Package org.apache.cayenne.util

Class EventUtil

java.lang.Object

org.apache.cayenne.util.EventUtil

public class EventUtil
extends Object

Contains access stack events related utility methods.

Since:

1.2

Method Summary

Modifier and Type	Method	Description
static boolean	listenForChannelEvents(DataChannel channel, DataChannelListener listener)	Utility method that sets up a GraphChangeListener to be notified when DataChannel posts an event.
static boolean	listenForChannelEvents(EventManager manager, DataChannelListener listener)	Listen for events from all channels that use a given EventManager.

Methods inherited from class java.lang.Object

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

Method Detail

listenForChannelEvents

public static boolean listenForChannelEvents(DataChannel channel,
                                             DataChannelListener listener)

Utility method that sets up a GraphChangeListener to be notified when DataChannel posts an event.

Returns:

false if an DataChannel doesn't have an EventManager and therefore does not support events.

listenForChannelEvents

public static boolean listenForChannelEvents(EventManager manager,
                                             DataChannelListener listener)

Listen for events from all channels that use a given EventManager.