/*
***************************************************************************************
* 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.client;
/**
* Get property values from an event instance for a given indexed event property by passing the array index.
* Instances that implement this interface are usually bound to a particular {@link com.espertech.esper.client.EventType} and cannot
* be used to access {@link EventBean} instances of a different type.
*/
public interface EventPropertyGetterIndexed {
/**
* Return the value for the property in the event object specified when the instance was obtained.
* Useful for fast access to event properties. Throws a PropertyAccessException if the getter instance
* doesn't match the EventType it was obtained from, and to indicate other property access problems.
*
* @param eventBean is the event to get the value of a property from
* @param index the index value
* @return value of indexed property in event
* @throws PropertyAccessException to indicate that property access failed
*/
public Object get(EventBean eventBean, int index) throws PropertyAccessException;
}