java – Spring Retry不适用于第二级方法

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@Retryable似乎没有像下面的sphRemoteCall那样在第二级方法上工作.我看到创建了一个代理,但它永远不会在失败时重试.

一旦我将@Retryable移动到第一级方法(如getSubscriberAccount),它就开始工作了.

示例如下:

@H_502_9@@Service public class SphIptvClient extends WebServiceGatewaySupport { //Works over here @Retryable(maxAttempts=3,backoff=@Backoff(delay=100)) public GetSubscriberAccountResponse getSubscriberAccount(String loginTocken,String billingServId) { GetSubscriberAccountResponse response = (GetSubscriberAccountResponse) sphRemoteCall(sphIptvEndPoint,getSubAcc,"xxxxx"); return response; } /* * Retryable is not working on the 2nd level methods in the bean. * It works only with methods which are called directly from outside * if there is 2nd level method,like this,Retryable is not working. */ //@Retryable private Object sphRemoteCall(String uri,Object requestPayload,String soapAction) { log.debug("Calling the sph for uri:{} and soapAction:{}",uri,soapAction); return getWebServiceTemplate().marshalSendAndReceive(uri,requestPayload,new SoapActionCallback(soapAction)); } } @Configuration @EnableRetry public class SphClientConfig { @Bean public SphIptvClient sphIptvClient() { SphIptvClient client = new SphIptvClient(); return client; } }
最佳答案
所以这是一个超级迟到的答案,但由于我刚刚来到这里遇到同样的问题(再次,多年前与交易摔跤),我将提供一个更加充实的解决方案,希望有人会发现它有用.可以说@M. Deinum的诊断是正确的.

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在上面的例子中,并且为了解释Understanding AOP proxies,SphIptvClient获得自动装配的任何地方都将被赋予对Spring Retry在处理@EnableRetry时将创建的代理的引用:

“The @EnableRetry annotation creates proxies for @Retryable beans” – 07004

一旦调用了getSubscriberAccount并且执行已经通过代理并进入对象的@Service实例,就不会知道对代理的引用.因此,调用sphRemoteCall就好像根本没有@Retryable一样.

您可以通过以允许getSubscriberAccount调用代理编辑的sphRemoteCall的方式对代码进行移植来处理框架,这需要新的接口和类实现.

例如:

@H_502_9@public interface SphWebService { Object sphRemoteCall(String uri,String soapAction); } @Component public class SphWebServiceImpl implements SphWebService { @Retryable public Object sphRemoteCall(String uri,String soapAction) { log.debug("Calling the sph for uri:{} and soapAction:{}",soapAction); return getWebServiceTemplate().marshalSendAndReceive(uri,new SoapActionCallback(soapAction)); } } @Service public class SphIptvClient extends WebServiceGatewaySupport { @Autowired SphWebService sphWebService; @Retryable(maxAttempts=3,backoff=@Backoff(delay=100)) public GetSubscriberAccountResponse getSubscriberAccount(String loginTocken,String billingServId) { GetSubscriberAccountResponse response = (GetSubscriberAccountResponse) this.sphWebService.sphRemoteCall(sphIptvEndPoint,"xxxxx"); return response; } } @Configuration @EnableRetry public class SphClientConfig { // the @Bean method was unnecessary and may cause confusion. // @Service was already instantiating SphIptvClient behind the scenes. }
原文链接:https://www.f2er.com/spring/431350.html

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