com.espertech.esper.view.window
Interface RelativeAccessByEventNIndex

All Known Implementing Classes:

IStreamRelativeAccess, PriorEventBufferMulti, PriorEventBufferSingle, PriorEventViewRelAccess

public interface RelativeAccessByEventNIndex

Provides access to prior events given an event from which to count back, and an index to look at.

Method Summary

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

Method Detail

getRelativeToEvent

EventBean getRelativeToEvent(EventBean theEvent,
                             int index)

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

Parameters:

theEvent - is the event to count back from

index - is the number of events to go back

Returns:

event

getRelativeToEnd

EventBean getRelativeToEnd(int index)

getWindowToEvent

java.util.Iterator<EventBean> getWindowToEvent()

getWindowToEventCollReadOnly

java.util.Collection<EventBean> getWindowToEventCollReadOnly()

getWindowToEventCount

int getWindowToEventCount()