TAO/tao/Codeset/Codeset_Descriptor.cpp

   1
   2 //=============================================================================
   3 /**
   4  *  @file    Codeset_Descriptor.cpp
   5  *
   6  *  The base for all the translator factories. Translator factories are
   7  *  responsible for supplying the proper translator on demand.
   8  *
   9  *  @author   Phil Mesnier <mesnier_p@ociweb.com>
  10  */
  11 //=============================================================================
  12
  13
  14 #include "tao/Codeset/Codeset_Descriptor.h"
  15 #include "tao/Codeset/Codeset_Translator_Factory.h"
  16
  17 #include "ace/Codeset_Registry.h"
  18 #include "ace/Log_Msg.h"
  19 #include "tao/debug.h"
  20
  21 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  22
  23 TAO_Codeset_Descriptor::TAO_Codeset_Descriptor ()
  24   :ncs_ (0),
  25    max_bytes_ (1),
  26    num_translators_ (0),
  27    trans_base_(0)
  28 {
  29 }
  30
  31 TAO_Codeset_Descriptor::~TAO_Codeset_Descriptor ()
  32 {
  33   Translator_Node *temp = trans_base_;
  34   while (temp)
  35     {
  36       temp = trans_base_->next_;
  37       // don't need to delete the associated translator factory, it is
  38       // owned by the service registry
  39       ACE_OS::free (trans_base_->name_);
  40       delete trans_base_;
  41       trans_base_ = temp;
  42     }
  43 }
  44
  45 void
  46 TAO_Codeset_Descriptor::ncs (const ACE_TCHAR *name)
  47 {
  48   ACE_CDR::ULong n = 0;
  49   if (ACE_Codeset_Registry::locale_to_registry
  50       (ACE_TEXT_ALWAYS_CHAR(name), n) == 0)
  51     {
  52       char **endPtr = 0;
  53       n = static_cast<ACE_CDR::ULong> (
  54             ACE_OS::strtoul(ACE_TEXT_ALWAYS_CHAR(name), endPtr, 0));
  55     }
  56   this->ncs(n);
  57 }
  58
  59 void
  60 TAO_Codeset_Descriptor::ncs (ACE_CDR::ULong n)
  61 {
  62   this->ncs_ = n;
  63   // Validate the CodesetId
  64   this->max_bytes_ = ACE_Codeset_Registry::get_max_bytes(n);
  65   if (this->max_bytes_ == 0)
  66     {
  67       if (TAO_debug_level > 0)
  68         TAOLIB_ERROR((LM_ERROR,
  69                    ACE_TEXT("(%P|%t) TAO_Codeset_Descriptor::ncs, ")
  70                    ACE_TEXT("unknown codeset id 0x%x\n"),
  71                    n));
  72       this->ncs_ = 0;
  73     }
  74 }
  75
  76 ACE_CDR::ULong
  77 TAO_Codeset_Descriptor::ncs () const
  78 {
  79   return this->ncs_;
  80 }
  81
  82 int
  83 TAO_Codeset_Descriptor::num_translators () const
  84 {
  85   return this->num_translators_;
  86 }
  87
  88 int
  89 TAO_Codeset_Descriptor::max_bytes () const
  90 {
  91   return this->max_bytes_;
  92 }
  93
  94 void
  95 TAO_Codeset_Descriptor::add_translator (const ACE_TCHAR *name)
  96 {
  97   Translator_Node *temp = trans_base_;
  98   if (this->trans_base_ == 0)
  99     {
 100       ACE_NEW (this->trans_base_, Translator_Node);
 101       temp = trans_base_;
 102     }
 103   else
 104     {
 105       while (temp->next_ != 0)
 106         temp = temp->next_;
 107       ACE_NEW (temp->next_, Translator_Node);
 108       temp = temp->next_;
 109     }
 110   if (temp)
 111     {
 112       this->num_translators_ ++;
 113       temp->name_ = ACE_OS::strdup (name);
 114       temp->translator_factory_ = 0;
 115       temp->next_ = 0;
 116     }
 117 }
 118
 119 TAO_Codeset_Descriptor::Translator_Node *
 120 TAO_Codeset_Descriptor::translators ()
 121 {
 122   return this->trans_base_;
 123 }
 124
 125 TAO_END_VERSIONED_NAMESPACE_DECL