net.esper.eql.named
Interface LookupStrategy

All Known Implementing Classes:
LookupStrategyAllRows, LookupStrategyIndexed, LookupStrategyTableScan

public interface LookupStrategy

A deletion strategy is for use with named window in on-delete statements and encapsulates the strategy for resolving one or more events arriving in the on-clause of an on-delete statement to one or more events to be deleted from the named window.


Method Summary
 EventBean[] lookup(EventBean[] newData)
          Determines the events to be deleted from a named window.
 

Method Detail

lookup

EventBean[] lookup(EventBean[] newData)
Determines the events to be deleted from a named window.

Parameters:
newData - is the correlation events
Returns:
the events to delete from the named window

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