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Class NodeChangeEvent

java.lang.Object

java.util.EventObject

java.util.prefs.NodeChangeEvent

All Implemented Interfaces:: Serializable

public class NodeChangeEvent extends EventObject

An event emitted by a Preferences node to indicate that a child of that node has been added or removed.

Note, that although NodeChangeEvent inherits Serializable interface from java.util.EventObject, it is not intended to be Serializable. Appropriate serialization methods are implemented to throw NotSerializableException.

Since:

1.4

See Also:

Field Summary

Fields declared in class java.util.EventObject

source

Constructor Summary

Constructor	Description
`NodeChangeEvent(Preferences parent, Preferences child)`	Constructs a new `NodeChangeEvent` instance.

Method Summary

Modifier and Type	Method	Description
`Preferences`	`getChild()`	Returns the node that was added or removed.
`Preferences`	`getParent()`	Returns the parent of the node that was added or removed.

Methods declared in class java.util.EventObject

getSource, toString

Methods declared in class java.lang.Object

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

Constructor Details

NodeChangeEvent

public NodeChangeEvent(Preferences parent, Preferences child)

Constructs a new NodeChangeEvent instance.

Parameters:: parent - The parent of the node that was added or removed.; child - The node that was added or removed.

Method Details

getParent

public Preferences getParent()

Returns the parent of the node that was added or removed.

Returns:: The parent Preferences node whose child was added or removed

getChild

public Preferences getChild()

Returns the node that was added or removed.

Returns:: The node that was added or removed.

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https://docs.oracle.com/en/java/javase/21/docs/api/java.prefs/java/util/prefs/NodeChangeEvent.html