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// -*- C++ -*-
//
// $Id$
#include "CodecFactory_impl.h"
#include "CDR_Encaps_Codec.h"
#include "tao/SystemException.h"
#include "tao/ORB_Constants.h"
#include "tao/ORB_Core.h"
#include "tao/Codeset_Manager.h"
#include "ace/Codeset_Symbols.h"
ACE_RCSID (CodecFactory_impl,
CodecFactory,
"$Id$")
TAO_CodecFactory::TAO_CodecFactory (TAO_ORB_Core * orb_core)
: orb_core_ (orb_core)
{
}
IOP::Codec_ptr
TAO_CodecFactory::create_codec_with_codesets (const IOP::Encoding_1_2 & enc
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException,
IOP::CodecFactory::UnknownEncoding,
IOP::CodecFactory::UnsupportedCodeset))
{
TAO_Codeset_Translator_Base *char_trans = 0;
TAO_Codeset_Translator_Base *wchar_trans = 0;
CONV_FRAME::CodeSetId ncsc;
CONV_FRAME::CodeSetId ncsw;
TAO_Codeset_Manager *csm = this->orb_core_->codeset_manager ();
if (csm)
{
char_trans = csm->get_char_trans (enc.char_codeset);
wchar_trans = csm->get_wchar_trans (enc.wchar_codeset);
csm->get_ncs (ncsc,ncsw); // pass by reference
}
else
{
// No codeset manager, so also raise an unsupported codeset
ACE_THROW_RETURN (IOP::CodecFactory::UnsupportedCodeset (
enc.wchar_codeset),
IOP::Codec::_nil ());
}
if (wchar_trans == 0 &&
enc.wchar_codeset != ACE_CODESET_ID_ISO_UTF_16 &&
enc.wchar_codeset != ncsw)
{
ACE_THROW_RETURN (IOP::CodecFactory::UnsupportedCodeset (
enc.wchar_codeset),
IOP::Codec::_nil ());
}
if (char_trans == 0 &&
enc.char_codeset != ncsc)
{
ACE_THROW_RETURN (IOP::CodecFactory::UnsupportedCodeset (
enc.char_codeset),
IOP::Codec::_nil ());
}
return this->create_codec_i (enc.major_version,
enc.minor_version,
enc.format,
char_trans,
wchar_trans
ACE_ENV_ARG_PARAMETER);
}
IOP::Codec_ptr
TAO_CodecFactory::create_codec (const IOP::Encoding & enc
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
IOP::CodecFactory::UnknownEncoding))
{
return this->create_codec_i (enc.major_version,
enc.minor_version,
enc.format,
0,
0
ACE_ENV_ARG_PARAMETER);
}
IOP::Codec_ptr
TAO_CodecFactory::create_codec_i (CORBA::Octet major,
CORBA::Octet minor,
IOP::EncodingFormat encoding_format,
TAO_Codeset_Translator_Base * char_trans,
TAO_Codeset_Translator_Base * wchar_trans
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
IOP::CodecFactory::UnknownEncoding))
{
// @todo: Ideally we should have some sort of CodecFactory
// registry to make it possible to add factories
// dynamically. However, there currently isn't a need to
// support anything other than CDR encapsulations yet so we
// hardcode its Codec. This may change once TAO starts to
// support messaging formats other than GIOP.
IOP::Codec_ptr codec = IOP::Codec::_nil ();
switch (encoding_format)
{
// @@ MSVC 6 gets confused and thinks that
// IOP::ENCODING_CDR_ENCAPS is not a constant, so its actual
// value (0) is used instead.
case 0 /* IOP::ENCODING_CDR_ENCAPS */:
if (major < 1)
{
// There is no such thing as a "0.x" CDR encapsulation.
ACE_THROW_RETURN (CORBA::BAD_PARAM (
CORBA::SystemException::_tao_minor_code (
0,
EINVAL),
CORBA::COMPLETED_NO),
IOP::Codec::_nil ());
}
ACE_NEW_THROW_EX (codec,
TAO_CDR_Encaps_Codec (major,
minor,
this->orb_core_,
char_trans,
wchar_trans),
CORBA::NO_MEMORY (
CORBA::SystemException::_tao_minor_code (
0,
ENOMEM),
CORBA::COMPLETED_MAYBE));
ACE_CHECK_RETURN (IOP::Codec::_nil ());
break;
default:
ACE_THROW_RETURN (IOP::CodecFactory::UnknownEncoding (),
IOP::Codec::_nil ());
}
return codec;
}
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