TAO/docs/tutorials/Quoter/Simple/Client/client.cpp

   1
   2 // Include the generated names....
   3 #include "QuoterC.h"
   4 #include "ace/streams.h"
   5
   6 int ACE_TMAIN (int argc, ACE_TCHAR* argv[])
   7 {
   8   try {
   9     // First initialize the ORB, that will remove some arguments...
  10     CORBA::ORB_var orb =
  11       CORBA::ORB_init (argc, argv);
  12
  13     // There must be at least two arguments, the first is the factory
  14     // name, the rest are the names of the stock symbols we want to
  15     // get quotes for.
  16     if (argc < 3) {
  17       cerr << "Usage: " << argv[0]
  18            << " Factory_IOR symbol symbol..." << endl;
  19       return 1;
  20     }
  21
  22     // Use the first argument to create the factory object reference,
  23     // in real applications we use the naming service, but let's do
  24     // the easy part first!
  25     CORBA::Object_var factory_object =
  26       orb->string_to_object (argv[1]);
  27
  28     // Now downcast the object reference to the appropriate type
  29     Quoter::Stock_Factory_var factory =
  30       Quoter::Stock_Factory::_narrow (factory_object.in ());
  31
  32     // Now get the full name and price of the other arguments:
  33     for (int i = 2; i != argc; ++i) {
  34       try {
  35         // Get the stock object
  36         Quoter::Stock_var stock =
  37           factory->get_stock (ACE_TEXT_ALWAYS_CHAR (argv[i]));
  38
  39         // Get its name, put it on a _var so it is automatically
  40         // released!
  41         CORBA::String_var full_name = stock->full_name ();
  42
  43         // Now get the price
  44         CORBA::Double price = stock->price ();
  45
  46         cout << "The price of a stock in \""
  47              << full_name.in () << "\" is $"
  48              << price << endl;
  49       }
  50       catch (Quoter::Invalid_Stock_Symbol &) {
  51         cerr << "Invalid stock symbol <"
  52              << argv[i] << ">" << endl;
  53       }
  54     }
  55
  56     // Finally destroy the ORB
  57     orb->destroy ();
  58   }
  59   catch (const CORBA::Exception &) {
  60     cerr << "CORBA exception raised!" << endl;
  61   }
  62   return 0;
  63 }