Here you can find the source of getNextDay(String dateStr)
public static String getNextDay(String dateStr)
//package com.java2s; /*/*from w ww.j a v a 2s.c o m*/ * (C) 2013-2015 Asiainfo-linkage Group Holding Limited. * * 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. * Authors: * davylin<linjxljx@gmail.com> */ import java.text.SimpleDateFormat; import java.util.*; public class Main { public static String getNextDay(String dateStr) { Calendar calendar = new GregorianCalendar(); String format = "yyyy-MM-dd"; if (dateStr != null && dateStr.trim().length() == 7) { format = "yyyy-MM"; } SimpleDateFormat bartDateFormat = new SimpleDateFormat(format); try { Date date = bartDateFormat.parse(dateStr); calendar.setTime(date); } catch (Exception ex) { System.out.println(ex.getMessage()); } calendar.add(Calendar.DATE, +1); return bartDateFormat.format(calendar.getTime()).toString(); } }