net.esper.eql.subquery
Interface SubqueryTableLookupStrategy

All Known Implementing Classes:
FullTableScanLookupStrategy, IndexedTableLookupStrategy, IndexedTableLookupStrategyCoercing

public interface SubqueryTableLookupStrategy

Strategy for looking up, in some sort of table or index, or a set of events, potentially based on the events properties, and returning a set of matched events.


Method Summary
 Set<EventBean> lookup(EventBean[] events)
          Returns matched events for a set of events to look up for.
 

Method Detail

lookup

Set<EventBean> lookup(EventBean[] events)
Returns matched events for a set of events to look up for. Never returns an empty result set, always returns null to indicate no results.

Parameters:
events - to look up
Returns:
set of matching events, or null if none matching