老项目spring3整合redis

红太狼 2023-07-18 09:44 7阅读 0赞

### 已亲测：[https://www.cnblogs.com/cfas/p/9351597.html][https_www.cnblogs.com_cfas_p_9351597.html] ###

> 用到的jar
> 
> spring 3.1.1
> 
> aopalliance-1.0.jar
> 
> commons-pool2-2.3.jar
> 
> jedis-2.7.2.jar
> 
> spring-data-redis-1.6.6.RELEASE.jar
> 
> jedis和commons-pool2有版本依赖关系，所以要保证和上面一致
> 
> spring-data-redis版本 和 spring框架的版本也有依赖关系 所以要保证和上面一致

### applicationContext-redis.xml ###

>     <?xml version="1.0" encoding="UTF-8"?>
>     <beans xmlns="http://www.springframework.org/schema/beans"
>     	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:jee="http://www.springframework.org/schema/jee"
>     	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
>     	xmlns:context="http://www.springframework.org/schema/context"
>     	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd 
>        http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd 
>        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd 
>        http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-2.5.xsd
>        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd">
>     
>      
>     
>          
>          
>        <bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig"> 
>     
>        
>               <property name="maxIdle" value="5"></property> 
>               <property name="maxTotal" value="10" />
>           
>               <property name="maxWaitMillis" value="2000" />
>               <property name="testOnBorrow" value="true" />
>         </bean> 
>          
>          <bean id="jedisConnectionFactory" class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory" destroy-method="destroy"> 
>           <property name="poolConfig" ref="jedisPoolConfig"></property> 
>           <property name="hostName" value="192.168.2.110"></property> 
>           <property name="port" value="6379"></property> 
>            <property name="password" value="jinku_redis"></property> 
>           <property name="timeout" value="3000"></property> 
>      </bean> 
>      
>     <bean id="redisTemplate" class="org.springframework.data.redis.core.StringRedisTemplate">
>             <property name="connectionFactory" ref="jedisConnectionFactory" />
>             <property name="keySerializer">
>                 <bean
>                     class="org.springframework.data.redis.serializer.StringRedisSerializer" />
>             </property>
>             <property name="valueSerializer">
>                 <bean
>                     class="org.springframework.data.redis.serializer.StringRedisSerializer">
>                 </bean>
>             </property>
>         </bean>
>      
>     </beans>

### RedisUtils.java ###

>     package com.app.util;
>     
>     import java.util.List;
>     
>     import org.slf4j.Logger;
>     import org.slf4j.LoggerFactory;
>     import org.springframework.beans.factory.annotation.Autowired;
>     import org.springframework.data.redis.core.RedisTemplate;
>     import org.springframework.data.redis.core.SetOperations;
>     import org.springframework.stereotype.Component;
>     import org.springframework.util.CollectionUtils;
>     @Component
>     public class RedisUtils {
>     	
>     	private Logger log = LoggerFactory.getLogger(this.getClass());
>         @Autowired
>     	private RedisTemplate<String, Object> redisTemplate;
>         
>         /**
>          * 删除缓存
>          *
>          * @param key 可以传一个值 或多个
>          */
>         @SuppressWarnings("unchecked")
>         public void del(String... key) {
>             if (key != null && key.length > 0) {
>                 if (key.length == 1) {
>                     redisTemplate.delete(key[0]);
>                 } else {
>                     redisTemplate.delete(CollectionUtils.arrayToList(key));
>                 }
>             }
>         }
>         
>         /**
>          * @Title: getSetRandomElement
>          * @Description: TODO(set集合，随机返回指定数量的元素，返回元素可重复)
>          * @param key
>          * @param i
>          * @return
>          * @return List<Object> 
>          * @date 2020年3月23日 下午5:53:46
>         */
>        public List<Object> getSetRandomElement(String key,int i){
>        	 SetOperations<String, Object> set = redisTemplate.opsForSet();
>        	 return set.randomMembers(key, i);
>        }
>        
>        /**
>         * @Title: addSet
>         * @Description: TODO(无序集合set添加)
>         * @param key
>         * @param value
>         * @return void 
>         * @date 2020年3月23日 下午5:50:03
>        */
>       public void addSet(String key, Object value) {
>           SetOperations<String, Object> set = redisTemplate.opsForSet();
>           set.add(key, value);
>       }
>         
>     }
> 
>

[https_www.cnblogs.com_cfas_p_9351597.html]: https://www.cnblogs.com/cfas/p/9351597.html