PoolDbDataObjectHandler Class Reference

Inheritance diagram for PoolDbDataObjectHandler:

Collaboration diagram for PoolDbDataObjectHandler:

List of all members.

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)
	Callback when a read/write sequence should be started.
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

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Detailed Description

Definition at line 104 of file PoolDbBaseCnv.cpp.

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Constructor & Destructor Documentation

PoolDbDataObjectHandler::PoolDbDataObjectHandler

(

const ROOT::Reflex::Type &

cl )

[inline]

Initializing constructor.

Definition at line 112 of file PoolDbBaseCnv.cpp.

  : pool::DbObjectCallBack(cl), m_links(0), m_refs(0),
    m_converter(0), m_registry(0)
  {
  }

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

Initializing constructor.

Definition at line 118 of file PoolDbBaseCnv.cpp.

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

virtual PoolDbDataObjectHandler::~PoolDbDataObjectHandler

(

)

[inline, virtual]

Standard destructor.

Definition at line 126 of file PoolDbBaseCnv.cpp.

                                     {
  }

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Member Function Documentation

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 175 of file PoolDbBaseCnv.cpp.

{
  DataObject* pObj = (DataObject*)m_objectData;
  switch(action_type)  {
  case GET:
    switch(col_number) {
    case 0:
      *data_pointer = &m_objectData;
      return pool::Success;
    case 1:
      *data_pointer = &m_links;
      return pool::Success;
    case 2:
      *data_pointer = &m_refs;
      return pool::Success;
    }
    break;
  case PUT:
    switch(col_number) {
    case 0:
      *data_pointer = pObj;
      return pool::Success;
    case 1:
      *data_pointer = pObj->linkMgr();
      return pool::Success;
    case 2:
      m_refs = m_converter->createReferences(pObj);
      *data_pointer = m_refs;
      return pool::Success;
    }
    break;
  default:
    break;
  }
  return pool::Error;
}

virtual pool::DataCallBack* PoolDbDataObjectHandler::clone

(

)

const [inline, virtual]

Virtual copy.

Reimplemented from pool::DbObjectCallBack.

Definition at line 129 of file PoolDbBaseCnv.cpp.

                                          {
    if ( s_context )  {
      PoolDbDataObjectHandler* p =
        new PoolDbDataObjectHandler( transientType(),
                                     s_context->cnv(),
                                     s_context->registry());
      p->setShape(shape());
      return p;
    }
    PoolDbDataObjectHandler* p =
           new PoolDbDataObjectHandler(transientType(),0,0);
    p->setShape(shape());
    return p;
  }

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

Callback when a read/write sequence should is finished.

Callback when a read sequence should be started.

Reimplemented from pool::DbObjectCallBack.

Definition at line 218 of file PoolDbBaseCnv.cpp.

{
  DataObject* pObj = (DataObject*)m_objectData;
  switch(action_type)  {
  case GET:
    m_converter->setReferences(m_refs, m_links, pObj, m_registry).ignore();
    pool::deletePtr(m_links);
    break;
  case PUT:
    m_converter->dumpReferences(m_refs, m_links, pObj, m_registry).ignore();
    break;
  }
  pool::deletePtr(m_refs);
  popCurrentDataObject();
  return pool::Success;
}

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

Callback when a read/write sequence should be started.

Parameters:

action_type	[IN] Action type: PUT/GET
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 236 of file PoolDbBaseCnv.cpp.

{
  m_refs = 0;
  *context = 0;
  switch(action_type)  {
  case GET:
    m_objectData = 0;
    break;
  case PUT:
    break;
  }
  void **ptr = const_cast<void**>(&m_objectData);
  pushCurrentDataObject((DataObject**)ptr);
  return pool::Success;
}

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Member Data Documentation

PoolDbBaseCnv* PoolDbDataObjectHandler::m_converter [protected]

Definition at line 108 of file PoolDbBaseCnv.cpp.

LinkManager* PoolDbDataObjectHandler::m_links [protected]

Definition at line 106 of file PoolDbBaseCnv.cpp.

PoolDbLinkManager* PoolDbDataObjectHandler::m_refs [protected]

Definition at line 107 of file PoolDbBaseCnv.cpp.

IRegistry* PoolDbDataObjectHandler::m_registry [protected]

Definition at line 109 of file PoolDbBaseCnv.cpp.

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The documentation for this class was generated from the following file:

• /afs/.cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r2/GaudiPoolDb/src/PoolDbBaseCnv.cpp