Java tutorial
//package com.java2s; /* * Copyright (C) 2013 FMSoft (http://www.fmsoft.cn) * * 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.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static long getCountDay(String date1) { String date2 = getDate(); long day = getQuot(date1, date2); return Math.abs(day); } public static String getDate() { SimpleDateFormat ft = new SimpleDateFormat("yyyy/MM/dd"); Date dd = new Date(); return ft.format(dd); } public static long getQuot(String time1, String time2) { long quot = 0; SimpleDateFormat ft = new SimpleDateFormat("yyyy/MM/dd"); try { Date date1 = ft.parse(time1); Date date2 = ft.parse(time2); quot = date1.getTime() - date2.getTime(); quot = quot / 1000 / 60 / 60 / 24; } catch (ParseException e) { e.printStackTrace(); } return quot; } public void getTime() { } }