Here you can find the source of getCurDayZero()
public static String getCurDayZero()
//package com.java2s; //License from project: Apache License import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class Main { public static String getCurDayZero() { Calendar calendar = Calendar.getInstance(); calendar.setTime(new Date()); return new SimpleDateFormat("yyyy-MM-dd 00:00:00").format(calendar.getTime()); }/* w w w .j av a 2 s . com*/ public static long getTime(String s) { return parseMysql(s).getTime(); } public static Date parseMysql(String s) { try { DateFormat fmtTemp = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); return fmtTemp.parse(s); } catch (ParseException e) { return null; } } }