Here you can find the source of getTimeField(Date day, int field)
public static String getTimeField(Date day, int field)
//package com.java2s; /*//from ww w . j ava 2s . c o m * $Id: UtilDateTime.java,v 1.2 2005/01/31 05:27:55 jdon Exp $ * * Copyright (c) 2001, 2002 The Open For Business Project - www.ofbiz.org * * 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. */ import java.util.*; public class Main { public static String getTimeField(Date day, int field) { if (day == null) return null; Calendar c = Calendar.getInstance(); c.setTime(day); return c.get(field) < 10 ? "0" + c.get(field) : "" + c.get(field); } }