Package org.eclipse.nebula.widgets.nattable.edit.command

Class UpdateDataCommandHandler

java.lang.Object

org.eclipse.nebula.widgets.nattable.command.AbstractLayerCommandHandler<UpdateDataCommand>

org.eclipse.nebula.widgets.nattable.edit.command.UpdateDataCommandHandler

All Implemented Interfaces:

ILayerCommandHandler<UpdateDataCommand>

public class UpdateDataCommandHandler
extends AbstractLayerCommandHandler<UpdateDataCommand>

ILayerCommandHandler that handles UpdateDataCommands by updating the data model. It is usually directly registered to the DataLayer this command handler is associated with.

Constructor Summary

Constructors

Constructor	Description
UpdateDataCommandHandler(DataLayer dataLayer)	Creates an UpdateDataCommandHandler that performs an equals check before performing a data update and does not perform an update if the data value is equal to the one currently set.
UpdateDataCommandHandler(DataLayer dataLayer, boolean performEqualsCheck)

Method Summary

Modifier and Type	Method	Description
protected boolean	doCommand(UpdateDataCommand command)
Class<UpdateDataCommand>	getCommandClass()

Methods inherited from class org.eclipse.nebula.widgets.nattable.command.AbstractLayerCommandHandler

doCommand

Methods inherited from class java.lang.Object

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

Constructor Details

UpdateDataCommandHandler

public UpdateDataCommandHandler(DataLayer dataLayer)

Creates an UpdateDataCommandHandler that performs an equals check before performing a data update and does not perform an update if the data value is equal to the one currently set.

Parameters:

dataLayer - The DataLayer on which the data model updates should be executed.

UpdateDataCommandHandler

public UpdateDataCommandHandler(DataLayer dataLayer,
 boolean performEqualsCheck)

Parameters:

dataLayer - The DataLayer on which the data model updates should be executed.

performEqualsCheck - Flag to configure if the new value should be checked for equality with the existing value. If set to true the check is performed and the update operation will be skipped if the two values are equal. If set to false the update is performed always.

Since:

1.6

Method Details

getCommandClass

public Class<UpdateDataCommand> getCommandClass()

doCommand

protected boolean doCommand(UpdateDataCommand command)

Specified by:

doCommand in class AbstractLayerCommandHandler<UpdateDataCommand>