Here you can find the source of formatDate(Date date)
public static String formatDate(Date date)
//package com.java2s; /******************************************************************************* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License.//w w w .jav a2s .co m *******************************************************************************/ import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class Main { /** Returns a String from a Date object */ public static String formatDate(Date date) { String formatString = new String(); Calendar cal = Calendar.getInstance(); cal.setTime(date); if (cal.isSet(Calendar.MINUTE)) formatString = "yyyyMMdd'T'hhmmss"; else formatString = "yyyyMMdd"; SimpleDateFormat formatter = new SimpleDateFormat(formatString); return formatter.format(date); } }