6、redis之使用spring-data-redis的Template

POM:

 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>

     <groupId>com.yzl</groupId>
     <artifactId>redis.first</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <packaging>jar</packaging>

     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>

     <dependencies>
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
             <version>4.9</version>
             <scope>test</scope>
         </dependency>

         <dependency>
             <groupId>redis.clients</groupId>
             <artifactId>jedis</artifactId>
             <!-- 2.7.1在和spring的spring-data-redis 1.4.1集成时会报找不到方法的错，原因是JedisShardInfo类的属性由timeout变成了soTimeout了 -->
             <!-- <version>2.7.1</version> -->
             <version>2.6.2</version>
         </dependency>

         <dependency>
             <groupId>log4j</groupId>
             <artifactId>log4j</artifactId>
             <version>1.2.17</version>
         </dependency>

         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-core</artifactId>
             <version>4.2.0.RELEASE</version>
         </dependency>

         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-context-support</artifactId>
             <version>4.2.0.RELEASE</version>
         </dependency>

         <dependency>
             <groupId>org.springframework.data</groupId>
             <artifactId>spring-data-redis</artifactId>
             <version>1.4.1.RELEASE</version>
         </dependency>
     </dependencies>
 </project>

spring配置文件：

 <?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:ss="http://www.springframework.org/schema/security"
     xmlns:jee="http://www.springframework.org/schema/jee" xmlns:aop="http://www.springframework.org/schema/aop"
     xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
     xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee.xsd
        http://www.springframework.org/schema/context  http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/security http://www.springframework.org/schema/security/spring-security.xsd
        http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd
        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">

     <context:property-placeholder location="classpath:redis-pool.properties"/>

     <bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig" />

     <bean class="redis.clients.jedis.JedisPool">
         <constructor-arg index="0" ref="jedisPoolConfig" />
         <constructor-arg index="1" value="${redis.ip}" />
         <constructor-arg index="2" value="${redis.port}" />
     </bean>

     <bean id="jedisConnectionFactory" class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory">
         <!-- 具体可配置项可以参见此类的源码 -->
         <property name="hostName" value="${redis.ip}" />
     </bean>

     <bean id="redisTemplate" class="org.springframework.data.redis.core.RedisTemplate">
         <property name="connectionFactory" ref="jedisConnectionFactory" />
     </bean>

     <bean id="stringRedisTemplate" class="org.springframework.data.redis.core.StringRedisTemplate">
         <property name="connectionFactory" ref="jedisConnectionFactory" />
     </bean>
 </beans>

测试类：

 package com.yzl;

 import java.io.Serializable;

 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.support.ClassPathXmlApplicationContext;
 import org.springframework.dao.DataAccessException;
 import org.springframework.data.redis.connection.RedisConnection;
 import org.springframework.data.redis.core.RedisCallback;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.data.redis.core.StringRedisTemplate;

 /**
  * RedisApp之spring redisTemplate的测试类
  *
  * @author yangzhilong
  * @see [相关类/方法]（可选）
  * @since [产品/模块版本] （可选）
  */
 public class RedisApp3Test {
     private ApplicationContext app;
     private RedisTemplate<Serializable, Serializable> redisTemplate;
     private StringRedisTemplate stringRedisTemplate;

     @Before
     public void before(){
         app = new ClassPathXmlApplicationContext("spring-config.xml");
         redisTemplate = (RedisTemplate)app.getBean("redisTemplate");
         stringRedisTemplate = app.getBean(StringRedisTemplate.class);
     }

     @Test
     public void test(){
         System.out.println("use StringRedisTemplate save value");
         //保存
         stringRedisTemplate.execute(new RedisCallback<String>() {
             public String doInRedis(RedisConnection connection) throws DataAccessException {
                 connection.set(stringRedisTemplate.getStringSerializer().serialize("name"), stringRedisTemplate.getStringSerializer().serialize("hello"));
                 return null;
             }
         });

         //取值
         String value = stringRedisTemplate.execute(new RedisCallback<String>() {
             public String doInRedis(RedisConnection connection) throws DataAccessException {
                 return stringRedisTemplate.getStringSerializer().deserialize(connection.get(stringRedisTemplate.getStringSerializer().serialize("name")));
             }

         });

         System.out.println("use StringRedisTemplate get value :" + value);

         System.out.println("use RedisTemplate append value");
         //追加
         redisTemplate.execute(new RedisCallback<String>() {
             public String doInRedis(RedisConnection connection) throws DataAccessException {
                 connection.append(redisTemplate.getStringSerializer().serialize("name"), redisTemplate.getStringSerializer().serialize(" redis"));
                 return null;
             }
         });

         //取值
         value = redisTemplate.execute(new RedisCallback<String>() {

             public String doInRedis(RedisConnection connection) throws DataAccessException {
                 // TODO Auto-generated method stub
                 return redisTemplate.getStringSerializer().deserialize(connection.get(redisTemplate.getStringSerializer().serialize("name")));
             }
         });
         System.out.println("use RedisTemplate get value :" + value);
     }

     @After
     public void after(){
         System.out.println("end~~~");
     }
 }

运行结果：

 use StringRedisTemplate save value
 2015-08-14 15:23:27,241 [org.springframework.data.redis.core.RedisConnectionUtils]-[DEBUG] Opening RedisConnection
 2015-08-14 15:23:27,379 [org.springframework.data.redis.core.RedisConnectionUtils]-[DEBUG] Closing Redis Connection
 2015-08-14 15:23:27,381 [org.springframework.data.redis.core.RedisConnectionUtils]-[DEBUG] Opening RedisConnection
 2015-08-14 15:23:27,382 [org.springframework.data.redis.core.RedisConnectionUtils]-[DEBUG] Closing Redis Connection
 use StringRedisTemplate get value :hello
 use RedisTemplate append value
 2015-08-14 15:23:27,382 [org.springframework.data.redis.core.RedisConnectionUtils]-[DEBUG] Opening RedisConnection
 2015-08-14 15:23:27,404 [org.springframework.data.redis.core.RedisConnectionUtils]-[DEBUG] Closing Redis Connection
 2015-08-14 15:23:27,405 [org.springframework.data.redis.core.RedisConnectionUtils]-[DEBUG] Opening RedisConnection
 2015-08-14 15:23:27,405 [org.springframework.data.redis.core.RedisConnectionUtils]-[DEBUG] Closing Redis Connection
 use RedisTemplate get value :hello redis
 end~~~

下一篇：7、redis之使用spring集成commons-pool来操作常见数据类型