redis配置类

import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisNode;
import org.springframework.data.redis.connection.RedisSentinelConfiguration;
import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import redis.clients.jedis.JedisPoolConfig;

import java.util.HashSet;
import java.util.List;
import java.util.Set;

@Configuration
@EnableCaching //开启注解
public class RedisConfig extends CachingConfigurerSupport {

    @Value("#{'${spring.redis.sentinel.nodes}'.split(',')}")
    private List<String> nodes;

    @Value("${spring.redis.sentinel.master}")
    private String master;

    @Value("${spring.redis.password}")
    private String password;

    @Bean
    @ConfigurationProperties(prefix = "spring.redis.jedis.pool")
    public JedisPoolConfig getRedisConfig() {
        return  new JedisPoolConfig();
    }

    @Bean
    public RedisTemplate redisTemplate(JedisConnectionFactory jedisConnectionFactory) {

        RedisTemplate<String, Object> template = new RedisTemplate<>();
        // 配置连接工厂
        template.setConnectionFactory(jedisConnectionFactory);

        //使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值（默认使用JDK的序列化方式）
        Jackson2JsonRedisSerializer jacksonSeial = new Jackson2JsonRedisSerializer(Object.class);

        ObjectMapper om = new ObjectMapper();
        // 指定要序列化的域，field,get和set,以及修饰符范围，ANY是都有包括private和public
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        // 指定序列化输入的类型，类必须是非final修饰的，final修饰的类，比如String,Integer等会跑出异常
        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        jacksonSeial.setObjectMapper(om);

        // 值采用json序列化
        template.setValueSerializer(jacksonSeial);
        //使用StringRedisSerializer来序列化和反序列化redis的key值
        template.setKeySerializer(new StringRedisSerializer());

        // 设置hash key 和value序列化模式
        template.setHashKeySerializer(new StringRedisSerializer());
        template.setHashValueSerializer(jacksonSeial);
        template.afterPropertiesSet();

        //打开事务支持
        template.setEnableTransactionSupport(false);
        return template;
    }

    @Bean
    public RedisSentinelConfiguration sentinelConfiguration() {
        RedisSentinelConfiguration redisSentinelConfiguration = new RedisSentinelConfiguration();
        //配置matser的名称
        redisSentinelConfiguration.master(master);
        //配置redis的哨兵sentinel
        Set<RedisNode> redisNodeSet = new HashSet<>();
        nodes.forEach(x -> {
            redisNodeSet.add(new RedisNode(x.split(":")[0], Integer.parseInt(x.split(":")[1])));
        });
        redisSentinelConfiguration.setSentinels(redisNodeSet);
        redisSentinelConfiguration.setPassword(password);
        return redisSentinelConfiguration;
    }

    @Bean
    public JedisConnectionFactory jedisConnectionFactory(JedisPoolConfig jedisPoolConfig,
                                                         RedisSentinelConfiguration redisSentinelConfiguration) {
        JedisConnectionFactory jedisConnectionFactory = new JedisConnectionFactory(redisSentinelConfiguration, jedisPoolConfig);
        return jedisConnectionFactory;
    }
}