org.springframework.data.redis.serializer.StringRedisSerializer Java Examples

@Bean(name = "redisTemplate")
@SuppressWarnings({"unchecked", "rawtypes"})
@ConditionalOnMissingBean(name = "redisTemplate")
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
    RedisTemplate<Object, Object> template = new RedisTemplate<>();
    //使用 fastjson 序列化
    FastJsonRedisSerializer fastJsonRedisSerializer = new FastJsonRedisSerializer(Object.class);
    // value 值的序列化采用 fastJsonRedisSerializer
    template.setValueSerializer(fastJsonRedisSerializer);
    template.setHashValueSerializer(fastJsonRedisSerializer);
    // key 的序列化采用 StringRedisSerializer
    template.setKeySerializer(new StringRedisSerializer());
    template.setHashKeySerializer(new StringRedisSerializer());

    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

/**
 * 解决注解方式存放到redis中的值是乱码的情况
 * @param factory 连接工厂
 * @return CacheManager
 */
@Bean
public CacheManager cacheManager(RedisConnectionFactory factory) {
    RedisSerializer<String> redisSerializer = new StringRedisSerializer();
    FastJsonRedisSerializer<Object> fastJsonRedisSerializer = new FastJsonRedisSerializer<>(Object.class);

    // 配置注解方式的序列化
    RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();
    RedisCacheConfiguration redisCacheConfiguration =
            config.serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer))
                    .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(fastJsonRedisSerializer))
                    //配置注解默认的过期时间
                    .entryTtl(Duration.ofDays(1));
    // 加入白名单   https://github.com/alibaba/fastjson/wiki/enable_autotype
    ParserConfig.getGlobalInstance().addAccept("com.ywh");
    ParserConfig.getGlobalInstance().addAccept("com.baomidou");
    return RedisCacheManager.builder(factory).cacheDefaults(redisCacheConfiguration).build();
}
 

@Bean
public RedisTemplate<String, Object> redisTemplate() {
    Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<Object>(Object.class);
    ObjectMapper om = new ObjectMapper();
    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(om);
    RedisTemplate<String, Object> template = new RedisTemplate<String, Object>();
    template.setConnectionFactory(factory);
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.setHashKeySerializer(jackson2JsonRedisSerializer);
    template.setHashValueSerializer(jackson2JsonRedisSerializer);
    template.setDefaultSerializer(new StringRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

/**
 * <p>支持FastJson进行Redis存储对象序列/反序列化
 * <p>https://github.com/alibaba/fastjson/wiki/%E5%9C%A8-Spring-%E4%B8%AD%E9%9B%86%E6%88%90-Fastjson
 */
@Bean
public RedisTemplate<String, Object> yueRedisTemplate(RedisConnectionFactory redisConnectionFactory) {
	RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
	redisTemplate.setConnectionFactory(redisConnectionFactory);
	
	// 支持FastJson进行Redis存储对象序列/反序列化
	if (redisProperties.getRedisSerializerEnum() != RedisSerializerEnum.JDK) {
		redisTemplate.setDefaultSerializer(redisProperties.getRedisSerializerEnum().getRedisSerializer());
	}
	StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
	redisTemplate.setKeySerializer(stringRedisSerializer);
	redisTemplate.setHashKeySerializer(stringRedisSerializer);
	
	return redisTemplate;
}
 

@Override
public void handlerPlugin(final PluginData pluginData) {
    if (Objects.nonNull(pluginData) && pluginData.getEnabled()) {
        //init redis
        RateLimiterConfig rateLimiterConfig = GsonUtils.getInstance().fromJson(pluginData.getConfig(), RateLimiterConfig.class);
        //spring data redisTemplate
        if (Objects.isNull(Singleton.INST.get(ReactiveRedisTemplate.class))
                || Objects.isNull(Singleton.INST.get(RateLimiterConfig.class))
                || !rateLimiterConfig.equals(Singleton.INST.get(RateLimiterConfig.class))) {
            LettuceConnectionFactory lettuceConnectionFactory = createLettuceConnectionFactory(rateLimiterConfig);
            lettuceConnectionFactory.afterPropertiesSet();
            RedisSerializer<String> serializer = new StringRedisSerializer();
            RedisSerializationContext<String, String> serializationContext =
                    RedisSerializationContext.<String, String>newSerializationContext().key(serializer).value(serializer).hashKey(serializer).hashValue(serializer).build();
            ReactiveRedisTemplate<String, String> reactiveRedisTemplate = new ReactiveRedisTemplate<>(lettuceConnectionFactory, serializationContext);
            Singleton.INST.single(ReactiveRedisTemplate.class, reactiveRedisTemplate);
            Singleton.INST.single(RateLimiterConfig.class, rateLimiterConfig);
        }
    }
}
 

@SuppressWarnings("all")
@Bean
public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory factory) {
    StringRedisTemplate template = new StringRedisTemplate(factory);
    Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
    ObjectMapper om = new ObjectMapper();
    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(om);
    RedisSerializer stringSerializer = new StringRedisSerializer();
    template.setKeySerializer(stringSerializer);
    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.setHashKeySerializer(stringSerializer);
    template.setHashValueSerializer(jackson2JsonRedisSerializer);
    template.afterPropertiesSet();
    return template;
}
 

@Test
public void settingKeyAndValueSerializers() {
	// need a local version so we can tweak the serializer
	RedisTemplate<String, Product> redis = new RedisTemplate<String, Product>();
	redis.setConnectionFactory(cf);
	redis.setKeySerializer(new StringRedisSerializer());
	redis.setValueSerializer(new Jackson2JsonRedisSerializer<Product>(Product.class));
	redis.afterPropertiesSet(); // if this were declared as a bean, you wouldn't have to do this
	
	Product product = new Product();
	product.setSku("9781617291203");
	product.setName("Spring in Action");
	product.setPrice(39.99f);
	
	redis.opsForValue().set(product.getSku(), product);
	
	Product found = redis.opsForValue().get(product.getSku());
	assertEquals(product.getSku(), found.getSku());
	assertEquals(product.getName(), found.getName());
	assertEquals(product.getPrice(), found.getPrice(), 0.005);
	
	StringRedisTemplate stringRedis = new StringRedisTemplate(cf);
	String json = stringRedis.opsForValue().get(product.getSku());
	assertEquals("{\"sku\":\"9781617291203\",\"name\":\"Spring in Action\",\"price\":39.99}", json);
}
 

@Bean(name = "redisTemplate")
@SuppressWarnings("all")
public RedisTemplate redisTemplate(RedisConnectionFactory factory) {
    Jackson2JsonRedisSerializer serializer = new Jackson2JsonRedisSerializer(Object.class);
    ObjectMapper mapper = new ObjectMapper();
    mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    serializer.setObjectMapper(mapper);

    // 设置RedisTemplate
    RedisTemplate<String, Object> template = new RedisTemplate<>();
    template.setConnectionFactory(factory);
    RedisSerializer stringSerializer = new StringRedisSerializer();
    template.setKeySerializer(stringSerializer);
    template.setValueSerializer(serializer);
    template.setHashKeySerializer(stringSerializer);
    template.setHashValueSerializer(serializer);
    template.afterPropertiesSet();
    return template;
}
 

@Bean
public RedisTemplate<Object,Object> redisTemplate(RedisConnectionFactory redisConnectionFactory){
    RedisTemplate<Object,Object> template = new RedisTemplate<>();
    //设置连接池
    template.setConnectionFactory(redisConnectionFactory);
    StringRedisSerializer stringRedisSerializer=new StringRedisSerializer();
    //FastJsonRedisSerializer<Object> serializer = new FastJsonRedisSerializer<Object>(Object.class);
    //也可以使用 Jackson2JsonRedisSerializer
    //Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
    //value 的序列号 使用 fastjson
    template.setValueSerializer(stringRedisSerializer);
    //hash value的序列化问题
    template.setHashValueSerializer(stringRedisSerializer);
    //key 的序列化
    template.setKeySerializer(new StringRedisSerializer());
    template.setHashKeySerializer(new StringRedisSerializer());

    return  template;
}
 

@Primary
@Bean("redisTemplate")
// 没有此属性就不会装配bean 如果是单个redis 将此注解注释掉
@ConditionalOnProperty(name = "spring.redis.cluster.nodes", matchIfMissing = false)
public RedisTemplate<String, Object> getRedisTemplate() {
	RedisTemplate<String, Object> redisTemplate = new RedisTemplate<String, Object>();
	redisTemplate.setConnectionFactory(lettuceConnectionFactory);

	RedisSerializer stringSerializer = new StringRedisSerializer();
	// RedisSerializer redisObjectSerializer = new RedisObjectSerializer();
	RedisSerializer redisObjectSerializer = new RedisObjectSerializer();
	redisTemplate.setKeySerializer(stringSerializer); // key的序列化类型
	redisTemplate.setHashKeySerializer(stringSerializer);
	redisTemplate.setValueSerializer(redisObjectSerializer); // value的序列化类型
	redisTemplate.setHashValueSerializer(redisObjectSerializer); // value的序列化类型
	redisTemplate.afterPropertiesSet();

	redisTemplate.opsForValue().set("hello", "wolrd");
	return redisTemplate;
}
 

/**
    * 序列化Java对象
    * @Author  科帮网
    * @param factory
    * @return  RedisTemplate<Object, Object>
    * @Date	2017年8月13日
    * 更新日志
    * 2017年8月13日 科帮网  首次创建
    *
    */
   @SuppressWarnings({ "rawtypes", "unchecked" })
@Bean
   public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory) {
       RedisTemplate<Object, Object> template = new RedisTemplate<Object, Object>();
       template.setConnectionFactory(connectionFactory);
       //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 serializer = new Jackson2JsonRedisSerializer(Object.class);
       ObjectMapper mapper = new ObjectMapper();
       mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
       mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
       serializer.setObjectMapper(mapper);
       template.setValueSerializer(serializer);
       template.setKeySerializer(new StringRedisSerializer());
       template.afterPropertiesSet();
       return template;
   }
 

@Bean(name = "redisTemplate")
@ConditionalOnClass(RedisOperations.class)
public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
    RedisTemplate<String, Object> template = new RedisTemplate<>();
    template.setConnectionFactory(factory);

    Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
    ObjectMapper mapper = new ObjectMapper();
    mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    mapper.activateDefaultTyping(mapper.getPolymorphicTypeValidator(), ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(mapper);

    StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
    template.setKeySerializer(stringRedisSerializer);
    template.setHashKeySerializer(stringRedisSerializer);
    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.setHashValueSerializer(jackson2JsonRedisSerializer);
    template.afterPropertiesSet();

    return template;
}
 

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

    //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 serializer = new Jackson2JsonRedisSerializer(Object.class);

    ObjectMapper mapper = new ObjectMapper();
    mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    serializer.setObjectMapper(mapper);

    template.setValueSerializer(serializer);
    //使用StringRedisSerializer来序列化和反序列化redis的key值
    template.setKeySerializer(new StringRedisSerializer());
    template.afterPropertiesSet();
    LOGGER.info("Springboot RedisTemplate 加载完成");
    return template;
}
 

/**
 * get 取值
 *
 * @param key
 * @return
 */
public String get(final String key) {
    Object object = null;
    try {
        object = redisTemplate.execute((RedisCallback<Object>) redisConnection -> {
            StringRedisSerializer redisSerializer = new StringRedisSerializer();
            byte[] data = redisConnection.get(Objects.requireNonNull(redisSerializer.serialize(key)));


            redisConnection.close();
            if (data == null) {
                return null;
            }
            return redisSerializer.deserialize(data);
        });
    } catch (Exception ex) {
        logger.error("get redis error, key : {}", key);
    }

    return object != null ? object.toString() : null;
}
 

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

    //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 serializer = new Jackson2JsonRedisSerializer(Object.class);

    ObjectMapper mapper = new ObjectMapper();
    mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    serializer.setObjectMapper(mapper);

    template.setValueSerializer(serializer);
    //使用StringRedisSerializer来序列化和反序列化redis的key值
    template.setKeySerializer(new StringRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

/**
 * springboot2.x 使用LettuceConnectionFactory 代替 RedisConnectionFactory
 * 在application.yml配置基本信息后,springboot2.x  RedisAutoConfiguration能够自动装配 LettuceConnectionFactory 和 RedisConnectionFactory 及其 RedisTemplate
 *
 * @param redisConnectionFactory
 * @return
 */
@Bean
public RedisTemplate redisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, Object> template = new RedisTemplate<>();
    template.setConnectionFactory(redisConnectionFactory);

    //使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
    Jackson2JsonRedisSerializer serializer = new Jackson2JsonRedisSerializer(Object.class);

    ObjectMapper mapper = new ObjectMapper();
    mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    serializer.setObjectMapper(mapper);

    template.setValueSerializer(serializer);
    //使用StringRedisSerializer来序列化和反序列化redis的key值
    template.setKeySerializer(new StringRedisSerializer());
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(serializer);
    template.afterPropertiesSet();
    return template;
}
 

/**
 * redis序列化配置，使用lettuce客户端
 */
@Bean
public <T> RedisTemplate<String, T> redisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, T> template = new RedisTemplate<>();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new GenericFastJsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new GenericFastJsonRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

@Bean
public RedisTemplate<Object, Object> redisTemplate(JedisConnectionFactory jedisConnectionFactory) {
    RedisTemplate<Object, Object> template = new RedisTemplate<>();
    template.setConnectionFactory(jedisConnectionFactory);
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

/**
 * 默认情况下的模板只能支持RedisTemplate<String, String>，也就是只能存入字符串，因此支持序列化
 */
@Bean
public RedisTemplate<String, Serializable> redisCacheTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, Serializable> template = new RedisTemplate<>();
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

@Bean("j2CacheRedisTemplate")
   @ConditionalOnBean(RedisConnectionFactory.class)
public RedisTemplate<String, Serializable> j2CacheRedisTemplate(
		@Qualifier("j2CahceRedisConnectionFactory") RedisConnectionFactory j2CahceRedisConnectionFactory,
		@Qualifier("j2CacheValueSerializer") RedisSerializer<Object> j2CacheSerializer) {
	RedisTemplate<String, Serializable> template = new RedisTemplate<String, Serializable>();
	template.setKeySerializer(new StringRedisSerializer());
	template.setHashKeySerializer(new StringRedisSerializer());
	template.setDefaultSerializer(j2CacheSerializer);
	template.setConnectionFactory(j2CahceRedisConnectionFactory);
	return template;
}
 

@Bean
@Primary
public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {

    // 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
    objectMapper.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
    objectMapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);

    // 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 serializer = new Jackson2JsonRedisSerializer(Object.class);
    serializer.setObjectMapper(objectMapper);

    RedisTemplate<String, Object> template = new RedisTemplate<>();
    // 配置连接工厂
    template.setConnectionFactory(factory);
    // 值采用json序列化
    template.setValueSerializer(serializer);
    // 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(serializer);
    template.afterPropertiesSet();

    return template;
}
 

/**
 * redis lua away
 * Processing traffic restrictions using LUA scripts
 * Processing with Spring Cloud Gateway official script
 *
 * @param annotationQPS {@link RateLimiter#QPS()}
 * @param requestKey    request key
 * @return true : allow access to
 */
@Override
public boolean tryAcquire(Double annotationQPS, String requestKey) {
    try {
        Long QPS = getPriorityQPS(requestKey, annotationQPS);
        if (QPS <= 0) {
            return true;
        }
        // get keys
        List<String> keys = getKeys(requestKey);

        // Parameters and serialization of return values
        RedisSerializer<String> serializer = new StringRedisSerializer();

        // execute lua script
        List<Long> tokenResult = (List<Long>) this.redisTemplate.execute(this.redisScript, serializer, serializer, keys, String.valueOf(QPS), String.valueOf(QPS), Instant.now().getEpochSecond() + "", "1");

        // Index 1 value is the number of remaining requestable tokens
        Long newTokens = tokenResult.get(1);
        if (logger.isDebugEnabled()) {
            logger.debug("Number of remaining tokens for this request is {}", newTokens);
        }
        return newTokens > 0;
    } catch (Exception e) {
        /*
         * We don't want a hard dependency on Redis to allow traffic. Make sure to set
         * an alert so you know if this is happening too much. Stripe's observed
         * failure rate is 0.01%.
         */
        logger.error("Error determining if user allowed from redis", e);
    }
    return true;
}
 

@Autowired
public void setRedisTemplate(RedisTemplate redisTemplate) {
    RedisSerializer stringSerializer = new StringRedisSerializer();
    RedisSerializer jdkSerializer = new JdkSerializationRedisSerializer();
    redisTemplate.setKeySerializer(stringSerializer);
    redisTemplate.setValueSerializer(stringSerializer);
    redisTemplate.setHashKeySerializer(stringSerializer);
    redisTemplate.setHashValueSerializer(jdkSerializer);
    redisTemplate.afterPropertiesSet();
    this.redisTemplate = redisTemplate;
}
 

/**
 * Constructs a new <code>StringRedisTemplate</code> instance. {@link #setConnectionFactory(RedisConnectionFactory)}
 * and {@link #afterPropertiesSet()} still need to be called.
 */
public ShopRedisTemplate() {
    RedisSerializer stringSerializer = new StringRedisSerializer();
    RedisSerializer genericFastJsonRedisSerializer = new GenericFastJsonRedisSerializer();
    setKeySerializer(stringSerializer);
    setValueSerializer(genericFastJsonRedisSerializer);
    setHashKeySerializer(genericFastJsonRedisSerializer);
    setHashValueSerializer(genericFastJsonRedisSerializer);
}
 

/**
 * 设置数据存入 redis 的序列化方式
 * @param redisTemplate
 * @param factory
 */
private void initDomainRedisTemplate(RedisTemplate<String, Object> redisTemplate, RedisConnectionFactory factory) {
    //使用fastjson序列化
    FastJsonRedisSerializer fastJsonRedisSerializer = new FastJsonRedisSerializer(Object.class);
    // value值的序列化采用fastJsonRedisSerializer
    redisTemplate.setValueSerializer(fastJsonRedisSerializer);
    redisTemplate.setHashValueSerializer(fastJsonRedisSerializer);
    // key的序列化采用StringRedisSerializer
    redisTemplate.setKeySerializer(new StringRedisSerializer());
    redisTemplate.setHashKeySerializer(new StringRedisSerializer());
    redisTemplate.setConnectionFactory(factory);
    log.debug("自定义RedisTemplate加载完成");
}
 

/**
 * 设置数据存入 redis 的序列化方式
 * @param redisTemplate
 * @param factory
 */
private void initDomainRedisTemplate(RedisTemplate<String, Object> redisTemplate, RedisConnectionFactory factory) {
    //使用fastjson序列化
    FastJsonRedisSerializer fastJsonRedisSerializer = new FastJsonRedisSerializer(Object.class);
    // value值的序列化采用fastJsonRedisSerializer
    redisTemplate.setValueSerializer(fastJsonRedisSerializer);
    redisTemplate.setHashValueSerializer(fastJsonRedisSerializer);
    // key的序列化采用StringRedisSerializer
    redisTemplate.setKeySerializer(new StringRedisSerializer());
    redisTemplate.setHashKeySerializer(new StringRedisSerializer());
    redisTemplate.setConnectionFactory(factory);
    log.debug("自定义RedisTemplate加载完成");
}
 

/**
 * 设置数据存入 redis 的序列化方式
 *
 * @param redisTemplate redisTemplate
 * @param factory       factory
 */
private void initDomainRedisTemplate(RedisTemplate<String, Object> redisTemplate, RedisConnectionFactory factory) {
    redisTemplate.setKeySerializer(new StringRedisSerializer());
    redisTemplate.setValueSerializer(new JdkSerializationRedisSerializer());
    redisTemplate.setHashKeySerializer(new StringRedisSerializer());
    redisTemplate.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());
    redisTemplate.setConnectionFactory(factory);
}
 

private <K, V> RedisTemplate<K, V> getRedisTemplate(Class<V> v){

        RedisTemplate<K, V> template = new RedisTemplate<>();
        template.setConnectionFactory(lettuceConnectionFactory);
        template.setKeySerializer(new StringRedisSerializer());

        template.setHashValueSerializer(new Jackson2JsonRedisSerializer<>(v));
        template.setValueSerializer(new Jackson2JsonRedisSerializer<>(v));
        template.afterPropertiesSet();

        return template;
    }
 

public <K, V> ICache getRedisCache(Class<V> v, String cacheName) {

        RedisTemplate<K, V> template = new RedisTemplate<K, V>();
        template.setConnectionFactory(lettuceConnectionFactory);
        template.setKeySerializer(new StringRedisSerializer());

        template.setHashValueSerializer(new Jackson2JsonRedisSerializer<>(v));
        template.setValueSerializer(new Jackson2JsonRedisSerializer<>(v));
        template.afterPropertiesSet();

        return new RedisCache<>(template, cacheName);
    }
 

@Bean
public RedisTemplate<String, SubnetState> redisSubnetTemplate() {
    final RedisTemplate<String, SubnetState> template = new RedisTemplate<String, SubnetState>();
    template.setConnectionFactory(lettuceConnectionFactory());
    template.setKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new Jackson2JsonRedisSerializer<SubnetState>(SubnetState.class));
    template.setValueSerializer(new Jackson2JsonRedisSerializer<SubnetState>(SubnetState.class));
    return template;
}