Java Code Examples for org.springframework.data.redis.core.RedisTemplate

@Bean(name = "redisTemplate")
@ConditionalOnMissingBean(name = "redisTemplate")
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
    RedisTemplate<Object, Object> template = new RedisTemplate<>();
    //序列化
    FastJsonRedisSerializer<Object> fastJsonRedisSerializer = new FastJsonRedisSerializer<>(Object.class);
    // value值的序列化采用fastJsonRedisSerializer
    template.setValueSerializer(fastJsonRedisSerializer);
    template.setHashValueSerializer(fastJsonRedisSerializer);
    // 全局开启AutoType，这里方便开发，使用全局的方式
    ParserConfig.getGlobalInstance().setAutoTypeSupport(true);
    // 建议使用这种方式，小范围指定白名单
    // ParserConfig.getGlobalInstance().addAccept("com.dxj.domain");
    // key的序列化采用StringRedisSerializer
    template.setKeySerializer(new StringRedisSerializer());
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

@SuppressWarnings({"unchecked", "rawtypes"})
@Bean
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory)
        throws UnknownHostException {

    RedisTemplate<Object, Object> template = new RedisTemplate<Object, Object>();
    template.setConnectionFactory(redisConnectionFactory);

    ObjectMapper om = new ObjectMapper();

    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    RedisSerializer redisSerializer = fastJson2RedisSerializer();

    template.setValueSerializer(redisSerializer);
    template.setKeySerializer(new StringRedisSerializer());
    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;
}
 

@Bean
@ConditionalOnMissingBean( name = "redisTemplate" )
@Primary
public < T > RedisTemplate< String, T > redisTemplate( RedisConnectionFactory _rcf ){
    RedisTemplate< String, T > template = new RedisTemplate<>();

    //使用fastjson序列化
    // value值的序列化采用fastJsonRedisSerializer
    template.setValueSerializer( new FastJsonRedisSerializer<T>() );
    template.setHashValueSerializer( new FastJsonRedisSerializer<T>() );
    // key的序列化采用StringRedisSerializer
    template.setKeySerializer( new FastJsonRedisSerializer<T>() );
    template.setHashKeySerializer( new FastJsonRedisSerializer<T>() );

    template.setConnectionFactory( _rcf );
    // 开启事务
    template.setEnableTransactionSupport( true );
    template.afterPropertiesSet();

    return template;
}
 

/**
 * RedisTemplate配置，使用Jackson2JsonRedisSerializer作为序列化器
 */
@SuppressWarnings({"rawtypes", "unchecked"})
@Bean
public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory factory) {
    RedisTemplate<String, String> template = new RedisTemplate<>();
    template.setConnectionFactory(factory);

    // 使用Jackson2JsonRedisSerializer來序列化和反序列化redis的value值
    Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);

    ObjectMapper objectMapper = new ObjectMapper();
    objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    objectMapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(objectMapper);

    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.afterPropertiesSet();
    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;
}
 

public static RedisTemplate buildRedisTemplate(byte[] redisProperties){
    JedisConnectionFactory jedisConnectionFactory = new JedisConnectionFactory(
            RedisConfUtils.getClusterConfiguration(
                    (RedisProperties) Serializer.INSTANCE.deserialize(redisProperties)));
    RedisTemplate<String, Long> redisTemplate = new RedisTemplate<>();
    redisTemplate.setConnectionFactory(jedisConnectionFactory);
    jedisConnectionFactory.afterPropertiesSet();

    GenericJackson2JsonRedisSerializer genericJackson2JsonRedisSerializer = new GenericJackson2JsonRedisSerializer();
    StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
    redisTemplate.setKeySerializer(stringRedisSerializer);
    redisTemplate.setValueSerializer(genericJackson2JsonRedisSerializer);
    redisTemplate.setHashKeySerializer(stringRedisSerializer);
    redisTemplate.setHashValueSerializer(genericJackson2JsonRedisSerializer);
    redisTemplate.afterPropertiesSet();
    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
@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;
}
 

@Override
public void initialize(ConfigurableApplicationContext applicationContext) {
    Environment env = applicationContext.getEnvironment();
    applicationContext.getBeanFactory().addBeanPostProcessor(new InstantiationAwareBeanPostProcessorAdapter() {
        @Override
        public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
            if (bean instanceof RedisTemplate) {
                RedisTemplate redisTemplate = (RedisTemplate)bean;
                // do cache
                redisTemplate.opsForValue();
                redisTemplate.opsForList();
                redisTemplate.opsForSet();
                redisTemplate.opsForZSet();
                redisTemplate.opsForGeo();
                redisTemplate.opsForHash();
                redisTemplate.opsForHyperLogLog();
                createProxyHandlers(redisTemplate);
            }
            return bean;
        }
    });
}
 

@Bean
public RedisTemplate<String, SecurityContext> sessionRedisTemplate()  throws Exception  {
	RedisTemplate<String, SecurityContext> template = new RedisTemplate<>();
	template.setKeySerializer(new StringRedisSerializer());
	template.setHashKeySerializer(new StringRedisSerializer());
	template.setConnectionFactory(securityRedisConnectionFactory());
	return template;
}
 

@Bean
@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>(Object.class);
    // value值的序列化采用fastJsonRedisSerializer
    template.setValueSerializer(fastJsonRedisSerializer);
    // key的序列化采用StringRedisSerializer
    template.setKeySerializer(new StringRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

@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);
    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.afterPropertiesSet();
    return template;
}
 

@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);
    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.afterPropertiesSet();
    return template;
}
 

@Bean(name = "longCache")
public CacheManager longCache(RedisTemplate redisTemplate) {
    RedisCacheManager cacheManager = new RedisCacheManager(redisTemplate);
    cacheManager.setUsePrefix(true);
    cacheManager.setDefaultExpiration(TEN_HOURS_SECS);
    return cacheManager;
}
 

/**
*  配置Redis
* @param redisConnectionFactory redis连接工厂
*/
  @Bean
  @ConditionalOnMissingBean(name = "redisTemplate")
  public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
      RedisTemplate<Object, Object> template = new RedisTemplate<>();
      template.setConnectionFactory(redisConnectionFactory);
      template.setDefaultSerializer(new Jackson2JsonRedisSerializer<>(Object.class));
      return template;
  }
 

/**
 * 自定义 RedisTemplate 序列化器
 */
@Bean
public RedisTemplate<Object, Department> deptRedisTemplate(
        RedisConnectionFactory redisConnectionFactory)
        throws UnknownHostException {
    RedisTemplate<Object, Department> template = new RedisTemplate<Object, Department>();
    template.setConnectionFactory(redisConnectionFactory);
    Jackson2JsonRedisSerializer<Department> ser = new Jackson2JsonRedisSerializer<Department>(Department.class);
    template.setDefaultSerializer(ser);
    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;
}
 

/**
 * 实例化 RedisTemplate 对象
 *
 * @return
 */
@Bean
public RedisTemplate<String, Object> functionDomainRedisTemplate() {
    RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
    initDomainRedisTemplate(redisTemplate, redisConnectionFactory);
    log.info("RedisTemplate加载完成");
    return redisTemplate;
}
 

@Bean
public RedisTemplate<Object, Object> sessionRedisTemplate(RedisConnectionFactory connectionFactory) {
    RedisTemplate<Object, Object> template = new RedisTemplate<>();
    template.setKeySerializer(new StringRedisSerializer());
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setDefaultSerializer(customJdkSerializationRedisSerializer());
    template.setConnectionFactory(connectionFactory);
    return template;
}
 

@Autowired
public UserTokenServiceImpl(UserTokenMapper userTokenMapper, UserService userService, SystemConfig systemConfig, CacheConfig cacheConfig, RedisTemplate<String, Object> redisTemplate) {
    super(userTokenMapper);
    this.userTokenMapper = userTokenMapper;
    this.userService = userService;
    this.systemConfig = systemConfig;
    this.cacheConfig = cacheConfig;
    this.redisTemplate = redisTemplate;
}
 

@Bean
public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory factory) {
    ObjectMapper om = new ObjectMapper();
    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    //redis序列化
    Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
    jackson2JsonRedisSerializer.setObjectMapper(om);

    StringRedisTemplate template = new StringRedisTemplate(factory);
    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.afterPropertiesSet();
    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;
}
 

@Bean
public CrawlerScheduler scheduler(RedisService redisService, RedisTemplate<String, String> redisTemplate,
                                  Spider spider) {
    BloomFilter<String> bloomFilter = new BloomFilter<>(FALSE_POSITIVE_PROBABILITY, EXPECTED_NUMBER_OF_ELEMENTS);
    //初始化redisBitSet
    BaseBitSet bitSet = new RedisBitSet(redisTemplate, RedisConstant.getBitKey(spider));
    //绑定实现
    bloomFilter.bind(bitSet);
    logger.info("bloomFilter bind complete!");
    return new CrawlerScheduler(redisService, bloomFilter);
}
 

@Bean
@ConditionalOnMissingBean(type = {"org.springframework.data.redis.core.RedisTemplate"})
public RedisTemplate<?, ?> redisTemplate(
        LettuceConnectionFactory redisConnectionFactory) {
    StringRedisTemplate template = new StringRedisTemplate(redisConnectionFactory);
    Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
    ObjectMapper om = new ObjectMapper();
    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    om.activateDefaultTyping(BasicPolymorphicTypeValidator.builder().build(),ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(om);
    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.setConnectionFactory(redisConnectionFactory);
    template.afterPropertiesSet();
    return template;
}
 

@Bean
public RedisCacheManager cacheManager(RedisTemplate templateRedis) {
    RedisCacheManager redisCacheManager = new RedisCacheManager(templateRedis);
    redisCacheManager.setTransactionAware(true);
    redisCacheManager.setLoadRemoteCachesOnStartup(true);
    redisCacheManager.setUsePrefix(true);

    return redisCacheManager;
}
 

@Override
public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
    try {
        context.getBeanFactory().getBean(RedisTemplate.class);
        return false;
    } catch (NoSuchBeanDefinitionException e) {
        return true;
    }
}
 

@SuppressWarnings("rawtypes")
@Bean
public CacheManager cacheManager(RedisTemplate redisTemplate) {
    RedisCacheManager rcm = new RedisCacheManager(redisTemplate);
    //设置缓存过期时间
    //rcm.setDefaultExpiration(60);//秒
    return rcm;
}
 

/**
 * Remove cached query result from redis
 * @param key
 * @return
 */
@Override
@SuppressWarnings("unchecked")
public Object removeObject(Object key) {
	try {
		RedisTemplate redisTemplate = getRedisTemplate();
		redisTemplate.delete(key);
		logger.debug("Remove cached query result from redis");
	}
	catch (Throwable t) {
		logger.error("Redis remove failed", t);
	}
	return null;
}
 

private void createProxyHandler(RedisTemplate redisTemplate, Class clazz, String name) {
    try {
        Field field = ReflectionUtils.findField(RedisTemplate.class, name, clazz);
        ReflectionUtils.makeAccessible(field);
        Object object = ReflectionUtils.getField(field, redisTemplate);
        DataRedisProxyHandler handler = new DataRedisProxyHandler(object);
        Object proxy = Proxy.newProxyInstance(handler.getClass().getClassLoader(), new Class[] {clazz}, handler);
        field.set(redisTemplate, proxy);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}