com.espertech.esper.epl.join.rep

Interface Repository

All Known Implementing Classes:

RepositoryImpl

public interface Repository

An interface for a repository of events in a lookup/join scheme that supplies events for event stream table lookups and receives results of lookups.

Method Summary

Modifier and Type	Method and Description
void	addResult(Cursor cursor, Set<EventBean> lookupResults, int resultStream) Add a lookup result.
Iterator<Cursor>	getCursors(int lookupStream) Supply events for performing look ups for a given stream.

Method Detail

getCursors

Iterator<Cursor> getCursors(int lookupStream)

Supply events for performing look ups for a given stream.

Parameters:

lookupStream - is the stream to perform lookup for

Returns:

an iterator over events with additional positioning information

addResult

void addResult(Cursor cursor,
               Set<EventBean> lookupResults,
               int resultStream)

Add a lookup result.

Parameters:

cursor - provides result position and parent event and node information

lookupResults - is the events found

resultStream - is the stream number of the stream providing the results