Here you can find the source of formatDate(Date t)
public static String formatDate(Date t)
//package com.java2s; /*/*from w w w . j av a2 s .c om*/ * Copyright 2006-2015 WebPKI.org (http://webpki.org). * * Licensed 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. * */ import java.util.GregorianCalendar; import java.util.Date; import java.text.SimpleDateFormat; public class Main { public static String formatDate(Date t) { GregorianCalendar gc = new GregorianCalendar(); gc.setTime(t); return new SimpleDateFormat("yyyy-MM-dd").format(t); } }