<!-- https://mvnrepository.com/artifact/org.redisson/redisson -->
<dependency>
    <groupId>org.redisson</groupId>
    <artifactId>redisson</artifactId>
    <version>3.13.2</version>
</dependency>

 @Bean(destroyMethod = "shutdown")
    RedissonClient redisson() throws IOException{
        //1.创建配置
        Config config = new Config();
        config.useSingleServer().setAddress("redis://192.168.56.10:6379");
        //2.根据config，创建RedissonClient对象
        return Redisson.create(config);
    }

   //1.调用getLock 获取一把锁，只要锁名一样就是同一把锁
        RLock lock = redissonClient.getLock("my-lock");
        //2.加锁
        lock.lock();
        try{
            System.out.println("加锁成功，执行业务..."+Thread.currentThread().getId());
            Thread.sleep(30000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        } finally {
            //3.解锁
            System.out.println("释放锁。。。"+Thread.currentThread().getId());
            lock.unlock();
        }