ora::PVectorUpdater Class Reference

#include <PVectorStreamer.h>

Inheritance diagram for ora::PVectorUpdater:

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

Private Attributes
RelationalBuffer *	m_buffer
STLContainerWriter	m_writer

Detailed Description

Definition at line 23 of file PVectorStreamer.h.

Constructor & Destructor Documentation

ora::PVectorUpdater::PVectorUpdater	(	const edm::TypeWithDict &	objectType,
		MappingElement &	mapping,
		ContainerSchema &	contSchema
	)

Constructor.

Definition at line 31 of file PVectorStreamer.cc.

                                                                 :
  m_buffer(0),
  m_writer( objectType, mapping, contSchema ){
}

ora::PVectorUpdater::~PVectorUpdater ( )

virtual

Definition at line 38 of file PVectorStreamer.cc.

                                  {
}

Member Function Documentation

bool ora::PVectorUpdater::build ( DataElement &  offset, IRelationalData &  relationalData, RelationalBuffer &  operationBuffer  )

virtual

Implements ora::IRelationalUpdater.

Definition at line 41 of file PVectorStreamer.cc.

                                                                   {
  m_buffer = &operationBuffer;
  return m_writer.build( offset, relationalData, operationBuffer );
}

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

virtual

Implements ora::IRelationalUpdater.

Definition at line 48 of file PVectorStreamer.cc.

                                                                   {
  m_writer.setRecordId( identity );
}

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

virtual

Updates a data element.

Implements ora::IRelationalUpdater.

Definition at line 52 of file PVectorStreamer.cc.

References ora::deleteArrayElements(), ora::IArrayHandler::persistentSize(), ora::IArrayHandler::size(), and ora::throwException().

Referenced by Vispa.Gui.ZoomableWidget.ZoomableWidget::setZoom().

                                                    {
  if(!m_writer.dataElement()){
    throwException("The streamer has not been built.",
                   "PVectorUpdater::update");
  }
  
  void* arrayData = m_writer.dataElement()->address( data );
  IArrayHandler& arrayHandler = *m_writer.arrayHandler();
  
  size_t arraySize = arrayHandler.size(arrayData);
  size_t* persistentSize = arrayHandler.persistentSize(arrayData);
  if(*persistentSize>arraySize){
    deleteArrayElements( m_writer.mapping(), oid, arraySize, *m_buffer );
  }
  else if(*persistentSize<arraySize) {
    m_writer.write( oid, data );
  }
  *persistentSize = arraySize;
}

Member Data Documentation

RelationalBuffer* ora::PVectorUpdater::m_buffer

private

Definition at line 36 of file PVectorStreamer.h.

STLContainerWriter ora::PVectorUpdater::m_writer

private

Definition at line 37 of file PVectorStreamer.h.