/*
***************************************************************************************
* 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.core;
import com.espertech.esper.core.context.util.AgentInstanceContext;
import com.espertech.esper.epl.agg.service.AggregationService;
/**
* Sorter and row limiter in one: sorts using a sorter and row limits
*/
public class OrderByProcessorOrderedLimitFactory implements OrderByProcessorFactory {
private final OrderByProcessorFactoryImpl orderByProcessorFactory;
private final RowLimitProcessorFactory rowLimitProcessorFactory;
public OrderByProcessorOrderedLimitFactory(OrderByProcessorFactoryImpl orderByProcessorFactory, RowLimitProcessorFactory rowLimitProcessorFactory) {
this.orderByProcessorFactory = orderByProcessorFactory;
this.rowLimitProcessorFactory = rowLimitProcessorFactory;
}
public OrderByProcessor instantiate(AggregationService aggregationService, AgentInstanceContext agentInstanceContext) {
OrderByProcessorImpl orderByProcessor = (OrderByProcessorImpl) orderByProcessorFactory.instantiate(aggregationService, agentInstanceContext);
RowLimitProcessor rowLimitProcessor = rowLimitProcessorFactory.instantiate(agentInstanceContext);
return new OrderByProcessorOrderedLimit(orderByProcessor, rowLimitProcessor);
}
}