#include <simgrid/msg.h>
#include <simgrid/simix.h>
-#include <surf/surfxml_parse.h>
#include <locale.h>
#include <src/simix/smx_private.h>
int JAVA_HOST_LEVEL;
int JAVA_STORAGE_LEVEL;
-static int create_jprocess(int argc, char *argv[]);
-
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg);
JavaVM *__java_vm = NULL;
jxbt_throw_task_cancelled(env,NULL);
break;
default:
- jxbt_throw_native(env,xbt_strdup("undefined message failed (please see jmsg_throw_status function in jmsg.c)"));
+ jxbt_throw_native(env,xbt_strdup("undefined message failed "
+ "(please see jmsg_throw_status function in jmsg.cpp)"));
}
}
MSG_init(&argc, argv);
- JAVA_HOST_LEVEL = xbt_lib_add_level(host_lib, (void_f_pvoid_t) __JAVA_host_priv_free);
- JAVA_STORAGE_LEVEL = xbt_lib_add_level(storage_lib, (void_f_pvoid_t) __JAVA_storage_priv_free);
+ JAVA_HOST_LEVEL = simgrid::s4u::Host::extension_create(__JAVA_host_priv_free);
+ JAVA_STORAGE_LEVEL = xbt_lib_add_level(storage_lib, __JAVA_storage_priv_free);
for (index = 0; index < argc; index++)
free(argv[index]);
JNIEXPORT void JNICALL
JNICALL Java_org_simgrid_msg_Msg_run(JNIEnv * env, jclass cls)
{
- msg_error_t rv;
- int index;
- xbt_dynar_t hosts, storages;
- jobject jhost, jstorage;
-
-
/* Run everything */
XBT_DEBUG("Ready to run MSG_MAIN");
- rv = MSG_main();
+ msg_error_t rv = MSG_main();
XBT_DEBUG("Done running MSG_MAIN");
jxbt_check_res("MSG_main()", rv, MSG_OK,
xbt_strdup("unexpected error : MSG_main() failed .. please report this bug "));
XBT_INFO("MSG_main finished; Cleaning up the simulation...");
/* Cleanup java hosts */
- hosts = MSG_hosts_as_dynar();
- for (index = 0; index < xbt_dynar_length(hosts) - 1; index++) {
- jhost = (jobject) xbt_lib_get_level(xbt_dynar_get_as(hosts,index,msg_host_t), JAVA_HOST_LEVEL);
+ xbt_dynar_t hosts = MSG_hosts_as_dynar();
+ for (unsigned long index = 0; index < xbt_dynar_length(hosts) - 1; index++) {
+ msg_host_t msg_host = xbt_dynar_get_as(hosts,index,msg_host_t);
+ jobject jhost = (jobject) msg_host->extension(JAVA_HOST_LEVEL);
if (jhost)
jhost_unref(env, jhost);
xbt_dynar_free(&hosts);
/* Cleanup java storages */
- storages = MSG_storages_as_dynar();
+ xbt_dynar_t storages = MSG_storages_as_dynar();
if(!xbt_dynar_is_empty(storages)){
- for (index = 0; index < xbt_dynar_length(storages) - 1; index++) {
- jstorage = (jobject) xbt_lib_get_level(xbt_dynar_get_as(storages,index,msg_storage_t), JAVA_STORAGE_LEVEL);
+ for (unsigned long index = 0; index < xbt_dynar_length(storages) - 1; index++) {
+ jobject jstorage = (jobject) xbt_lib_get_level(xbt_dynar_get_as(storages,index,msg_storage_t), JAVA_STORAGE_LEVEL);
if (jstorage)
jstorage_unref(env, jstorage);
}
XBT_CRITICAL("%s", s);
env->ReleaseStringUTFChars(js, s);
}
+
+static int java_main(int argc, char *argv[]);
+
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Msg_deployApplication(JNIEnv * env, jclass cls,
jstring jdeploymentFile)
const char *deploymentFile =
env->GetStringUTFChars(jdeploymentFile, 0);
- SIMIX_function_register_default(create_jprocess);
+ SIMIX_function_register_default(java_main);
MSG_launch_application(deploymentFile);
}
-/**
- * Function called when there is the need to create the java Process object
- * (when we are using deployement files).
- * it HAS to be executed on the process context, else really bad things will happen.
+
+SG_END_DECL()
+
+/** Run a Java org.simgrid.msg.Process
+ *
+ * If needed, this waits for the process starting time.
+ * Then it calls the Process.run() method.
*/
-static int create_jprocess(int argc, char *argv[]) {
+static void run_jprocess(JNIEnv *env, jobject jprocess)
+{
+ xbt_assert(jprocess != nullptr, "Process not created...");
+ //wait for the process to be able to begin
+ //TODO: Cache it
+ jfieldID jprocess_field_Process_startTime = jxbt_get_sfield(env, "org/simgrid/msg/Process", "startTime", "D");
+ jdouble startTime = env->GetDoubleField(jprocess, jprocess_field_Process_startTime);
+ if (startTime > MSG_get_clock())
+ MSG_process_sleep(startTime - MSG_get_clock());
+ //Execution of the "run" method.
+ jmethodID id = jxbt_get_smethod(env, "org/simgrid/msg/Process", "run", "()V");
+ xbt_assert( (id != nullptr), "Method not found...");
+ env->CallVoidMethod(jprocess, id);
+}
+
+/** Create a Java org.simgrid.msg.Process with the arguments and run it */
+static int java_main(int argc, char *argv[])
+{
JNIEnv *env = get_current_thread_env();
+ simgrid::java::JavaContext* context =
+ (simgrid::java::JavaContext*) SIMIX_context_self();
+
//Change the "." in class name for "/".
xbt_str_subst(argv[0],'.','/',0);
jclass class_Process = env->FindClass(argv[0]);
jprocess = env->NewGlobalRef(jprocess);
//bind the process to the context
msg_process_t process = MSG_process_self();
- simgrid::java::JavaContext* context =
- (simgrid::java::JavaContext*) MSG_process_get_smx_ctx(process);
+
context->jprocess = jprocess;
/* sets the PID and the PPID of the process */
env->SetIntField(jprocess, jprocess_field_Process_pid,(jint) MSG_process_get_PID(process));
env->SetIntField(jprocess, jprocess_field_Process_ppid, (jint) MSG_process_get_PPID(process));
jprocess_bind(jprocess, process, env);
+ run_jprocess(env, context->jprocess);
return 0;
}
-SG_END_DECL()
+namespace simgrid {
+namespace java {
+
+/** Run the Java org.simgrid.msg.Process */
+void java_main_jprocess(jobject jprocess)
+{
+ JNIEnv *env = get_current_thread_env();
+ simgrid::java::JavaContext* context =
+ (simgrid::java::JavaContext*) SIMIX_context_self();
+ context->jprocess = jprocess;
+ smx_process_t process = SIMIX_process_self();
+ jprocess_bind(context->jprocess, process, env);
+
+ // Adrien, ugly path, just to bypass creation of context at low levels
+ // (i.e such as for the VM migration for instance)
+ if (context->jprocess == nullptr)
+ return;
+ else
+ run_jprocess(env, context->jprocess);
+}
+
+}
+}
+
+
+
+#include "simgrid/plugins/energy.h"
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Msg_energyInit(void) {
+ sg_energy_plugin_init();
+}