EventUtil (Net4j Utilities Documentation)

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.

Autor:: Eike Stepper

Feldübersicht

Felder

Modifizierer und Typ

Feld

Beschreibung

static final IListener[]

NO_LISTENERS
Methodenübersicht

Modifizierer und Typ

Methode

Beschreibung

static <E extends IEvent> AutoCloseable

addListener(Object notifier, Class<E> eventType, Consumer<E> eventConsumer)

static boolean

addListener(Object notifier, IListener listener)

static boolean

addUniqueListener(Object notifier, IListener listener)

static IListener[]

getListeners(Object notifier)

static IListener[]

getListeners(Object notifier, Predicate<IListener> predicate)

static boolean

hasListener(Object notifier, IListener listener)

static boolean

removeListener(Object notifier, IListener listener)

static IListener[]

removeListeners(Object notifier, Predicate<IListener> predicate)

Von Klasse geerbte Methoden java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Felddetails
- NO_LISTENERS
  
  public static final IListener[] NO_LISTENERS
  
  Seit:
  
  3.0
Methodendetails
- addUniqueListener
  
  public static boolean addUniqueListener(Object notifier, IListener listener)
  
  Seit:
  
  3.2
- addListener
  
  public static boolean addListener(Object notifier, IListener listener)
- addListener
  
  public static <E extends IEvent> AutoCloseable addListener(Object notifier, Class<E> eventType, Consumer<E> eventConsumer)
  
  Seit:
  
  3.15
- removeListener
  
  public static boolean removeListener(Object notifier, IListener listener)
- removeListeners
  
  public static IListener[] removeListeners(Object notifier, Predicate<IListener> predicate)
  
  Seit:
  
  3.20
- getListeners
  
  public static IListener[] getListeners(Object notifier)
- getListeners
  
  public static IListener[] getListeners(Object notifier, Predicate<IListener> predicate)
  
  Seit:
  
  3.20
- hasListener
  
  public static boolean hasListener(Object notifier, IListener listener)
  
  Seit:
  
  3.2