diff options
Diffstat (limited to 'TAO/tao/AnyTypeCode/Any_Special_Impl_T.cpp')
| -rw-r--r-- | TAO/tao/AnyTypeCode/Any_Special_Impl_T.cpp | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/TAO/tao/AnyTypeCode/Any_Special_Impl_T.cpp b/TAO/tao/AnyTypeCode/Any_Special_Impl_T.cpp new file mode 100644 index 00000000000..05dbc43b377 --- /dev/null +++ b/TAO/tao/AnyTypeCode/Any_Special_Impl_T.cpp @@ -0,0 +1,217 @@ +// $Id$ + +#ifndef TAO_ANY_SPECIAL_IMPL_T_CPP +#define TAO_ANY_SPECIAL_IMPL_T_CPP + +#include "tao/AnyTypeCode/Any_Special_Impl_T.h" +#include "tao/AnyTypeCode/Any_Unknown_IDL_Type.h" +#include "tao/AnyTypeCode/Marshal.h" +#include "tao/SystemException.h" +#include "tao/AnyTypeCode/String_TypeCode_Traits.h" + +#if !defined (__ACE_INLINE__) +# include "tao/AnyTypeCode/Any_Special_Impl_T.inl" +#endif /* ! __ACE_INLINE__ */ + +TAO_BEGIN_VERSIONED_NAMESPACE_DECL + +template<typename T, typename from_T, typename to_T> +TAO::Any_Special_Impl_T<T, from_T, to_T>::Any_Special_Impl_T ( + _tao_destructor destructor, + CORBA::TypeCode_ptr tc, + T * const val, + CORBA::ULong bound + ) + : Any_Impl (destructor, + tc), + value_ (val), + bound_ (bound) +{ +} + +template<typename T, typename from_T, typename to_T> +TAO::Any_Special_Impl_T<T, from_T, to_T>::~Any_Special_Impl_T (void) +{ +} + +template<typename T, typename from_T, typename to_T> +void +TAO::Any_Special_Impl_T<T, from_T, to_T>::insert (CORBA::Any & any, + _tao_destructor destructor, + CORBA::TypeCode_ptr tc, + T * const value, + CORBA::ULong bound + ) +{ + CORBA::TypeCode_var bounded_tc; + + if (bound > 0) + { + CORBA::TCKind const kind = tc->kind (); + + bounded_tc = + TAO::TypeCodeFactory::String_Traits<from_T>::create_typecode (kind, + bound); + } + else + { + bounded_tc = CORBA::TypeCode::_duplicate (tc); + } + + if (CORBA::is_nil (bounded_tc.in ())) + return; + + Any_Special_Impl_T<T, from_T, to_T> * new_impl; + ACE_NEW (new_impl, + Any_Special_Impl_T (destructor, + bounded_tc.in (), + value, + bound)); + + any.replace (new_impl); +} + +template<typename T, typename from_T, typename to_T> +CORBA::Boolean +TAO::Any_Special_Impl_T<T, from_T, to_T>::extract (const CORBA::Any & any, + _tao_destructor destructor, + CORBA::TypeCode_ptr tc, + const T *& _tao_elem, + CORBA::ULong bound) +{ + _tao_elem = 0; + + try + { + CORBA::TypeCode_ptr any_type = any._tao_get_typecode (); + CORBA::TypeCode_var unaliased_any_type = + TAO::unaliased_typecode (any_type + ); + + CORBA::TCKind const any_kind = + unaliased_any_type->kind (); + + CORBA::TCKind const try_kind = tc->kind (); + + if (any_kind != try_kind) + { + return false; + } + + CORBA::ULong const length = unaliased_any_type->length (); + + if (length != bound) + { + return false; + } + + TAO::Any_Impl * const impl = any.impl (); + + typedef TAO::Any_Special_Impl_T<T, from_T, to_T> + BOUNDED_TSTRING_ANY_IMPL; + + if (impl && !impl->encoded ()) + { + TAO::Any_Special_Impl_T<T, from_T, to_T> * const narrow_impl = + dynamic_cast <BOUNDED_TSTRING_ANY_IMPL *> (impl); + + if (narrow_impl == 0) + { + return false; + } + + _tao_elem = (T *) narrow_impl->value_; + return true; + } + + TAO::Any_Special_Impl_T<T, from_T, to_T> *replacement = 0; + ACE_NEW_RETURN (replacement, + BOUNDED_TSTRING_ANY_IMPL (destructor, + tc, + 0, + bound), + false); + + auto_ptr<TAO::Any_Special_Impl_T<T, from_T, to_T> > replacement_safety ( + replacement + ); + + // We know this will work since the unencoded case is covered above. + TAO::Unknown_IDL_Type * const unk = + dynamic_cast<TAO::Unknown_IDL_Type *> (impl); + + if (!unk) + return false; + + // We don't want the rd_ptr of unk to move, in case it is + // shared by another Any. This copies the state, not the buffer. + TAO_InputCDR for_reading (unk->_tao_get_cdr ()); + + CORBA::Boolean const good_decode = + replacement->demarshal_value (for_reading); + + if (good_decode) + { + _tao_elem = replacement->value_; + const_cast<CORBA::Any &> (any).replace (replacement); + replacement_safety.release (); + return true; + } + + // Duplicated by Any_Impl base class constructor. + ::CORBA::release (tc); + } + catch (const ::CORBA::Exception&) + { + } + + return false; +} + +template<typename T, typename from_T, typename to_T> +CORBA::Boolean +TAO::Any_Special_Impl_T<T, from_T, to_T>::marshal_value (TAO_OutputCDR &cdr) +{ + return (cdr << from_T (this->value_, this->bound_)); +} + +template<typename T, typename from_T, typename to_T> +const void * +TAO::Any_Special_Impl_T<T, from_T, to_T>::value (void) const +{ + return this->value_; +} + +template<typename T, typename from_T, typename to_T> +void +TAO::Any_Special_Impl_T<T, from_T, to_T>::free_value (void) +{ + if (this->value_destructor_ != 0) + { + (*this->value_destructor_) (this->value_); + this->value_destructor_ = 0; + } + + ::CORBA::release (this->type_); + this->value_ = 0; +} + +template<typename T, typename from_T, typename to_T> +void +TAO::Any_Special_Impl_T<T, from_T, to_T>::_tao_decode (TAO_InputCDR &cdr) +{ + if (this->value_destructor_ != 0) + { + (*this->value_destructor_) (this->value_); + this->value_ = 0; + } + + if (! this->demarshal_value (cdr)) + { + throw ::CORBA::MARSHAL (); + } +} + +TAO_END_VERSIONED_NAMESPACE_DECL + +#endif /* TAO_ANY_T_CPP */ |