptr_t)(nullptr));
env->SetBooleanField(jcomm, jtask_field_Comm_receiving, JNI_FALSE);
- env->ReleaseStringUTFChars(jmailbox, mailbox);
-
return jcomm;
}
msg_task_t task;
jobject jcomm;
msg_comm_t comm;
- const char *mailbox;
jclass comm_class = env->FindClass("org/simgrid/msg/Comm");
if (not comm_class)
return nullptr;
jcomm = env->NewObject(comm_class, jtask_method_Comm_constructor);
- mailbox = env->GetStringUTFChars(jmailbox, nullptr);
+ jstring_wrapper mailbox(env, jmailbox);
task = jtask_to_native(jtask, env);
if (not task) {
- env->ReleaseStringUTFChars(jmailbox, mailbox);
env->DeleteLocalRef(jcomm);
jxbt_throw_notbound(env, "task", jtask);
return nullptr;
env->SetLongField(jcomm, jtask_field_Comm_taskBind, (jlong) (uintptr_t)(nullptr));
env->SetBooleanField(jcomm, jtask_field_Comm_receiving, JNI_FALSE);
- env->ReleaseStringUTFChars(jmailbox, mailbox);
-
return jcomm;
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_dsend(JNIEnv * env, jobject jtask, jstring jalias)
{
- const char* alias = env->GetStringUTFChars(jalias, nullptr);
+ jstring_wrapper alias(env, jalias);
msg_task_t task = jtask_to_native(jtask, env);
if (not task) {
- env->ReleaseStringUTFChars(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, env->NewGlobalRef(jtask));
MSG_task_dsend(task, alias, msg_task_cancel_on_failed_dsend);
-
- env->ReleaseStringUTFChars(jalias, alias);
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Task_dsendBounded(JNIEnv * env, jobject jtask, jstring jalias,
jdouble maxrate)
{
- const char* alias = env->GetStringUTFChars(jalias, nullptr);
+ jstring_wrapper alias(env, jalias);
msg_task_t task = jtask_to_native(jtask, env);
if (not task) {
- env->ReleaseStringUTFChars(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, env->NewGlobalRef(jtask));
MSG_task_dsend_bounded(task, alias, msg_task_cancel_on_failed_dsend, maxrate);
-
- env->ReleaseStringUTFChars(jalias, alias);
}
JNIEXPORT jboolean JNICALL Java_org_simgrid_msg_Task_listen(JNIEnv * env, jclass cls, jstring jalias)
{
- const char* alias = env->GetStringUTFChars(jalias, nullptr);
- int rv = MSG_task_listen(alias);
- env->ReleaseStringUTFChars(jalias, alias);
-
- return (jboolean) rv;
+ jstring_wrapper alias(env, jalias);
+ return (jboolean)MSG_task_listen(alias);
}
JNIEXPORT jint JNICALL Java_org_simgrid_msg_Task_listenFrom(JNIEnv * env, jclass cls, jstring jalias)
{
- const char* alias = env->GetStringUTFChars(jalias, nullptr);
- int rv = MSG_task_listen_from(alias);
- env->ReleaseStringUTFChars(jalias, alias);
-
- return (jint) rv;
+ jstring_wrapper alias(env, jalias);
+ return (jint)MSG_task_listen_from(alias);
}