simple_client.cpp

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// simple_client.cpp,v 1.31 2003/11/27 14:56:44 bala Exp

// ============================================================================
//
// = LIBRARY
//    TAO/tests/AMI
//
// = FILENAME
//    simple_client.cpp
//
// = DESCRIPTION
//    A very simple client which uses the AMI callback model.
//
// = AUTHOR
//    Alexander Babu Arulanthu <[e-mail]>,
//    Michael Kircher <[e-mail]>
//
// ============================================================================

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

#include "ami_testS.h"

ACE_RCSID (AMI,
           simple_client,
           "simple_client.cpp,v 1.31 2003/11/27 14:56:44 bala Exp")

const char *ior = "file://test.ior";
int niterations = 5;
int shutdown_flag = 0;
int debug = 0;

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

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

class Handler : public POA_A::AMI_AMI_TestHandler
{
public:
  Handler (void) {};
  // Constructor.

    ~Handler (void) {};
  // Destructor.

  void foo (CORBA::Long ami_return_val,
            CORBA::Long out_l
            ACE_ENV_ARG_DECL_NOT_USED)
      ACE_THROW_SPEC ((CORBA::SystemException))
    {
      if (debug)
        {
          ACE_DEBUG ((LM_DEBUG,
                      "Callback method <foo> called: result <%d>, out_arg <%d>\n",
                      ami_return_val,
                      out_l));
        }
    };

  void foo_excep (A::AMI_AMI_TestExceptionHolder * excep_holder
                  ACE_ENV_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException))
    {

      ACE_DEBUG ((LM_DEBUG,
                  "Callback method <foo_excep> called: \n"
                                  "Testing proper exception handling ...\n"));
      ACE_TRY
        {
          excep_holder->raise_foo (ACE_ENV_SINGLE_ARG_PARAMETER);
          ACE_TRY_CHECK;
        }
      ACE_CATCH (A::DidTheRightThing, ex)
        {
          ACE_DEBUG ((LM_DEBUG,
                      "... exception received successfully\n"));
                    }
      ACE_CATCHANY
        {
          ACE_DEBUG ((LM_DEBUG,
                      "... caught the wrong exception -> ERROR\n"));
        }
      ACE_ENDTRY;
      ACE_CHECK;
    };


  void get_yadda (CORBA::Long result
                  ACE_ENV_ARG_DECL_NOT_USED)
      ACE_THROW_SPEC ((CORBA::SystemException))
    {
      ACE_DEBUG ((LM_DEBUG,
                  "Callback method <get_yadda> called: result <%d>\n",
                  result));
    };

  void get_yadda_excep (A::AMI_AMI_TestExceptionHolder *
                  ACE_ENV_ARG_DECL_NOT_USED)
      ACE_THROW_SPEC ((CORBA::SystemException))
    {
      ACE_DEBUG ((LM_DEBUG,
                  "Callback method <get_yadda_excep> called: \n"));
    };

  void set_yadda (ACE_ENV_SINGLE_ARG_DECL_NOT_USED)
      ACE_THROW_SPEC ((CORBA::SystemException))
    {
      ACE_DEBUG ((LM_DEBUG,
                  "Callback method <set_yadda> called: \n"));
    };

  void set_yadda_excep (A::AMI_AMI_TestExceptionHolder *
                  ACE_ENV_ARG_DECL_NOT_USED)
      ACE_THROW_SPEC ((CORBA::SystemException))
    {
      ACE_DEBUG ((LM_DEBUG,
                  "Callback method <set_yadda_excep> called: \n"));
    };

  void inout_arg_test (
      const char *
      ACE_ENV_ARG_DECL_NOT_USED
      )
    ACE_THROW_SPEC ((CORBA::SystemException))
  {
    ACE_DEBUG ((LM_DEBUG,
                "Callback method <set_yadda_excep> called: \n"));
  }

  void inout_arg_test_excep (A::AMI_AMI_TestExceptionHolder *
                             ACE_ENV_ARG_DECL_NOT_USED)
    ACE_THROW_SPEC ((CORBA::SystemException))
  {
  }
};

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;

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

      PortableServer::POA_var poa_var =
        PortableServer::POA::_narrow (object_var.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      PortableServer::POAManager_var poa_manager_var =
        poa_var->the_POAManager (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      poa_manager_var->activate (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

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

      // We reuse the object_var smart pointer!
      object_var = orb->string_to_object (ior ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      A::AMI_Test_var ami_test_var =
        A::AMI_Test::_narrow (object_var.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

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

      // Instantiate the ReplyHandler and register that with the POA.
      Handler handler;
      A::AMI_AMI_TestHandler_var the_handler_var =
        handler._this (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Try out sending asynchronous messages without a reply handler
      // registered. Things fail if we get an exception.

      ami_test_var->sendc_foo (A::AMI_AMI_TestHandler::_nil (),
                               0,
                               ""
                               ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;


      // Trigger the DidTheRightThing exception on the server side
      // by sending 0 to it.
      ACE_DEBUG ((LM_DEBUG,
                  "Sending asynch message\n"));

      ami_test_var->sendc_foo (the_handler_var.in (),
                               0,
                               "Let's talk AMI."
                               ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      CORBA::Long l = 931247;

      for (ssize_t ni = 0; ni < niterations; ni++)
        {
          ACE_DEBUG ((LM_DEBUG,
                      "Sending asynch message: %d\n",
                      ni));

          ami_test_var->sendc_foo (the_handler_var.in (),
                                   l,
                                   "Let's talk AMI."
                                   ACE_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;
        }

      // Begin test of attributes
      ami_test_var->sendc_get_yadda (the_handler_var.in ()
                                     ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      ami_test_var->sendc_set_yadda (the_handler_var.in (),
                                     4711
                                     ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      ami_test_var->sendc_get_yadda (the_handler_var.in ()
                                     ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // End test of attributes

      if (debug)
        {
          ACE_DEBUG ((LM_DEBUG,
                      "<%d> Asynchronous methods issued\n",
                      niterations));
        }

      if (debug)
        {
          ACE_DEBUG ((LM_DEBUG,
                      "Issuing a synchronous method to collect the AMI replies\n"));
        }

      //while (orb->work_pending())
      //  orb->perform_work ();


      CORBA::Long number = ami_test_var->foo (l,
                                              l,
                                              "Let's talk SMI."
                                              ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (debug)
        {
          ACE_DEBUG ((LM_DEBUG,
                      "Received the following number: %d\n",
                      number));
        }

      if (shutdown_flag)
        {
          ami_test_var->shutdown (ACE_ENV_SINGLE_ARG_PARAMETER);
          ACE_TRY_CHECK;
        }

      poa_var->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;
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
                           "Caught exception:");
      return 1;
    }
  ACE_ENDTRY;
  ACE_CHECK_RETURN (-1);

  return 0;
}