package cn.mb.cloud.auth.util;
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import org.apache.commons.lang3.ObjectUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import redis.clients.jedis.Jedis;
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import redis.clients.jedis.JedisPool;
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import redis.clients.jedis.Pipeline;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Redis工具类
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*/
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@Component
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public class RedisUtil {
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@Autowired
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private JedisPool jedisPool;
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/**
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* 向redis中存储字符串没有过期时间
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* @param key
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* @param value
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*/
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public void setStrValue(String key, String value){
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if(ObjectUtils.isNotEmpty(key)){
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Jedis resource = jedisPool.getResource();
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String set = resource.set(key, value);
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closeJedis(resource);
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}
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}
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/**
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* 以分钟为单位设置存储值（设置过期时间）
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* @param key
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* @param value
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* @param time 秒
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*/
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public void setStrValue(String key, String value, int time){
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if(ObjectUtils.isNotEmpty(key)){
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Jedis resource = jedisPool.getResource();
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String setex = resource.setex(key, time, value);
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closeJedis(resource);
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}
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}
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/**
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* 从redis中获取值
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* @param key
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* @return
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*/
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public String getValue(String key){
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if(ObjectUtils.isNotEmpty(key)){
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Jedis resource = jedisPool.getResource();
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String data = resource.get(key);
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closeJedis(resource);
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return data;
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}
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return null;
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}
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/**
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* 批量获取
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* @param kes
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* @return
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*/
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public List<Object> getValues(List<String> kes){
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if(null != kes){
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Jedis resource = jedisPool.getResource();
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Pipeline pipelined = resource.pipelined();
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for(String key : kes){
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pipelined.get(key);
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}
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List<Object> list = pipelined.syncAndReturnAll();
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closeJedis(resource);
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pipelined.clear();
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try {
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pipelined.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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List<Object> data = new ArrayList<>();
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for(Object o : list){
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if(null != o){
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data.add(o);
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}
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}
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return data;
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}
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return null;
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}
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/**
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* 删除key
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* @param key
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*/
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public void remove(String key){
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if(ObjectUtils.isNotEmpty(key)){
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Jedis resource = jedisPool.getResource();
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Long del = resource.del(key);
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closeJedis(resource);
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}
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}
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/**
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* 删除资源
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* @param jedis
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*/
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public void closeJedis(Jedis jedis){
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if(null != jedis){
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jedis.close();
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}
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}
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}
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