TAO/DevGuideExamples/AMH_AMI/middle_i.cpp

   1 #include "amh_ami_pch.h"
   2 /* -*- C++ -*-  */
   3
   4 // ******  Code generated by the The ACE ORB (TAO) IDL Compiler *******
   5 // TAO and the TAO IDL Compiler have been developed by the Center for
   6 // Distributed Object Computing at Washington University, St. Louis.
   7 //
   8 // Information about TAO is available at:
   9 //                 http://www.dre.vanderbilt.edu/~schmidt/TAO.html
  10
  11 #include "middle_i.h"
  12 #include "inner_cb.h"
  13
  14 #include <iostream>
  15 // Implementation skeleton constructor
  16 Asynch_Middle_i::Asynch_Middle_i (PortableServer::POA_ptr poa,
  17                     Inner_ptr inner)
  18   : poa_ (PortableServer::POA::_duplicate(poa)),
  19     inner_ (Inner::_duplicate(inner))
  20 {
  21 }
  22
  23 void
  24 Asynch_Middle_i::get_the_answer (AMH_MiddleResponseHandler_ptr _tao_rh,
  25                                  const char * question)
  26 {
  27   // The callback handler servant instance holds on to a reference to the
  28   // AMH response handler. That way, it can forward the reply back to the
  29   // originial client after getting the reply from the inner server.
  30   PortableServer::ServantBase_var servant = new Inner_callback_i(this->poa_.in(),
  31                                                                  _tao_rh);
  32   PortableServer::ObjectId_var objid =
  33     this->poa_->activate_object(servant.in());
  34   CORBA::Object_var obj = this->poa_->id_to_reference (objid.in());
  35
  36   AMI_InnerHandler_var cb =  AMI_InnerHandler::_narrow(obj.in());
  37
  38   // forward the request on to the inner server, with the callback handler
  39   // reference.
  40   this->inner_->sendc_answer (cb.in(),question);
  41
  42   // nothing else to do. Our client will block until the callback handler
  43   // forwards the reply.
  44 }
  45
  46
  47 //------------------------------------------------------------------------
  48
  49 // Implementation skeleton constructor
  50 Middle_i::Middle_i (Inner_ptr inner)
  51   : inner_ (Inner::_duplicate(inner))
  52 {
  53 }
  54
  55 char *
  56 Middle_i::get_the_answer ( const char * question )
  57 {
  58   return inner_->answer (question);
  59 }