Re: [I] INTERNAL exception occurred when sending generic parameter in streaming [dubbo]

Wed, 29 Nov 2023 02:07:59 -0800 


kazetyan commented on issue #13363:
URL: https://github.com/apache/dubbo/issues/13363#issuecomment-1831588580

   ## 问题
   
![image](https://github.com/apache/dubbo/assets/50894526/b29e393e-09e7-4140-848b-6c55e13545c8)
   
![image](https://github.com/apache/dubbo/assets/50894526/e0af6028-9f9f-45de-a5b0-116fe9d8a5c7)
   
![image](https://github.com/apache/dubbo/assets/50894526/57a4953d-461a-472b-96c5-9c86ea93a538)
   `ParameterizedTypeImpl`和`Class` 并没有继承关系,强转报错了
   ## 改动+验证
   ### 单元测试
   
![image](https://github.com/apache/dubbo/assets/50894526/6176e558-8758-40e6-801c-bbb1429d44aa)
   看这的逻辑似乎是想获取`StreamObserver<X>`里的X的类型,加个判断,如果X也带泛型,获取X本身的类型
   ### 集成测试
   改动前
   
![image](https://github.com/apache/dubbo/assets/50894526/3c12b9f0-79a2-4114-aa13-e070b6ad6701)
   改动后
   
![image](https://github.com/apache/dubbo/assets/50894526/fdc0f5d1-614c-4fff-9b89-9b2baa7c6f31)
   


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