Use of RLOCK lock

 

try { RLock lock = redissonClient.getLock("ppt:pos:sms:code:lock:" + "orderSmsCode"); System.out.println(" Get the lock "); // Attempt to acquire lock  boolean success = lock.tryLock(30, 60, TimeUnit.SECONDS); if(success){ System.out.println(" Lock acquired successfully "); } //  If the current thread still holds the lock , Then release the lock （ Prevent exceeding a certain time , Auto unlock ） if(lock.isHeldByCurrentThread()) { lock.unlock(); } } catch (InterruptedException e) { e.printStackTrace(); }