// $Id: client.cpp 97717 2014-04-14 16:18:05Z mesnier_p $

#include "ace/Get_Opt.h"
#include "test_i.h"
#include "tao/BiDir_GIOP/BiDirGIOP.h"
#include "tao/AnyTypeCode/Any.h"

#include "tao/ORB_Core.h"
#include "tao/Transport_Cache_Manager.h"
#include "tao/Thread_Lane_Resources.h"



const ACE_TCHAR *ior = ACE_TEXT("file://test.ior");

void do_nothing (void)
{
}

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

  while ((c = get_opts ()) != -1)
    switch (c)
      {
      case 'k':
        ior = get_opts.opt_arg ();
        break;

      case '?':
      default:
        ACE_ERROR_RETURN ((LM_ERROR,
                           ACE_TEXT ("usage:  %s ")
                           ACE_TEXT ("-k <ior> ")
                           ACE_TEXT ("\n"),
                           argv [0]),
                          -1);
      }
  // Indicates successful parsing of the command line
  return 0;
}

int
ACE_TMAIN(int argc, ACE_TCHAR *argv[])
{
  try
    {
      CORBA::ORB_var orb =
        CORBA::ORB_init (argc, argv);

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

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

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

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

      // 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);

      // 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);

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

      poa_manager->activate ();

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

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

      Simple_Server_var server =
        Simple_Server::_narrow (object.in ());

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


      Callback_i *callback_impl = 0;
      callback_impl = new Callback_i (orb.in ());
      PortableServer::ServantBase_var safe (callback_impl);

      PortableServer::ObjectId_var id =
        PortableServer::string_to_ObjectId ("client_callback");

      child_poa->activate_object_with_id (id.in (),
                                          callback_impl);

      CORBA::Object_var callback_object =
        child_poa->id_to_reference (id.in ());

      Callback_var callback =
        Callback::_narrow (callback_object.in ());


      CORBA::String_var ior =
        orb->object_to_string (callback.in ());

      ACE_DEBUG ((LM_DEBUG,
                  ACE_TEXT ("(%P|%t) Client callback activated as <%C>\n"), ior.in ()));

      // Send the calback object to the server
      server->callback_object (callback.in ());

      // This is a non-portable, but the only currently available way of
      // determining the number of currently open connections.
      size_t pre_call_connections =
        orb->orb_core ()->lane_resources ().transport_cache ().current_size ();

      // A  method to kickstart callbacks from the server
      CORBA::Long r =
        server->test_method (1);

      if (r != 0)
        {
          ACE_DEBUG ((LM_DEBUG,
                      ACE_TEXT ("(%P|%t) unexpected result = %d "),
                      r));
        }

      orb->run ();

      // This is a non-portable, but the only currently available way of
      // determining the number of currently open connections.
      size_t cur_connections =
        orb->orb_core()->lane_resources().transport_cache().current_size ();

      if (cur_connections > pre_call_connections)
        {
          ACE_ERROR ((LM_ERROR,
                      ACE_TEXT ("(%P|%t) Expected %d ")
                      ACE_TEXT ("connections in the transport cache, but found ")
                      ACE_TEXT ("%d instead.  Aborting.\n"),
                      pre_call_connections,
                      cur_connections));

          ACE_OS::abort ();
        }

      root_poa->destroy (1, 1);

      orb->destroy ();
    }
  catch (const CORBA::Exception& ex)
    {
      ex._tao_print_exception ("Caught exception:");
      return 1;
    }

  return 0;
}
