Java tutorial
//package com.java2s; /******************************************************************************* * Copyright (c) 2005-2012 eBay Inc. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * *******************************************************************************/ public class Main { public static String getTimeElementAsDuration(long time, long curTime, boolean future) { if (time < 0) { return "N/A"; } if (time == 0) { return "unset"; } long d; if (future) { d = time - curTime; } else { d = curTime - time; } return Long.toString(d); } }