-/* Functions related to the java host instances. */
+/* Java bindings of the NetZones. */
-/* Copyright (c) 2007-2015. 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 "xbt/str.h"
-#include "xbt/dict.h"
-#include "simgrid/msg.h"
-#include "jmsg_as.h"
-#include "jmsg_host.h"
-#include "jxbt_utilities.h"
-#include "jmsg.h"
+#include "simgrid/kernel/routing/NetZoneImpl.hpp"
+#include "simgrid/s4u/Host.hpp"
+#include "simgrid/s4u/NetZone.hpp"
+#include "jmsg.hpp"
+#include "jmsg_as.hpp"
+#include "jmsg_host.h"
+#include "jxbt_utilities.hpp"
-XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg);
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(java);
static jmethodID jas_method_As_constructor;
static jfieldID jas_field_As_bind;
-jobject jas_new_instance(JNIEnv * env) {
+jobject jnetzone_new_instance(JNIEnv* env)
+{
jclass cls = jxbt_get_class(env, "org/simgrid/msg/As");
return env->NewObject(cls, jas_method_As_constructor);
}
-jobject jas_ref(JNIEnv * env, jobject jas) {
+jobject jnetzone_ref(JNIEnv* env, jobject jas)
+{
return env->NewGlobalRef(jas);
}
-void jas_unref(JNIEnv * env, jobject jas) {
+void jnetzone_unref(JNIEnv* env, jobject jas)
+{
env->DeleteGlobalRef(jas);
}
-void jas_bind(jobject jas, msg_as_t as, JNIEnv * env) {
- env->SetLongField(jas, jas_field_As_bind, (jlong) (uintptr_t) (as));
+void jnetzone_bind(jobject jas, simgrid::s4u::NetZone* netzone, JNIEnv* env)
+{
+ env->SetLongField(jas, jas_field_As_bind, (jlong)(uintptr_t)(netzone));
}
-msg_as_t jas_get_native(JNIEnv * env, jobject jas) {
- return (msg_as_t) (uintptr_t) env->GetLongField(jas, jas_field_As_bind);
+simgrid::s4u::NetZone* jnetzone_get_native(JNIEnv* env, jobject jas)
+{
+ return (simgrid::s4u::NetZone*)(uintptr_t)env->GetLongField(jas, jas_field_As_bind);
}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_As_nativeInit(JNIEnv *env, jclass cls) {
+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."));
- }
+ xbt_assert(class_As && jas_method_As_constructor && jas_field_As_bind,
+ "Native initialization of msg/AS failed. Please report that bug");
}
-JNIEXPORT jobject JNICALL
-Java_org_simgrid_msg_As_getName(JNIEnv * env, jobject jas) {
- msg_as_t as = jas_get_native(env, jas);
- return env->NewStringUTF(MSG_environment_as_get_name(as));
+JNIEXPORT jobject JNICALL Java_org_simgrid_msg_As_getName(JNIEnv * env, jobject jas) {
+ const simgrid::s4u::NetZone* as = jnetzone_get_native(env, jas);
+ return env->NewStringUTF(as->get_cname());
}
-JNIEXPORT jobjectArray JNICALL
-Java_org_simgrid_msg_As_getSons(JNIEnv * env, jobject jas) {
+JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_As_getSons(JNIEnv * env, jobject jas) {
int index = 0;
jobjectArray jtable;
- jobject tmp_jas;
- msg_as_t tmp_as;
- msg_as_t self_as = jas_get_native(env, jas);
-
- xbt_dict_t dict = MSG_environment_as_get_routing_sons(self_as);
- int count = xbt_dict_length(dict);
+ const simgrid::s4u::NetZone* self_as = jnetzone_get_native(env, jas);
+
jclass cls = env->FindClass("org/simgrid/msg/As");
- if (!cls) {
- return NULL;
- }
+ if (not cls)
+ return nullptr;
- jtable = env->NewObjectArray((jsize) count, cls, NULL);
+ jtable = env->NewObjectArray(static_cast<jsize>(self_as->get_children().size()), cls, nullptr);
- if (!jtable) {
+ if (not jtable) {
jxbt_throw_jni(env, "Hosts table allocation failed");
- return NULL;
+ return nullptr;
}
- xbt_dict_cursor_t cursor=NULL;
- char *key;
-
- xbt_dict_foreach(dict,cursor,key,tmp_as) {
- tmp_jas = jas_new_instance(env);
- if (!tmp_jas) {
+ for (auto const& tmp_as : self_as->get_children()) {
+ jobject tmp_jas = jnetzone_new_instance(env);
+ if (not tmp_jas) {
jxbt_throw_jni(env, "java As instantiation failed");
- return NULL;
+ return nullptr;
}
- tmp_jas = jas_ref(env, tmp_jas);
- if (!tmp_jas) {
+ tmp_jas = jnetzone_ref(env, tmp_jas);
+ if (not tmp_jas) {
jxbt_throw_jni(env, "new global ref allocation failed");
- return NULL;
+ return nullptr;
}
- jas_bind(tmp_jas, tmp_as, env);
+ jnetzone_bind(tmp_jas, tmp_as, env);
env->SetObjectArrayElement(jtable, index, tmp_jas);
index++;
-
}
return jtable;
}
-JNIEXPORT jobject JNICALL
-Java_org_simgrid_msg_As_getProperty(JNIEnv *env, jobject jas, jobject jname) {
- msg_as_t as = jas_get_native(env, jas);
+JNIEXPORT jobject JNICALL Java_org_simgrid_msg_As_getProperty(JNIEnv *env, jobject jas, jobject jname) {
+ const simgrid::s4u::NetZone* as = jnetzone_get_native(env, jas);
- if (!as) {
+ if (not as) {
jxbt_throw_notbound(env, "as", jas);
- return NULL;
+ return nullptr;
}
- const char *name = env->GetStringUTFChars((jstring) jname, 0);
+ jstring_wrapper name(env, static_cast<jstring>(jname));
- const char *property = MSG_environment_as_get_property_value(as, name);
- if (!property) {
- return NULL;
+ const char* property = sg_zone_get_property_value(as, name);
+ if (not property) {
+ return nullptr;
}
jobject jproperty = env->NewStringUTF(property);
- env->ReleaseStringUTFChars((jstring) jname, name);
-
return jproperty;
}
-JNIEXPORT jobjectArray JNICALL
-Java_org_simgrid_msg_As_getHosts(JNIEnv * env, jobject jas)
+JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_As_getHosts(JNIEnv * env, jobject jas)
{
- int index;
jobjectArray jtable;
jobject jhost;
jstring jname;
- msg_host_t host;
- msg_as_t as = jas_get_native(env, jas);
-
- xbt_dynar_t table = MSG_environment_as_get_hosts(as);
- int count = xbt_dynar_length(table);
+ const simgrid::s4u::NetZone* as = jnetzone_get_native(env, jas);
jclass cls = jxbt_get_class(env, "org/simgrid/msg/Host");
+ if (not cls)
+ return nullptr;
- if (!cls) {
- return NULL;
- }
-
- jtable = env->NewObjectArray((jsize) count, cls, NULL);
+ std::vector<simgrid::s4u::Host*> table = as->get_all_hosts();
- if (!jtable) {
+ jtable = env->NewObjectArray(static_cast<jsize>(table.size()), cls, nullptr);
+
+ if (not jtable) {
jxbt_throw_jni(env, "Hosts table allocation failed");
- return NULL;
+ return nullptr;
}
- for (index = 0; index < count; index++) {
-
- host = xbt_dynar_get_as(table,index,msg_host_t);
-
- jhost = (jobject) host->extension(JAVA_HOST_LEVEL);
- if (!jhost) {
- jname = env->NewStringUTF(MSG_host_get_name(host));
+ int index = 0;
+ for (auto const& host : table) {
+ jhost = static_cast<jobject>(host->extension(JAVA_HOST_LEVEL));
+ if (not jhost) {
+ jname = env->NewStringUTF(host->get_cname());
jhost = Java_org_simgrid_msg_Host_getByName(env, cls, jname);
- /* FIXME: leak of jname ? */
+ env->ReleaseStringUTFChars(static_cast<jstring>(jname), host->get_cname());
}
env->SetObjectArrayElement(jtable, index, jhost);
+ index++;
}
- xbt_dynar_free(&table);
return jtable;
}