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

Class RowDeleteDataChange

java.lang.Object

org.eclipse.nebula.widgets.nattable.datachange.RowDeleteDataChange

All Implemented Interfaces:

DataChange

public class RowDeleteDataChange
extends Object
implements DataChange

DataChange implementation to track row delete operations. Is used in persistent mode and can only discard a row delete operation by adding it again via RowInsertCommand.

Since:

1.6

Constructor Summary

Constructors

Constructor	Description
RowDeleteDataChange(int rowIndex, Object value)	Create a RowDeleteDataChange that is able to revert the performed row delete operation.

Method Summary

Modifier and Type	Method	Description
void	discard(DataChangeLayer layer)	Discard the change.
Object	getKey()
protected Object	getValue()
void	save(DataChangeLayer layer)	Save the change.
void	updateKey(Object key)	Update the locally stored key.

Methods inherited from class java.lang.Object

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

Constructor Detail

RowDeleteDataChange

public RowDeleteDataChange(int rowIndex,
                           Object value)

Create a RowDeleteDataChange that is able to revert the performed row delete operation.

Parameters:

rowIndex - The row index at which the row should be inserted again.

value - The row object that should be inserted again.

Method Detail

discard

public void discard(DataChangeLayer layer)

Description copied from interface: DataChange

Discard the change.

Specified by:

discard in interface DataChange

Parameters:

layer - The DataChangeLayer used to perform index-position transformations and to trigger the necessary commands to save.

save

public void save(DataChangeLayer layer)

Description copied from interface: DataChange

Save the change.

Specified by:

save in interface DataChange

Parameters:

layer - The DataChangeLayer used to perform index-position transformations and to trigger the necessary commands to save.

getKey

public Object getKey()

Specified by:

getKey in interface DataChange

Returns:

The key used to identify the change in the backing data.

updateKey

public void updateKey(Object key)

Description copied from interface: DataChange

Update the locally stored key. Used in case the key changed because of structural changes.

Specified by:

updateKey in interface DataChange

Parameters:

key - The updated key.

getValue

protected Object getValue()

Returns:

The row object that was deleted.