Here you can find the source of getISODate(int i)
private static String getISODate(int i)
//package com.java2s; /******************************************************************************* * Copyright (c) 2014 eBay Software Foundation. * * 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.//from w ww . j a v a2 s . c o m *******************************************************************************/ import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Calendar; public class Main { private static String getISODate(int i) { DateFormat df = new SimpleDateFormat("YYYY-MM-dd"); Calendar cal = Calendar.getInstance(); cal.add(Calendar.YEAR, -i); String date = df.format(cal.getTime()); return date; } }