/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.epl.db;
import com.espertech.esper.epl.join.table.EventTable;
/**
* Null implementation for a data cache that doesn't ever hit.
*/
public class DataCacheNullImpl implements DataCache {
public EventTable[] getCached(Object[] methodParams, int numLookupKeys) {
return null;
}
public void put(Object[] methodParams, int numLookupKeys, EventTable[] rows) {
}
public boolean isActive() {
return false;
}
public void destroy() {
}
}