com.espertech.esper.epl.join.plan

Class IndexedTableLookupPlanSingle

java.lang.Object

com.espertech.esper.epl.join.plan.TableLookupPlan

com.espertech.esper.epl.join.plan.IndexedTableLookupPlanSingle

public class IndexedTableLookupPlanSingle
extends TableLookupPlan

Plan to perform an indexed table lookup.

Constructor Summary

Constructors

Constructor and Description
IndexedTableLookupPlanSingle(int lookupStream, int indexedStream, TableLookupIndexReqKey indexNum, QueryGraphValueEntryHashKeyed hashKey) Ctor.

Method Summary

Modifier and Type	Method and Description
QueryGraphValueEntryHashKeyed	getHashKey()
TableLookupKeyDesc	getKeyDescriptor()
JoinExecTableLookupStrategy	makeStrategyInternal(EventTable[] eventTable, EventType[] eventTypes)
String	toString()

Methods inherited from class com.espertech.esper.epl.join.plan.TableLookupPlan

getIndexedStream, getIndexNum, getLookupStream, makeStrategy

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexedTableLookupPlanSingle

public IndexedTableLookupPlanSingle(int lookupStream,
                                    int indexedStream,
                                    TableLookupIndexReqKey indexNum,
                                    QueryGraphValueEntryHashKeyed hashKey)

Ctor.

Parameters:

lookupStream - - stream that generates event to look up for

indexedStream - - stream to index table lookup

indexNum - - index number for the table containing the full unindexed contents

hashKey - - properties to use in lookup event to access index

Method Detail

getKeyDescriptor

public TableLookupKeyDesc getKeyDescriptor()

Specified by:

getKeyDescriptor in class TableLookupPlan

makeStrategyInternal

public JoinExecTableLookupStrategy makeStrategyInternal(EventTable[] eventTable,
                                                        EventType[] eventTypes)

Specified by:

makeStrategyInternal in class TableLookupPlan

getHashKey

public QueryGraphValueEntryHashKeyed getHashKey()

toString

public String toString()

Overrides:

toString in class TableLookupPlan