TAO/orbsvcs/DevGuideExamples/NamingService/Naming_Context_Ext/MessengerClient.cpp

   1 #include "MessengerC.h"
   2 #include "orbsvcs/CosNamingC.h"
   3 #include <iostream>
   4 #include <fstream>
   5 #include "ace/Get_Opt.h"
   6
   7 const ACE_TCHAR *ior_input_file = ACE_TEXT("file://url.ior");
   8
   9 int
  10 parse_args (int argc, ACE_TCHAR *argv[])
  11 {
  12   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("k:"));
  13   int c;
  14
  15   while ((c = get_opts ()) != -1)
  16     switch (c)
  17       {
  18       case 'k':
  19         ior_input_file = get_opts.opt_arg ();
  20         break;
  21
  22       case '?':
  23       default:
  24         ACE_ERROR_RETURN ((LM_ERROR,
  25                            "usage:  %s "
  26                            "-k <ior> "
  27                            "\n",
  28                            argv [0]),
  29                           -1);
  30       }
  31   // Indicates successful parsing of the command line
  32   return 0;
  33 }
  34
  35 int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
  36 {
  37   try {
  38     // Initialize orb
  39     CORBA::ORB_var orb = CORBA::ORB_init( argc, argv );
  40
  41     if (parse_args (argc, argv) != 0)
  42       return 1;
  43
  44     // Find the Naming Service  & the Message Server name in it
  45     CORBA::Object_var obj = orb->string_to_object(ior_input_file);
  46
  47     // Narrow
  48     Messenger_var messenger = Messenger::_narrow(obj.in());
  49     if (CORBA::is_nil(messenger.in())) {
  50       std::cerr << "Not a Messenger reference" << std::endl;
  51       return 1;
  52     }
  53
  54     CORBA::String_var message = CORBA::string_dup("Hello!");
  55     messenger->send_message( "TAO User", "TAO Test", message.inout());
  56
  57     std::cout << "Message was sent" << std::endl;
  58
  59     std::cout << "Now try the same thing with the simple name." << std::endl;
  60     obj = orb->resolve_initial_references("NameService");
  61     CosNaming::NamingContextExt_var root =
  62       CosNaming::NamingContextExt::_narrow(obj.in());
  63     obj = root->resolve_str("Simple/Messenger");
  64     messenger = Messenger::_narrow(obj.in());
  65     messenger->send_message( "ACE User", "TAO Test", message.inout());
  66
  67     std::cout << "Message was sent" << std::endl;
  68   }
  69   catch(const CORBA::Exception& ex) {
  70     std::cerr << "Caught a CORBA::Exception: " << ex << std::endl;
  71     return 1;
  72   }
  73
  74   return 0;
  75 }