TAO/tao/Codeset/UTF16_BOM_Factory.cpp

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file    UTF16_BOM_Factory.cpp
   6  *
   7  *  Loader for an instance of the UTF16_BOM_Translator.
   8  *
   9  *  @author Phil Mesnier <mesnier_p@ociweb.com>
  10  */
  11 //=============================================================================
  12
  13 #include "tao/debug.h"
  14 #include "tao/Codeset/UTF16_BOM_Factory.h"
  15 #include "ace/OS_NS_strings.h"
  16 #include "ace/Dynamic_Service.h"
  17 #include "ace/Log_Msg.h"
  18
  19 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  20
  21 ACE_STATIC_SVC_DEFINE (TAO_UTF16_BOM_Factory,
  22                        ACE_TEXT ("UTF16_BOM_Factory"),
  23                        ACE_SVC_OBJ_T,
  24                        &ACE_SVC_NAME (TAO_UTF16_BOM_Factory),
  25                        ACE_Service_Type::DELETE_THIS
  26                        | ACE_Service_Type::DELETE_OBJ,
  27                        0)
  28 ACE_FACTORY_DEFINE (TAO_Codeset, TAO_UTF16_BOM_Factory)
  29
  30 TAO_UTF16_BOM_Factory::~TAO_UTF16_BOM_Factory ()
  31 {
  32   delete this->translator_;
  33 }
  34
  35 int
  36 TAO_UTF16_BOM_Factory::init (int argc, ACE_TCHAR *argv[])
  37 {
  38   TAO_Codeset_Translator_Factory::init (argc, argv);
  39
  40   for (int narg = 0; narg < argc;)
  41   {
  42     int consumed = parse_one_arg (argc - narg, &argv[narg]);
  43     if (consumed > 0)
  44     {
  45       narg += consumed;
  46     }
  47     else
  48     {
  49       TAOLIB_ERROR ((LM_ERROR,
  50         ACE_TEXT ("(%P|%t)TAO_UTF16_BOM_Factory parameter error: %s\n")
  51         ACE_TEXT ("Usage: TAO_UTF16_BOM_Factory \"-forceBE\"\n")
  52         , argv[narg]
  53         ));
  54       return -1;
  55     }
  56   }
  57   return 0;
  58 }
  59
  60 int
  61 TAO_UTF16_BOM_Factory::parse_one_arg (int argc, ACE_TCHAR *argv[])
  62 {
  63   int consumed = 0;
  64   if ((argc > 0) && (ACE_OS::strcasecmp (argv[0], ACE_TEXT("-forcebe")) == 0))
  65   {
  66     this->forceBE_ = true;
  67     consumed = 1;
  68   }
  69   return consumed;
  70 }
  71
  72 CONV_FRAME::CodeSetId
  73 TAO_UTF16_BOM_Factory::ncs () const
  74 {
  75   create_translator();
  76   return this->translator_->ncs();
  77 }
  78
  79 CONV_FRAME::CodeSetId
  80 TAO_UTF16_BOM_Factory::tcs () const
  81 {
  82   create_translator();
  83   return this->translator_->tcs();
  84 }
  85
  86 // Assign either a reference to the existing translator or a new translator
  87 // for input CDR streams
  88 void
  89 TAO_UTF16_BOM_Factory::assign (TAO_InputCDR *cdr) const
  90 {
  91   if (cdr)
  92     {
  93       create_translator ();
  94       this->assign_i (cdr, this->translator_);
  95     }
  96 }
  97
  98 // Assign either a reference to the existing translator or a new translator
  99 // for output CDR streams
 100 void
 101 TAO_UTF16_BOM_Factory::assign (TAO_OutputCDR *cdr) const
 102 {
 103   if (cdr)
 104     {
 105       create_translator ();
 106       this->assign_i (cdr, this->translator_);
 107     }
 108 }
 109
 110 void
 111 TAO_UTF16_BOM_Factory::create_translator () const
 112 {
 113   if (this->translator_ == 0)
 114   {
 115     TAO_UTF16_BOM_Factory * pthis = const_cast<TAO_UTF16_BOM_Factory *> (this);
 116     ACE_NEW (pthis->translator_, TAO_UTF16_BOM_Translator (this->forceBE_));
 117     if (this->translator_ == 0)
 118     {
 119       if (TAO_debug_level)
 120         TAOLIB_ERROR ((LM_ERROR,
 121                     ACE_TEXT ("TAO (%P|%t) - UTF16_BOM_Factory: ")
 122                     ACE_TEXT ("Cannot create translator\n")
 123         ));
 124     }
 125   }
 126 }
 127
 128 TAO_END_VERSIONED_NAMESPACE_DECL