ora::OraPtrUpdater Class Reference

#include <OraPtrStreamer.h>

Inheritance diagram for ora::OraPtrUpdater:

Public Member Functions
bool	build (DataElement &dataElement, IRelationalData &relationalData, RelationalBuffer &operationBuffer)
	OraPtrUpdater (const Reflex::Type &objectType, MappingElement &mapping, ContainerSchema &contSchema)
void	setRecordId (const std::vector< int > &identity)
void	update (int oid, const void *data)
	Updates a data element. More...
virtual	~OraPtrUpdater ()
Public Member Functions inherited from ora::IRelationalUpdater
virtual	~IRelationalUpdater ()

Private Attributes
DataElement *	m_dataElement
DataElement	m_localElement
MappingElement &	m_mappingElement
Reflex::Type	m_objectType
ContainerSchema &	m_schema
std::auto_ptr< IRelationalUpdater >	m_updater

Detailed Description

Definition at line 45 of file OraPtrStreamer.h.

Constructor & Destructor Documentation

ora::OraPtrUpdater::OraPtrUpdater	(	const Reflex::Type &	objectType,
		MappingElement &	mapping,
		ContainerSchema &	contSchema
	)

Definition at line 204 of file OraPtrStreamer.cc.

                                                                :
  m_objectType( objectType ),
  m_mappingElement( mapping ),
  m_schema( contSchema ), 
  m_localElement(),
  m_dataElement( 0 ),
  m_updater(){
}

ora::OraPtrUpdater::~OraPtrUpdater ( )

virtual

Definition at line 215 of file OraPtrStreamer.cc.

                                {
}

Member Function Documentation

bool ora::OraPtrUpdater::build ( DataElement &  dataElement, IRelationalData &  relationalData, RelationalBuffer &  operationBuffer  )

virtual

Implements ora::IRelationalUpdater.

Definition at line 218 of file OraPtrStreamer.cc.

References ora::DataElement::clear(), ora::RelationalStreamerFactory::newUpdater(), ora::ClassUtils::resolvedType(), and ora::throwException().

                                                                 {
  m_dataElement = &dataElement;
  m_localElement.clear();
  
  // Check the  type
  Reflex::Type ptrType = m_objectType.TemplateArgumentAt(0);
  Reflex::Type ptrResolvedType = ClassUtils::resolvedType(ptrType);
  // Check the component type
  if ( ! ptrType || !ptrResolvedType ) {
    throwException( "Missing dictionary information for the type of the pointer \"" +
                    m_objectType.Name(Reflex::SCOPED|Reflex::FINAL) + "\"",
                    "OraPtrUpdater::build" );
  }

  std::string ptrTypeName = ptrType.Name();
// Retrieve the relevant mapping element
  MappingElement::iterator iMe = m_mappingElement.find( ptrTypeName );
  if ( iMe == m_mappingElement.end() ) {
    throwException( "Item for \"" + ptrTypeName + "\" not found in the mapping element",
                    "OraPtrUpdater::build" );
  }
  RelationalStreamerFactory streamerFactory( m_schema );
  m_updater.reset( streamerFactory.newUpdater( ptrResolvedType, iMe->second ) );
  return m_updater->build( m_localElement, relationalData, operationBuffer );
}

void ora::OraPtrUpdater::setRecordId ( const std::vector< int > &  identity )

virtual

Implements ora::IRelationalUpdater.

Definition at line 246 of file OraPtrStreamer.cc.

                                                                  {
  m_updater->setRecordId( identity );
}

void ora::OraPtrUpdater::update ( int  oid, const void *  data  )

virtual

Updates a data element.

Writes a data element.

Implements ora::IRelationalUpdater.

Definition at line 251 of file OraPtrStreamer.cc.

References ora::throwException().

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                                                   {
  if(!m_dataElement){
    throwException("The streamer has not been built.",
                   "OraPtrUpdater::update");    
  }
  Reflex::Object ptrObject( m_objectType, m_dataElement->address( data ) );
  // first load if required
  ptrObject.Invoke("load",0);
  void* ptrAddress = 0;
  ptrObject.Invoke("address",ptrAddress);
  m_updater->update( oid, ptrAddress );
}

Member Data Documentation

DataElement* ora::OraPtrUpdater::m_dataElement

private

Definition at line 67 of file OraPtrStreamer.h.

DataElement ora::OraPtrUpdater::m_localElement

private

Definition at line 66 of file OraPtrStreamer.h.

MappingElement& ora::OraPtrUpdater::m_mappingElement

private

Definition at line 64 of file OraPtrStreamer.h.

Reflex::Type ora::OraPtrUpdater::m_objectType

private

Definition at line 63 of file OraPtrStreamer.h.

ContainerSchema& ora::OraPtrUpdater::m_schema

private

Definition at line 65 of file OraPtrStreamer.h.

std::auto_ptr<IRelationalUpdater> ora::OraPtrUpdater::m_updater

private

Definition at line 68 of file OraPtrStreamer.h.