Java Code Examples for org.springframework.data.redis.core.RedisTemplate#setKeySerializer()

/**
 * 重新配置一个RedisTemplate
 *
 * @param factory
 * @return
 */
@Bean
public RedisTemplate redisTemplate(RedisConnectionFactory factory) {
    RedisTemplate<String, Object> template = new RedisTemplate<String, Object>();
    template.setConnectionFactory(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<String> stringSerializer = new StringRedisSerializer();
    // key采用String的序列化方式
    template.setKeySerializer(stringSerializer);
    // hash的key也采用String的序列化方式
    template.setHashKeySerializer(stringSerializer);
    // value序列化方式采用jackson
    template.setValueSerializer(jackson2JsonRedisSerializer);
    // hash的value序列化方式采用jackson
    template.setHashValueSerializer(jackson2JsonRedisSerializer);
    template.setDefaultSerializer(jackson2JsonRedisSerializer);
    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;
}
 

@Bean(name="redisTemplate")
public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory factory) {

    RedisTemplate<String, String> template = new RedisTemplate<>();


    RedisSerializer<String> redisSerializer = new StringRedisSerializer();

    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);

    template.setConnectionFactory(factory);
    //key序列化方式
    template.setKeySerializer(redisSerializer);
    //value序列化
    template.setValueSerializer(jackson2JsonRedisSerializer);
    //value hashmap序列化
    template.setHashValueSerializer(jackson2JsonRedisSerializer);

    return template;
}
 

@Bean
@SuppressWarnings(value = { "unchecked", "rawtypes" })
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory)
{
    RedisTemplate<Object, Object> template = new RedisTemplate<>();
    template.setConnectionFactory(connectionFactory);

    FastJson2JsonRedisSerializer serializer = new FastJson2JsonRedisSerializer(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;
}
 

@Bean
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory) {
    RedisTemplate<Object, Object> template = new RedisTemplate<>();
    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<Object> 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;
}
 

@Bean
@Qualifier("valueTemplate")
public RedisTemplate<String, EmailSchedulingData> createValueTemplate() throws IOException {
    RedisTemplate<String, EmailSchedulingData> template = new RedisTemplate<>();
    RedisSerializer<String> stringSerializer = new StringRedisSerializer();
    JdkSerializationRedisSerializer jdkSerializationRedisSerializer = new JdkSerializationRedisSerializer();
    template.setKeySerializer(stringSerializer);
    template.setValueSerializer(jdkSerializationRedisSerializer);
    template.setHashKeySerializer(stringSerializer);
    template.setHashValueSerializer(stringSerializer);

    template.setConnectionFactory(redisConnectionFactory);
    template.setEnableTransactionSupport(true);
    template.afterPropertiesSet();
    return template;
}
 

@Bean
public RedisTemplate<String, Album> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, Album> template = new RedisTemplate<>();

    template.setConnectionFactory(redisConnectionFactory);

    RedisSerializer<String> stringSerializer = new StringRedisSerializer();
    RedisSerializer<Album> albumSerializer = new Jackson2JsonRedisSerializer<>(Album.class);

    template.setKeySerializer(stringSerializer);
    template.setValueSerializer(albumSerializer);
    template.setHashKeySerializer(stringSerializer);
    template.setHashValueSerializer(albumSerializer);

    return template;
}
 

@Bean("j2CacheRedisTemplate")
@ConditionalOnBean(name = "j2CahceRedisConnectionFactory")
public RedisTemplate<String, Serializable> j2CacheRedisTemplate(
		@Qualifier("j2CahceRedisConnectionFactory") JedisConnectionFactory j2CahceRedisConnectionFactory) {
	RedisTemplate<String, Serializable> template = new RedisTemplate<String, Serializable>();
	template.setKeySerializer(new StringRedisSerializer());
	template.setHashKeySerializer(new StringRedisSerializer());
	template.setDefaultSerializer(new J2CacheSerializer());
	template.setConnectionFactory(j2CahceRedisConnectionFactory);
	return template;
}
 

@Bean
public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
    RedisTemplate<String, Object> template = new RedisTemplate<>();
    template.setConnectionFactory(factory);
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(new JdkSerializationRedisSerializer());
    return template;
}
 

@Bean
public RedisTemplate<String, Serializable> redisSerializableTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, Serializable> template = new RedisTemplate<>();
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

@Bean("j2CacheRedisTemplate")
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;
}
 

/**
 * 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;
}
 

/**
 * 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;
}
 

/**
 * 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;
}
 

/**
 * 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("redisTemplate")
public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
	RedisTemplate<String, Object> template = new RedisTemplate<>();
	template.setConnectionFactory(factory);
	Jackson2JsonRedisSerializer<Object> 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);
	template.setValueSerializer(jackson2JsonRedisSerializer);
	template.setKeySerializer(stringRedisSerializer());
	template.afterPropertiesSet();
	return template;
}
 

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;
    }
 

@Bean
public RedisTemplate<String, RouteDefinition> routeRedisTemplate(RedisConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, RouteDefinition> redisTemplate = new RedisTemplate<>();
    redisTemplate.setConnectionFactory(redisConnectionFactory);

    GenericJackson2JsonRedisSerializer valueSerializer = new GenericJackson2JsonRedisSerializer();
    StringRedisSerializer keySerializer = new StringRedisSerializer();
    redisTemplate.setValueSerializer(valueSerializer);
    redisTemplate.setKeySerializer(keySerializer);

    return redisTemplate;
}
 

@Bean
RedisTemplate<String, User> redisTemplate(){
	RedisTemplate<String, User> template = new RedisTemplate<>();
	template.setKeySerializer(new StringRedisSerializer());
	template.setHashKeySerializer(new StringRedisSerializer());
	template.setHashValueSerializer(new Jackson2JsonRedisSerializer<>(User.class));
	template.setConnectionFactory(jedisConnectionFactory());
	return template;
}
 

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

	template.setConnectionFactory(factory);

	RedisSerializer keySerializer = new StringRedisSerializer();

	// 设置key序列化类，否则key前面会多了一些乱码
	template.setKeySerializer(keySerializer);
	template.setHashKeySerializer(keySerializer);

	// FIXME 有些版本有bug，没有序列化的只能序列化，但无法反序列化
	GenericJackson2JsonRedisSerializer jsonSerializer = new GenericJackson2JsonRedisSerializer();

	// 设置内容序列化类
	template.setValueSerializer(jsonSerializer);

	template.afterPropertiesSet();

	return template;
}