org.eclipse.net4j.util.event
Class EventUtil

java.lang.Object
  org.eclipse.net4j.util.event.EventUtil

public final class EventUtil

extends Object

Various static helper methods for dealing with events, notifiers and listeners.

NO_LISTENERS

public static final IListener[] NO_LISTENERS

Since:

3.0

addUniqueListener

public static boolean addUniqueListener(Object notifier,
                                        IListener listener)

Since:

3.2

addListener

public static boolean addListener(Object notifier,
                                  IListener listener)

removeListener

public static boolean removeListener(Object notifier,
                                     IListener listener)

getListeners

public static IListener[] getListeners(Object notifier)

hasListener

public static boolean hasListener(Object notifier,
                                  IListener listener)

Since:

3.2