/*
* *************************************************************************************
* Copyright (C) 2008 EsperTech, Inc. All rights reserved. *
* http://esper.codehaus.org *
* 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.core.context.activator;
import com.espertech.esper.core.context.util.AgentInstanceContext;
import com.espertech.esper.epl.expression.ExprNode;
import com.espertech.esper.epl.named.NamedWindowConsumerDesc;
import com.espertech.esper.epl.named.NamedWindowConsumerView;
import com.espertech.esper.epl.named.NamedWindowProcessor;
import com.espertech.esper.epl.property.PropertyEvaluator;
import java.util.List;
public class ViewableActivatorNamedWindow implements ViewableActivator {
private final NamedWindowProcessor processor;
private final List<ExprNode> filterExpressions;
private final PropertyEvaluator optPropertyEvaluator;
public ViewableActivatorNamedWindow(NamedWindowProcessor processor, List<ExprNode> filterExpressions, PropertyEvaluator optPropertyEvaluator) {
this.processor = processor;
this.filterExpressions = filterExpressions;
this.optPropertyEvaluator = optPropertyEvaluator;
}
public ViewableActivationResult activate(AgentInstanceContext agentInstanceContext) {
NamedWindowConsumerDesc consumerDesc = new NamedWindowConsumerDesc(filterExpressions, optPropertyEvaluator, agentInstanceContext);
NamedWindowConsumerView consumerView = processor.addConsumer(consumerDesc);
return new ViewableActivationResult(consumerView, consumerView, null);
}
}