/* *************************************************************************************** * 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.event.vaevent; import com.espertech.esper.client.EventBean; import com.espertech.esper.client.EventPropertyGetter; /** * Holds revisions for property groups in an overlay strategy. */ public class RevisionBeanHolder { private long version; private EventBean eventBean; private EventPropertyGetter[] getters; /** * Ctor. * * @param version the current version * @param eventBean the new event * @param getters the getters */ public RevisionBeanHolder(long version, EventBean eventBean, EventPropertyGetter[] getters) { this.version = version; this.eventBean = eventBean; this.getters = getters; } /** * Returns current version number. * * @return version */ public long getVersion() { return version; } /** * Returns the contributing event. * * @return event */ public EventBean getEventBean() { return eventBean; } /** * Returns getters for event property access. * * @return getters */ public EventPropertyGetter[] getGetters() { return getters; } /** * Returns a property value. * * @param propertyNumber number of property * @return value */ public Object getValueForProperty(int propertyNumber) { return getters[propertyNumber].get(eventBean); } }