Here you can find the source of secondBetween(String date)
public static int secondBetween(String date)
//package com.java2s; /**/*w w w .jav a2 s . c o m*/ The MIT License (MIT) * Copyright (c) 2015 ???? * Permission is hereby granted, free of charge, to any person obtaining a copy of * this software and associated documentation files (the "Software"), to deal in * the Software without restriction, including without limitation the rights to * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of * the Software, and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class Main { private int year; private int month; private int day; private int hour; private int minute; private int second; public static int secondBetween(String date) { SimpleDateFormat sdfSecond = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); try { long presentDate = sdfSecond.parse(sdfSecond.format(new Date())).getTime(); long enterDate = sdfSecond.parse(date).getTime(); return (int) ((presentDate - enterDate) / 1000); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } return 1; } public static int secondBetween(Date date) { if (date == null) { return 0; } SimpleDateFormat sdfSecond = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); try { long presentDate = sdfSecond.parse(sdfSecond.format(new Date())).getTime(); long enterDate = date.getTime(); return (int) ((presentDate - enterDate) / 1000); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } return 1; } public static int secondBetween(String beginDate, String endDate) { SimpleDateFormat sdfSecond = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); try { long _enginDate = sdfSecond.parse(beginDate).getTime(); long _endDate = sdfSecond.parse(endDate).getTime(); return (int) ((_enginDate - _endDate) / 1000); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } return 1; } public String format(SimpleDateFormat df) { Calendar calendar = Calendar.getInstance(); calendar.set(this.year, this.month - 1, this.day, this.hour, this.minute, this.second); return df.format(calendar.getTime()); } }