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// -*- C++ -*-
//=============================================================================
/**
* @file RefCount_Policy_Traits.h
*
* $Id$
*
* Header file for TAO's reference count policy (unrelated to CORBA
* policies) traits.
*
* @author Ossama Othman <ossama@dre.vanderbilt.edu>
*/
//=============================================================================
#ifndef TAO_REFCOUNT_POLICY_TRAITS_H
#define TAO_REFCOUNT_POLICY_TRAITS_H
#include /**/ "ace/pre.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "tao/AnyTypeCode/AnyTypeCode_methods.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
namespace TAO
{
class Null_RefCount_Policy;
class True_RefCount_Policy;
/**
* @struct RefCount_Policy_Traits
*
* @brief Compile-time selection of RefCount_Policy operations,
* etc.
*
* This primary template is used to select RefCount_Policy
* operations, etc at compile-time based on the reference counting
* policy and type being operated on.
*
* @note This merely a forward declaration since we really only care
* about the partial specializations below.
*/
template<class RefCountPolicy, typename TypePtr>
struct RefCount_Policy_Traits;
/**
* @struct RefCount_Policy_Traits
*
* @brief No-op reference count policy traits.
*
* This partial specialization performs no-op reference counting
* operations on values of type @a TypePtr if the @a RefCountPolicy
* first argument is @c Null_RefCount_Policy.
*/
template<typename TypePtr>
struct RefCount_Policy_Traits<Null_RefCount_Policy, TypePtr>
{
/// No-op "release" operation.
static void release (TypePtr) { }
};
template<typename TypePtr>
struct RefCount_Policy_Traits<True_RefCount_Policy, TypePtr>
{
/// Call actual "release" operation on @a ptr value.
static void release (TypePtr ptr)
{
CORBA::release (ptr);
}
};
} // End namespace TAO
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /* TAO_REFCOUNT_POLICY_TRAITS_H */
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