TAO/DevGuideExamples/AMH_AMI/client.cpp

   1 #include "amh_ami_pch.h"
   2 #include "ace/Get_Opt.h"
   3 #include "middleC.h"
   4
   5 #include <iostream>
   6
   7 const ACE_TCHAR *ior_file = ACE_TEXT ("file://middle.ior");
   8
   9 int
  10 parse_args (int argc, ACE_TCHAR *argv[])
  11 {
  12   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("k:"));
  13   int c;
  14
  15   while ((c = get_opts ()) != -1)
  16     switch (c)
  17       {
  18       case 'k':
  19           ior_file = get_opts.opt_arg ();
  20           break;
  21       case '?':
  22       default:
  23         ACE_ERROR_RETURN ((LM_ERROR,
  24                            "usage:  %s "
  25                            "-k <ior_file> "
  26                            "\n",
  27                            argv [0]),
  28                           -1);
  29       }
  30   // Indicates successful parsing of the command line
  31   return 0;
  32 }
  33
  34 int ACE_TMAIN (int argc, ACE_TCHAR* argv[])
  35 {
  36   try {
  37     // Initialize the ORB.
  38     CORBA::ORB_var orb = CORBA::ORB_init( argc, argv );
  39
  40     if (parse_args (argc, argv) != 0)
  41         return 1;
  42
  43     // Read and destringify the Asynch_Except_Demo object's IOR.
  44     CORBA::Object_var obj = orb->string_to_object(ACE_TEXT_ALWAYS_CHAR(ior_file));
  45     if( CORBA::is_nil( obj.in() ) ) {
  46       std::cerr << "Could not get middle IOR." << std::endl;
  47       return 1;
  48     }
  49
  50     // Narrow the IOR to a Asycnh_Except_Demo object reference.
  51     Middle_var mid =  Middle::_narrow( obj.in() );
  52     if( CORBA::is_nil( mid.in() ) ) {
  53       std::cerr << "IOR was not an middle object reference." << std::endl;
  54       return 1;
  55     }
  56
  57     CORBA::String_var question =
  58       CORBA::string_dup ("How much wood would a woodchuck chuck, if a woodchuck could chuck wood?");
  59
  60     std::cout << "Question is: " << question.in() << std::endl;
  61
  62
  63     //  trigger the exception via AMI call
  64     CORBA::String_var answer =
  65       mid->get_the_answer (question.in());
  66
  67     std::cout << "Answer is: " << answer.in() << std::endl;
  68
  69     return 0;
  70   }
  71   catch(const CORBA::Exception& ex) {
  72     std::cerr << "CORBA exception: " << ex << std::endl;
  73   }
  74
  75   return 1;
  76 }