client.cpp

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// client.cpp,v 1.8 2002/01/29 20:20:41 okellogg Exp

// ============================================================================
//
// = LIBRARY
//    TAO/examples/PluggableUDP/tests/Basic
//
// = FILENAME
//    client.cpp
//
// = DESCRIPTION
//    This is the client for the UDP test.
//
// = AUTHOR
//    Michael Kircher <[e-mail]>
//
// ============================================================================

#include "UDPC.h"

#include "UDP_i.h"
#include "UDP_Client_i.h"

#include "tao/debug.h"

#include "ace/Get_Opt.h"
#include "ace/Task.h"

// The following include file forces DIOP to be linked into the
// executable and initialized for static builds.
#include "tao/Strategies/advanced_resource.h"

ACE_RCSID(AMI, client, "client.cpp,v 1.8 2002/01/29 20:20:41 okellogg Exp")

const char *ior = "file://test.ior";
unsigned int msec = 500;
unsigned int iterations = 1;

int
parse_args (int argc, char *argv[])
{
  ACE_Get_Opt get_opts (argc, argv, "dk:t:i:");
  int c;

  while ((c = get_opts ()) != -1)
    switch (c)
      {
      case 'd':
        TAO_debug_level++;
        break;
      case 'k':
        ior = get_opts.opt_arg ();
        break;
      case 't':
        msec = ACE_OS::atoi (get_opts.opt_arg ());
        break;
      case 'i':
        iterations = ACE_OS::atoi (get_opts.opt_arg ());
        break;
      case '?':
      default:
        ACE_ERROR_RETURN ((LM_ERROR,
                           "usage:  %s "
                           "-d "
                           "-k <ior> "
                           "-t <timeout in ms> "
                           "-i <iterations> "
                           "\n",
                           argv [0]),
                          -1);
      }
  // Indicates sucessful parsing of the command line
  return 0;
}

int
main (int argc, char *argv[])
{
  ACE_TRY_NEW_ENV
    {
      CORBA::ORB_var orb =
        CORBA::ORB_init (argc, argv, "" ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (parse_args (argc, argv) != 0)
        return 1;

      CORBA::Object_var object =
        orb->string_to_object (ior ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      UDP_var udp_var =
        UDP::_narrow (object.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (CORBA::is_nil (udp_var.in ()))
        ACE_ERROR_RETURN ((LM_ERROR,
                           "Object reference <%s> is nil\n",
                           ior),
                          1);

      // Activate POA to handle the call back.

      CORBA::Object_var poa_object =
        orb->resolve_initial_references("RootPOA" ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (CORBA::is_nil (poa_object.in ()))
        ACE_ERROR_RETURN ((LM_ERROR,
                           " (%P|%t) Unable to initialize the POA.\n"),
                          1);

      PortableServer::POA_var root_poa =
        PortableServer::POA::_narrow (poa_object.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      PortableServer::POAManager_var poa_manager =
        root_poa->the_POAManager (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      poa_manager->activate (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Instantiate reply handler
      UDP_i udp_i;

      // let it remember our ORB
      udp_i.orb (orb.in ());

      UDP_var udpHandler_var =
        udp_i._this (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Instantiate client
      UDP_Client_i *client = new UDP_Client_i (orb.in (),
                                               udp_var.in (),
                                               udpHandler_var.in (),
                                               msec,
                                               iterations);

      // let the client run in a separate thread
      client->activate ();

      // ORB loop, will be shut down by our client thread

      orb->run (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      ACE_DEBUG ((LM_DEBUG, "event loop finished\n"));

      root_poa->destroy (1,  // ethernalize objects
                         0  // wait for completion
                         ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      orb->destroy (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      client->wait ();
      // it is save to delete the client, because the client was actually
      // the one calling orb->shutdown () triggering the end of the ORB
      // event loop.
      delete client;
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
                           "Caught exception:");
      return 1;
    }
  ACE_ENDTRY;

  return 0;
}