com.espertech.esper.view.window
Class RelativeAccessByEventNIndexGetterImpl

java.lang.Object
  com.espertech.esper.view.window.RelativeAccessByEventNIndexGetterImpl

All Implemented Interfaces:

IStreamRelativeAccess.IStreamRelativeAccessUpdateObserver, RelativeAccessByEventNIndexGetter

public class RelativeAccessByEventNIndexGetterImpl
extends java.lang.Object
implements IStreamRelativeAccess.IStreamRelativeAccessUpdateObserver, RelativeAccessByEventNIndexGetter

Provides random-access into window contents by event and index as a combination.

Constructor Summary

RelativeAccessByEventNIndexGetterImpl()

Method Summary

RelativeAccessByEventNIndex	getAccessor(EventBean theEvent) Returns the access into window contents given an event.
void	updated(RelativeAccessByEventNIndex iStreamRelativeAccess, EventBean[] newData) Callback to indicate an update.

Methods inherited from class java.lang.Object

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

Constructor Detail

RelativeAccessByEventNIndexGetterImpl

public RelativeAccessByEventNIndexGetterImpl()

Method Detail

updated

public void updated(RelativeAccessByEventNIndex iStreamRelativeAccess,
                    EventBean[] newData)

Description copied from interface: IStreamRelativeAccess.IStreamRelativeAccessUpdateObserver

Callback to indicate an update.

Specified by:

updated in interface IStreamRelativeAccess.IStreamRelativeAccessUpdateObserver

Parameters:

iStreamRelativeAccess - is the collection

newData - is the new data available

getAccessor

public RelativeAccessByEventNIndex getAccessor(EventBean theEvent)

Returns the access into window contents given an event.

Specified by:

getAccessor in interface RelativeAccessByEventNIndexGetter

Parameters:

theEvent - to which the method returns relative access from

Returns:

buffer