TAO/DevGuideExamples/Multithreading/ThreadPerConnection/MessengerServer.cpp

   1 #include "Messenger_i.h"
   2 #include "ace/Get_Opt.h"
   3 #include <iostream>
   4 #include <fstream>
   5
   6 const ACE_TCHAR *ior_output_file = ACE_TEXT ("test.ior");
   7
   8 int
   9 parse_args (int argc, ACE_TCHAR *argv[])
  10 {
  11   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("o:"));
  12   int c;
  13
  14   while ((c = get_opts ()) != -1)
  15     switch (c)
  16       {
  17       case 'o':
  18         ior_output_file = get_opts.opt_arg ();
  19         break;
  20
  21       case '?':
  22       default:
  23         ACE_ERROR_RETURN ((LM_ERROR,
  24                            "usage:  %s "
  25                            "-o <iorfile>"
  26                            "\n",
  27                            argv [0]),
  28                           -1);
  29       }
  30   // Indicates successful parsing of the command line
  31   return 0;
  32 }
  33
  34 int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
  35 {
  36   try {
  37     // Initialize the ORB.
  38     CORBA::ORB_var orb = CORBA::ORB_init( argc, argv );
  39
  40     //Get reference to the RootPOA.
  41     CORBA::Object_var obj = orb->resolve_initial_references( "RootPOA" );
  42     PortableServer::POA_var poa = PortableServer::POA::_narrow( obj.in() );
  43
  44     // Activate the POAManager.
  45     PortableServer::POAManager_var mgr = poa->the_POAManager();
  46     mgr->activate();
  47
  48     if (parse_args (argc, argv) != 0)
  49       return 1;
  50
  51     // Create a servant.
  52     PortableServer::Servant_var<Messenger_i> messenger_servant = new Messenger_i;
  53
  54     // Register the servant with the RootPOA, obtain its object
  55     // reference, stringify it, and write it to a file.
  56     PortableServer::ObjectId_var oid =
  57       poa->activate_object( messenger_servant.in() );
  58     CORBA::Object_var messenger_obj = poa->id_to_reference( oid.in() );
  59     CORBA::String_var str = orb->object_to_string( messenger_obj.in() );
  60
  61     // Output the IOR to the <ior_output_file>
  62     FILE *output_file= ACE_OS::fopen (ior_output_file, "w");
  63     if (output_file == 0)
  64       ACE_ERROR_RETURN ((LM_ERROR,
  65                          "Cannot open output file for writing IOR: %s\n",
  66                          ior_output_file),
  67                          1);
  68     ACE_OS::fprintf (output_file, "%s", str.in ());
  69     ACE_OS::fclose (output_file);
  70     std::cout << "IOR written to file " << ACE_TEXT_ALWAYS_CHAR (ior_output_file) << std::endl;
  71
  72     // Accept requests from clients.
  73     orb->run();
  74     orb->destroy();
  75   }
  76   catch(const CORBA::Exception& ex) {
  77     std::cerr << "CORBA exception: " << ex << std::endl;
  78     return 1;
  79   }
  80
  81   return 0;
  82 }