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path: root/TAO/examples/CSD_Strategy/ThreadPool4/ClientTask.cpp
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// This may look like C, but it's really -*- C++ -*-

//=============================================================================
/**
 *  @file    ClientTask.cpp
 *
 *  $Id$
 *
 *  @author  Tim Bradley <bradley_t@ociweb.com>
 */
//=============================================================================

#include "ClientTask.h"
#include "ace/SString.h"
#include "ace/OS.h"


ClientTask::ClientTask(Foo_ptr foo, 
                       Callback_ptr callback)
: foo_(Foo::_duplicate(foo)),
  callback_(Callback::_duplicate(callback))
{
}


ClientTask::~ClientTask()
{
}


int
ClientTask::open(void*)
{
  if (this->activate(THR_NEW_LWP | THR_JOINABLE, 1) != 0)
    {
      // Assumes that when activate returns non-zero return code that
      // no threads were activated.
      ACE_ERROR_RETURN((LM_ERROR,
                        "(%P|%t) ClientTask failed to activate "
                        "the client thread.\n"),
                       -1);
    }

  return 0;
}


int
ClientTask::svc()
{
  ACE_DEBUG((LM_DEBUG,
             "(%P|%t) ClientTask::svc start\n"));

  ACE_TRY_NEW_ENV
  {
    for (CORBA::Long i = 1; i <= 100; i++)
    {
      // Simple Two-way calls.
      this->foo_->op1(ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      this->foo_->op2(i ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;
      CORBA::Long value = this->foo_->op3(ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      ACE_DEBUG((LM_DEBUG,
                 "(%P|%t) ===> Value retrieved from op3() == %d\n",
                 value));

      for (CORBA::Long j = 1; j <= 5; j++)
        {
          this->foo_->op4(495 + (i * 5) + j ACE_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;
        }

      ACE_TRY_EX (op5)
      {
        ACE_DEBUG((LM_DEBUG, "(%P|%t) ===> Invoke op5()\n"));
        this->foo_->op5(ACE_ENV_SINGLE_ARG_PARAMETER);
        ACE_TRY_CHECK_EX (op5);
        ACE_DEBUG((LM_DEBUG, "(%P|%t) ===> No exception raised from op5().  :-(\n"));
      }
      ACE_CATCH (FooException, ex)
      {
        ACE_DEBUG((LM_DEBUG,
                   "(%P|%t) ===> Caught FooException - as expected.\n"));
        
      }
      ACE_ENDTRY;

      // Two-Way calls with inout parameters.
      CORBA::String_var message = CORBA::string_dup( "Hello! " );
      CORBA::Boolean result 
        = this->foo_->op6( "TAO User", message.inout() ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (result)
        {
          ACE_DEBUG((LM_DEBUG,
                     "(%P|%t) ===> Message from op6() == %s\n",
                     message.in ()));
        }
      else
        {
          ACE_DEBUG((LM_DEBUG,
                     "(%P|%t) ===> op6() returned false.\n"));
        }

      // Callback test.
      this->foo_->callback_object (this->callback_.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      this->foo_->test_callback (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // One-Way calls with various arguments.
      CORBA::String_var ub_string = CORBA::string_dup( "UNBOUNDED STRING" );
      this->foo_->test_unbounded_string_arg (ub_string.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      CORBA::String_var bd_string = CORBA::string_dup( "BOUNDED STRING" );
      this->foo_->test_bounded_string_arg (bd_string.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      Fixed_Array fixed_array;

      for (CORBA::ULong m = 0; m < 20; m ++)
        {
          fixed_array[m] = i + m;
        }

      this->foo_->test_fixed_array_arg (fixed_array ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      Var_Array var_array;
      var_array[0] = CORBA::string_dup( "STRING 1" );
      var_array[1] = CORBA::string_dup( "STRING 2" );
      var_array[2] = CORBA::string_dup( "STRING 3" );
      this->foo_->test_var_array_arg (var_array ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      Bounded_Var_Size_var bd_var_size_string = new Bounded_Var_Size();
      const char* buffer1 = "BOUNDED VAR SIZE CHAR";
      bd_var_size_string->replace (bd_var_size_string->maximum (),
                            ACE_OS::strlen (buffer1) + 1, 
                            (CORBA::Char*)buffer1);
      this->foo_->test_bounded_var_size_arg (bd_var_size_string.in () 
                                             ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      const char* buffer2 = "UNBOUNDED VAR SIZE CHAR";
      Unbounded_Var_Size_var ub_var_size_string = new Unbounded_Var_Size(100);
      ub_var_size_string->replace (ub_var_size_string->maximum (),
                                ACE_OS::strlen (buffer2) + 1, 
                                (CORBA::Char*)buffer2);
      this->foo_->test_unbounded_var_size_arg (ub_var_size_string.in ()
                                               ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      TimeOfDay t;
      t.hour = 12;
      t.minute = 30;
      t.second = 10;
      this->foo_->test_fixed_size_arg (t ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      this->foo_->test_fixed_size_arg_two_way (t ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      CORBA::Boolean special_value = 1;
      this->foo_->test_special_basic_arg (special_value ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;
      
      this->foo_->test_objref_arg (this->callback_.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;
    }

    ACE_DEBUG((LM_DEBUG,
              "(%P|%t) ClientTask::svc - Invoke foo->done()\n"));

    this->foo_->done (ACE_ENV_SINGLE_ARG_PARAMETER);
    ACE_TRY_CHECK;
    ACE_DEBUG((LM_DEBUG,
              "(%P|%t) ClientTask::svc - Back from foo->done()\n"));
  }
  ACE_CATCHANY 
  { 
     ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, 
                           "Caught exception in ClientTask::svc():"); 
  } 
  ACE_CATCHALL 
  { 
    ACE_ERROR((LM_ERROR, 
               "(%P|%t) Unknown (...) exception caught in ClientTask::svc()\n")); 
  } 
  ACE_ENDTRY; 


  ACE_DEBUG((LM_DEBUG,
             "(%P|%t) ClientTask::svc end\n"));

  return 0;
}


int
ClientTask::close(u_long)
{
  ACE_DEBUG((LM_DEBUG,
             "(%P|%t) ClientTask::close() - enter/exit\n"));
  return 0;
}