TAO/tests/DSI_AMI_Gateway/test_dsi.cpp

   1 #include "test_dsi.h"
   2 #include "tao/DynamicInterface/Request.h"
   3 #include "tao/DynamicInterface/Unknown_User_Exception.h"
   4 #include "tao/TAO_Server_Request.h"
   5 #include "tao/Transport.h"
   6 #include "tao/ORB_Core.h"
   7 #include "tao/Thread_Lane_Resources.h"
   8 #include "My_DII_Reply_Handler.h"
   9
  10 #if !defined(__ACE_INLINE__)
  11 #include "test_dsi.inl"
  12 #endif /* __ACE_INLINE__ */
  13
  14 void
  15 DSI_Simple_Server::_dispatch (TAO_ServerRequest &request, TAO::Portable_Server::Servant_Upcall *)
  16 {
  17   // No need to do any of this if the client isn't waiting.
  18   if (request.response_expected ())
  19     {
  20       if (!CORBA::is_nil (request.forward_location ()))
  21         {
  22           request.init_reply ();
  23           request.tao_send_reply ();
  24
  25           // No need to invoke in this case.
  26           return;
  27         }
  28       else if (request.sync_with_server ())
  29         {
  30           // The last line before the call to this function
  31           // was an ACE_CHECK_RETURN, so if we're here, we
  32           // know there is no exception so far, and that's all
  33           // a SYNC_WITH_SERVER client request cares about.
  34           request.send_no_exception_reply ();
  35         }
  36     }
  37
  38   // Create DSI request object.
  39   CORBA::ServerRequest *dsi_request = 0;
  40   ACE_NEW (dsi_request,
  41            CORBA::ServerRequest (request));
  42
  43   try
  44     {
  45       TAO_AMH_DSI_Response_Handler_ptr rh_ptr;
  46       ACE_NEW (rh_ptr, TAO_AMH_DSI_Response_Handler(request));
  47
  48       TAO_AMH_DSI_Response_Handler_var rh(rh_ptr);
  49       rh->init (request, 0);
  50       // Delegate to user.
  51       this->invoke (dsi_request, rh.in());
  52     }
  53   catch (const CORBA::Exception& ex)
  54
  55     {
  56       // Only if the client is waiting.
  57       if (request.response_expected () && !request.sync_with_server ())
  58         {
  59           request.tao_send_reply_exception (ex);
  60         }
  61     }
  62
  63   CORBA::release (dsi_request);
  64 }
  65
  66 void
  67 DSI_Simple_Server::invoke (CORBA::ServerRequest_ptr)
  68 {
  69 }
  70
  71 void
  72 DSI_Simple_Server::invoke (CORBA::ServerRequest_ptr request,
  73                            TAO_AMH_DSI_Response_Handler * rph)
  74 {
  75   CORBA::NVList_ptr opList;
  76   this->orb_->create_list (0, opList);
  77
  78   request->arguments (opList);
  79
  80   CORBA::Request_var target_request;
  81
  82   this->target_->_create_request (0, // ctx
  83                                   request->operation (),
  84                                   opList,
  85                                   0, // result
  86                                   0, // exception_list,
  87                                   0, // context_list,
  88                                   target_request.inout (),
  89                                   0);
  90
  91   target_request->_tao_lazy_evaluation (1);
  92
  93   // Outgoing request must have the same byte order as the incoming one.
  94   target_request->_tao_byte_order (request->_tao_incoming_byte_order ());
  95
  96   try
  97     {
  98       // Updates the byte order state, if necessary.
  99       TAO_DII_Reply_Handler_ptr rh_ptr;
 100       ACE_NEW (rh_ptr, My_DII_Reply_Handler (rph, this->orb_));
 101       TAO_DII_Reply_Handler_var rh(rh_ptr);
 102       target_request->sendc (rh.in());
 103     }
 104   catch (const CORBA::UNKNOWN&)
 105     {
 106       // Outgoing reply must have the same byte order as the incoming one.
 107       request->_tao_reply_byte_order (target_request->_tao_byte_order ());
 108
 109       request->gateway_exception_reply (
 110           target_request->raw_user_exception ());
 111       return;
 112     }
 113
 114   // Regular replies are handled by the DII AMI/DSI AMH reply handler
 115   // combination without further involvement of the request objects.
 116   // The DII AMI reply handler must propagate the incoming reply
 117   // byte order to the DSI AMH reply handler
 118
 119   if (ACE_OS::strcmp ("shutdown", request->operation ()) == 0)
 120     {
 121       this->orb_->shutdown (0);
 122     }
 123 }
 124
 125 CORBA::RepositoryId
 126 DSI_Simple_Server::_primary_interface (const PortableServer::ObjectId &,
 127                                        PortableServer::POA_ptr)
 128 {
 129   return CORBA::string_dup ("IDL:Simple_Server:1.0");
 130 }
 131
 132 PortableServer::POA_ptr
 133 DSI_Simple_Server::_default_POA (void)
 134 {
 135   return PortableServer::POA::_duplicate (this->poa_.in ());
 136 }