+++ /dev/null
-/* Java Wrappers to the MSG API. */
-
-/* Copyright (c) 2007-2012. 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 <msg/msg.h>
-#include <simgrid/simix.h>
-#include <surf/surfxml_parse.h>
-#include <locale.h>
-
-#include "smx_context_java.h"
-#include "smx_context_cojava.h"
-
-#include "jmsg_process.h"
-
-#include "jmsg_host.h"
-#include "jmsg_task.h"
-#include "jxbt_utilities.h"
-
-#include "jmsg.h"
-
-/* 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 int create_jprocess(int argc, char *argv[]);
-
-XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg);
-
-JavaVM *__java_vm = NULL;
-
-JavaVM *get_java_VM(void)
-{
- return __java_vm;
-}
-
-JNIEnv *get_current_thread_env(void)
-{
- JNIEnv *env;
-
- (*__java_vm)->AttachCurrentThread(__java_vm, (void **) &env, NULL);
- return env;
-}
-
-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"));
- }
-}
-
-
-/***************************************************************************************
- * Unsortable functions *
- ***************************************************************************************/
-
-JNIEXPORT jdouble JNICALL
-Java_org_simgrid_msg_Msg_getClock(JNIEnv * env, jclass cls)
-{
- return (jdouble) MSG_get_clock();
-}
-
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_init(JNIEnv * env, jclass cls, jobjectArray jargs)
-{
- char **argv = NULL;
- int index;
- int argc = 0;
- jstring jval;
- const char *tmp;
-
- (*env)->GetJavaVM(env, &__java_vm);
-
- if ((*env)->FindClass(env, "java/dyn/Coroutine")) {
- XBT_INFO("Using Coroutines. Your simulation is on steroid.");
- smx_factory_initializer_to_use = SIMIX_ctx_cojava_factory_init;
- }
- else {
- XBT_INFO("Using regular java threads. Coroutines could speed your simulation up.");
- smx_factory_initializer_to_use = SIMIX_ctx_java_factory_init;
- }
- jthrowable exc = (*env)->ExceptionOccurred(env);
- if (exc) {
- (*env)->ExceptionClear(env);
- }
-
- setlocale(LC_NUMERIC,"C");
-
- if (jargs)
- argc = (int) (*env)->GetArrayLength(env, jargs);
-
- argc++;
- argv = xbt_new(char *, argc + 1);
- argv[0] = strdup("java");
-
- for (index = 0; index < argc - 1; index++) {
- jval = (jstring) (*env)->GetObjectArrayElement(env, jargs, index);
- tmp = (*env)->GetStringUTFChars(env, jval, 0);
- argv[index + 1] = strdup(tmp);
- (*env)->ReleaseStringUTFChars(env, jval, tmp);
- }
- argv[argc] = NULL;
-
- MSG_init(&argc, argv);
-
- for (index = 0; index < argc; index++)
- free(argv[index]);
-
- free(argv);
-}
-
-JNIEXPORT void JNICALL
- JNICALL Java_org_simgrid_msg_Msg_run(JNIEnv * env, jclass cls)
-{
- msg_error_t rv;
- int index;
- xbt_dynar_t hosts;
- jobject jhost;
-
- /* Run everything */
- XBT_DEBUG("Ready to run MSG_MAIN");
- rv = MSG_main();
- XBT_DEBUG("Done running MSG_MAIN");
- jxbt_check_res("MSG_main()", rv, MSG_OK,
- bprintf
- ("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) MSG_host_get_data(xbt_dynar_get_as(hosts,index,msg_host_t));
- if (jhost)
- jhost_unref(env, jhost);
-
- }
- xbt_dynar_free(&hosts);
-}
-
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_createEnvironment(JNIEnv * env, jclass cls,
- jstring jplatformFile)
-{
-
- const char *platformFile =
- (*env)->GetStringUTFChars(env, jplatformFile, 0);
-
- MSG_create_environment(platformFile);
-
- (*env)->ReleaseStringUTFChars(env, jplatformFile, platformFile);
-}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_debug(JNIEnv * env, jclass cls, jstring js)
-{
- const char *s = (*env)->GetStringUTFChars(env, js, 0);
- XBT_DEBUG("%s", s);
- (*env)->ReleaseStringUTFChars(env, js, s);
-}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_verb(JNIEnv * env, jclass cls, jstring js)
-{
- const char *s = (*env)->GetStringUTFChars(env, js, 0);
- XBT_VERB("%s", s);
- (*env)->ReleaseStringUTFChars(env, js, s);
-}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_info(JNIEnv * env, jclass cls, jstring js)
-{
- const char *s = (*env)->GetStringUTFChars(env, js, 0);
- XBT_INFO("%s", s);
- (*env)->ReleaseStringUTFChars(env, js, s);
-}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_warn(JNIEnv * env, jclass cls, jstring js)
-{
- const char *s = (*env)->GetStringUTFChars(env, js, 0);
- XBT_WARN("%s", s);
- (*env)->ReleaseStringUTFChars(env, js, s);
-}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_error(JNIEnv * env, jclass cls, jstring js)
-{
- const char *s = (*env)->GetStringUTFChars(env, js, 0);
- XBT_ERROR("%s", s);
- (*env)->ReleaseStringUTFChars(env, js, s);
-}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_critical(JNIEnv * env, jclass cls, jstring js)
-{
- const char *s = (*env)->GetStringUTFChars(env, js, 0);
- XBT_CRITICAL("%s", s);
- (*env)->ReleaseStringUTFChars(env, js, s);
-}
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_Msg_deployApplication(JNIEnv * env, jclass cls,
- jstring jdeploymentFile)
-{
-
- const char *deploymentFile =
- (*env)->GetStringUTFChars(env, jdeploymentFile, 0);
-
- 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
- msg_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;
-}
-
