Here you can find the source of getDateString(String pattern)
public static String getDateString(String pattern)
//package com.java2s; //License from project: Apache License import java.sql.Timestamp; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static String getDateString(String pattern) { Timestamp time = getSysDate(); DateFormat dfmt = new SimpleDateFormat(pattern); java.util.Date date = time; return dfmt.format(date); }/*from w w w. j ava 2s.co m*/ public static String getDateString(Timestamp time, String pattern) { DateFormat dfmt = new SimpleDateFormat(pattern); java.util.Date date = time; return date != null ? dfmt.format(date) : ""; } public static String getDateString(Date date, String pattern) { SimpleDateFormat sdfmt = new SimpleDateFormat(pattern); return date != null ? sdfmt.format(date) : ""; } public static Timestamp getSysDate() { return new Timestamp(System.currentTimeMillis()); } }