SpringBoot整合redis集群和redis单节点

最新推荐文章于 2024-06-20 15:20:54 发布

原创最新推荐文章于 2024-06-20 15:20:54 发布 · 1.2k 阅读

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#java #redis

本文详细介绍了如何在SpringBoot项目中配置单节点Redis连接和RedisCluster，包括RedisConfig类中的`redisSingleNodeConnectionFactory`和`redisClusterConnectionFactory`，以及如何使用@Autowired注入RedisTemplate实例。

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// 连接redis单节点配置类

@Configuration
public class RedisConfig {



    @Value("${spring.redis.host}")
    private String host;
    @Value("${spring.redis.port}")
    private Integer port;
    @Value("${spring.redis.password}")
    private String password;
    /**
     * @description: 非集群的Redis连接工厂
     * @return: org.springframework.data.redis.connection.RedisConnectionFactory
     * @author: hezha
     * @time: 2023/10/24 15:31
     */
    @Bean
    public RedisConnectionFactory redisSingleNodeConnectionFactory() {
        RedisStandaloneConfiguration config = new RedisStandaloneConfiguration();
        config.setHostName(host);
        config.setPort(port);
        config.setPassword(password);
        config.setDatabase(0);
        return new JedisConnectionFactory(config);
    }

   /**
    * @description: 连接非集群的Redis的RedisTemplate
    * @return: org.springframework.data.redis.core.RedisTemplate<java.lang.String,java.lang.Object>
    * @author: hezha
    * @time: 2023/10/24 15:31
    */
    @Bean
    public RedisTemplate<String, Object> redisSingleNodeTemplate(@Qualifier("redisSingleNodeConnectionFactory") RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> template = new RedisTemplate<>();
        template.setConnectionFactory(redisConnectionFactory);
        // 设置key的序列化方式
        RedisSerializer<String> stringSerializer = new StringRedisSerializer();
        template.setKeySerializer(stringSerializer);
        template.setHashKeySerializer(stringSerializer);
        // 设置value的序列化方式
        Jackson2JsonRedisSerializer<Object> jsonSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
        template.setValueSerializer(jsonSerializer);
        template.setHashValueSerializer(jsonSerializer);
        return template;
    }

}

//连接redis集群的配置类

@Configuration
public class RedisClusterConfig {
    @Value("${spring.redis.cluster.nodes}")
    private String clusterNodes;
    @Value("${spring.redis.password}")
    private String redisAuth;



    @Bean
    @Primary
    public RedisConnectionFactory redisClusterConnectionFactory() {
        RedisClusterConfiguration redisClusterConfig = new RedisClusterConfiguration();
        String[] split = clusterNodes.split(",");
        for(int i = 0; i< split.length; i++){
            String[] strings = split[i].split(":");
            String host = strings[0];
            Integer post = Integer.parseInt(strings[1]);
            redisClusterConfig.clusterNode(host, post);
        }

        JedisConnectionFactory jedisConnectionFactory = new JedisConnectionFactory(redisClusterConfig);
        // 配置其他 JedisConnectionFactory 属性，如密码、超时等
        jedisConnectionFactory.setPassword(redisAuth);
        return jedisConnectionFactory;
    }

    @Bean
    public RedisTemplate<String, Object> redisClusterTemplate(RedisConnectionFactory redisClusterConnectionFactory) {
        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
        redisTemplate.setConnectionFactory(redisClusterConnectionFactory);

        // 设置key的序列化方式
        RedisSerializer<String> stringSerializer = new StringRedisSerializer();
        redisTemplate.setKeySerializer(stringSerializer);
        redisTemplate.setHashKeySerializer(stringSerializer);
        // 设置value的序列化方式
        Jackson2JsonRedisSerializer<Object> jsonSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
        redisTemplate.setValueSerializer(jsonSerializer);
        redisTemplate.setHashValueSerializer(jsonSerializer);

        return redisTemplate;
    }
}

pom.xml

 <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!-- Redis -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-redis</artifactId>
        </dependency>
        <!-- Redis集群 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-redis-reactive</artifactId>
        </dependency>
        <dependency>
            <groupId>redis.clients</groupId>
            <artifactId>jedis</artifactId>
            <version>3.6.1</version>
        </dependency>
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.54</version>
        </dependency>
        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-pool2</artifactId>

        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
    </dependencies>

使用如下：

//直接注入即可使用
  
@Autowired
    private  RedisTemplate<String, Object> redisSingleNodeTemplate;

    @Autowired
    private RedisTemplate<String, Object> redisClusterTemplate;

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