Here you can find the source of formatDate(Date date, String pattern)
public static String formatDate(Date date, String pattern)
//package com.java2s; //License from project: Apache License import java.text.SimpleDateFormat; import java.util.Date; public class Main { private static final String DEFAULT_DATE_PATTERN = "yyyy-MM-dd"; public static String formatDate(Date date, String pattern) { SimpleDateFormat format = new SimpleDateFormat(pattern); return format.format(date); }//from www . java2s .co m public static String formatDate(Date date) { return formatDate(date, DEFAULT_DATE_PATTERN); } /** * @param date long: 141536480014L * @return */ public static String formatDate(long date) { return formatDate(new Date(date), DEFAULT_DATE_PATTERN); } }