Here you can find the source of max(final Date a, final Date b)
public final static Date max(final Date a, final Date b)
//package com.java2s; /**/*from ww w . ja v a 2s . c om*/ * The contents of this file are subject to the Regenstrief Public License * Version 1.0 (the "License"); you may not use this file except in compliance with the License. * Please contact Regenstrief Institute if you would like to obtain a copy of the license. * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations * under the License. * * Copyright (C) Regenstrief Institute. All Rights Reserved. */ import java.util.*; public class Main { public final static Date max(final Date a, final Date b) { if (a == null) { return b; } else if (b == null) { return a; } return a.after(b) ? a : b; } public final static boolean after(final Date date, final long compareTime) { return date.getTime() > compareTime; } }