清华大佬耗费三个月吐血整理的几百G的资源,免费分享!....>>>
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | /** * @Title:FirstDayOfWeek.java * @Package:com.you.freemarker.model * @Description:获取某年某周的第一天 * @author:Youhaidong(游海东) * @date:2014-5-29 下午11:29:53 * @version V1.0 */ package com.you.freemarker.model; import java.text.SimpleDateFormat; import java.util.Calendar; /** * 类功能说明 * 类修改者 修改日期 * 修改说明 * <p>Title:FirstDayOfWeek.java</p> * <p>Description:游海东个人开发</p> * <p>Copyright:Copyright(c)2013</p> * @author:游海东 * @date:2014-5-29 下午11:29:53 * @version V1.0 */ public class FirstDayOfWeek { /** * 获取某年某周的第一天 * @Title:getFirstDayOfWeek * @Description: * @param:@param year * @param:@param week * @param:@return * @return:String * @throws */ public static String getFirstDayOfWeek( int year, int week) { Calendar cal = Calendar.getInstance(); //设置年份 cal.set(Calendar.YEAR,year); //设置周 cal.set(Calendar.WEEK_OF_YEAR, week); //设置该周第一天为星期一 cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY); //格式化日期 SimpleDateFormat sdf = new SimpleDateFormat( "yyyy-MM-dd" ); String firstDayOfWeek = sdf.format(cal.getTime()); return firstDayOfWeek; } /** * @Title:main * @Description: * @param:@param args * @return: void * @throws */ public static void main(String[] args) { String firstDay = getFirstDayOfWeek( 2014 , 22 ); System.out.println( "2014年第22周的第一天是:" + firstDay); } } |