client.cpp

来自「这是广泛使用的通信开源项目,对于大容量,高并发的通讯要求完全能够胜任,他广泛可用」· C++ 代码 · 共 171 行

// client.cpp,v 1.1 2002/04/04 19:04:50 bala Exp

#include "ace/Get_Opt.h"
#include "Receiver_i.h"
#include "SenderC.h"
#include "tao/BiDir_GIOP/BiDirGIOP.h"
#include "Client_Task.h"

ACE_RCSID(BiDirectional, client, "client.cpp,v 1.6 2001/03/30 20:11:05 bala Exp")

const char *ior = "file://test.ior";

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

  while ((c = get_opts ()) != -1)
    switch (c)
      {
      case 'k':
        ior = get_opts.optarg;
        break;
      case '?':
      default:
        ACE_ERROR_RETURN ((LM_ERROR,
                           "usage:  %s "
                           "-k <ior> "
                           "\n",
                           argv [0]),
                          -1);
      }
  // Indicates sucessful parsing of the command line
  return 0;
}

int
main (int argc, char *argv[])
{
  ACE_DECLARE_NEW_CORBA_ENV;

  ACE_TRY
    {
      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 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;

      // Policies for the childPOA to be created.
      CORBA::PolicyList policies (1);
      policies.length (1);

      CORBA::Any pol;
      pol <<= BiDirPolicy::BOTH;
      policies[0] =
        orb->create_policy (BiDirPolicy::BIDIRECTIONAL_POLICY_TYPE,
                            pol
                            ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Create POA as child of RootPOA with the above policies.  This POA
      // will receive request in the same connection in which it sent
      // the request
      PortableServer::POA_var child_poa =
        root_poa->create_POA ("childPOA",
                              poa_manager.in (),
                              policies
                              ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Creation of childPOA is over. Destroy the Policy objects.
      for (CORBA::ULong i = 0;
           i < policies.length ();
           ++i)
        {
          policies[i]->destroy (ACE_ENV_SINGLE_ARG_PARAMETER);
          ACE_TRY_CHECK;
        }

      poa_manager->activate (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

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

      Sender_var sender =
        Sender::_narrow (object.in ()
                         ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

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


      Receiver_i *receiver;
      ACE_NEW_RETURN (receiver,
                      Receiver_i (),
                      -1);

      PortableServer::ServantBase_var owner_transfer (receiver);

      Receiver_var receiver_obj =
        receiver->_this (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Send the calback object to the server
      sender->receiver_object (receiver_obj.in ()
                               ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Threads that will handle the call backs
      Client_Task client_task (orb.in (),
                               ACE_Thread_Manager::instance ());

      if (client_task.activate (THR_NEW_LWP | THR_JOINABLE, 4, 1) == -1)
        {
          ACE_ERROR ((LM_ERROR, "Error activating server task\n"));
        }

      ACE_Thread_Manager::instance ()->wait ();

      CORBA::Long count =
        receiver->get_event_count ();

      ACE_DEBUG ((LM_DEBUG,
                  "(%P|%t) Number of events received.. [%d] \n",
                  count));

      root_poa->destroy (1,
                         1
                         ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
                           "Catched exception:");
      return 1;
    }
  ACE_ENDTRY;

  return 0;
}