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// -*- C++ -*-
//=============================================================================
/**
* @file Load_Protocol_Factory_T.h
*
* Function templates to load a protocol factory.
*
* @author Johnny Willemsen
*/
//=============================================================================
#ifndef TAO_LOAD_PROTOCOL_FACTORY_T_H
#define TAO_LOAD_PROTOCOL_FACTORY_T_H
#include /**/ "ace/pre.h"
#include "tao/Protocol_Factory.h"
#include "tao/Resource_Factory.h"
#include "tao/debug.h"
#include "ace/Auto_Ptr.h"
#include "ace/Dynamic_Service.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
namespace TAO
{
namespace details
{
template<typename T>
int
load_protocol_factory (TAO_ProtocolFactorySet &protocol_set,
const char *name)
{
TAO_Protocol_Factory *protocol_factory = 0;
#if defined (ACE_HAS_CPP11)
std::unique_ptr<TAO_Protocol_Factory> safe_protocol_factory;
#else
auto_ptr<TAO_Protocol_Factory> safe_protocol_factory;
#endif /* ACE_HAS_CPP11 */
TAO_Protocol_Item *item = 0;
// If a protocol factory is obtained from the Service
// Configurator then do not transfer ownership to the
// TAO_Protocol_Item.
bool transfer_ownership = false;
protocol_factory =
ACE_Dynamic_Service<TAO_Protocol_Factory>::instance (
ACE_TEXT_CHAR_TO_TCHAR (name));
if (protocol_factory == 0)
{
if (TAO_debug_level > 0)
TAOLIB_ERROR ((LM_WARNING,
ACE_TEXT("(%P|%t) WARNING - No <%C> found in Service")
ACE_TEXT(" Repository. Using default instance.\n"),
name));
ACE_NEW_RETURN (protocol_factory,
T,
-1);
ACE_auto_ptr_reset (safe_protocol_factory,
protocol_factory);
transfer_ownership = true;
}
else
{
transfer_ownership = false;
}
ACE_NEW_RETURN (item, TAO_Protocol_Item (name), -1);
// If the TAO_Protocol_Item retains ownership of the
// TAO_Protocol_Factory then we used an auto_ptr<> above, so
// release the TAO_Protocol_Factory from it. Otherwise, we
// obtained the TAO_Protocol_Factory from the Service
// Configurator so an auto_ptr<> wasn't used since the Service
// Configurator retains ownership, hence there was no need to
// use an auto_ptr<> in this method.
item->factory ((transfer_ownership ?
safe_protocol_factory.release () :
protocol_factory),
transfer_ownership);
if (protocol_set.insert (item) == -1)
{
TAOLIB_ERROR ((LM_ERROR,
ACE_TEXT("TAO (%P|%t) Unable to add ")
ACE_TEXT("<%C> to protocol factory set.\n"),
item->protocol_name ().c_str ()));
delete item;
if (transfer_ownership == false)
delete protocol_factory;
return -1;
}
if (TAO_debug_level > 0)
{
TAOLIB_DEBUG ((LM_DEBUG,
ACE_TEXT("TAO (%P|%t) - Loaded default ")
ACE_TEXT("protocol <%C>\n"),
name));
}
return 0;
}
}
}
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /* TAO_LOAD_PROTOCOL_FACTORY_T_H*/
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