Shulou(Shulou.com)06/02 Report--

How to use custom annotations to control transaction rollback in springboot? for this problem, this article introduces the corresponding analysis and solution in detail, hoping to help more partners who want to solve this problem to find a more simple and feasible method.

Springboot custom annotations actively throw exceptions through aspect control to achieve the purpose of transaction rollback.

Write a custom comment

Import java.lang.annotation.ElementType;import java.lang.annotation.Target;@Target ({ElementType.TYPE, ElementType.METHOD, ElementType.FIELD}) public @ interface ThrowException {public String value () default "";}

Write a section control, ⚠️ needs to use surround notification

@ Aspect@Component@Slf4jpublic class ThrowExectionAspect implements Ordered {/ / service layer pointcut @ Pointcut ("@ within (com.hasl.isp.policyprovider.annotation.ThrowException)") public void excetionAspect () {} @ Around ("excetionAspect ()") public Object around (ProceedingJoinPoint pjp) throws Throwable {Object result = pjp.proceed (pjp.getArgs ()) If (result! = null & & result instanceof ReturnMsg) {ReturnMsg returnMsg = (ReturnMsg) result; if (returnMsg.getMsgList (). Size () > 0) {throw new BaseException (Business exception);}} return result } @ Override public int getOrder () {return Integer.MAX_VALUE;}} this is the answer to the question about how to use custom annotations to control transaction rollback in springboot. I hope the above content can be of some help to you. If you still have a lot of doubts to solve, you can follow the industry information channel for more related knowledge.

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.