/* Functions related to the java host instances. */
-/* Copyright (c) 2007-2019. 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. */
#include "simgrid/plugins/energy.h"
#include "simgrid/plugins/load.h"
#include "simgrid/s4u/Host.hpp"
-#include "simgrid/s4u/Storage.hpp"
#include "JavaContext.hpp"
#include "jmsg.hpp"
#include "jmsg_host.h"
-#include "jmsg_storage.h"
#include "jxbt_utilities.hpp"
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(java);
"Native initialization of msg/Host failed. Please report that bug");
}
-JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Host_getByName(JNIEnv * env, jclass cls, jstring jname) {
-
+JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Host_getByName(JNIEnv* env, jclass cls, jstring jname)
+{
/* get the C string from the java string */
if (jname == nullptr) {
jxbt_throw_null(env, "No host can have a null name");
return nullptr;
}
- const char *name = env->GetStringUTFChars(jname, 0);
+ jstring_wrapper name(env, jname);
/* get the host by name (the hosts are created during the grid resolution) */
- msg_host_t host = MSG_host_by_name(name);
+ sg_host_t host = sg_host_by_name(name);
if (not host) { /* invalid name */
jxbt_throw_host_not_found(env, name);
- env->ReleaseStringUTFChars(jname, name);
return nullptr;
}
- env->ReleaseStringUTFChars(jname, name);
if (not host->extension(JAVA_HOST_LEVEL)) { /* native host not associated yet with java host */
/* Instantiate a new java host */
jhost_bind(jhost, host, env);
/* the native host data field is set with the global reference to the java host returned by this function */
- host->extension_set(JAVA_HOST_LEVEL, (void *)jhost);
+ host->extension_set(JAVA_HOST_LEVEL, jhost);
}
/* return the global reference to the java host instance */
JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Host_currentHost(JNIEnv * env, jclass cls) {
jobject jhost;
- msg_host_t host = MSG_host_self();
+ sg_host_t host = sg_host_self();
if (not host->extension(JAVA_HOST_LEVEL)) {
/* the native host not yet associated with the java host instance */
- /* instanciate a new java host instance */
+ /* instantiate a new java host instance */
jhost = jhost_new_instance(env);
if (not jhost) {
env->SetObjectField(jhost, jhost_field_Host_name, jname);
/* Bind & store it */
jhost_bind(jhost, host, env);
- host->extension_set(JAVA_HOST_LEVEL, (void *) jhost);
+ host->extension_set(JAVA_HOST_LEVEL, jhost);
} else {
jhost = (jobject) host->extension(JAVA_HOST_LEVEL);
}
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_on(JNIEnv *env, jobject jhost) {
- msg_host_t host = jhost_get_native(env, jhost);
- MSG_host_on(host);
+ sg_host_t host = jhost_get_native(env, jhost);
+ sg_host_turn_on(host);
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_off(JNIEnv *env, jobject jhost) {
- msg_host_t host = jhost_get_native(env, jhost);
- if (not simgrid::ForcefulKillException::try_n_catch([host]() { MSG_host_off(host); }))
+ sg_host_t host = jhost_get_native(env, jhost);
+ if (not simgrid::ForcefulKillException::try_n_catch([host]() { sg_host_turn_off(host); }))
jxbt_throw_by_name(env, "org/simgrid/msg/ProcessKilledError", "Host turned off");
}
JNIEXPORT jint JNICALL Java_org_simgrid_msg_Host_getCount(JNIEnv * env, jclass cls) {
- xbt_dynar_t hosts = MSG_hosts_as_dynar();
- int nb_host = xbt_dynar_length(hosts);
- xbt_dynar_free(&hosts);
- return (jint) nb_host;
+ return (jint)sg_host_count();
}
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getSpeed(JNIEnv * env, jobject jhost) {
- msg_host_t host = jhost_get_native(env, jhost);
+ const_sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return -1;
}
- return (jdouble) MSG_host_get_speed(host);
+ return (jdouble)sg_host_get_speed(host);
}
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getCoreNumber(JNIEnv * env, jobject jhost) {
- msg_host_t host = jhost_get_native(env, jhost);
+ const_sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return -1;
}
- return (jdouble) MSG_host_get_core_number(host);
+ return (jdouble)sg_host_core_count(host);
}
JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Host_getProperty(JNIEnv *env, jobject jhost, jobject jname) {
- msg_host_t host = jhost_get_native(env, jhost);
+ const_sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return nullptr;
}
- const char *name = env->GetStringUTFChars((jstring) jname, 0);
+ jstring_wrapper name(env, (jstring)jname);
- const char *property = MSG_host_get_property_value(host, name);
+ const char* property = sg_host_get_property_value(host, name);
if (not property) {
return nullptr;
}
jobject jproperty = env->NewStringUTF(property);
- env->ReleaseStringUTFChars((jstring) jname, name);
-
return jproperty;
}
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Host_setProperty(JNIEnv *env, jobject jhost, jobject jname, jobject jvalue) {
- msg_host_t host = jhost_get_native(env, jhost);
+ sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return;
}
- const char *name = env->GetStringUTFChars((jstring) jname, 0);
- const char *value_java = env->GetStringUTFChars((jstring) jvalue, 0);
- char *value = xbt_strdup(value_java);
+ jstring_wrapper name(env, (jstring)jname);
+ jstring_wrapper value_java(env, (jstring)jvalue);
+ const char* value = xbt_strdup(value_java);
- MSG_host_set_property_value(host, name, value);
-
- env->ReleaseStringUTFChars((jstring) jvalue, value_java);
- env->ReleaseStringUTFChars((jstring) jname, name);
+ sg_host_set_property_value(host, name, value);
}
JNIEXPORT jboolean JNICALL Java_org_simgrid_msg_Host_isOn(JNIEnv * env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
-
- if (not host) {
- jxbt_throw_notbound(env, "host", jhost);
- return 0;
- }
-
- return (jboolean) MSG_host_is_on(host);
-}
-
-JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_Host_getMountedStorage(JNIEnv * env, jobject jhost)
-{
- msg_host_t host = jhost_get_native(env, jhost);
- jobject jstorage;
- jstring jname;
-
- if (not host) {
- jxbt_throw_notbound(env, "host", jhost);
- return 0;
- }
-
- int index = 0;
- jobjectArray jtable;
- std::unordered_map<std::string, msg_storage_t> mounted_storages = host->get_mounted_storages();
- int count = mounted_storages.size();
- jclass cls = env->FindClass("org/simgrid/msg/Storage");
-
- jtable = env->NewObjectArray((jsize) count, cls, nullptr);
-
- if (not jtable) {
- jxbt_throw_jni(env, "Storages table allocation failed");
- return nullptr;
- }
-
- for (auto const& elm : mounted_storages) {
- jname = env->NewStringUTF(elm.second->get_cname());
- jstorage = Java_org_simgrid_msg_Storage_getByName(env,cls,jname);
- env->SetObjectArrayElement(jtable, index, jstorage);
- index++;
- }
- return jtable;
-}
-
-JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_Host_getAttachedStorage(JNIEnv * env, jobject jhost)
-{
- msg_host_t host = jhost_get_native(env, jhost);
+ const_sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return 0;
}
- jobjectArray jtable;
-
- xbt_dynar_t dyn = sg_host_get_attached_storage_list(host);
- jclass cls = jxbt_get_class(env, "java/lang/String");
- jtable = env->NewObjectArray(static_cast<jsize>(xbt_dynar_length(dyn)), cls, nullptr);
- unsigned int index;
- const char* storage_name;
- jstring jstorage_name;
- xbt_dynar_foreach (dyn, index, storage_name) {
- jstorage_name = env->NewStringUTF(storage_name);
- env->SetObjectArrayElement(jtable, index, jstorage_name);
- }
- xbt_dynar_free_container(&dyn);
- return jtable;
-}
-
-JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_Host_getStorageContent(JNIEnv * env, jobject jhost)
-{
- msg_host_t host = jhost_get_native(env, jhost);
- if (not host) {
- jxbt_throw_notbound(env, "host", jhost);
- return 0;
- }
- return (jobjectArray)MSG_host_get_storage_content(host);
+ return (jboolean)sg_host_is_on(host);
}
JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_Host_all(JNIEnv * env, jclass cls_arg)
{
-
- xbt_dynar_t table = MSG_hosts_as_dynar();
- int count = xbt_dynar_length(table);
+ sg_host_t* table = sg_host_list();
+ int count = sg_host_count();
jclass cls = jxbt_get_class(env, "org/simgrid/msg/Host");
if (not cls)
}
for (int index = 0; index < count; index++) {
- msg_host_t host = xbt_dynar_get_as(table, index, msg_host_t);
- jobject jhost = static_cast<jobject>(host->extension(JAVA_HOST_LEVEL));
+ auto jhost = static_cast<jobject>(table[index]->extension(JAVA_HOST_LEVEL));
if (not jhost) {
- jstring jname = env->NewStringUTF(host->get_cname());
+ jstring jname = env->NewStringUTF(table[index]->get_cname());
jhost = Java_org_simgrid_msg_Host_getByName(env, cls_arg, jname);
}
env->SetObjectArrayElement(jtable, index, jhost);
}
- xbt_dynar_free(&table);
+ xbt_free(table);
return jtable;
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_setAsyncMailbox(JNIEnv * env, jclass cls_arg, jobject jname)
{
- const char *name = env->GetStringUTFChars((jstring) jname, 0);
+ jstring_wrapper name(env, (jstring)jname);
sg_mailbox_set_receiver(name);
- env->ReleaseStringUTFChars((jstring) jname, name);
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_updateAllEnergyConsumptions(JNIEnv* env, jclass cls)
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getConsumedEnergy (JNIEnv *env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
+ const_sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return 0;
}
- return MSG_host_get_consumed_energy(host);
+ return sg_host_get_consumed_energy(host);
}
JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_setPstate(JNIEnv* env, jobject jhost, jint pstate)
{
- msg_host_t host = jhost_get_native(env, jhost);
- MSG_host_set_pstate(host, pstate);
+ sg_host_t host = jhost_get_native(env, jhost);
+ sg_host_set_pstate(host, pstate);
}
JNIEXPORT jint JNICALL Java_org_simgrid_msg_Host_getPstate(JNIEnv* env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
- return MSG_host_get_pstate(host);
+ const_sg_host_t host = jhost_get_native(env, jhost);
+ return sg_host_get_pstate(host);
}
JNIEXPORT jint JNICALL Java_org_simgrid_msg_Host_getPstatesCount(JNIEnv* env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
- return MSG_host_get_nb_pstates(host);
+ const_sg_host_t host = jhost_get_native(env, jhost);
+ return sg_host_get_nb_pstates(host);
}
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getCurrentPowerPeak(JNIEnv* env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
- return MSG_host_get_speed(host);
+ const_sg_host_t host = jhost_get_native(env, jhost);
+ return sg_host_get_speed(host);
}
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getPowerPeakAt(JNIEnv* env, jobject jhost, jint pstate)
{
- msg_host_t host = jhost_get_native(env, jhost);
- return MSG_host_get_power_peak_at(host, pstate);
+ const_sg_host_t host = jhost_get_native(env, jhost);
+ return sg_host_get_pstate_speed(host, pstate);
}
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getLoad(JNIEnv* env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
- return MSG_host_get_load(host);
+ const_sg_host_t host = jhost_get_native(env, jhost);
+ return sg_host_get_load(host);
}
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getCurrentLoad (JNIEnv *env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
+ const_sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return 0;
}
- return MSG_host_get_current_load(host);
+ return sg_host_get_current_load(host);
}
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getComputedFlops (JNIEnv *env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
+ const_sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return 0;
}
- return MSG_host_get_computed_flops(host);
+ return sg_host_get_computed_flops(host);
}
JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getAvgLoad (JNIEnv *env, jobject jhost)
{
- msg_host_t host = jhost_get_native(env, jhost);
+ const_sg_host_t host = jhost_get_native(env, jhost);
if (not host) {
jxbt_throw_notbound(env, "host", jhost);
return 0;
}
- return MSG_host_get_avg_load(host);
+ return sg_host_get_avg_load(host);
}