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How to use Spring-Retry, in view of this problem, this article introduces the corresponding analysis and answers in detail, hoping to help more partners who want to solve this problem to find a more simple and feasible way.

Brief introduction of 1 Spring-Retry

In some daily scenarios, there are many operations that require retry. Spring-retry is a spring-based retry framework provided by spring, which is very simple and easy to use.

Application in 2 Spring

1 Import maven coordinates

Org.springframework.retry spring-retry 1.2.2.RELEASE 2 add called class

@ Slf4jpublic class RetryDemo {public static boolean retryMethod (Integer param) {int I = new Random () .nextInt (param); log.info ("randomly generated number: {}", I); if (1 = = I) {log.info ("is 1, returns true."); return true;} else if (I)

1 & & I < 10) {log.info ("> 1, < 10, throw parameter exception."); return false;} else {/ / for other log.info ("> 10, throw custom exception."); throw new RemoteAccessException ("> 10, throw custom exception");} 3 add test class

@ Slf4jpublic class SpringRetryTest {/ * retry interval ms, default 1000ms * / private long fixedPeriodTime = 1000L; / * maximum number of retries, default is 3 * / private int maxRetryTimes = 3; / * indicates which exceptions need to be retried * key must be a subclass of Throwable exception Class

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