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Posted to notifications@dubbo.apache.org by GitBox <gi...@apache.org> on 2022/11/10 08:49:26 UTC

[GitHub] [dubbo] OpenRCS opened a new issue, #10910: 在使用基于 IDL 方式，客户端和服务端合并部署在一个应用中使用injvm 协议 ，报java.lang.ClassCastException

OpenRCS opened a new issue, #10910:
URL: https://github.com/apache/dubbo/issues/10910

   报错异常
   java.lang.ClassCastException: com.xx.xx.user.facade.LoginBySmsRequest cannot be cast to com.xx.xx.user.facade.LoginReply
   	at com.xx.xx.user.facade.UserLoginFacadeDubboProxy1.loginBySms(UserLoginFacadeDubboProxy1.java) ~[classes/:?]
   	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_91]
   	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_91]
   	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_91]
   	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_91]
   	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344) ~[spring-aop-5.3.22.jar:5.3.22]
   	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:208) ~[spring-aop-5.3.22.jar:5.3.22]
   	at com.sun.proxy.$Proxy102.loginBySms(Unknown Source) ~[?:?]


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Re: [I] 在使用基于 IDL 方式，客户端和服务端合并部署在一个应用中使用injvm ，报java.lang.ClassCastException [dubbo]

Posted by "lvjing2 (via GitHub)" <gi...@apache.org>.
lvjing2 commented on issue #10910:
URL: https://github.com/apache/dubbo/issues/10910#issuecomment-1765903565

   发现原因是这里，使用了 requestClass 作为 returnType。这里是低级错误吗？
   ![image](https://github.com/apache/dubbo/assets/3754074/c1115b0b-b5bb-4404-b874-5f24e44352d3)
   


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Re: [I] 在使用基于 IDL 方式，客户端和服务端合并部署在一个应用中使用injvm ，报java.lang.ClassCastException [dubbo]

Posted by "namelessssssssssss (via GitHub)" <gi...@apache.org>.
namelessssssssssss commented on issue #10910:
URL: https://github.com/apache/dubbo/issues/10910#issuecomment-1765914103

   > 发现原因是这里，使用了 requestClass 作为 returnType。这里是低级错误吗？ ![image](https://user-images.githubusercontent.com/3754074/275760908-c1115b0b-b5bb-4404-b874-5f24e44352d3.png)
   
   https://github.com/apache/dubbo/pull/13200 


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Re: [I] 在使用基于 IDL 方式，客户端和服务端合并部署在一个应用中使用injvm ，报java.lang.ClassCastException [dubbo]

Posted by "namelessssssssssss (via GitHub)" <gi...@apache.org>.
namelessssssssssss commented on issue #10910:
URL: https://github.com/apache/dubbo/issues/10910#issuecomment-1765925702

   ![image](https://github.com/apache/dubbo/assets/100946116/ad175457-ca3b-4532-a21f-9b11546b901b)
   似乎之前也有人发现了这个问题，但是只在`org.apache.dubbo.rpc.stub.StubInvocationUtil`里做了简单修补，所以只有使用Triple协议进行stub调用时不会出错


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Re: [I] 在使用基于 IDL 方式，客户端和服务端合并部署在一个应用中使用injvm ，报java.lang.ClassCastException [dubbo]

Posted by "lvjing2 (via GitHub)" <gi...@apache.org>.
lvjing2 commented on issue #10910:
URL: https://github.com/apache/dubbo/issues/10910#issuecomment-1765900800

   遇到同样的报错


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