Ejemplo n.º 1
0
int ACE_TMAIN (int argc, ACE_TCHAR* argv[])
{
  try {
    // First initialize the ORB, that will remove some arguments...
    CORBA::ORB_var orb =
      CORBA::ORB_init (argc, argv);

    // There must be at least two arguments, the first is the factory
    // name, the rest are the names of the stock symbols we want to
    // get quotes for.
    if (argc < 3) {
      cerr << "Usage: " << argv[0]
           << " Factory_IOR symbol symbol..." << endl;
      return 1;
    }

    // Use the first argument to create the factory object reference,
    // in real applications we use the naming service, but let's do
    // the easy part first!
    CORBA::Object_var factory_object =
      orb->string_to_object (argv[1]);

    // Now downcast the object reference to the appropriate type
    Quoter::Stock_Factory_var factory =
      Quoter::Stock_Factory::_narrow (factory_object.in ());

    // Now get the full name and price of the other arguments:
    for (int i = 2; i != argc; ++i) {
      try {
        // Get the stock object
        Quoter::Stock_var stock =
          factory->get_stock (ACE_TEXT_ALWAYS_CHAR (argv[i]));

        // Get its name, put it on a _var so it is automatically
        // released!
        CORBA::String_var full_name = stock->full_name ();

        // Now get the price
        CORBA::Double price = stock->price ();

        cout << "The price of a stock in \""
             << full_name.in () << "\" is $"
             << price << endl;
      }
      catch (Quoter::Invalid_Stock_Symbol &) {
        cerr << "Invalid stock symbol <"
             << argv[i] << ">" << endl;
      }
    }

    // Finally destroy the ORB
    orb->destroy ();
  }
  catch (CORBA::Exception &) {
    cerr << "CORBA exception raised!" << endl;
  }
  return 0;
}
Ejemplo n.º 2
0
Archivo: client.cpp Proyecto: CCJY/ATCD
int ACE_TMAIN (int argc, ACE_TCHAR* argv[])
{
  try {
    // First initialize the ORB, that will remove some arguments...
    CORBA::ORB_var orb =
      CORBA::ORB_init (argc, argv);

    // There must be at least two arguments, the first is the factory
    // name, the rest are the names of the stock symbols we want to
    // get quotes for.
    if (argc < 3) {
      cerr << "Usage: " << argv[0]
           << " Factory_IOR symbol symbol..." << endl;
      return 1;
    }

    CORBA::Object_var poa_object =
      orb->resolve_initial_references ("RootPOA");
    PortableServer::POA_var poa =
      PortableServer::POA::_narrow (poa_object.in ());
    PortableServer::POAManager_var poa_manager =
      poa->the_POAManager ();
    poa_manager->activate ();

    // Use the first argument to create the factory object reference,
    // in real applications we use the naming service, but let's do
    // the easy part first!
    CORBA::Object_var factory_object =
      orb->string_to_object (argv[1]);

    // Now downcast the object reference to the appropriate type
    Quoter::Stock_Factory_var factory =
      Quoter::Stock_Factory::_narrow (factory_object.in ());

    // Create and activate the handler...
    int response_count = 0;
    Single_Query_Stock_Handler_i handler_i (&response_count);
    Quoter::AMI_Single_Query_StockHandler_var handler =
      handler_i._this ();

    // Send all the requests, careful with error handling
    int request_count = 0;
    for (int i = 2; i != argc; ++i) {
      try {
        // Get the stock object
        Quoter::Stock_var tmp =
          factory->get_stock (ACE_TEXT_ALWAYS_CHAR (argv[i]));
        Quoter::Single_Query_Stock_var stock =
          Quoter::Single_Query_Stock::_narrow (tmp.in ());
        if (CORBA::is_nil (stock.in ())) {
          cerr << "Cannot get single query interface for <"
               << argv[i] << ">" << endl;
        }

        stock->sendc_get_price_and_names (handler.in ());
        request_count++;
      }
      catch (Quoter::Invalid_Stock_Symbol &) {
        cerr << "Invalid stock symbol <"
             << argv[i] << ">" << endl;
      }
    }

    while (response_count < request_count
           && orb->work_pending ()) {
      orb->perform_work ();
    }

    // Destroy the POA, waiting until the destruction terminates
    poa->destroy (1, 1);
    orb->destroy ();
  }
  catch (const CORBA::Exception &) {
    cerr << "CORBA exception raised!" << endl;
  }
  return 0;
}
Ejemplo n.º 3
0
int ACE_TMAIN (int argc, ACE_TCHAR* argv[])
{
  try {
    // First initialize the ORB, that will remove some arguments...
    CORBA::ORB_var orb =
      CORBA::ORB_init (argc, argv);
    CORBA::Object_var poa_object =
      orb->resolve_initial_references ("RootPOA");
    PortableServer::POA_var poa =
      PortableServer::POA::_narrow (poa_object.in ());
    PortableServer::POAManager_var poa_manager =
      poa->the_POAManager ();
    poa_manager->activate ();

    // Create the servant
    Quoter_Stock_Factory_i stock_factory_i;

    // Activate it to obtain the object reference
    Quoter::Stock_Factory_var stock_factory =
      stock_factory_i._this ();

    // Get the Naming Context reference
    CORBA::Object_var naming_context_object =
      orb->resolve_initial_references ("NameService");
    CosNaming::NamingContext_var naming_context =
      CosNaming::NamingContext::_narrow (naming_context_object.in ());

    // Create and initialize the name.
    CosNaming::Name name (1);
    name.length (1);
    name[0].id = CORBA::string_dup ("Stock_Factory");

    // Bind the object
    naming_context->rebind (name, stock_factory.in ());

    // Resolve the Event Service
    name[0].id = CORBA::string_dup ("EventService");

    CORBA::Object_var ec_object =
      naming_context->resolve (name);

    // Now downcast the object reference to the appropriate type
    RtecEventChannelAdmin::EventChannel_var ec =
      RtecEventChannelAdmin::EventChannel::_narrow (ec_object.in ());

    RtecEventChannelAdmin::SupplierAdmin_var supplier_admin =
      ec->for_suppliers ();

    stock_factory_i.load_stock_objects (poa.in (),
                                        poa_manager.in (),
                                        supplier_admin.in ());

    // ****************************************************************

    for (int j = 0; j != 1000; ++j) {
      for (int i = 1; i != argc; ++i) {
        try {
          // Get the stock object
          Quoter::Stock_var stock =
            stock_factory->get_stock (ACE_TEXT_ALWAYS_CHAR (argv[i]));

          CORBA::String_var full_name = stock->full_name ();

          // Get the price
          CORBA::Double price = stock->price ();

          Quoter::Modify_Stock_var modify_stock =
            Quoter::Modify_Stock::_narrow (stock.in ());
          modify_stock->set_price (price + 1);

          cout << "Set the price of "
               << full_name.in ()
               << " to " << price + 1 << endl;
        }
        catch (Quoter::Invalid_Stock_Symbol &) {
          cerr << "Invalid stock symbol <"
               << argv[i] << ">" << endl;
        }
        ACE_Time_Value tv (0, 500000);
        ACE_OS::sleep (tv);
      }
    }

    stock_factory_i.destroy_stock_objects ();

    // Destroy the POA, waiting until the destruction terminates
    poa->destroy (1, 1);
    orb->destroy ();
  }
  catch (CORBA::Exception &) {
    cerr << "CORBA exception raised!" << endl;
  }
  return 0;
}