SpringBoot监听Redis key失效事件的实现代码

# 默认 notify-keyspace-events ""
notify-keyspace-events Ex

CONFIG SET notify-keyspace-events Ex
CONFIG GET notify-keyspace-events

<dependencies>
	<dependency>
		<groupId>org.springframework.boot</groupId>
		<artifactId>spring-boot-starter-data-redis</artifactId>
	</dependency>
	<dependency>
		<groupId>org.projectlombok</groupId>
		<artifactId>lombok</artifactId>
	</dependency>
</dependencies>

@Configuration
public class RedisListenerConfig {

	@Bean
	RedisMessageListenerContainer container(RedisConnectionFactory connectionFactory) {
		RedisMessageListenerContainer container = new RedisMessageListenerContainer();
		container.setConnectionFactory(connectionFactory);
		return container;
	}

}

@Slf4j
@Component
public class Status1ExpirationListener extends KeyExpirationEventMessageListener {

	public Status1ExpirationListener(RedisMessageListenerContainer listenerContainer) {
		super(listenerContainer);
	}

	@Autowired
	private StringRedisTemplate stringRedisTemplate;

	@Override
	public void onMessage(Message message, byte[] pattern) {
		// message.toString()可以获取失效的key
		String expiredKey = message.toString();
		// 业务处理
	}

}

@Slf4j
@Component
public class Status2ExpirationListener extends KeyExpirationEventMessageListener {

	public Status2ExpirationListener(RedisMessageListenerContainer listenerContainer) {
		super(listenerContainer);
	}

	@Override
	public void onMessage(Message message, byte[] pattern) {
		// message.toString()可以获取失效的key
		String expiredKey = message.toString();
		// 业务处理
	}

}