org.eclipse.rap.rwt.service
Class SettingStoreEvent

java.lang.Object
  java.util.EventObject
      org.eclipse.rap.rwt.service.SettingStoreEvent

All Implemented Interfaces:

java.io.Serializable

public final class SettingStoreEvent
extends java.util.EventObject

An event that contains the details of a single attribute change in the setting store. The change can be one of the following:

• an attribute was added (in this case the old value is null)
• and attribute was modified
• an attribute was removed (in this case the new value is null)

Note: Clients are responsible for using the getAttributeName() method to check if the changed attribute is of interest to them.

Since:

2.0

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

SettingStoreEvent(SettingStore source, java.lang.String attributeName, java.lang.String oldValue, java.lang.String newValue)

Method Summary

java.lang.String	getAttributeName() Returns the name of the changed attribute.
java.lang.String	getNewValue() Return the value of the attribute after the change.
java.lang.String	getOldValue() Returns the value of the attribute before the change.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

SettingStoreEvent

public SettingStoreEvent(SettingStore source,
                         java.lang.String attributeName,
                         java.lang.String oldValue,
                         java.lang.String newValue)

Method Detail

getAttributeName

public java.lang.String getAttributeName()

Returns the name of the changed attribute.

Returns:

the attribute name, never null

getNewValue

public java.lang.String getNewValue()

Return the value of the attribute after the change.

Returns:

the new attribute value, may be null if the attribute has been removed

getOldValue

public java.lang.String getOldValue()

Returns the value of the attribute before the change.

Returns:

the previous attribute value, may be null if the attribute has been added