TAO/docs/tutorials/Quoter/Event_Service/server.cpp

   1
   2 #include "Stock_Factory_i.h"
   3 #include "orbsvcs/CosNamingC.h"
   4 #include "ace/streams.h"
   5 #include "ace/OS_NS_unistd.h"
   6
   7 int ACE_TMAIN (int argc, ACE_TCHAR* argv[])
   8 {
   9   try {
  10     // First initialize the ORB, that will remove some arguments...
  11     CORBA::ORB_var orb =
  12       CORBA::ORB_init (argc, argv);
  13     CORBA::Object_var poa_object =
  14       orb->resolve_initial_references ("RootPOA");
  15     PortableServer::POA_var poa =
  16       PortableServer::POA::_narrow (poa_object.in ());
  17     PortableServer::POAManager_var poa_manager =
  18       poa->the_POAManager ();
  19     poa_manager->activate ();
  20
  21     // Create the servant
  22     Quoter_Stock_Factory_i stock_factory_i;
  23
  24     // Activate it to obtain the object reference
  25     Quoter::Stock_Factory_var stock_factory =
  26       stock_factory_i._this ();
  27
  28     // Get the Naming Context reference
  29     CORBA::Object_var naming_context_object =
  30       orb->resolve_initial_references ("NameService");
  31     CosNaming::NamingContext_var naming_context =
  32       CosNaming::NamingContext::_narrow (naming_context_object.in ());
  33
  34     // Create and initialize the name.
  35     CosNaming::Name name (1);
  36     name.length (1);
  37     name[0].id = CORBA::string_dup ("Stock_Factory");
  38
  39     // Bind the object
  40     naming_context->rebind (name, stock_factory.in ());
  41
  42     // Resolve the Event Service
  43     name[0].id = CORBA::string_dup ("CosEventService");
  44
  45     CORBA::Object_var ec_object =
  46       naming_context->resolve (name);
  47
  48     // Now downcast the object reference to the appropriate type
  49     CosEventChannelAdmin::EventChannel_var ec =
  50       CosEventChannelAdmin::EventChannel::_narrow (ec_object.in ());
  51
  52     CosEventChannelAdmin::SupplierAdmin_var supplier_admin =
  53       ec->for_suppliers ();
  54
  55     stock_factory_i.load_stock_objects (poa.in (),
  56                                         poa_manager.in (),
  57                                         supplier_admin.in ());
  58
  59     // ****************************************************************
  60
  61     for (int j = 0; j != 1000; ++j) {
  62       for (int i = 1; i != argc; ++i) {
  63         try {
  64           // Get the stock object
  65           Quoter::Stock_var stock =
  66             stock_factory->get_stock (ACE_TEXT_ALWAYS_CHAR (argv[i]));
  67
  68           CORBA::String_var full_name = stock->full_name ();
  69
  70           // Get the price
  71           CORBA::Double price = stock->price ();
  72
  73           Quoter::Modify_Stock_var modify_stock =
  74             Quoter::Modify_Stock::_narrow (stock.in ());
  75           modify_stock->set_price (price + 1);
  76
  77           cout << "Set the price of "
  78                << full_name.in ()
  79                << " to " << price + 1 << endl;
  80         }
  81         catch (Quoter::Invalid_Stock_Symbol &) {
  82           cerr << "Invalid stock symbol <"
  83                     << argv[i] << ">" << endl;
  84         }
  85         ACE_Time_Value tv (0, 500000);
  86         ACE_OS::sleep (tv);
  87       }
  88     }
  89
  90     stock_factory_i.destroy_stock_objects ();
  91
  92     // Destroy the POA, waiting until the destruction terminates
  93     poa->destroy (true, true);
  94     orb->destroy ();
  95   }
  96   catch (const CORBA::Exception &) {
  97     cerr << "CORBA exception raised!" << endl;
  98   }
  99   return 0;
 100 }