Package org.eclipse.nebula.widgets.nattable.datachange

Class PersistenceUpdateDataChangeHandler

java.lang.Object

org.eclipse.nebula.widgets.nattable.datachange.AbstractDataChangeHandler<T>

org.eclipse.nebula.widgets.nattable.datachange.UpdateDataChangeHandler<PersistenceUpdateDataChange>

org.eclipse.nebula.widgets.nattable.datachange.PersistenceUpdateDataChangeHandler

All Implemented Interfaces:

DataChangeHandler, ILayerEventHandler<DataUpdateEvent>

public class PersistenceUpdateDataChangeHandler
extends UpdateDataChangeHandler<PersistenceUpdateDataChange>
implements ILayerEventHandler<DataUpdateEvent>

DataChangeHandler to handle DataUpdateEvents for data changes that where performed on the backing data. Creates UpdateDataChanges to track data changes and to be able to revert those changes.

Since:

1.6

Field Summary

Fields inherited from class org.eclipse.nebula.widgets.nattable.datachange.UpdateDataChangeHandler

changedColumns, changedRows

Fields inherited from class org.eclipse.nebula.widgets.nattable.datachange.AbstractDataChangeHandler

dataChanges, handleDataUpdate, keyHandler, layer

Constructor Summary

Constructors

Constructor	Description
PersistenceUpdateDataChangeHandler(DataChangeLayer layer, CellKeyHandler<?> keyHandler)	Creates an PersistenceUpdateDataChangeHandler to handle DataUpdateEvents to be able to track and revert data changes.

Method Summary

Modifier and Type	Method	Description
Class<DataUpdateEvent>	getLayerEventClass()
void	handleLayerEvent(DataUpdateEvent event)

Methods inherited from class org.eclipse.nebula.widgets.nattable.datachange.UpdateDataChangeHandler

clearDataChanges, handleColumnDelete, handleColumnInsert, handleStructuralChange, isCellDirty, isColumnDirty, isDirty, isRowDirty, rebuildPositionCollections, removeChangesForDeletedColumnObjects, removeChangesForDeletedRowObjects, setUpdateOnHorizontalChanges, setUpdateOnVerticalChanges

Methods inherited from class org.eclipse.nebula.widgets.nattable.datachange.AbstractDataChangeHandler

disableTracking, enableTracking, getDataChanges, getKeyHandler

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

PersistenceUpdateDataChangeHandler

public PersistenceUpdateDataChangeHandler(DataChangeLayer layer,
 CellKeyHandler<?> keyHandler)

Creates an PersistenceUpdateDataChangeHandler to handle DataUpdateEvents to be able to track and revert data changes.

Parameters:

layer - The DataChangeLayer this handler should be assigned to.

keyHandler - The CellKeyHandler that is used to store data changes for a specific key.

Method Details

handleLayerEvent

public void handleLayerEvent(DataUpdateEvent event)

Specified by:

handleLayerEvent in interface ILayerEventHandler<DataUpdateEvent>

getLayerEventClass

public Class<DataUpdateEvent> getLayerEventClass()

Specified by:

getLayerEventClass in interface ILayerEventHandler<DataUpdateEvent>