com.espertech.esper.view.internal
Class PriorEventViewRelAccess

java.lang.Object
  com.espertech.esper.view.internal.PriorEventViewRelAccess

All Implemented Interfaces:

RelativeAccessByEventNIndex

public class PriorEventViewRelAccess
extends java.lang.Object
implements RelativeAccessByEventNIndex

Constructor Summary

PriorEventViewRelAccess(RelativeAccessByEventNIndex buffer, int relativeIndex)
Ctor.

Method Summary

EventBean	getRelativeToEnd(EventBean theEvent, int index)
EventBean	getRelativeToEvent(EventBean theEvent, int prevIndex) Returns the prior event to the given event counting back the number of events as supplied by index.
java.util.Iterator<EventBean>	getWindowToEvent(java.lang.Object evalEvent)
java.util.Collection<EventBean>	getWindowToEventCollReadOnly(java.lang.Object evalEvent)
int	getWindowToEventCount(EventBean evalEvent)

Methods inherited from class java.lang.Object

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

Constructor Detail

PriorEventViewRelAccess

public PriorEventViewRelAccess(RelativeAccessByEventNIndex buffer,
                               int relativeIndex)

Ctor.

Parameters:

buffer - is the buffer to acces

relativeIndex - is the index to pull out

Method Detail

getRelativeToEvent

public EventBean getRelativeToEvent(EventBean theEvent,
                                    int prevIndex)

Description copied from interface: RelativeAccessByEventNIndex

Returns the prior event to the given event counting back the number of events as supplied by index.

Specified by:

getRelativeToEvent in interface RelativeAccessByEventNIndex

Parameters:

theEvent - is the event to count back from

prevIndex - is the number of events to go back

Returns:

event

getRelativeToEnd

public EventBean getRelativeToEnd(EventBean theEvent,
                                  int index)

Specified by:

getRelativeToEnd in interface RelativeAccessByEventNIndex

getWindowToEvent

public java.util.Iterator<EventBean> getWindowToEvent(java.lang.Object evalEvent)

Specified by:

getWindowToEvent in interface RelativeAccessByEventNIndex

getWindowToEventCollReadOnly

public java.util.Collection<EventBean> getWindowToEventCollReadOnly(java.lang.Object evalEvent)

Specified by:

getWindowToEventCollReadOnly in interface RelativeAccessByEventNIndex

getWindowToEventCount

public int getWindowToEventCount(EventBean evalEvent)

Specified by:

getWindowToEventCount in interface RelativeAccessByEventNIndex