/* 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 "msg/msg.h"
-#include "simix/context.h"
+#include <msg/msg.h>
+#include <simgrid/simix.h>
+#include <surf/surfxml_parse.h>
+#include <locale.h>
+
#include "smx_context_java.h"
#include "jmsg_process.h"
+
#include "jmsg_host.h"
#include "jmsg_task.h"
-#include "jmsg_application_handler.h"
#include "jxbt_utilities.h"
#include "jmsg.h"
-#include "surf/surfxml_parse.h"
-XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg);
+/* Shut up some errors in eclipse online compiler. I wish such a pimple wouldn't be needed */
+#ifndef JNIEXPORT
+#define JNIEXPORT
+#endif
+#ifndef JNICALL
+#define JNICALL
+#endif
+/* end of eclipse-mandated pimple */
-static JavaVM *__java_vm = NULL;
+static int create_jprocess(int argc, char *argv[]);
-static jobject native_to_java_process(m_process_t process);
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg);
+
+JavaVM *__java_vm = NULL;
JavaVM *get_java_VM(void)
{
JNIEnv *env;
(*__java_vm)->AttachCurrentThread(__java_vm, (void **) &env, NULL);
-
return env;
}
-static jobject native_to_java_process(m_process_t process)
-{
- return ((smx_ctx_java_t)MSG_process_get_smx_ctx(process))->jprocess;
-}
-
-/*
- * The MSG process connected functions implementation.
- */
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_processCreate(JNIEnv * env, jclass cls,
- jobject jprocess_arg,
- jobject jhost)
-{
-
-
- jobject jprocess; /* the global reference to the java process instance */
- jstring jname; /* the name of the java process instance */
- const char *name; /* the C name of the process */
- m_process_t process; /* the native process to create */
- m_host_t host; /* Where that process lives */
-
- DEBUG4("Java_simgrid_msg_MsgNative_processCreate(env=%p,cls=%p,jproc=%p,jhost=%p)",
- env, cls, jprocess_arg, jhost);
-
-
- /* get the name of the java process */
- jname = jprocess_get_name(jprocess_arg, env);
- if (!jname) {
- jxbt_throw_null(env,
- xbt_strdup("Internal error: Process name cannot be NULL"));
- return;
- }
-
- /* bind/retrieve the msg host */
- host = jhost_get_native(env, jhost);
-
- if (!(host)) { /* not binded */
- jxbt_throw_notbound(env, "host", jhost);
- return;
- }
-
- /* create a global java process instance */
- jprocess = jprocess_new_global_ref(jprocess_arg, env);
- if (!jprocess) {
- jxbt_throw_jni(env, "Can't get a global ref to the java process");
- return;
- }
-
- /* build the C name of the process */
- name = (*env)->GetStringUTFChars(env, jname, 0);
- name = xbt_strdup(name);
-
- /* Actually build the MSG process */
- process = MSG_process_create_with_environment(name,
- (xbt_main_func_t) jprocess,
- /*data*/ NULL,
- host,
- /*argc, argv, properties*/
- 0,NULL,NULL);
-
- MSG_process_set_data(process,&process);
-
- /* release our reference to the process name (variable name becomes invalid) */
- (*env)->ReleaseStringUTFChars(env, jname, name);
-
-
-
- /* bind the java process instance to the native process */
- jprocess_bind(jprocess, process, env);
-
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_processSuspend(JNIEnv * env, jclass cls,
- jobject jprocess)
-{
- m_process_t process = jprocess_to_native_process(jprocess, env);
-
- if (!process) {
- jxbt_throw_notbound(env, "process", jprocess);
- return;
- }
-
- /* try to suspend the process */
- MSG_error_t rv = MSG_process_suspend(process);
-
- jxbt_check_res("MSG_process_suspend()", rv, MSG_OK,
- bprintf("unexpected error , please report this bug"));
-
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_processResume(JNIEnv * env, jclass cls,
- jobject jprocess)
-{
- m_process_t process = jprocess_to_native_process(jprocess, env);
-
- if (!process) {
- jxbt_throw_notbound(env, "process", jprocess);
- return;
- }
-
- /* try to resume the process */
- MSG_error_t rv = MSG_process_resume(process);
-
- jxbt_check_res("MSG_process_resume()", rv, MSG_OK,
- bprintf("unexpected error , please report this bug"));
-}
-
-JNIEXPORT jboolean JNICALL
-Java_simgrid_msg_MsgNative_processIsSuspended(JNIEnv * env, jclass cls,
- jobject jprocess)
-{
- m_process_t process = jprocess_to_native_process(jprocess, env);
-
- if (!process) {
- jxbt_throw_notbound(env, "process", jprocess);
- return 0;
- }
-
- /* true is the process is suspended, false otherwise */
- return (jboolean) MSG_process_is_suspended(process);
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_processKill(JNIEnv * env, jclass cls,
- jobject jprocess)
-{
- /* get the native instances from the java ones */
- m_process_t process = jprocess_to_native_process(jprocess, env);
-
- if (!process) {
- jxbt_throw_notbound(env, "process", jprocess);
- return;
- }
-
- /* delete the global reference */
- jprocess_delete_global_ref(native_to_java_process(process), env);
-
- /* kill the native process (this wrapper is call by the destructor of the java
- * process instance)
- */
- MSG_process_kill(process);
-}
-
-JNIEXPORT jobject JNICALL
-Java_simgrid_msg_MsgNative_processGetHost(JNIEnv * env, jclass cls,
- jobject jprocess)
-{
- /* get the native instances from the java ones */
- m_process_t process = jprocess_to_native_process(jprocess, env);
- m_host_t host;
-
- if (!process) {
- jxbt_throw_notbound(env, "process", jprocess);
- return NULL;
- }
-
- host = MSG_process_get_host(process);
-
- if (!MSG_host_get_data(host)) {
- jxbt_throw_jni(env, "MSG_process_get_host() failed");
- return NULL;
- }
-
- /* return the global reference to the java host instance */
- return (jobject) MSG_host_get_data(host);
-
-}
-
-JNIEXPORT jobject JNICALL
-Java_simgrid_msg_MsgNative_processFromPID(JNIEnv * env, jclass cls,
- jint PID)
-{
- m_process_t process = MSG_process_from_PID(PID);
-
- if (!process) {
- jxbt_throw_process_not_found(env, bprintf("PID = %d",(int) PID));
- return NULL;
- }
-
- if (!native_to_java_process(process)) {
- jxbt_throw_jni(env, "SIMIX_process_get_jprocess() failed");
- return NULL;
- }
-
- return (jobject) (native_to_java_process(process));
-}
-
-
-JNIEXPORT jint JNICALL
-Java_simgrid_msg_MsgNative_processGetPID(JNIEnv * env, jclass cls,
- jobject jprocess)
-{
- m_process_t process = jprocess_to_native_process(jprocess, env);
-
- if (!process) {
- jxbt_throw_notbound(env, "process", jprocess);
- return 0;
- }
-
- return (jint) MSG_process_get_PID(process);
-}
-
-
-JNIEXPORT jint JNICALL
-Java_simgrid_msg_MsgNative_processGetPPID(JNIEnv * env, jclass cls,
- jobject jprocess)
-{
- m_process_t process = jprocess_to_native_process(jprocess, env);
-
- if (!process) {
- jxbt_throw_notbound(env, "process", jprocess);
- return 0;
- }
-
- return (jint) MSG_process_get_PPID(process);
-}
-
-JNIEXPORT jobject JNICALL
-Java_simgrid_msg_MsgNative_processSelf(JNIEnv * env, jclass cls)
-{
- m_process_t process = MSG_process_self();
- jobject jprocess;
-
- if (!process) {
- jxbt_throw_jni(env, xbt_strdup("MSG_process_self() failed"));
- return NULL;
- }
-
- jprocess = native_to_java_process(process);
-
- if (!jprocess)
- jxbt_throw_jni(env, xbt_strdup("SIMIX_process_get_jprocess() failed"));
-
- return jprocess;
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_processChangeHost(JNIEnv * env, jclass cls,
- jobject jhost)
-{
- m_host_t host = jhost_get_native(env, jhost);
-
- if (!host) {
- jxbt_throw_notbound(env, "host", jhost);
- return;
- }
-
- /* try to change the host of the process */
- MSG_error_t rv = MSG_process_change_host(host);
-
- jxbt_check_res("MSG_process_change_host()", rv, MSG_OK,
- bprintf("unexpected error , please report this bug"));
-
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_processWaitFor(JNIEnv * env, jclass cls,
- jdouble seconds)
-{
- MSG_error_t rv = MSG_process_sleep((double) seconds);
-
- jxbt_check_res("MSG_process_sleep()", rv, MSG_HOST_FAILURE,
- bprintf("while process was waiting for %f seconds",
- (double) seconds));
-
-}
-
-
-/***************************************************************************************
- * The MSG host connected functions implementation. *
- ***************************************************************************************/
-
-JNIEXPORT jobject JNICALL
-Java_simgrid_msg_MsgNative_hostGetByName(JNIEnv * env, jclass cls,
- jstring jname)
-{
- m_host_t host; /* native host */
- jobject jhost; /* global reference to the java host instance returned */
-
- /* get the C string from the java string */
- const char *name = (*env)->GetStringUTFChars(env, jname, 0);
-
- /* get the host by name (the hosts are created during the grid resolution) */
- host = MSG_get_host_by_name(name);
- DEBUG2("MSG gave %p as native host (simdata=%p)", host, host->simdata);
-
- (*env)->ReleaseStringUTFChars(env, jname, name);
-
- if (!host) { /* invalid name */
- jxbt_throw_host_not_found(env, name);
- return NULL;
- }
-
- if (!MSG_host_get_data(host)) { /* native host not associated yet with java host */
-
- /* instanciate a new java host */
- jhost = jhost_new_instance(env);
-
- if (!jhost) {
- jxbt_throw_jni(env, "java host instantiation failed");
- return NULL;
- }
-
- /* get a global reference to the newly created host */
- jhost = jhost_ref(env, jhost);
-
- if (!jhost) {
- jxbt_throw_jni(env, "new global ref allocation failed");
- return NULL;
- }
-
- /* bind the java host and the native 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
- */
- MSG_host_set_data(host, (void *) jhost);
- }
-
- /* return the global reference to the java host instance */
- return (jobject) MSG_host_get_data(host);
-}
-
-JNIEXPORT jstring JNICALL
-Java_simgrid_msg_MsgNative_hostGetName(JNIEnv * env, jclass cls,
- jobject jhost)
-{
- m_host_t host = jhost_get_native(env, jhost);
-
- if (!host) {
- jxbt_throw_notbound(env, "host", jhost);
- return NULL;
- }
-
- return (*env)->NewStringUTF(env, MSG_host_get_name(host));
-}
-
-JNIEXPORT jint JNICALL
-Java_simgrid_msg_MsgNative_hostGetNumber(JNIEnv * env, jclass cls)
-{
- return (jint) MSG_get_host_number();
-}
-
-JNIEXPORT jobject JNICALL
-Java_simgrid_msg_MsgNative_hostSelf(JNIEnv * env, jclass cls)
-{
- jobject jhost;
-
- m_host_t host = MSG_host_self();
-
- if (!MSG_host_get_data(host)) {
- /* the native host not yet associated with the java host instance */
-
- /* instanciate a new java host instance */
- jhost = jhost_new_instance(env);
-
- if (!jhost) {
- jxbt_throw_jni(env, "java host instantiation failed");
- return NULL;
- }
-
- /* get a global reference to the newly created host */
- jhost = jhost_ref(env, jhost);
-
- if (!jhost) {
- jxbt_throw_jni(env, "global ref allocation failed");
- return NULL;
- }
-
- /* Bind & store it */
- jhost_bind(jhost, host, env);
- MSG_host_set_data(host, (void *) jhost);
- } else {
- jhost = (jobject) MSG_host_get_data(host);
- }
-
- return jhost;
-}
-
-JNIEXPORT jdouble JNICALL
-Java_simgrid_msg_MsgNative_hostGetSpeed(JNIEnv * env, jclass cls,
- jobject jhost)
-{
- m_host_t host = jhost_get_native(env, jhost);
-
- if (!host) {
- jxbt_throw_notbound(env, "host", jhost);
- return -1;
- }
-
- return (jdouble) MSG_get_host_speed(host);
-}
-
-JNIEXPORT jint JNICALL
-Java_simgrid_msg_MsgNative_hostGetLoad(JNIEnv * env, jclass cls,
- jobject jhost)
-{
- m_host_t host = jhost_get_native(env, jhost);
-
- if (!host) {
- jxbt_throw_notbound(env, "host", jhost);
- return -1;
- }
-
- return (jint) MSG_get_host_msgload(host);
-}
-
-
-JNIEXPORT jboolean JNICALL
-Java_simgrid_msg_MsgNative_hostIsAvail(JNIEnv * env, jclass cls,
- jobject jhost)
-{
- m_host_t host = jhost_get_native(env, jhost);
-
- if (!host) {
- jxbt_throw_notbound(env, "host", jhost);
- return 0;
- }
-
- return (jboolean) MSG_host_is_avail(host);
-}
-
-
-/***************************************************************************************
- * The MSG task connected functions implementation. *
- ***************************************************************************************/
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_taskCreate(JNIEnv * env, jclass cls,
- jobject jtask, jstring jname,
- jdouble jcomputeDuration,
- jdouble jmessageSize)
-{
- m_task_t task; /* the native task to create */
- const char *name = NULL; /* the name of the task */
-
- if (jcomputeDuration < 0) {
- jxbt_throw_illegal(env,
- bprintf
- ("Task ComputeDuration (%f) cannot be negative",
- (double) jcomputeDuration));
- return;
- }
-
- if (jmessageSize < 0) {
- jxbt_throw_illegal(env,
- bprintf("Task MessageSize (%f) cannot be negative",
- (double) jmessageSize));
- return;
- }
-
- if (jname) {
- /* get the C string from the java string */
- name = (*env)->GetStringUTFChars(env, jname, 0);
- }
-
-
- /* create the task */
- task =
- MSG_task_create(name, (double) jcomputeDuration,
- (double) jmessageSize, NULL);
-
- if (jname)
- (*env)->ReleaseStringUTFChars(env, jname, name);
-
- /* bind & store the task */
- jtask_bind(jtask, task, env);
- MSG_task_set_data(task, jtask);
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_parallel_taskCreate(JNIEnv * env, jclass cls,
- jobject jtask,
- jstring jname,
- jobjectArray jhosts,
- jdoubleArray
- jcomputeDurations_arg,
- jdoubleArray
- jmessageSizes_arg)
-{
-
- m_task_t task; /* the native parallel task to create */
- const char *name; /* the name of the task */
- int host_count;
- m_host_t *hosts;
- double *computeDurations;
- double *messageSizes;
- jdouble *jcomputeDurations;
- jdouble *jmessageSizes;
-
- jobject jhost;
- int index;
-
-
- if (!jcomputeDurations_arg) {
- jxbt_throw_null(env,
- xbt_strdup
- ("Parallel task compute durations cannot be null"));
- return;
- }
-
- if (!jmessageSizes_arg) {
- jxbt_throw_null(env,
- xbt_strdup
- ("Parallel task message sizes cannot be null"));
- return;
- }
-
- if (!jname) {
- jxbt_throw_null(env, xbt_strdup("Parallel task name cannot be null"));
- return;
- }
-
- host_count = (int) (*env)->GetArrayLength(env, jhosts);
-
-
- hosts = xbt_new0(m_host_t, host_count);
- computeDurations = xbt_new0(double, host_count);
- messageSizes = xbt_new0(double, host_count * host_count);
-
- jcomputeDurations =
- (*env)->GetDoubleArrayElements(env, jcomputeDurations_arg, 0);
- jmessageSizes =
- (*env)->GetDoubleArrayElements(env, jmessageSizes_arg, 0);
-
- for (index = 0; index < host_count; index++) {
- jhost = (*env)->GetObjectArrayElement(env, jhosts, index);
- hosts[index] = jhost_get_native(env, jhost);
- computeDurations[index] = jcomputeDurations[index];
- }
- for (index = 0; index < host_count * host_count; index++) {
- messageSizes[index] = jmessageSizes[index];
- }
-
- (*env)->ReleaseDoubleArrayElements(env, jcomputeDurations_arg,
- jcomputeDurations, 0);
- (*env)->ReleaseDoubleArrayElements(env, jmessageSizes_arg, jmessageSizes,
- 0);
-
-
- /* get the C string from the java string */
- name = (*env)->GetStringUTFChars(env, jname, 0);
-
- task =
- MSG_parallel_task_create(name, host_count, hosts, computeDurations,
- messageSizes, NULL);
-
- (*env)->ReleaseStringUTFChars(env, jname, name);
-
- /* associate the java task object and the native task */
- jtask_bind(jtask, task, env);
-
- MSG_task_set_data(task, (void *) jtask);
-
- if (!MSG_task_get_data(task))
- jxbt_throw_jni(env, "global ref allocation failed");
-}
-
-JNIEXPORT jobject JNICALL
-Java_simgrid_msg_MsgNative_taskGetSender(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_process_t process;
-
- m_task_t task = jtask_to_native_task(jtask, env);
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return NULL;
- }
-
- process = MSG_task_get_sender(task);
- return (jobject) native_to_java_process(process);
-}
-
-JNIEXPORT jobject JNICALL
-Java_simgrid_msg_MsgNative_taskGetSource(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_host_t host;
- m_task_t task = jtask_to_native_task(jtask, env);
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return NULL;
- }
-
- host = MSG_task_get_source(task);
-
- if (!MSG_host_get_data(host)) {
- jxbt_throw_jni(env, "MSG_task_get_source() failed");
- return NULL;
- }
-
- return (jobject) MSG_host_get_data(host);
-}
-
-
-JNIEXPORT jstring JNICALL
-Java_simgrid_msg_MsgNative_taskGetName(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_task_t task = jtask_to_native_task(jtask, env);
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return NULL;
- }
-
- return (*env)->NewStringUTF(env, MSG_task_get_name(task));
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_taskCancel(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_task_t ptask = jtask_to_native_task(jtask, env);
-
- if (!ptask) {
- jxbt_throw_notbound(env, "task", jtask);
- return;
- }
-
- MSG_error_t rv = MSG_task_cancel(ptask);
-
- jxbt_check_res("MSG_task_cancel()", rv, MSG_OK,
- bprintf("unexpected error , please report this bug"));
-}
-
-JNIEXPORT jdouble JNICALL
-Java_simgrid_msg_MsgNative_taskGetComputeDuration(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_task_t ptask = jtask_to_native_task(jtask, env);
-
- if (!ptask) {
- jxbt_throw_notbound(env, "task", jtask);
- return -1;
- }
- return (jdouble) MSG_task_get_compute_duration(ptask);
-}
-
-JNIEXPORT jdouble JNICALL
-Java_simgrid_msg_MsgNative_taskGetRemainingDuration(JNIEnv * env,
- jclass cls,
- jobject jtask)
-{
- m_task_t ptask = jtask_to_native_task(jtask, env);
-
- if (!ptask) {
- jxbt_throw_notbound(env, "task", jtask);
- return -1;
- }
- return (jdouble) MSG_task_get_remaining_computation(ptask);
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_taskSetPriority(JNIEnv * env, jclass cls,
- jobject jtask, jdouble priority)
-{
- m_task_t task = jtask_to_native_task(jtask, env);
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return;
- }
- MSG_task_set_priority(task, (double) priority);
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_taskDestroy(JNIEnv * env, jclass cls,
- jobject jtask_arg)
-{
-
- /* get the native task */
- m_task_t task = jtask_to_native_task(jtask_arg, env);
- jobject jtask;
-
- if (!task) {
- jxbt_throw_notbound(env, "task", task);
- return;
- }
- jtask = (jobject) MSG_task_get_data(task);
-
- MSG_error_t rv = MSG_task_destroy(task);
-
- jxbt_check_res("MSG_task_destroy()", rv, MSG_OK,
- bprintf("unexpected error , please report this bug"));
+void jmsg_throw_status(JNIEnv *env, MSG_error_t status) {
+ switch (status) {
+ case MSG_TIMEOUT:
+ jxbt_throw_time_out_failure(env,NULL);
+ break;
+ case MSG_TRANSFER_FAILURE:
+ jxbt_throw_transfer_failure(env,NULL);
+ break;
+ case MSG_HOST_FAILURE:
+ jxbt_throw_host_failure(env,NULL);
+ break;
+ default:
+ jxbt_throw_native(env,bprintf("communication failed"));
+ }
}
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_taskExecute(JNIEnv * env, jclass cls,
- jobject jtask)
-{
- m_task_t task = jtask_to_native_task(jtask, env);
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return;
- }
-
- MSG_error_t rv = MSG_task_execute(task);
-
- jxbt_check_res("MSG_task_execute()", rv,
- MSG_HOST_FAILURE | MSG_TASK_CANCELLED,
- bprintf("while executing task %s",
- MSG_task_get_name(task)));
-}
/***************************************************************************************
* Unsortable functions *
***************************************************************************************/
-
-JNIEXPORT jint JNICALL
-Java_simgrid_msg_Msg_getErrCode(JNIEnv * env, jclass cls)
-{
- return (jint) MSG_get_errno();
-}
-
JNIEXPORT jdouble JNICALL
-Java_simgrid_msg_Msg_getClock(JNIEnv * env, jclass cls)
+Java_org_simgrid_msg_Msg_getClock(JNIEnv * env, jclass cls)
{
return (jdouble) MSG_get_clock();
}
-
JNIEXPORT void JNICALL
-Java_simgrid_msg_Msg_init(JNIEnv * env, jclass cls, jobjectArray jargs)
+Java_org_simgrid_msg_Msg_init(JNIEnv * env, jclass cls, jobjectArray jargs)
{
char **argv = NULL;
int index;
jstring jval;
const char *tmp;
- factory_initializer_to_use = SIMIX_ctx_java_factory_init;
+ (*env)->GetJavaVM(env, &__java_vm);
+
+ smx_factory_initializer_to_use = SIMIX_ctx_java_factory_init;
+
+ setlocale(LC_NUMERIC,"C");
if (jargs)
argc = (int) (*env)->GetArrayLength(env, jargs);
argc++;
- argv = xbt_new0(char *, argc);
+ argv = xbt_new(char *, argc + 1);
argv[0] = strdup("java");
for (index = 0; index < argc - 1; index++) {
argv[index + 1] = strdup(tmp);
(*env)->ReleaseStringUTFChars(env, jval, tmp);
}
+ argv[argc] = NULL;
MSG_global_init(&argc, argv);
free(argv[index]);
free(argv);
-
- (*env)->GetJavaVM(env, &__java_vm);
}
JNIEXPORT void JNICALL
- JNICALL Java_simgrid_msg_Msg_run(JNIEnv * env, jclass cls)
+ JNICALL Java_org_simgrid_msg_Msg_run(JNIEnv * env, jclass cls)
{
MSG_error_t rv;
- int index; //xbt_fifo_item_t item = NULL;
- m_host_t *hosts;
+ int index;
+ xbt_dynar_t hosts;
jobject jhost;
/* Run everything */
+ XBT_INFO("Ready to run MSG_MAIN");
rv = MSG_main();
+ XBT_INFO("Done running MSG_MAIN");
jxbt_check_res("MSG_main()", rv, MSG_OK,
bprintf
("unexpected error : MSG_main() failed .. please report this bug "));
- DEBUG0
- ("MSG_main finished. Bail out before cleanup since there is a bug in this part.");
+ XBT_INFO("MSG_main finished");
- DEBUG0("Clean java world");
+ XBT_INFO("Clean java world");
/* Cleanup java hosts */
- hosts = MSG_get_host_table();
- for (index = 0; index < MSG_get_host_number() - 1; index++) {
- jhost = (jobject) hosts[index]->data;
+ hosts = MSG_hosts_as_dynar();
+ for (index = 0; index < xbt_dynar_length(hosts) - 1; index++) {
+ jhost = (jobject) MSG_host_get_data(xbt_dynar_get_as(hosts,index,m_host_t));
if (jhost)
jhost_unref(env, jhost);
}
-
- DEBUG0("Clean native world");
- /* cleanup native stuff */
- rv = MSG_OK != MSG_clean();
+ xbt_dynar_free(&hosts);
+ XBT_INFO("Clean native world");
+}
+JNIEXPORT void JNICALL
+ JNICALL Java_org_simgrid_msg_Msg_clean(JNIEnv * env, jclass cls)
+{
+ /* cleanup native stuff. Calling it is ... useless since leaking memory at the end of the simulation is a non-issue */
+ MSG_error_t rv = MSG_OK != MSG_clean();
jxbt_check_res("MSG_clean()", rv, MSG_OK,
bprintf
("unexpected error : MSG_clean() failed .. please report this bug "));
-
-}
-
-JNIEXPORT jint JNICALL
-Java_simgrid_msg_MsgNative_processKillAll(JNIEnv * env, jclass cls,
- jint jresetPID)
-{
- return (jint) MSG_process_killall((int) jresetPID);
}
JNIEXPORT void JNICALL
-Java_simgrid_msg_Msg_createEnvironment(JNIEnv * env, jclass cls,
+Java_org_simgrid_msg_Msg_createEnvironment(JNIEnv * env, jclass cls,
jstring jplatformFile)
{
(*env)->ReleaseStringUTFChars(env, jplatformFile, platformFile);
}
-
JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_processExit(JNIEnv * env, jclass cls,
- jobject jprocess)
-{
-
- m_process_t process = jprocess_to_native_process(jprocess, env);
-
- if (!process) {
- jxbt_throw_notbound(env, "process", jprocess);
- return;
- }
-
- MSG_process_kill(process);
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_Msg_info(JNIEnv * env, jclass cls, jstring js)
+Java_org_simgrid_msg_Msg_debug(JNIEnv * env, jclass cls, jstring js)
{
const char *s = (*env)->GetStringUTFChars(env, js, 0);
- INFO1("%s", s);
+ XBT_DEBUG("%s", s);
(*env)->ReleaseStringUTFChars(env, js, s);
}
-
-JNIEXPORT jobjectArray JNICALL
-Java_simgrid_msg_MsgNative_allHosts(JNIEnv * env, jclass cls_arg)
-{
- int index;
- jobjectArray jtable;
- jobject jhost;
- jstring jname;
- m_host_t host;
-
- int count = MSG_get_host_number();
- m_host_t *table = MSG_get_host_table();
-
- jclass cls = jxbt_get_class(env, "simgrid/msg/Host");
-
- if (!cls) {
- return NULL;
- }
-
- jtable = (*env)->NewObjectArray(env, (jsize) count, cls, NULL);
-
- if (!jtable) {
- jxbt_throw_jni(env, "Hosts table allocation failed");
- return NULL;
- }
-
- for (index = 0; index < count; index++) {
- host = table[index];
- jhost = (jobject) (MSG_host_get_data(host));
-
- if (!jhost) {
- jname = (*env)->NewStringUTF(env, MSG_host_get_name(host));
-
- jhost =
- Java_simgrid_msg_MsgNative_hostGetByName(env, cls_arg, jname);
- /* FIXME: leak of jname ? */
- }
-
- (*env)->SetObjectArrayElement(env, jtable, index, jhost);
- }
-
- return jtable;
-}
-
JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_taskSend(JNIEnv * env, jclass cls,
- jstring jalias, jobject jtask,
- jdouble jtimeout)
+Java_org_simgrid_msg_Msg_info(JNIEnv * env, jclass cls, jstring js)
{
-
- MSG_error_t rv;
- const char *alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- m_task_t task = jtask_to_native_task(jtask, env);
-
-
- if (!task) {
- (*env)->ReleaseStringUTFChars(env, 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, (void *) (*env)->NewGlobalRef(env, jtask));
- rv = MSG_task_send_with_timeout(task, alias, (double) jtimeout);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- jxbt_check_res("MSG_task_send_with_timeout()", rv,
- MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
- bprintf("while sending task %s to mailbox %s",
- MSG_task_get_name(task), alias));
-}
-
-JNIEXPORT void JNICALL
-Java_simgrid_msg_MsgNative_taskSendBounded(JNIEnv * env, jclass cls,
- jstring jalias, jobject jtask,
- jdouble jmaxRate)
-{
- m_task_t task = jtask_to_native_task(jtask, env);
- MSG_error_t rv;
- const char *alias;
-
- if (!task) {
- jxbt_throw_notbound(env, "task", jtask);
- return;
- }
-
- alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- /* Pass a global ref to the Jtask into the Ctask so that the receiver can use it */
- MSG_task_set_data(task, (void *) (*env)->NewGlobalRef(env, jtask));
- rv = MSG_task_send_bounded(task, alias, (double) jmaxRate);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- jxbt_check_res("MSG_task_send_bounded()", rv,
- MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
- bprintf
- ("while sending task %s to mailbox %s with max rate %f",
- MSG_task_get_name(task), alias, (double) jmaxRate));
-
-}
-
-JNIEXPORT jobject JNICALL
-Java_simgrid_msg_MsgNative_taskReceive(JNIEnv * env, jclass cls,
- jstring jalias, jdouble jtimeout,
- jobject jhost)
-{
- MSG_error_t rv;
- m_task_t task = NULL;
- m_host_t host = NULL;
- jobject jtask_global, jtask_local;
- const char *alias;
-
- if (jhost) {
- host = jhost_get_native(env, jhost);
-
- if (!host) {
- jxbt_throw_notbound(env, "host", jhost);
- return NULL;
- }
- }
-
- alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_receive_ext(&task, alias, (double) jtimeout, host);
- jtask_global = MSG_task_get_data(task);
-
- /* Convert the global ref into a local ref so that the JVM can free the stuff */
- jtask_local = (*env)->NewLocalRef(env, jtask_global);
- (*env)->DeleteGlobalRef(env, jtask_global);
- MSG_task_set_data(task, NULL);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- jxbt_check_res("MSG_task_receive_ext()", rv,
- MSG_HOST_FAILURE | MSG_TRANSFER_FAILURE | MSG_TIMEOUT,
- bprintf("while receiving from mailbox %s", alias));
-
- return (jobject) jtask_local;
-}
-
-JNIEXPORT jboolean JNICALL
-Java_simgrid_msg_MsgNative_taskListen(JNIEnv * env, jclass cls,
- jstring jalias)
-{
-
- const char *alias;
- int rv;
-
- alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_listen(alias);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- return (jboolean) rv;
-}
-
-JNIEXPORT jint JNICALL
-Java_simgrid_msg_MsgNative_taskListenFromHost(JNIEnv * env, jclass cls,
- jstring jalias,
- jobject jhost)
-{
- int rv;
- const char *alias;
-
- m_host_t host = jhost_get_native(env, jhost);
-
- if (!host) {
- jxbt_throw_notbound(env, "host", jhost);
- return -1;
- }
- alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_listen_from_host(alias, host);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- return (jint) rv;
-}
-
-JNIEXPORT jint JNICALL
-Java_simgrid_msg_MsgNative_taskListenFrom(JNIEnv * env, jclass cls,
- jstring jalias)
-{
-
- int rv;
- const char *alias = (*env)->GetStringUTFChars(env, jalias, 0);
-
- rv = MSG_task_listen_from(alias);
-
- (*env)->ReleaseStringUTFChars(env, jalias, alias);
-
- return (jint) rv;
+ const char *s = (*env)->GetStringUTFChars(env, js, 0);
+ XBT_INFO("%s", s);
+ (*env)->ReleaseStringUTFChars(env, js, s);
}
JNIEXPORT void JNICALL
-Java_simgrid_msg_Msg_deployApplication(JNIEnv * env, jclass cls,
+Java_org_simgrid_msg_Msg_deployApplication(JNIEnv * env, jclass cls,
jstring jdeploymentFile)
{
const char *deploymentFile =
(*env)->GetStringUTFChars(env, jdeploymentFile, 0);
- surf_parse_reset_parser();
-
- surfxml_add_callback(STag_surfxml_process_cb_list,
- japplication_handler_on_begin_process);
-
- surfxml_add_callback(ETag_surfxml_argument_cb_list,
- japplication_handler_on_process_arg);
-
- surfxml_add_callback(STag_surfxml_prop_cb_list,
- japplication_handler_on_property);
-
- surfxml_add_callback(ETag_surfxml_process_cb_list,
- japplication_handler_on_end_process);
-
- surf_parse_open(deploymentFile);
-
- japplication_handler_on_start_document();
-
- if (surf_parse())
- jxbt_throw_jni(env, "surf_parse() failed");
-
- surf_parse_close();
-
- japplication_handler_on_end_document();
-
- (*env)->ReleaseStringUTFChars(env, jdeploymentFile, deploymentFile);
+ SIMIX_function_register_default(create_jprocess);
+ 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.
+ */
+static int create_jprocess(int argc, char *argv[]) {
+ JNIEnv *env = get_current_thread_env();
+ //Change the "." in class name for "/".
+ xbt_str_subst(argv[0],'.','/',0);
+ jclass class_Process = (*env)->FindClass(env, argv[0]);
+ xbt_str_subst(argv[0],'/','.',0);
+ //Retrieve the methodID for the constructor
+ xbt_assert((class_Process != NULL), "Class not found.");
+ jmethodID constructor_Process = (*env)->GetMethodID(env, class_Process, "<init>", "(Lorg/simgrid/msg/Host;Ljava/lang/String;[Ljava/lang/String;)V");
+ xbt_assert((constructor_Process != NULL), "Constructor not found for class %s. Is there a (Host, String ,String[]) constructor in your class ?", argv[0]);
+
+ //Retrieve the name of the process.
+ jstring jname = (*env)->NewStringUTF(env, argv[0]);
+ //Build the arguments
+ jobjectArray args = (jobjectArray)((*env)->NewObjectArray(env,argc - 1,
+ (*env)->FindClass(env,"java/lang/String"),
+ (*env)->NewStringUTF(env,"")));
+ int i;
+ for (i = 1; i < argc; i++)
+ (*env)->SetObjectArrayElement(env,args,i - 1,(*env)->NewStringUTF(env, argv[i]));
+ //Retrieve the host for the process.
+ jstring jhostName = (*env)->NewStringUTF(env, MSG_host_get_name(MSG_host_self()));
+ jobject jhost = Java_org_simgrid_msg_Host_getByName(env, NULL, jhostName);
+ //creates the process
+ jobject jprocess = (*env)->NewObject(env, class_Process, constructor_Process, jhost, jname, args);
+ xbt_assert((jprocess != NULL), "Process allocation failed.");
+ jprocess = (*env)->NewGlobalRef(env, jprocess);
+ //bind the process to the context
+ m_process_t process = MSG_process_self();
+ smx_ctx_java_t context = (smx_ctx_java_t)MSG_process_get_smx_ctx(process);
+ context->jprocess = jprocess;
+ /* sets the PID and the PPID of the process */
+ (*env)->SetIntField(env, jprocess, jprocess_field_Process_pid,(jint) MSG_process_get_PID(process));
+ (*env)->SetIntField(env, jprocess, jprocess_field_Process_ppid, (jint) MSG_process_get_PPID(process));
+
+ jprocess_bind(jprocess, process, env);
+
+ return 0;
+}
+