/*
***************************************************************************************
* 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.expression.core;
import com.espertech.esper.client.EventBean;
import com.espertech.esper.client.hook.EPLMethodInvocationContext;
import com.espertech.esper.client.hook.EventBeanService;
public class ExprNodeUtilExprEvalMethodContext implements ExprEvaluator {
private final EPLMethodInvocationContext defaultContextForFilters;
public ExprNodeUtilExprEvalMethodContext(String engineURI, String functionName, EventBeanService eventBeanService) {
this.defaultContextForFilters = new EPLMethodInvocationContext(null, -1, engineURI, functionName, null, eventBeanService);
}
public Object evaluate(EventBean[] eventsPerStream, boolean isNewData, ExprEvaluatorContext context) {
if (context == null) {
return defaultContextForFilters;
}
return new EPLMethodInvocationContext(context.getStatementName(),
context.getAgentInstanceId(), defaultContextForFilters.getEngineURI(), defaultContextForFilters.getFunctionName(), context.getStatementUserObject(), defaultContextForFilters.getEventBeanService());
}
public Class getType() {
return EPLMethodInvocationContext.class;
}
}