TAO/examples/Advanced/ch_3/client.cpp

   1
   2 //=============================================================================
   3 /**
   4  *  @file    client.cpp
   5  *
   6  *  @author Source code used in TAO has been modified and adapted from thecode provided in the book
   7  *  @author "Advanced CORBA Programming with C++"by Michi Henning and Steve Vinoski. Copyright1999. Addison-Wesley
   8  *  @author Reading
   9  *  @author MA.  Used with permission ofAddison-Wesley.Modified for TAO by Mike Moran <mm4@cs.wustl.edu>
  10  */
  11 //=============================================================================
  12
  13
  14 #include "timeC.h"
  15 #include <ace/streams.h>
  16
  17 // The following header is #included automatically by ACE+TAO.
  18 // Therefore, they don't need to be included explicitly.
  19 //#include <iostream.h>
  20
  21 int
  22 ACE_TMAIN(int argc, ACE_TCHAR *argv[])
  23 {
  24   try
  25     {
  26       // Check arguments
  27       if  (argc != 2)
  28         {
  29           cerr << "Usage: client IOR_string" << endl;
  30           throw 0;
  31         }
  32
  33       // Initialize orb
  34       CORBA::ORB_var orb = CORBA::ORB_init (argc, argv);
  35
  36       // Destringify argv[1]
  37       CORBA::Object_var obj = orb->string_to_object (argv[1]);
  38       if  (CORBA::is_nil (obj.in ()))
  39         {
  40           cerr << "Nil Time reference" << endl;
  41           throw 0;
  42         }
  43
  44       // Narrow
  45       Time_var tm = Time::_narrow (obj.in ());
  46
  47       if  (CORBA::is_nil (tm.in ()))
  48         {
  49           cerr << "Argument is not a Time reference" << endl;
  50           throw 0;
  51         }
  52
  53        {
  54        cout << "Validating connection"<<endl;
  55        CORBA::PolicyList_var pols;
  56        tm->_validate_connection (pols.out ());
  57        cout << "Succesfull " <<endl;
  58        }
  59       // Get time
  60       TimeOfDay tod = tm->get_gmt ();
  61       cout << "Time in Greenwich is "
  62            << setw (2) << setfill ('0') << tod.hour << ":"
  63            << setw (2) << setfill ('0') << tod.minute << ":"
  64            << setw (2) << setfill ('0') << tod.second << endl;
  65     }
  66   catch  (const CORBA::Exception &x)
  67     {
  68       x._tao_print_exception ("Who is the culprit\n");
  69       cerr << "Uncaught CORBA exception" << endl;
  70       return 1;
  71     }
  72   catch  (...)
  73     {
  74       return 1;
  75     }
  76   return 0;
  77 }