TAO/tests/Bug_3567_Regression/client.cpp

   1
   2 //=============================================================================
   3 /**
   4  *  @file    client.cpp
   5  *
   6  *  A client which uses the AMI callback model.
   7  */
   8 //=============================================================================
   9
  10
  11 #include "ace/Get_Opt.h"
  12 #include "ace/Task.h"
  13 #include "ace/OS_NS_unistd.h"
  14 #include "ami_test_i.h"
  15
  16 const ACE_TCHAR *ior = ACE_TEXT("file://test.ior");
  17 int nthreads = 5;
  18 int niterations = 10;
  19 int debug = 0;
  20 ACE_Atomic_Op <TAO_SYNCH_MUTEX, long> number_of_replies = 0;
  21
  22 CORBA::Long in_number = 931232;
  23 const char * in_str = "Let's talk AMI.";
  24 int parameter_corruption = 0;
  25
  26 int
  27 parse_args (int argc, ACE_TCHAR *argv[])
  28 {
  29   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("dk:n:i:"));
  30   int c;
  31
  32   while ((c = get_opts ()) != -1)
  33     switch (c)
  34       {
  35       case 'd':
  36         debug = 1;
  37         break;
  38       case 'k':
  39         ior = get_opts.opt_arg ();
  40         break;
  41       case 'n':
  42         nthreads = ACE_OS::atoi (get_opts.opt_arg ());
  43         break;
  44       case 'i':
  45         niterations = ACE_OS::atoi (get_opts.opt_arg ());
  46         break;
  47       case '?':
  48       default:
  49         ACE_ERROR_RETURN ((LM_ERROR,
  50                            "usage:  %s "
  51                            "-d "
  52                            "-k <ior> "
  53                            "-n <nthreads> "
  54                            "-i <niterations> "
  55                            "\n",
  56                            argv [0]),
  57                           -1);
  58       }
  59   // Indicates successful parsing of the command line
  60   return 0;
  61 }
  62
  63 /**
  64  * Run a server thread
  65  *
  66  * Use the ACE_Task_Base class to run server threads
  67  */
  68 class Worker : public ACE_Task_Base
  69 {
  70 public:
  71   Worker (CORBA::ORB_ptr orb);
  72   // ctor
  73
  74   virtual int svc ();
  75   // The thread entry point.
  76
  77 private:
  78   CORBA::ORB_var orb_;
  79   // The orb
  80 };
  81
  82
  83 /**
  84  * @class Client
  85  *
  86  * @brief Run the client thread
  87  *
  88  * Use the ACE_Task_Base class to run the client threads.
  89  */
  90 class Client : public ACE_Task_Base
  91 {
  92 public:
  93   /// ctor
  94   Client (A::AMI_Test_ptr server, int niterations, A::AMI_AMI_TestHandler_ptr hnd);
  95   /// dtor
  96   ~Client ();
  97
  98   /// The thread entry point.
  99   virtual int svc ();
 100
 101   // private:
 102   /// Var for the AMI_Test object.
 103   A::AMI_Test_var ami_test_var_;
 104
 105   /// The number of iterations on each client thread.
 106   int niterations_;
 107
 108   /// Var for AMI_AMI_Test_ReplyHandler object.
 109   A::AMI_AMI_TestHandler_var the_handler_var_;
 110 };
 111
 112 class Handler : public POA_A::AMI_AMI_TestHandler
 113 {
 114 public:
 115   Handler ()
 116   {
 117   }
 118
 119   void set_ami_test (A::AMI_Test_ptr ami_test)
 120   {
 121     ami_test_var_ = A::AMI_Test::_duplicate (ami_test);
 122   }
 123
 124   void foo (CORBA::Long result,
 125             CORBA::Long out_l)
 126     {
 127       if (result == 0)
 128         {
 129           ACE_ERROR((LM_ERROR, "ERROR: Callback method detected parameter corruption.\n"));
 130           parameter_corruption = 1;
 131         }
 132
 133       if (debug)
 134         {
 135           ACE_DEBUG ((LM_DEBUG,
 136                       "(%P | %t) : Callback method called: result <%d>, out_arg <%d>\n",
 137                       result,
 138                       out_l));
 139         }
 140       ACE_OS::sleep (1);
 141       ami_test_var_->sendc_set_yadda (0, 5);
 142
 143       --number_of_replies;
 144     }
 145
 146    void foo_excep (::Messaging::ExceptionHolder * excep_holder)
 147     {
 148       ACE_DEBUG ((LM_DEBUG,
 149                   "Callback method <foo_excep> called:\n"));
 150       try
 151         {
 152           excep_holder->raise_exception ();
 153         }
 154       catch (const CORBA::Exception& ex)
 155         {
 156           ex._tao_print_exception ("Caught exception:");
 157         }
 158     }
 159
 160   void get_yadda (CORBA::Long result)
 161     {
 162       ACE_DEBUG ((LM_DEBUG,
 163                   "Callback method <get_yadda> called: result <%d>\n",
 164                   result));
 165     }
 166
 167   void get_yadda_excep (::Messaging::ExceptionHolder *)
 168     {
 169       ACE_DEBUG ((LM_DEBUG,
 170                   "Callback method <get_yadda_excep> called:\n"));
 171     }
 172
 173   void set_yadda ()
 174     {
 175       ACE_DEBUG ((LM_DEBUG,
 176                   "Callback method <set_yadda> called:\n"));
 177     }
 178
 179   void set_yadda_excep (::Messaging::ExceptionHolder *)
 180     {
 181       ACE_DEBUG ((LM_DEBUG,
 182                   "Callback method <set_yadda_excep> called:\n"));
 183     }
 184   ~Handler ()
 185   {
 186   }
 187
 188   void inout_arg_test (const char *)
 189   {
 190     ACE_DEBUG ((LM_DEBUG,
 191                 "Callback method <set_yadda_excep> called:\n"));
 192   }
 193
 194   void inout_arg_test_excep (::Messaging::ExceptionHolder *)
 195   {
 196   }
 197
 198   A::AMI_Test_var ami_test_var_;
 199 };
 200
 201 int
 202 ACE_TMAIN(int argc, ACE_TCHAR *argv[])
 203 {
 204   try
 205     {
 206       CORBA::ORB_var orb =
 207         CORBA::ORB_init (argc, argv);
 208
 209       if (parse_args (argc, argv) != 0)
 210         return 1;
 211
 212       A::AMI_Test_var server;
 213
 214       CORBA::Object_var object =
 215         orb->string_to_object (ior);
 216       server =  A::AMI_Test::_narrow (object.in ());
 217
 218       if (CORBA::is_nil (server.in ()))
 219         {
 220           ACE_ERROR_RETURN ((LM_ERROR,
 221                              "Object reference <%s> is nil.\n",
 222                              ior),
 223                             1);
 224         }
 225
 226       // Activate POA to handle the call back.
 227
 228       CORBA::Object_var poa_object =
 229         orb->resolve_initial_references("RootPOA");
 230
 231       if (CORBA::is_nil (poa_object.in ()))
 232         ACE_ERROR_RETURN ((LM_ERROR,
 233                            " (%P|%t) Unable to initialize the POA.\n"),
 234                           1);
 235
 236       PortableServer::POA_var root_poa =
 237         PortableServer::POA::_narrow (poa_object.in ());
 238
 239       PortableServer::POAManager_var poa_manager =
 240         root_poa->the_POAManager ();
 241
 242       poa_manager->activate ();
 243
 244       // Let the client perform the test in a separate thread
 245       Handler handler;
 246       PortableServer::ObjectId_var id =
 247         root_poa->activate_object (&handler);
 248
 249       CORBA::Object_var hnd_object = root_poa->id_to_reference (id.in ());
 250
 251       A::AMI_AMI_TestHandler_var the_handler_var =
 252         A::AMI_AMI_TestHandler::_narrow (hnd_object.in ());
 253
 254       handler.set_ami_test (server.in ());
 255
 256       Client client (server.in (), niterations, the_handler_var.in ());
 257       if (client.activate (THR_NEW_LWP | THR_JOINABLE,
 258                            nthreads) != 0)
 259         ACE_ERROR_RETURN ((LM_ERROR,
 260                            "Cannot activate client threads\n"),
 261                           1);
 262
 263       // Main thread collects replies. It needs to collect
 264       // <nthreads*niterations> replies.
 265       number_of_replies = nthreads *niterations;
 266
 267       if (debug)
 268         {
 269           ACE_DEBUG ((LM_DEBUG,
 270                       "(%P|%t) : Entering perform_work loop to receive <%d> replies\n",
 271                       number_of_replies.value ()));
 272         }
 273
 274       // ORB loop.
 275
 276       Worker worker (orb.in ());
 277       if (worker.activate (THR_NEW_LWP | THR_JOINABLE,
 278                            nthreads) != 0)
 279         ACE_ERROR_RETURN ((LM_ERROR,
 280                            "Cannot activate client threads\n"),
 281                           1);
 282
 283       worker.thr_mgr ()->wait ();
 284
 285       if (debug)
 286         {
 287           ACE_DEBUG ((LM_DEBUG,
 288                       "(%P|%t) : Exited perform_work loop Received <%d> replies\n",
 289                       (nthreads*niterations) - number_of_replies.value ()));
 290         }
 291
 292       client.thr_mgr ()->wait ();
 293
 294       ACE_DEBUG ((LM_DEBUG, "threads finished\n"));
 295
 296       server->shutdown ();
 297
 298       root_poa->destroy (true,  // ethernalize objects
 299                          false); // wait for completion
 300
 301       orb->destroy ();
 302     }
 303   catch (const CORBA::Exception& ex)
 304     {
 305       ex._tao_print_exception ("Caught exception:");
 306       return 1;
 307     }
 308
 309   return parameter_corruption;
 310 }
 311
 312 // ****************************************************************
 313
 314 Client::Client (A::AMI_Test_ptr server,
 315                 int niterations,
 316                 A::AMI_AMI_TestHandler_ptr hnd)
 317                 :  ami_test_var_ (A::AMI_Test::_duplicate (server))
 318                 ,  niterations_ (niterations)
 319                 ,  the_handler_var_ (A::AMI_AMI_TestHandler::_duplicate (hnd))
 320 {
 321 }
 322
 323 Client::~Client ()
 324 {
 325 }
 326
 327 int
 328 Client::svc ()
 329 {
 330   try
 331     {
 332       for (int i = 0; i < this->niterations_; ++i)
 333         {
 334           ami_test_var_->sendc_foo (the_handler_var_.in (), in_number, in_str);
 335         }
 336       if (debug)
 337         {
 338           ACE_DEBUG ((LM_DEBUG,
 339                       "(%P|%t) <%d> Asynchronous methods issued\n",
 340                       niterations));
 341         }
 342     }
 343   catch (const CORBA::Exception& ex)
 344     {
 345       ex._tao_print_exception ("MT_Client: exception raised");
 346     }
 347   return 0;
 348 }
 349
 350 Worker::Worker (CORBA::ORB_ptr orb)
 351   :  orb_ (CORBA::ORB::_duplicate (orb))
 352 {
 353 }
 354
 355 int
 356 Worker::svc ()
 357 {
 358   while (number_of_replies > 0)
 359     {
 360       CORBA::Boolean pending = this->orb_->work_pending();
 361
 362       if (pending)
 363         {
 364           ACE_Time_Value tm (1, 0);
 365           this->orb_->perform_work(tm);
 366         }
 367     }
 368
 369   return 0;
 370 }