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#ifndef guard_object_reference_sequence_element_hpp
#define guard_object_reference_sequence_element_hpp
/**
* @file
*
* @brief Implement the type returned by operator[] in object_reference
* sequences.
*
* $Id$
*
* @author Carlos O'Ryan
*/
#include "tao/Basic_Types.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
namespace TAO
{
namespace details
{
template<typename obj_ref_traits>
class object_reference_sequence_element
{
public:
typedef typename obj_ref_traits::object_type object_reference_type;
typedef object_reference_type * value_type;
typedef object_reference_type const * const_value_type;
typedef typename obj_ref_traits::object_type_var object_reference_var;
private:
inline object_reference_sequence_element<obj_ref_traits> & pseudo_copy_swap(
object_reference_var & rhs)
{
if (release())
{
obj_ref_traits::release(*element_);
}
*element_ = rhs._retn();
return *this;
}
public:
object_reference_sequence_element(
value_type & e, CORBA::Boolean release)
: element_(&e)
, release_(release)
{
}
object_reference_sequence_element(
object_reference_sequence_element const & rhs)
: element_(rhs.element_)
, release_(rhs.release_)
{
}
~object_reference_sequence_element()
{
}
object_reference_sequence_element & operator=(
object_reference_var const & rhs)
{
object_reference_var tmp(rhs);
return pseudo_copy_swap(tmp);
}
object_reference_sequence_element & operator=(
object_reference_sequence_element const & rhs)
{
object_reference_var tmp(obj_ref_traits::duplicate(*rhs.element_));
return pseudo_copy_swap(tmp);
}
object_reference_sequence_element & operator=(value_type rhs)
{
object_reference_var tmp(rhs);
return pseudo_copy_swap(tmp);
}
inline operator value_type()
{
return *element_;
}
inline operator const_value_type() const
{
return *element_;
}
inline value_type operator->()
{
return *element_;
}
inline value_type operator->() const
{
return *element_;
}
void swap(object_reference_sequence_element & rhs)
{
std::swap(element_, rhs.element_);
std::swap(release_, rhs.release_);
}
inline CORBA::Boolean release() const
{
return release_;
}
private:
// This function is not implemented
object_reference_sequence_element();
private:
value_type * element_;
CORBA::Boolean release_;
};
} // namespace details
} // namespace CORBA
TAO_END_VERSIONED_NAMESPACE_DECL
#endif // guard_object_reference_sequence_element_hpp
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