java操作redis、jedisUtil

1、导入jedis-2.1.0.jar包

2、java代码：

package com.mx.util;import java.util.LinkedList;import java.util.List;import redis.clients.jedis.Jedis;import redis.clients.jedis.JedisPool;import redis.clients.jedis.JedisPoolConfig;public class AppRedis {private final static int RandomTimeOut = 60 * 10;private final static int RandomTimeOut2 = 24 * 60 * 60;private final static int USERID_TIMEOUT = 30 * 24 * 60 * 60;private final static int RandomFreq = 60;private final static int MaxRandomNum = 10;private final static String dbpwd = AppStaticVar.REDIS_PWD;private static JedisPool appJedisPool;static {if (appJedisPool == null) {appJedisPool = newJedisPool();}}public static Jedis getJedis() {Jedis edis=appJedisPool.getResource();if(dbpwd!=null&&!dbpwd.equals(""))edis.auth(dbpwd);//edis.select(0);//放置redis数据库return edis;}public static void removeJedis(Jedis jedis) {appJedisPool.returnResource(jedis);}private synchronized static JedisPool newJedisPool() {// 池基本配置JedisPoolConfig config = new JedisPoolConfig();config.setMaxActive(1000);//<!--最大连接数-->config.setMaxWait(1000);//<!--最大等待时间-->  config.setMaxIdle(20);//<!--最大空闲连接数-->config.setTestWhileIdle(true);//<!--定时对线程池中空闲的链接进行validateObject校验-->// 构造池//return new JedisPool(config, "192.168.1.95", 63791);return new JedisPool(config, AppStaticVar.REDIS_URL, AppStaticVar.REDIS_PORT);  }// 获取随机码的发送频率public static String getRandomcodefreq(String usertel) {Jedis jedis = AppRedis.getJedis();try {String RandomCode = jedis.get("randomcodefreq" + usertel);if (RandomCode == null) {return null;}return RandomCode;} finally {AppRedis.removeJedis(jedis);}}// 设置获取随机码的发送频率public static void setRandomcodefreq(String usertel) {Jedis jedis = AppRedis.getJedis();try {String skey = "randomcodefreq" + usertel;jedis.set(skey, "1");jedis.expire(skey, RandomFreq);} finally {AppRedis.removeJedis(jedis);}}// 获取客户的随机码public static String getRandomCode(String usertel) {Jedis jedis = AppRedis.getJedis();try {String RandomCode = jedis.get("randomcode" + usertel);if (RandomCode == null) {return null;}return RandomCode;} finally {AppRedis.removeJedis(jedis);}}// 设置客户的随机码有效时间public static void setRandomCode(String usertel, String randomCode) {Jedis jedis = AppRedis.getJedis();try {String skey = "randomcode" + usertel;jedis.set(skey, randomCode);jedis.expire(skey, RandomTimeOut);} finally {AppRedis.removeJedis(jedis);}}// 设置客户的验证码次数public static void setRandomCodeNum(String usertel,Boolean bEvilLogin){Jedis jedis = AppRedis.getJedis();try {int cnt = -1;//如果登陆成功了，重置登陆失败次数if(bEvilLogin){String count = jedis.get(usertel+"num");cnt = 1;if (count != null) {cnt = Integer.parseInt(count);cnt++;}}else{cnt = 0;}jedis.set(usertel+"num",String.valueOf(cnt));jedis.expire(usertel+"num",  RandomTimeOut2);} finally {AppRedis.removeJedis(jedis);}}//查看客户的验证码次数是否超过10次public static boolean checkRandomCodeNum(String usertel){Jedis jedis = AppRedis.getJedis();try {String count = jedis.get(usertel+"num");if(count != null){int cnt = Integer.parseInt(count);if(cnt > MaxRandomNum){return true;}}return false;} finally {AppRedis.removeJedis(jedis);}}// 获取用户Idpublic static String getUserId(String loginName) {Jedis jedis = AppRedis.getJedis();try {String userId = jedis.get(loginName);if (null == userId) {return null;}return userId;} finally {AppRedis.removeJedis(jedis);}}// 保存用户idpublic static void setUserId(String loginName, String userId) {Jedis jedis = AppRedis.getJedis();try {jedis.set(loginName, userId);jedis.expire(loginName, USERID_TIMEOUT);} finally {AppRedis.removeJedis(jedis);}}/** * 保存值到redis中 * @author 向蓬 * @date 2015-8-26下午4:22:44 * @param key * @param value * @param time * void */public static void setAttrRedis(String key, String value, int time) {Jedis jedis = AppRedis.getJedis();try {jedis.set(key, value);jedis.expire(key, time);} finally {AppRedis.removeJedis(jedis);}}/** * 根据键获取redis中的值 * @author 向蓬 * @date 2015-8-26下午4:24:58 * @param key * @return * String */public static String getAttrRedis(String key) {Jedis jedis = AppRedis.getJedis();String value = null;try {value = jedis.get(key);} finally {AppRedis.removeJedis(jedis);}return value;}/** * 保存值到redis中(同步) * @author 向蓬 * @date 2015-8-26下午4:22:44 * @param key * @param value * @param time * void */public static synchronized void setAttrRedisSyd(String key, String value, int time) {Jedis jedis = AppRedis.getJedis();try {jedis.set(key, value);jedis.expire(key, time);} finally {AppRedis.removeJedis(jedis);}}/** * 根据键获取redis中的值(同步) * @author 向蓬 * @date 2015-8-26下午4:24:58 * @param key * @return * String */public static synchronized String getAttrRedisSyd(String key) {Jedis jedis = AppRedis.getJedis();String value = null;try {value = jedis.get(key);} finally {AppRedis.removeJedis(jedis);}return value;}/** * 根据键删除指定缓存数据 * @author 向蓬 * @date 2015-9-10上午10:22:36 * @param key * @return * long */public static long delAttrRedis(String key) {Jedis jedis = AppRedis.getJedis();try {return jedis.del(key);} finally {AppRedis.removeJedis(jedis);}}/** * 往队列里添加元素 * @author 向蓬 * @date 2016-1-14下午2:11:43 * @param queueName * @param strings * @return * long */public static long pushQueue(String queueName, String...strings) {Jedis jedis = AppRedis.getJedis();try {return jedis.rpush(queueName, strings);} finally {AppRedis.removeJedis(jedis);}}/** * 按队列名取元素 * @author 向蓬 * @date 2016-1-14下午2:12:00 * @param queueName * @return * String */public static List<String> popQueue(String queueName, int count) {Jedis jedis = AppRedis.getJedis();try {List<String> list = new LinkedList<String>();for (int i = 0; i < count; i++) {String value = jedis.lpop(queueName);if (!StringUtil.isEmpty(value)){list.add(value);}}return list;} finally {AppRedis.removeJedis(jedis);}}public static void main(String[] args) {//AppRedis.delAttrRedis(StaticVar.MESSAGE_QUEUE_NAME_1);/*MessageCmd sellMessage = new MessageCmd();sellMessage.setMsgType(2);sellMessage.setPopup(4);sellMessage.setBannerId(55);sellMessage.setFromUserId(3);//计算卖卡收益金额double sellProfit = DoubleUtil.mul(1, 6.0);sellMessage.setMessage("又卖出"+1+"张卡啦！小金库里又增添了￥"+sellProfit+"元哟~");sellMessage.setToUserId(276);sellMessage.setSendTime(20160114160711L);//将待处理的消息添加到redis队列JSONObject messageJo = JSONObject.fromObject(sellMessage);AppRedis.pushQueue(StaticVar.MESSAGE_QUEUE_NAME_1, messageJo.toString());*//*for (String str : AppRedis.popQueue("xp", 2)) {System.out.println("============="+str+"出列！=============");}*/System.out.println("=============队列中所有消息=============");for (String str : AppRedis.getJedis().lrange(StaticVar.MESSAGE_QUEUE_NAME_1, 0, -1)) {System.out.println(str);};}}