Package de.uplanet.lucy.server.datatrans

Interface IDataWriter

public interface IDataWriter

Method Summary

Modifier and Type	Method	Description
void	clearData()	Clear the destination source.
void	close()	Close the data writer
IDataObject	createEmptyDataObject()	Create an empty data object for the source
boolean	isNeedingTransformationHints()	Returns true, if the implementation needs transformation hints.
void	setRollbackOnly()	Always perform a rollback on close, since an unrecoverable error occured.
void	setTransformationHints(de.uplanet.lucy.server.datatrans.IDataProvider p_sourceProvider, IDataSet p_sourceDataSet, de.uplanet.lucy.server.datatrans.configuration.ITransformerConfiguration p_transCfg)	Sets the transformation hints
void	write(IDataObject p_object)	Write the given data object to the destination

Method Detail

createEmptyDataObject

IDataObject createEmptyDataObject()

Create an empty data object for the source

Returns:

new data object

clearData

void clearData()
        throws Exception

Clear the destination source.

Throws:

Exception - if any occurs

write

void write(IDataObject p_object)
    throws Exception

Write the given data object to the destination

Parameters:

p_object - data object

Throws:

Exception - if any occurs

isNeedingTransformationHints

boolean isNeedingTransformationHints()

Returns true, if the implementation needs transformation hints.

Returns:

true or false

setTransformationHints

void setTransformationHints(de.uplanet.lucy.server.datatrans.IDataProvider p_sourceProvider,
                            IDataSet p_sourceDataSet,
                            de.uplanet.lucy.server.datatrans.configuration.ITransformerConfiguration p_transCfg)
                     throws Exception

Sets the transformation hints

Parameters:

p_sourceProvider - data source provider

p_sourceDataSet - data set

p_transCfg - transformer configuration

Throws:

Exception - if any occurs

close

void close()
    throws Exception

Close the data writer

Throws:

Exception - if any occurs

setRollbackOnly

void setRollbackOnly()

Always perform a rollback on close, since an unrecoverable error occured.