Java实现的程序员老黄历实例

package com.test; 
/** 
 * activities的枚举 
 * @author xiao 
 * 
 */ 
public enum activitiesenum { 
 activities_1("写单元测试", "写单元测试将减少出错", "写单元测试会降低你的开发效率", false), 
 activities_2("洗澡", "你几天没洗澡了？", "会把设计方面的灵感洗掉", true), 
 activities_3("锻炼一下身体", "", "能量没消耗多少，吃得却更多", true), 
 activities_4("抽烟", "抽烟有利于提神，增加思维敏捷", "除非你活够了，死得早点没关系", true), 
 activities_5("白天上线", "今天白天上线是安全的", "可能导致灾难性后果", false), 
 activities_6("重构", "代码质量得到提高", "你很有可能会陷入泥潭", false), 
 activities_7("使用%t", "你看起来更有品位", "别人会觉得你在装逼", false), 
 activities_8("跳槽", "该放手时就放手", "鉴于当前的经济形势，你的下一份工作未必比现在强", false), 
 activities_9("招人", "你面前这位有成为牛人的潜质", "这人会写程序吗？", false), 
 activities_10("面试", "面试官今天心情很好", "面试官不爽，会拿你出气", false), 
 activities_11("提交辞职申请", "公司找到了一个比你更能干的人，你赶快滚蛋", "鉴于当前的经济形势，你的下一份工作未必比现在强", false), 
 activities_12("申请加薪", "老板今天心情很好", "公司正在考虑裁员", false), 
 activities_13("晚上加班", "晚上是程序员精神最好的时候", "", true), 
 activities_14("在妹子面前吹牛", "改善你矮穷挫的形象", "会被识破", true), 
 activities_15("撸管", "避免缓冲区溢出", true), 
 activities_16("浏览成人网站", "重拾对生活的信心", "你会心神不宁", true), 
 activities_17("命名变量%v", "", "", false), 
 activities_18("写超过%l行的方法", "你的代码组织的很好，长一点没关系", "你的代码将混乱不堪，你自己都看不懂", false), 
 activities_19("提交代码", "遇到冲突的几率是最低的", "你遇到的一大堆冲突会让你觉得自己是不是时间穿越了", false), 
 activities_20("代码复审", "发现重要问题的几率大大增加", "你什么问题都发现不了，白白浪费时间", false), 
 activities_21("开会", "写代码之余放松一下打个盹，有益健康",false), 
 activities_22("打dota", "你将有如神助", "你会被虐的很惨", true), 
 activities_23("晚上上线", "晚上是程序员精神最好的时候", "你白天已经筋疲力尽了", false), 
 activities_24("修复bug", "你今天对bug的嗅觉大大提高", "新产生的bug将比修复的更多", false), 
 activities_25("设计评审", "设计评审会议将变成头脑风暴", "人人筋疲力尽，评审就这么过了", false), 
 activities_26("需求评审", "", "", false), 
 activities_27("上微博", "今天发生的事不能错过", "今天的微博充满负能量", true), 
 activities_28("上ab站", "还需要理由吗？", "满屏兄贵亮瞎你的眼", true), 
 activities_29("玩flappybird", "今天破纪录的几率很高", "除非你想玩到把手机砸了", true); 
 private string name; 
 private string good; 
 private string bad; 
 private boolean weekend; 
 activitiesenum(string name, string good, string bad, boolean weekend){ 
 this.setbad(bad); 
 this.setgood(good); 
 this.setname(name); 
 this.setweekend(weekend); 
 } 
 public string getname() { 
 return name; 
 } 
 public void setname(string name) { 
 this.name = name; 
 } 
 public string getgood() { 
 return good; 
 } 
 public void setgood(string good) { 
 this.good = good; 
 } 
 public string getbad() { 
 return bad; 
 } 
 public void setbad(string bad) { 
 this.bad = bad; 
 } 
 public boolean getweekend() { 
 return weekend; 
 } 
 public void setweekend(boolean weekend) { 
 this.weekend = weekend; 
 } 
} 

package com.test; 
public enum specialsenum { 
 specials(2014, "bad", "待在男（女）友身边", "脱团火葬场，入团保平安。"); 
 private integer date; 
 private string type; 
 private string name; 
 private string description; 
 specialsenum (integer date, string type, string name, string description){ 
 this.setdate(date); 
 this.settype(type); 
 this.setname(name); 
 this.setdescription(description); 
 } 
 public integer getdate() { 
 return date; 
 } 
 public void setdate(integer date) { 
 this.date = date; 
 } 
 public string gettype() { 
 return type; 
 } 
 public void settype(string type) { 
 this.type = type; 
 } 
 public string getname() { 
 return name; 
 } 
 public void setname(string name) { 
 this.name = name; 
 } 
 public string getdescription() { 
 return description; 
 } 
 public void setdescription(string description) { 
 this.description = description; 
 } 
} 

package com.test; 
import java.text.simpledateformat; 
import java.util.arraylist; 
import java.util.arrays; 
import java.util.calendar; 
import java.util.date; 
import java.util.hashmap; 
import java.util.list; 
import java.util.locale; 
import java.util.map; 
import java.util.random; 
import org.apache.commons.lang.stringutils; 
public class programmercalendar { 
 private integer iday = 0; 
 private string [] weeks = new string[]{"日", "一","二","三","四","五","六"}; 
 private string [] directions = new string[]{"北方","东北方","东方","东南方","南方","西南方","西方","西北方"}; 
 private string [] tools = new string[]{"eclipse写程序", "msoffice写文档", "记事本写程序", "windows8", "linux", "macos", "ie", "android设备", "ios设备"}; 
 private string [] varnames = new string[]{"jieguo", "huodong", "pay", "expire", "zhangdan", "every", "free", "i1", "a", "virtual", "ad", "spider", "mima", "pass", "ui"}; 
 private string [] drinks = new string[]{"水","茶","红茶","绿茶","咖啡","奶茶","可乐","鲜奶","豆奶","果汁","果味汽水","苏打水","运动饮料","酸奶","酒"}; 
 public integer getiday() { 
 return iday; 
 } 
 public string[] getdirections() { 
 return directions; 
 }

/** 
 * 注意：本程序中的“随机”都是伪随机概念，以当前的天为种子。 
 */ 
 
 public integer random(integer dayseed, integer indexseed) { 
 integer n = dayseed % 11117; 
 for (int i = 0; i < 100 + indexseed; i++) { 
 n = n * n; 
 n = n % 11117; //11117是个质数 
 } 
 return n; 
 } 
 public string gettodaystring (){ 
 calendar calendar = calendar.getinstance(); 
 calendar.settime(new date()); 
 return "今天是" + calendar.get(calendar.year) + "年" + (calendar.get(calendar.month) + 1) 
 + "月" + calendar.get(calendar.day_of_month) 
 + "日 星期" + weeks[calendar.get(calendar.day_of_week) - 1]; 
 } 
 public string star(integer num) { 
 string result = ""; 
 int i = 0; 
 while (i < num) { 
 result += "★"; 
 i++; 
 } 
 while(i < 5) { 
 result += "☆"; 
 i++; 
 } 
 return result; 
 } 
 private boolean isweekend() { 
 locale.setdefault(locale.china); 
 calendar calendar = calendar.getinstance(); 
 return calendar.get(calendar.day_of_week) == 1 || calendar.get(calendar.day_of_week) == 7; 
 } 
 public list<activitiesenum> filter() { 
 list<activitiesenum> thisenum = new arraylist<activitiesenum>(); 
 // 周末的话，只留下 weekend = true 的事件 
 if(isweekend()) { 
 for (activitiesenum e : activitiesenum.values()) { 
 if(e.getweekend()){ 
 thisenum.add(e); 
 } 
 } 
 return thisenum; 
 } 
 return new arraylist<activitiesenum>(arrays.aslist(activitiesenum.values())); 
 } 
 public void picktodaysluck() { 
 list<activitiesenum> _activities = filter(); 
 integer numgood = random(iday, 98) % 3 + 2; 
 integer numbad = random(iday, 87) % 3 + 2; 
 list<map<string, string>> eventarr = pickrandomactivity(_activities, numgood + numbad); 
 integer [] specialsize = pickspecials(); 
 system.out.println("宜："); 
 for (int i = 0; i < numgood; i++) { 
 system.out.println(" " + eventarr.get(i).get("name") + (stringutils.isnotblank(eventarr.get(i).get("good")) ? ":" + eventarr.get(i).get("good") : "")); 
 } 
 system.out.println("不宜："); 
 for (int i = 0; i < numbad; i++) { 
 system.out.println(" " + eventarr.get(numgood + i).get("name") + (stringutils.isnotblank(eventarr.get(numgood + i).get("bad")) ? ":" + eventarr.get(numgood + i).get("bad") : "")); 
 } 
 } 
 /** 
 * 从数组中随机挑选 size 个 
 * @param size 
 * @return 
 */ 
 private list<activitiesenum> pickrandom(list<activitiesenum> _activities, integer size) { 
 list<activitiesenum> result = new arraylist<activitiesenum>(); 
 for (activitiesenum ae : _activities) { 
 result.add(ae); 
 } 
 for (int i = 0; i < _activities.size() - size; i++) { 
 int index = random(iday, i) % result.size(); 
 result.remove(index); 
 } 
 return result; 
 } 
 /** 
 * 从数组中随机挑选 size 个 
 * @param size 
 * @return 
 */ 
 private list<string> pickrandomdrinks(integer size) { 
 list<string> result = new arraylist<string>(arrays.aslist(drinks)); 
 for (int i = 0; i < drinks.length - size; i++) { 
 int index = random(iday, i) % result.size(); 
 result.remove(index); 
 } 
 return result; 
 } 
 // 枚举 中随机挑选 size 个 
 public list<map<string, string>> pickrandomactivity(list<activitiesenum> _activities, integer size) { 
 list<activitiesenum> picked_events = pickrandom(_activities, size); 
 list<map<string, string>> maplist = new arraylist<map<string,string>>(); 
 for (int i = 0; i < picked_events.size(); i++) { 
 maplist.add(parse(picked_events.get(i))); 
 } 
 return maplist; 
 } 
 /** 
 * 解析占位符并替换成随机内容 
 * @param ae 
 * @return 
 */ 
 public map<string, string> parse(activitiesenum ae) { 
 map<string, string> map = new hashmap<string, string>(); 
 map.put("name", ae.getname()); 
 map.put("good", ae.getgood()); 
 map.put("bad", ae.getbad()); 
 if(map.get("name").indexof("%v") != -1) { 
 map.put("name", map.get("name").replaceall("%v", varnames[random(iday, 12) % varnames.length])); 
 } 
 if(map.get("name").indexof("%t") != -1) { 
 map.put("name", map.get("name").replaceall("%t", tools[random(iday, 11) % tools.length])); 
 } 
 if(map.get("name").indexof("%t") != -1) { 
 map.put("name", map.get("name").replaceall("%l", (random(iday, 12) % 247 + 30) + "")); 
 } 
 return map; 
 } 
 public integer [] pickspecials () { 
 integer [] specialsize = new integer[]{0, 0}; 
 for (specialsenum se : specialsenum.values()) { 
 if(iday == se.getdate()){ 
 if(se.gettype().equals("good")){ 
 specialsize[0]++; 
 }else{ 
 specialsize[1]++; 
 } 
 system.out.println("name:" + se.getname() + " description:" + se.getdescription()); 
 } 
 } 
 return specialsize; 
 } 
 public programmercalendar() { 
 simpledateformat sdf = new simpledateformat("yyyymmdd"); 
 try { 
 iday = integer.parseint(sdf.format(new date())); 
 } catch (exception e) { 
 e.printstacktrace();//懒得引用log了 
 } 
 } 
 public static void main(string[] args) { 
 programmercalendar hl = new programmercalendar(); 
 system.out.println("今天是：" + hl.gettodaystring()); 
 system.out.println("座位朝向：面向" + hl.directions[hl.random(hl.getiday(), 2) % hl.getdirections().length] + "写程序，bug 最少。"); 
 system.out.println("今日宜饮：" + stringutils.join(hl.pickrandomdrinks(2), ",")); 
 system.out.println("女神亲近指数：" + hl.star(hl.random(hl.getiday(), 6) % 5 + 1)); 
 hl.picktodaysluck(); 
 } 
}