X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/871107618b8c0e08361b84990c5c4a35ae4188e6..74c1bf2b26c5a3aa0d8c29674dc12993e7c0de15:/src/bindings/java/jmsg.cpp diff --git a/src/bindings/java/jmsg.cpp b/src/bindings/java/jmsg.cpp index 05add7cd0f..09d41702e3 100644 --- a/src/bindings/java/jmsg.cpp +++ b/src/bindings/java/jmsg.cpp @@ -1,16 +1,19 @@ /* Java Wrappers to the MSG API. */ -/* Copyright (c) 2007-2015. The SimGrid Team. - * All rights reserved. */ +/* Copyright (c) 2007-2017. 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 -#include +#include + +#include "simgrid/msg.h" #include "simgrid/plugins/energy.h" -#include -#include +#include "simgrid/simix.h" + +#include "simgrid/s4u/Host.hpp" + +#include "src/simix/smx_private.h" #include "jmsg_process.h" #include "jmsg_as.h" @@ -22,6 +25,8 @@ #include "JavaContext.hpp" +#include + /* Shut up some errors in eclipse online compiler. I wish such a pimple wouldn't be needed */ #ifndef JNIEXPORT #define JNIEXPORT @@ -34,9 +39,8 @@ SG_BEGIN_DECL() int JAVA_HOST_LEVEL = -1; -int JAVA_STORAGE_LEVEL = -1; -XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg); +XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(java); JavaVM *__java_vm = nullptr; @@ -47,29 +51,27 @@ JavaVM *get_java_VM() JNIEnv *get_current_thread_env() { - JNIEnv *env; - - __java_vm->AttachCurrentThread((void **) &env, nullptr); - return env; + using simgrid::kernel::context::JavaContext; + JavaContext* ctx = static_cast(xbt_os_thread_get_extra_data()); + return ctx->jenv; } void jmsg_throw_status(JNIEnv *env, msg_error_t status) { switch (status) { case MSG_TIMEOUT: - jxbt_throw_time_out_failure(env,nullptr); - break; + jxbt_throw_time_out_failure(env, ""); + break; case MSG_TRANSFER_FAILURE: - jxbt_throw_transfer_failure(env,nullptr); - break; + jxbt_throw_transfer_failure(env, ""); + break; case MSG_HOST_FAILURE: - jxbt_throw_host_failure(env,nullptr); - break; + jxbt_throw_host_failure(env, ""); + break; case MSG_TASK_CANCELED: - jxbt_throw_task_cancelled(env,nullptr); - break; + jxbt_throw_task_cancelled(env, ""); + break; default: - jxbt_throw_native(env,xbt_strdup("undefined message failed " - "(please see jmsg_throw_status function in jmsg.cpp)")); + xbt_die("undefined message failed (please see jmsg_throw_status function in jmsg.cpp)"); } } @@ -86,24 +88,16 @@ static void __JAVA_host_priv_free(void *host) { } -static void __JAVA_storage_priv_free(void *storage) -{ -} - JNIEXPORT void JNICALL Java_org_simgrid_msg_Msg_init(JNIEnv * env, jclass cls, jobjectArray jargs) { - char **argv = nullptr; - int index; int argc = 0; - jstring jval; - const char *tmp; - XBT_LOG_CONNECT(jmsg); + XBT_LOG_CONNECT(java); XBT_LOG_CONNECT(jtrace); env->GetJavaVM(&__java_vm); - simgrid::simix::factory_initializer = simgrid::java::java_factory; + simgrid::kernel::context::factory_initializer = &simgrid::kernel::context::java_factory; jthrowable exc = env->ExceptionOccurred(); if (exc) { env->ExceptionClear(); @@ -112,15 +106,15 @@ JNIEXPORT void JNICALL Java_org_simgrid_msg_Msg_init(JNIEnv * env, jclass cls, j setlocale(LC_NUMERIC,"C"); if (jargs) - argc = (int) env->GetArrayLength(jargs); + argc = static_cast(env->GetArrayLength(jargs)); argc++; - argv = xbt_new(char *, argc + 1); + char** argv = new char*[argc + 1]; argv[0] = xbt_strdup("java"); - for (index = 0; index < argc - 1; index++) { - jval = (jstring) env->GetObjectArrayElement(jargs, index); - tmp = env->GetStringUTFChars(jval, 0); + for (int index = 0; index < argc - 1; index++) { + jstring jval = (jstring)env->GetObjectArrayElement(jargs, index); + const char* tmp = env->GetStringUTFChars(jval, 0); argv[index + 1] = xbt_strdup(tmp); env->ReleaseStringUTFChars(jval, tmp); } @@ -129,12 +123,13 @@ JNIEXPORT void JNICALL Java_org_simgrid_msg_Msg_init(JNIEnv * env, jclass cls, j MSG_init(&argc, argv); 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++) + for (int index = 0; index < argc - 1; index++) { + env->SetObjectArrayElement(jargs, index, (jstring)env->NewStringUTF(argv[index + 1])); free(argv[index]); - - free(argv); + } + free(argv[argc]); + delete[] argv; } JNIEXPORT void JNICALL JNICALL Java_org_simgrid_msg_Msg_run(JNIEnv * env, jclass cls) @@ -159,15 +154,8 @@ JNIEXPORT void JNICALL JNICALL Java_org_simgrid_msg_Msg_run(JNIEnv * env, jclass xbt_dynar_free(&hosts); /* Cleanup java storages */ - xbt_dynar_t storages = MSG_storages_as_dynar(); - if(!xbt_dynar_is_empty(storages)){ - 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_dynar_free(&storages); + for (auto const& elm : java_storage_map) + jstorage_unref(env, elm.second); } JNIEXPORT void JNICALL Java_org_simgrid_msg_Msg_createEnvironment(JNIEnv * env, jclass cls, jstring jplatformFile) @@ -181,18 +169,18 @@ JNIEXPORT void JNICALL Java_org_simgrid_msg_Msg_createEnvironment(JNIEnv * env, JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Msg_environmentGetRoutingRoot(JNIEnv * env, jclass cls) { - msg_as_t as = MSG_environment_get_routing_root(); - jobject jas = jas_new_instance(env); - if (!jas) { + msg_netzone_t as = MSG_zone_get_root(); + jobject jas = jnetzone_new_instance(env); + if (not jas) { jxbt_throw_jni(env, "java As instantiation failed"); return nullptr; } - jas = jas_ref(env, jas); - if (!jas) { + jas = jnetzone_ref(env, jas); + if (not jas) { jxbt_throw_jni(env, "new global ref allocation failed"); return nullptr; } - jas_bind(jas, as, env); + jnetzone_bind(jas, as, env); return (jobject) jas; } @@ -250,12 +238,12 @@ Java_org_simgrid_msg_Msg_deployApplication(JNIEnv * env, jclass cls, jstring jde MSG_launch_application(deploymentFile); } -SG_END_DECL() - JNIEXPORT void JNICALL Java_org_simgrid_msg_Msg_energyInit() { - sg_energy_plugin_init(); + sg_host_energy_plugin_init(); } +SG_END_DECL() + /** Run a Java org.simgrid.msg.Process * * If needed, this waits for the process starting time. @@ -263,16 +251,14 @@ JNIEXPORT void JNICALL Java_org_simgrid_msg_Msg_energyInit() { */ 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 + // wait for the process's start time 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..."); + xbt_assert((id != nullptr), "Method run() not found..."); env->CallVoidMethod(jprocess, id); } @@ -280,7 +266,7 @@ static void run_jprocess(JNIEnv *env, jobject jprocess) static int java_main(int argc, char *argv[]) { JNIEnv *env = get_current_thread_env(); - simgrid::java::JavaContext* context = static_cast(SIMIX_context_self()); + simgrid::kernel::context::JavaContext* context = static_cast(SIMIX_context_self()); //Change the "." in class name for "/". xbt_str_subst(argv[0],'.','/',0); @@ -299,7 +285,7 @@ static int java_main(int argc, char *argv[]) for (int i = 1; i < argc; i++) env->SetObjectArrayElement(args,i - 1, env->NewStringUTF(argv[i])); //Retrieve the host for the process. - jstring jhostName = env->NewStringUTF(MSG_host_get_name(MSG_host_self())); + jstring jhostName = env->NewStringUTF(MSG_host_self()->getCname()); jobject jhost = Java_org_simgrid_msg_Host_getByName(env, nullptr, jhostName); //creates the process jobject jprocess = env->NewObject(class_Process, constructor_Process, jhost, jname, args); @@ -319,23 +305,17 @@ static int java_main(int argc, char *argv[]) } namespace simgrid { -namespace java { +namespace kernel { +namespace context { /** Run the Java org.simgrid.msg.Process */ void java_main_jprocess(jobject jprocess) { JNIEnv *env = get_current_thread_env(); - simgrid::java::JavaContext* context = static_cast(SIMIX_context_self()); + simgrid::kernel::context::JavaContext* context = static_cast(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); -} + jprocess_bind(context->jprocess, MSG_process_self(), env); + run_jprocess(env, context->jprocess); } -} +}}}