	Gaudi Framework, version v20r2
	Generated: 18 Jul 2008

PoolDbDataObjectHandler Class Reference

Inheritance diagram for PoolDbDataObjectHandler:

[legend]Collaboration diagram for PoolDbDataObjectHandler:

[legend]List of all members.

Detailed Description

Definition at line 82 of file PoolDbBaseCnv.cpp.

Public Member Functions

PoolDbDataObjectHandler (const ROOT::Reflex::Type &cl)

Initializing constructor.

PoolDbDataObjectHandler (const ROOT::Reflex::Type &cl, PoolDbBaseCnv *dm, IRegistry *pReg)

Initializing constructor.

virtual ~PoolDbDataObjectHandler ()

Standard destructor.

virtual pool::DataCallBack * clone () const

Virtual copy.

pool::DbStatus start (pool::DataCallBack::CallType action_type, void *data, void **context)

Parameters:

action_type [IN] Action type: PUT/GET

pool::DbStatus bind (pool::DataCallBack::CallType action_type, const pool::DbColumn *col_ident, int col_number, void *context, void **data_pointer)

Callback to retrieve the absolute address of a column.

pool::DbStatus end (pool::DataCallBack::CallType action_type, void *context)

Callback when a read/write sequence should is finished.

Protected Attributes

LinkManager * m_links

PoolDbLinkManager * m_refs

PoolDbBaseCnv * m_converter

IRegistry * m_registry

Constructor & Destructor Documentation

PoolDbDataObjectHandler::PoolDbDataObjectHandler ( const ROOT::Reflex::Type & cl ) [inline]

Initializing constructor.

Definition at line 90 of file PoolDbBaseCnv.cpp.

Referenced by clone().

00091   : pool::DbObjectCallBack(cl), m_links(0), m_refs(0),
00092     m_converter(0), m_registry(0)
00093   {
00094   }

PoolDbDataObjectHandler::PoolDbDataObjectHandler	(	const ROOT::Reflex::Type &	cl,
		PoolDbBaseCnv *	dm,
		IRegistry *	pReg
	)			`[inline]`

Initializing constructor.

Definition at line 96 of file PoolDbBaseCnv.cpp.

00099   : pool::DbObjectCallBack(cl), m_links(0), m_refs(0), 
00100     m_converter(dm), m_registry(pReg)
00101   {
00102   }

virtual PoolDbDataObjectHandler::~PoolDbDataObjectHandler ( ) [inline, virtual]

Standard destructor.

Definition at line 104 of file PoolDbBaseCnv.cpp.

00104                                      {
00105   }

Member Function Documentation

virtual pool::DataCallBack* PoolDbDataObjectHandler::clone ( ) const [inline, virtual]

Virtual copy.

Reimplemented from pool::DbObjectCallBack.

Definition at line 107 of file PoolDbBaseCnv.cpp.

References PoolDbObjectContext::cnv(), PoolDbDataObjectHandler(), PoolDbObjectContext::registry(), s_context, pool::DbObjectCallBack::setShape(), pool::DbObjectCallBack::shape(), and pool::DbObjectCallBack::transientType().

00107                                           {
00108     if ( s_context )  {
00109       PoolDbDataObjectHandler* p =
00110         new PoolDbDataObjectHandler( transientType(), 
00111                                      s_context->cnv(),
00112                                      s_context->registry());
00113       p->setShape(shape());
00114       return p;
00115     }
00116     PoolDbDataObjectHandler* p =
00117            new PoolDbDataObjectHandler(transientType(),0,0);
00118     p->setShape(shape());
00119     return p;
00120   }

pool::DbStatus PoolDbDataObjectHandler::start	(	pool::DataCallBack::CallType	action_type,
		void *	data,
		void **	context
	)			`[virtual]`

Parameters:

action_type

[IN] Action type: PUT/GET

Parameters:

	data	[IN] Reference to persistent data location (on Write)
	context	[IN] Data context for subsequent calls

Returns:: DbStatus indicating success or failure.

Reimplemented from pool::DbObjectCallBack.

Definition at line 211 of file PoolDbBaseCnv.cpp.

References pool::DataCallBack::GET, pool::DbObjectCallBack::m_objectData, m_refs, pushCurrentDataObject(), pool::DataCallBack::PUT, and pool::Success.

00214 {
00215   m_refs = 0;
00216   *context = 0;
00217   switch(action_type)  {
00218   case GET:
00219     m_objectData = 0;
00220     break;
00221   case PUT:
00222     break;
00223   }
00224   void **ptr = const_cast<void**>(&m_objectData);
00225   pushCurrentDataObject((DataObject**)ptr);
00226   return pool::Success;
00227 }

pool::DbStatus PoolDbDataObjectHandler::bind	(	pool::DataCallBack::CallType	action_type,
		const pool::DbColumn *	col_ident,
		int	col_number,
		void *	context,
		void **	data_pointer
	)			`[virtual]`

Callback to retrieve the absolute address of a column.

Reimplemented from pool::DbObjectCallBack.

Definition at line 153 of file PoolDbBaseCnv.cpp.

References PoolDbBaseCnv::createReferences(), pool::Error, pool::DataCallBack::GET, DataObject::linkMgr(), m_converter, m_links, pool::DbObjectCallBack::m_objectData, m_refs, pool::DataCallBack::PUT, and pool::Success.

00158 {
00159   DataObject* pObj = (DataObject*)m_objectData;
00160   switch(action_type)  {
00161   case GET:
00162     switch(col_number) {
00163     case 0:
00164       *data_pointer = &m_objectData;
00165       return pool::Success;
00166     case 1:
00167       *data_pointer = &m_links;
00168       return pool::Success;
00169     case 2:
00170       *data_pointer = &m_refs;
00171       return pool::Success;
00172     }
00173 
00174   case PUT:
00175     switch(col_number) {
00176     case 0:
00177       *data_pointer = pObj;
00178       return pool::Success;
00179     case 1:
00180       *data_pointer = pObj->linkMgr();
00181       return pool::Success;
00182     case 2:
00183       m_refs = m_converter->createReferences(pObj);
00184       *data_pointer = m_refs;
00185       return pool::Success;
00186     }
00187   }
00188   return pool::Error;
00189 }

pool::DbStatus PoolDbDataObjectHandler::end	(	pool::DataCallBack::CallType	action_type,
		void *	context
	)			`[virtual]`

Callback when a read/write sequence should is finished.

Reimplemented from pool::DbObjectCallBack.

Definition at line 193 of file PoolDbBaseCnv.cpp.

References pool::deletePtr(), PoolDbBaseCnv::dumpReferences(), pool::DataCallBack::GET, StatusCode::ignore(), m_converter, m_links, pool::DbObjectCallBack::m_objectData, m_refs, m_registry, popCurrentDataObject(), pool::DataCallBack::PUT, PoolDbBaseCnv::setReferences(), and pool::Success.

00194 {
00195   DataObject* pObj = (DataObject*)m_objectData;
00196   switch(action_type)  {
00197   case GET:
00198     m_converter->setReferences(m_refs, m_links, pObj, m_registry).ignore();
00199     pool::deletePtr(m_links);
00200     break;
00201   case PUT:
00202     m_converter->dumpReferences(m_refs, m_links, pObj, m_registry).ignore();
00203     break;
00204   }
00205   pool::deletePtr(m_refs);
00206   popCurrentDataObject();
00207   return pool::Success;
00208 }