Java tutorial
/** * The MIT License * Copyright (c) 2011 Kuali Mobility Team * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package org.kuali.mobility.events.util; import java.util.ArrayList; import java.util.List; import org.apache.commons.collections.CollectionUtils; import org.apache.commons.collections.Transformer; import org.kuali.mobility.events.entity.Category; import org.kuali.mobility.events.entity.Day; import org.kuali.mobility.events.entity.DayImpl; import org.kuali.mobility.events.entity.EventImpl; public class DayTransform implements Transformer { @Override public Object transform(Object obj) { DayImpl proxy = null; if (obj instanceof Day) { proxy = (DayImpl) obj; proxy.setDate(((Day) obj).getDate()); List<EventImpl> events = new ArrayList<EventImpl>(); CollectionUtils.collect(((Day) obj).getEvents(), new EventTransform(), events); proxy.setEvents(events); } return proxy; } }