TAO/tests/Bug_3672_Regression/client.cpp

   1
   2 //=============================================================================
   3 /**
   4  *  @file    client.cpp
   5  *
   6  *  A client which uses the AMI callback model.
   7  *
   8  *  @author Alexander Babu Arulanthu <alex@cs.wustl.edu>
   9  *  @author Michael Kircher <Michael.Kircher@mchp.siemens.de>
  10  */
  11 //=============================================================================
  12
  13 #include "ace/Get_Opt.h"
  14 #include "ace/Task.h"
  15 #include "ami_test_i.h"
  16 #include "tao/ORB_Core.h"
  17
  18 const ACE_TCHAR *ior = ACE_TEXT("file://test.ior");
  19 int nthreads = 1;
  20 int niterations = 1;
  21 int debug = 1;
  22 int number_of_replies = 0;
  23
  24 CORBA::Long in_number = 931232;
  25 const char * in_str = "Let's talk AMI.";
  26 int parameter_corruption = 0;
  27
  28 int
  29 parse_args (int argc, ACE_TCHAR *argv[])
  30 {
  31   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("dk:n:i:"));
  32   int c;
  33
  34   while ((c = get_opts ()) != -1)
  35     switch (c)
  36       {
  37       case 'd':
  38         debug = 1;
  39         break;
  40       case 'k':
  41         ior = get_opts.opt_arg ();
  42         break;
  43       case 'n':
  44         nthreads = ACE_OS::atoi (get_opts.opt_arg ());
  45         break;
  46       case 'i':
  47         niterations = ACE_OS::atoi (get_opts.opt_arg ());
  48         break;
  49       case '?':
  50       default:
  51         ACE_ERROR_RETURN ((LM_ERROR,
  52                            "usage:  %s "
  53                            "-d "
  54                            "-k <ior> "
  55                            "-n <nthreads> "
  56                            "-i <niterations> "
  57                            "\n",
  58                            argv [0]),
  59                           -1);
  60       }
  61   // Indicates successful parsing of the command line
  62   return 0;
  63 }
  64
  65
  66 /**
  67  * @class Client
  68  *
  69  * @brief Run the client thread
  70  *
  71  * Use the ACE_Task_Base class to run the client threads.
  72  */
  73 class Client : public ACE_Task_Base
  74 {
  75 public:
  76   /// ctor
  77   Client (A::AMI_Test_ptr server, int niterations, A::AMI_AMI_TestHandler_ptr handler);
  78
  79   /// The thread entry point.
  80   virtual int svc ();
  81
  82   /// Set all members to nil
  83   void clear ();
  84
  85 private:
  86   /// Var for the AMI_Test object.
  87   A::AMI_Test_var ami_test_var_;
  88
  89   /// The number of iterations on each client thread.
  90   int niterations_;
  91
  92   /// Var for AMI_AMI_Test_ReplyHandler object.
  93   A::AMI_AMI_TestHandler_var the_handler_var_;
  94 };
  95
  96 class Handler : public POA_A::AMI_AMI_TestHandler
  97 {
  98 public:
  99   Handler ()
 100   {
 101   };
 102
 103   void foo (CORBA::Long result,
 104             CORBA::Long out_l)
 105     {
 106       if (result == 0)
 107         {
 108           ACE_ERROR((LM_ERROR, "ERROR: Callback method detected parameter corruption.\n"));
 109           parameter_corruption = 1;
 110         }
 111
 112       if (debug)
 113         {
 114           ACE_DEBUG ((LM_DEBUG,
 115                       "(%P | %t) : Callback method called: result <%d>, out_arg <%d>\n",
 116                       result,
 117                       out_l));
 118         }
 119
 120       --number_of_replies;
 121     };
 122
 123    void foo_excep (::Messaging::ExceptionHolder * excep_holder)
 124     {
 125       ACE_DEBUG ((LM_DEBUG,
 126                   "Callback method <foo_excep> called:\n"));
 127       try
 128         {
 129           excep_holder->raise_exception ();
 130         }
 131       catch (const CORBA::Exception& ex)
 132         {
 133           ex._tao_print_exception ("Caught exception:");
 134         }
 135     };
 136
 137   ~Handler ()
 138   {
 139   };
 140 };
 141
 142 int
 143 ACE_TMAIN(int argc, ACE_TCHAR *argv[])
 144 {
 145   try
 146     {
 147       CORBA::ORB_var orb =
 148         CORBA::ORB_init (argc, argv);
 149
 150       if (parse_args (argc, argv) != 0)
 151         return 1;
 152
 153       CORBA::Object_var object =
 154         orb->string_to_object (ior);
 155       A::AMI_Test_var server =  A::AMI_Test::_narrow (object.in ());
 156
 157       if (CORBA::is_nil (server.in ()))
 158         {
 159           ACE_ERROR_RETURN ((LM_ERROR,
 160                              "Object reference <%s> is nil.\n",
 161                              ior),
 162                             1);
 163         }
 164
 165       // Activate POA to handle the call back.
 166
 167       CORBA::Object_var poa_object =
 168         orb->resolve_initial_references("RootPOA");
 169
 170       if (CORBA::is_nil (poa_object.in ()))
 171         ACE_ERROR_RETURN ((LM_ERROR,
 172                            " (%P|%t) Unable to initialize the POA.\n"),
 173                           1);
 174
 175       PortableServer::POA_var root_poa =
 176         PortableServer::POA::_narrow (poa_object.in ());
 177
 178       PortableServer::POAManager_var poa_manager =
 179         root_poa->the_POAManager ();
 180
 181       poa_manager->activate ();
 182
 183       // Let the client perform the test in a separate thread
 184       Handler* handler = 0;
 185       ACE_NEW_RETURN (handler,
 186                       Handler,
 187                       1);
 188       PortableServer::ServantBase_var owner_transfer(handler);
 189
 190       PortableServer::ObjectId_var id =
 191         root_poa->activate_object (handler);
 192
 193       CORBA::Object_var object2 = root_poa->id_to_reference (id.in ());
 194
 195       A::AMI_AMI_TestHandler_var hello = A::AMI_AMI_TestHandler::_narrow (object2.in ());
 196       object2 = CORBA::Object::_nil ();
 197
 198       server->shutdown (); // oneway, so returns here immediately but server waits 5 sec
 199
 200       Client client (server.in (), niterations, hello.in ());
 201       if (client.activate (THR_NEW_LWP | THR_JOINABLE,
 202                            nthreads) != 0)
 203         ACE_ERROR_RETURN ((LM_ERROR,
 204                            "Cannot activate client threads\n"),
 205                           1);
 206
 207       // Main thread collects replies. It needs to collect
 208       // <nthreads*niterations> replies.
 209       number_of_replies = nthreads *niterations;
 210
 211       if (debug)
 212         {
 213           ACE_DEBUG ((LM_DEBUG,
 214                       "(%P|%t) : Entering perform_work loop to receive <%d> replies\n",
 215                       number_of_replies));
 216         }
 217
 218       // ORB loop.
 219       ACE_Time_Value tv (1,0);
 220       orb->run (tv);
 221
 222       if (debug)
 223         {
 224           ACE_DEBUG ((LM_DEBUG,
 225                       "(%P|%t) : Exited perform_work loop Received <%d> replies\n",
 226                       (nthreads*niterations) - number_of_replies));
 227         }
 228
 229       ACE_DEBUG ((LM_DEBUG, "threads finished\n"));
 230
 231       client.wait ();
 232
 233       tv = ACE_Time_Value (1,0);
 234       orb->run (tv);
 235
 236       root_poa->deactivate_object (id.in ());
 237       root_poa->destroy (true,  // ethernalize objects
 238                          false);  // wait for completion
 239
 240       hello = A::AMI_AMI_TestHandler::_nil ();
 241       root_poa = PortableServer::POA::_nil ();
 242       poa_object = CORBA::Object::_nil ();
 243       object = CORBA::Object::_nil ();
 244       server = A::AMI_Test::_nil ();
 245       poa_manager = PortableServer::POAManager::_nil ();
 246       client.clear ();
 247
 248       orb->shutdown ();
 249       orb->destroy ();
 250
 251       CORBA::ULong ref_count  = orb->_refcount();
 252
 253       if (ref_count > 1)
 254         {
 255           ACE_DEBUG ((LM_DEBUG, ACE_TEXT("Refcount orb %d\n"), ref_count));
 256           ++parameter_corruption;
 257         }
 258       else
 259         {
 260           TAO_ORB_Core* core = orb->orb_core ();
 261           if (core != 0)
 262             {
 263               ACE_DEBUG ((LM_DEBUG, ACE_TEXT("Core <> null\n")));
 264               ++parameter_corruption;
 265             }
 266         }
 267       orb = CORBA::ORB::_nil ();
 268     }
 269   catch (const CORBA::Exception& ex)
 270     {
 271       ex._tao_print_exception ("Caught exception:");
 272       return 1;
 273     }
 274
 275   return parameter_corruption;
 276 }
 277
 278 // ****************************************************************
 279
 280 void  Client::clear ()
 281 {
 282   ami_test_var_ = A::AMI_Test::_nil ();
 283   the_handler_var_ = A::AMI_AMI_TestHandler::_nil ();
 284 }
 285
 286 Client::Client (A::AMI_Test_ptr server,
 287                 int niterations,
 288                 A::AMI_AMI_TestHandler_ptr handler)
 289                 :  ami_test_var_ (A::AMI_Test::_duplicate (server)),
 290      niterations_ (niterations),
 291      the_handler_var_ (A::AMI_AMI_TestHandler::_duplicate (handler))
 292 {
 293 }
 294
 295 int
 296 Client::svc ()
 297 {
 298   try
 299     {
 300       for (int i = 0; i < this->niterations_; ++i)
 301         {
 302           ami_test_var_->sendc_foo (the_handler_var_.in ());
 303         }
 304       if (debug)
 305         {
 306           ACE_DEBUG ((LM_DEBUG,
 307                       "(%P | %t):<%d> Asynchronous methods issued\n",
 308                       niterations));
 309         }
 310     }
 311   catch (const CORBA::Exception& ex)
 312     {
 313       ex._tao_print_exception ("MT_Client: exception raised");
 314     }
 315   return 0;
 316 }