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// $Id$

//===================================================================
//  = LIBRARY
//      TAO/tests/POA/Default_Servant/server
//
//  = FILENAME
//      server.cpp
//
//  = DESCRIPTION
//      A server program for the File IDL module
//
//  = AUTHOR
//     Irfan Pyarali
//
//====================================================================

#include "File_i.h"
#include "tao/debug.h"
#include "ace/streams.h"
#include "ace/Get_Opt.h"
#include "ace/SString.h"
#include "ace/OS_NS_stdio.h"
#include "ace/Argv_Type_Converter.h"

ACE_RCSID(Default_Servant, server, "$Id$")

static const char *ior_output_file = "ior";

static int
parse_args (int argc, char **argv)
{
  ACE_Get_Arg_Opt<char> get_opts (argc, argv, "o:d");
  int c;

  while ((c = get_opts ()) != -1)
    switch (c)
      {
      case 'o':
        ior_output_file = get_opts.opt_arg ();
        break;
      case 'd':
        TAO_debug_level++;
        break;
      case '?':
      default:
        ACE_ERROR_RETURN ((LM_ERROR,
                           "usage:  %s "
                           "[-oior_output_file]"
                           "[-d]"
                           "\n",
                           argv [0]),
                          -1);
      }

  // Indicates successful parsing of command line.
  return 0;
}


int
ACE_TMAIN (int argc, ACE_TCHAR **argv)
{
  ACE_Argv_Type_Converter convert (argc, argv);
  ACE_DECLARE_NEW_CORBA_ENV;

  ACE_TRY
    {
      // Initialize the ORB
      CORBA::ORB_var orb = CORBA::ORB_init (convert.get_argc(), convert.get_ASCII_argv(), 0 ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      int result = parse_args (convert.get_argc(), convert.get_ASCII_argv());
      if (result != 0)
        return result;

      // Obtain the RootPOA.
      CORBA::Object_var obj =
        orb->resolve_initial_references ("RootPOA"
                                         ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Narrow the object reference to a POA reference
      PortableServer::POA_var root_poa = PortableServer::POA::_narrow (obj.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      PortableServer::POAManager_var poa_manager = root_poa->the_POAManager (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      CORBA::PolicyList policies (5);
      policies.length (5);

      // ID Assignment Policy
      policies[0] =
        root_poa->create_id_assignment_policy (PortableServer::USER_ID ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Lifespan Policy
      policies[1] =
        root_poa->create_lifespan_policy (PortableServer::PERSISTENT ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Request Processing Policy
      policies[2] =
        root_poa->create_request_processing_policy (PortableServer::USE_DEFAULT_SERVANT ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Servant Retention Policy
      policies[3] =
        root_poa->create_servant_retention_policy (PortableServer::RETAIN ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Id Uniqueness Policy
      policies[4] =
        root_poa->create_id_uniqueness_policy (PortableServer::MULTIPLE_ID ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      ACE_CString name = "firstPOA";
      PortableServer::POA_var first_poa = root_poa->create_POA (name.c_str (),
                                                                poa_manager.in (),
                                                                policies
                                                                ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      for (CORBA::ULong i = 0;
           i < policies.length ();
           ++i)
        {
          CORBA::Policy_ptr policy = policies[i];
          policy->destroy (ACE_ENV_SINGLE_ARG_PARAMETER);
          ACE_TRY_CHECK;
        }

      // Create a File System Implementation object in first_poa
      FileImpl::System file_system_impl (first_poa.in ());

      PortableServer::ObjectId_var file_system_oid =
        PortableServer::string_to_ObjectId ("FileSystem");

      first_poa->activate_object_with_id (file_system_oid.in (),
                                          &file_system_impl
                                          ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      CORBA::Object_var file_system =
        first_poa->id_to_reference (file_system_oid.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Get the IOR for the "FileSystem" object
      CORBA::String_var file_system_ior =
        orb->object_to_string (file_system.in () ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      ACE_DEBUG ((LM_DEBUG,"%s\n",
                  file_system_ior.in ()));

      FILE *output_file= ACE_OS::fopen (ior_output_file, ACE_TEXT("w"));
      if (output_file == 0)
        ACE_ERROR_RETURN ((LM_ERROR,
                           "Cannot open output file for writing IOR: %s",
                           ior_output_file),
                          -1);
      ACE_OS::fprintf (output_file, "%s", file_system_ior.in ());
      ACE_OS::fclose (output_file);

      // set the state of the poa_manager to active i.e ready to process requests
      poa_manager->activate (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      // Run the ORB
      orb->run (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "EXCEPTION CAUGHT");
      return -1;
    }
  ACE_ENDTRY;
  ACE_CHECK_RETURN (-1);

  return 0;
}