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 124 行

// client.cpp,v 1.3 2003/12/30 13:42:22 jwillemsen Exp

#include "tao/ORB.h"
#include "TestC.h"
#include <string>
#include "tao/DynamicInterface/Request.h"
#include "ace/Get_Opt.h"
#include "Hello.h"

ACE_RCSID(ICMG_Any_Bug, client, "client.cpp,v 1.3 2003/12/30 13:42:22 jwillemsen 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.opt_arg ();
        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_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 tmp =
        orb->string_to_object(ior ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      Test::Hello_var hello =
        Test::Hello::_narrow (tmp.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (CORBA::is_nil (hello.in ()))
        {
          ACE_ERROR_RETURN ((LM_DEBUG,
                             "Nil Test::Hello reference \n"),
                            1);
        }

      CORBA::Request_var request;
      request = tmp->_request ("get_helloworld");
      request->set_return_type (Test::_tc_HelloWorld);

      CORBA::Any any;
      any <<= "Hi From DOC Group";
      request->arguments ()->add_value ("msg", any, CORBA::ARG_IN);

      request->invoke (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      CORBA::NamedValue_ptr results = request->result ();
      CORBA::Any * obj_any = results->value ();

      CORBA::Object_var obj2;
      *obj_any >>= CORBA::Any::to_object (obj2);
      if (CORBA::is_nil (obj2.in ()))
        {
          ACE_ERROR_RETURN ((LM_DEBUG,
                             "Nil Any_To_Object reference \n"),
                            1);
        }

      Test::HelloWorld_var hello_world =
        Test::HelloWorld::_narrow (obj2.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (CORBA::is_nil (hello_world.in ()))
        {
          ACE_ERROR_RETURN ((LM_DEBUG,
                             "Nil Test::HelloWorld reference \n"),
                            1);
        }

      CORBA::String_var the_string =
        hello_world->get_string (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      ACE_DEBUG ((LM_DEBUG, "(%P|%t) - string returned <%s>\n",
                  the_string.in ()));

      hello->shutdown (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      orb->destroy (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
                           "Exception caught:");
      return 1;
    }
  ACE_ENDTRY;

  return 0;
}