org.corpus_tools.salt.extensions.notification.graph

Interface Notifier

All Known Implementing Classes:

GraphNotifierImpl, LabelNotifierImpl, LayerNotifierImpl, NodeNotifierImpl, RelationNotifierImpl, SaltNotificationFactory

public interface Notifier

To all classes implementing this interface a listener can be added. This listener would then be notified about all changes in the object.

Author:

florian

Method Summary

Methods

Modifier and Type	Method and Description
void	addListener(Collection<Listener> listener) Adds a set of new listener, which then will be notified about a change in this object.
void	addListener(Listener listener) Adds a new listener, which then will be notified about a change in this object.
List<Listener>	getListener() Returns an unmodifiable list of all listeners.
void	removeListener(Listener listener) Removes a listener, which won't be notified about a change in this object anymore.

Method Detail

getListener

List<Listener> getListener()

Returns an unmodifiable list of all listeners. If no listener is registered null is returned.

Returns:

all registered listeners

addListener

void addListener(Listener listener)

Adds a new listener, which then will be notified about a change in this object.

Parameters:

listener - to be notified

addListener

void addListener(Collection<Listener> listener)

Adds a set of new listener, which then will be notified about a change in this object.

Parameters:

listener - to be notified

removeListener

void removeListener(Listener listener)

Removes a listener, which won't be notified about a change in this object anymore.

Parameters:

listener - to be notified