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 179 行

// client.cpp,v 1.10 2003/04/16 17:57:35 irfan Exp

#include "ace/Get_Opt.h"
#include "testC.h"
#include "tao/RTCORBA/RTCORBA.h"
#include "tao/ORB_Core.h"
#include "ace/Task.h"
#include "../check_supported_priorities.cpp"

ACE_RCSID(Thread_Pool, client, "client.cpp,v 1.10 2003/04/16 17:57:35 irfan Exp")

const char *ior = "file://ior_1";
int iterations = 6;
int shutdown_server = 0;

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

  while ((c = get_opts ()) != -1)
    switch (c)
      {
      case 'x':
        shutdown_server = 1;
        break;

      case 'k':
        ior = 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 "
                           "-k <ior> "
                           "-i <iterations> "
                           "-x [shutdown server] "
                           "\n",
                           argv [0]),
                          -1);
      }

  // Indicates sucessful parsing of the command line
  return 0;
}

class Task : public ACE_Task_Base
{
public:

  Task (ACE_Thread_Manager &thread_manager,
        CORBA::ORB_ptr orb);

  int svc (void);

  CORBA::ORB_var orb_;

};

Task::Task (ACE_Thread_Manager &thread_manager,
            CORBA::ORB_ptr orb)
  : ACE_Task_Base (&thread_manager),
    orb_ (CORBA::ORB::_duplicate (orb))
{
}

int
Task::svc (void)
{
  ACE_TRY_NEW_ENV
    {
      CORBA::Object_var object =
        this->orb_->string_to_object (ior ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      test_var test =
        test::_narrow (object.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      pid_t pid =
        ACE_OS::getpid ();

      for (int i = 0; i != iterations; ++i)
        {
          CORBA::Long r =
            test->method (pid,
                          i
                          ACE_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;

          ACE_ASSERT (r == i);
          // Assert disappears on with optimizations on.
          ACE_UNUSED_ARG (r);
        }

      if (shutdown_server)
        {
          test->shutdown (ACE_ENV_SINGLE_ARG_PARAMETER);
          ACE_TRY_CHECK;
        }
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
                           "Exception caught:");
      return -1;
    }
  ACE_ENDTRY;

  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;

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

      // Thread Manager for managing task.
      ACE_Thread_Manager thread_manager;

      // Create task.
      Task task (thread_manager,
                 orb.in ());

      // Task activation flags.
      long flags =
        THR_NEW_LWP |
        THR_JOINABLE |
        orb->orb_core ()->orb_params ()->thread_creation_flags ();

      // Activate task.
      result =
        task.activate (flags);
      if (result == -1)
        {
          if (errno == EPERM)
            {
              ACE_ERROR_RETURN ((LM_ERROR,
                                 "Cannot create thread with scheduling policy %s\n"
                                 "because the user does not have the appropriate privileges, terminating program....\n"
                                 "Check svc.conf options and/or run as root\n",
                                 sched_policy_name (orb->orb_core ()->orb_params ()->ace_sched_policy ())),
                                2);
            }
          else
            // Unexpected error.
            ACE_ASSERT (0);
        }

      // Wait for task to exit.
      result =
        thread_manager.wait ();
      ACE_ASSERT (result != -1);
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "Exception caught");
      return -1;
    }
  ACE_ENDTRY;

  return 0;
}