TAO/DevGuideExamples/Messaging/AMIcallback/MessengerServer.cpp

   1 #include "Messenger_i.h"
   2 #include <fstream>
   3 #include <iostream>
   4 #include <fstream>
   5 #include "ace/Get_Opt.h"
   6
   7 const ACE_TCHAR *ior_output_file = ACE_TEXT ("MessengerServer.ior");
   8 unsigned int seconds_to_wait = 0;
   9 CORBA::Boolean servant_throws_exception = false;
  10
  11 int
  12 parse_args (int argc, ACE_TCHAR *argv[])
  13 {
  14   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("o:e:t:"));
  15   int c;
  16
  17   while ((c = get_opts ()) != -1)
  18     switch (c)
  19       {
  20       case 'o':
  21         ior_output_file = get_opts.opt_arg ();
  22         break;
  23       case 'e':
  24         servant_throws_exception = true;
  25         std::cout << "Messenger_i::send_message() will throw an exception." << std::endl;
  26         break;
  27       case 't':
  28         seconds_to_wait = ACE_OS::atoi(get_opts.opt_arg ());
  29         std::cout << "Messenger_i::send_message() will wait "
  30           << seconds_to_wait << " seconds" << std::endl;
  31         break;
  32       case '?':
  33       default:
  34         ACE_ERROR_RETURN ((LM_ERROR,
  35                            "usage:  %s"
  36                            " -o <iorfile>"
  37                            " -e"
  38                            " -t <seconds_to_wait>"
  39                            "\n",
  40                            argv [0]),
  41                           -1);
  42       }
  43
  44   // Indicates successful parsing of the command line
  45   return 0;
  46 }
  47
  48 int
  49 ACE_TMAIN (int argc, ACE_TCHAR *argv [])
  50 {
  51   try {
  52     // Initialize orb
  53     CORBA::ORB_var orb = CORBA::ORB_init(argc, argv);
  54
  55     if (parse_args (argc, argv) != 0)
  56       return 1;
  57
  58     // Get reference to Root POA.
  59     CORBA::Object_var obj = orb->resolve_initial_references("RootPOA");
  60     PortableServer::POA_var poa = PortableServer::POA::_narrow(obj.in());
  61
  62     // Activate POA manager
  63     PortableServer::POAManager_var mgr = poa->the_POAManager();
  64     mgr->activate();
  65
  66     // Create an object
  67     PortableServer::Servant_var<Messenger_i> servant = new
  68       Messenger_i(seconds_to_wait, servant_throws_exception);
  69
  70     // Write its stringified reference to stdout
  71     PortableServer::ObjectId_var oid =  poa->activate_object(servant.in());
  72     obj = poa->id_to_reference(oid.in());
  73     Messenger_var messenger = Messenger::_narrow(obj.in());
  74     CORBA::String_var str = orb->object_to_string(messenger.in());
  75     std::ofstream fout(ACE_TEXT_ALWAYS_CHAR(ior_output_file));
  76     fout << str.in() << std::endl;
  77     fout.close();
  78     std::cout << "IOR written to file " << ACE_TEXT_ALWAYS_CHAR(ior_output_file) << std::endl;
  79
  80     // Accept requests
  81     orb->run();
  82     orb->destroy();
  83   }
  84   catch(const CORBA::Exception& ex) {
  85     std::cerr << "Caught a CORBA::Exception: " << ex << std::endl;
  86     return 1;
  87   }
  88
  89   return 0;
  90 }