+/*\r
+ * ApplicationHandler.cxx\r
+ *\r
+ * Copyright 2006,2007 Martin Quinson, Malek Cherier \r
+ * All right reserved. \r
+ *\r
+ * This program is free software; you can redistribute \r
+ * it and/or modify it under the terms of the license \r
+ *(GNU LGPL) which comes with this package. \r
+ *\r
+ */\r
+ \r
+ /* ApplicationHandler member functions implementation.\r
+ */ \r
+\r
+\r
+#include <Object.hpp>\r
#include <ApplicationHandler.hpp>\r
\r
-namespace msg\r
-{\r
- \r
-ApplicationHandler::ProcessFactory::processFactory = NULL;\r
- \r
-void ApplicationHandler::onStartDocument(void)\r
-{\r
- processFactory = new ProcessFactory(); \r
-}\r
+#include <Process.hpp>\r
+#include <Host.hpp>\r
\r
-void ApplicationHandler::onEndDocument(void)\r
-{\r
- if(processFactory)\r
- delete processFactroy;\r
-}\r
- \r
-void ApplicationHandler::onBeginProcess(void)\r
-{\r
- processFactory->setProcessIdentity(A_surfxml_process_host, A_surfxml_process_function);\r
-} \r
\r
-void ApplicationHandler::onProcessArg(void)\r
-{\r
- processFactory->registerProcessArg(A_surfxml_argument_value);\r
-}\r
\r
-void ApplicationHandler::OnProperty(void)\r
-{\r
- processFactory->setProperty(A_surfxml_prop_id, A_surfxml_prop_value);\r
-}\r
\r
-void ApplicationHandler::onEndProcess(void)\r
-{\r
- processFactory->createProcess();\r
-}\r
\r
-void ApplicationHandler::ProcessFactory::createProcess() \r
- {\r
- Process* process = (Process*)Class::fromName(this->function);\r
- \r
- Host host = Host::getByName(this->hostName);\r
+#include <stdlib.h>\r
\r
- process->create();\r
- \r
- Strings* args = processFactory->args;\r
- \r
- int size = args->size();\r
+#include <surf/surfxml_parse.h>\r
+#include <xbt/sysdep.h>\r
\r
- for (int index = 0; index < size; index++)\r
- process->args->push_back(args->at(index));\r
- \r
- process->properties = this->properties;\r
- this->properties = new Properties();\r
- }\r
- \r
-void ApplicationHandler::ProcessFactory::setProcessIdentity(const string& hostName, const string& function) \r
+\r
+namespace SimGrid\r
{\r
- this->hostName = hostName;\r
- this->function = function;\r
+ namespace Msg\r
+ {\r
+\r
+ ApplicationHandler::ProcessFactory* ApplicationHandler::processFactory = NULL;\r
+ \r
+ // Desable the default constructor, the copy constructor , the assignement operator\r
+ // and the destructor of this class. Assume that this class is static.\r
+ \r
+ // Default constructor.\r
+ ApplicationHandler::ApplicationHandler()\r
+ {\r
+ // NOTHING TODO\r
+ }\r
+ \r
+ // Copy constructor.\r
+ ApplicationHandler::ApplicationHandler(const ApplicationHandler& rApplicationHandler)\r
+ {\r
+ // NOTHING TODO\r
+ }\r
+ \r
+ // Destructor\r
+ ApplicationHandler::~ApplicationHandler()\r
+ {\r
+ // NOTHING TODO\r
+ }\r
+ \r
+ // Assignement operator.\r
+ const ApplicationHandler& ApplicationHandler::operator = (const ApplicationHandler& rApplicationHandler)\r
+ {\r
+ return *this;\r
+ }\r
+ \r
+ void ApplicationHandler::onStartDocument(void)\r
+ {\r
+ // instanciate the factory at the begining of the parsing\r
+ processFactory = new ProcessFactory(); \r
+ }\r
+ \r
+ void ApplicationHandler::onEndDocument(void)\r
+ {\r
+ // release the handler at the end of the parsing.\r
+ if(processFactory)\r
+ delete processFactory;\r
+ }\r
+ \r
+ void ApplicationHandler::onBeginProcess(void)\r
+ {\r
+ // set the process identity at the begin of the xml process element.\r
+ processFactory->setProcessIdentity(A_surfxml_process_host, A_surfxml_process_function);\r
+ } \r
+ \r
+ void ApplicationHandler::onProcessArg(void)\r
+ {\r
+ // register the argument of the current xml process element.\r
+ processFactory->registerProcessArg(A_surfxml_argument_value);\r
+ }\r
+ \r
+ void ApplicationHandler::OnProperty(void)\r
+ {\r
+ // set the property of the current xml process element.\r
+ processFactory->setProperty(A_surfxml_prop_id, A_surfxml_prop_value);\r
+ }\r
+ \r
+ void ApplicationHandler::onEndProcess(void)\r
+ {\r
+ // at the end of the xml process element create the wrapper process (of the native Msg process)\r
+ processFactory->createProcess();\r
+ }\r
+ \r
+ /////////////////////////////////////////////////////////////////////////////////////////////////\r
+ // Process factory connected member functions\r
+ \r
+ ApplicationHandler::ProcessFactory::ProcessFactory() \r
+ {\r
+ this->args = xbt_dynar_new(sizeof(char*),ApplicationHandler::ProcessFactory::freeCstr);\r
+ this->properties = NULL; // TODO instanciate the dictionary\r
+ this->hostName = NULL;\r
+ this->function = NULL;\r
+ } \r
\r
- if (!this->args->empty())\r
- this->args->clear();\r
+ ApplicationHandler::ProcessFactory::~ProcessFactory()\r
+ {\r
+ xbt_dynar_free(&(this->args));\r
+ }\r
+ \r
+ // create the cxx process wrapper.\r
+ void ApplicationHandler::ProcessFactory::createProcess() \r
+ throw (ClassNotFoundException, HostNotFoundException)\r
+ {\r
+ Host host;\r
+ Class* c;\r
+ Process* process;\r
+ \r
+ // try to dynamicaly create an instance fo the process from its name (which is specified by the element function\r
+ // in the xml application file.\r
+ // if this static method fails, it throws an exception of the class ClassNotFoundException\r
+ c = Class::fromName(this->function);\r
+ process = reinterpret_cast<Process*>(c->createObject());\r
+ \r
+ // try to retrieve the host of the process from its name\r
+ // if this method fails, it throws an exception of the class HostNotFoundException\r
+ host = Host::getByName(this->hostName); \r
+ \r
+ // build the list of the arguments of the newly created process.\r
+ int argc = xbt_dynar_length(this->args);\r
+ \r
+ char** argv = (char**)calloc(argc, sizeof(char*));\r
+ \r
+ for(int i = argc -1; i >= 0; i--)\r
+ xbt_dynar_pop(this->args, &(argv[i]));\r
+ \r
+ // finaly create the process (for more detail on the process creation see Process::create()\r
+ process->create(host, this->function , argc, argv);\r
+ \r
+ // TODO add the properties of the process\r
+ /*process->properties = this->properties;\r
+ this->properties = new Properties();*/\r
+ }\r
+ \r
+ void ApplicationHandler::ProcessFactory::setProcessIdentity(const char* hostName, const char* function) \r
+ {\r
+ this->hostName = hostName;\r
+ this->function = function;\r
+ \r
+ /*if (!this->args->empty())\r
+ this->args->clear();\r
+ \r
+ if(!this->properties->empty())\r
+ this->properties->clear();*/\r
+ }\r
+ \r
+ // callback function used by the dynamic array to cleanup all of its elements.\r
+ void ApplicationHandler::ProcessFactory::freeCstr(void* cstr)\r
+ {\r
+ free(*(void**)cstr);\r
+ }\r
+ \r
+ void ApplicationHandler::ProcessFactory::registerProcessArg(const char* arg) \r
+ {\r
+ char* cstr = _strdup(arg);\r
+ xbt_dynar_push(this->args, &cstr);\r
+ }\r
+ \r
+ void ApplicationHandler::ProcessFactory::setProperty(const char* id, const char* value)\r
+ {\r
+ // TODO implement this function; \r
+ }\r
+ \r
+ const char* ApplicationHandler::ProcessFactory::getHostName(void)\r
+ {\r
+ return this->hostName;\r
+ }\r
\r
- if(!this->properties->empty())\r
- this->properties->clear();\r
-}\r
+ } // namespace Msg\r
+} // namespace SimGrid\r
\r
-}
\ No newline at end of file