[GitHub] [servicecomb-java-chassis] whuxiari opened a new issue #1469: 文件下载接口，客户端Response为空

Wed, 18 Dec 2019 19:07:11 -0800 

whuxiari opened a new issue #1469: 文件下载接口，客户端Response为空
URL: https://github.com/apache/servicecomb-java-chassis/issues/1469
 
 
   参考如下文档写了一个文件下载接口，但是客户端收到的Response body为空，导致前端JS处理时获取不到文件流。
   
   代码截图：
   
![image](https://user-images.githubusercontent.com/9291379/71141526-5ad6aa80-224f-11ea-846e-4cdcc6bfdb49.png)
   
   客户端问题：
   
![image](https://user-images.githubusercontent.com/9291379/71141553-75a91f00-224f-11ea-8187-68ff945262b6.png)
   
   服务端有过滤器，过滤器解析body的时候，body也是null，导致报了空指针异常：
   
![image](https://user-images.githubusercontent.com/9291379/71141578-8fe2fd00-224f-11ea-831e-84106273aec0.png)
   
   
参考文档：https://docs.servicecomb.io/java-chassis/zh_CN/general-development/file-download.html
   
   
https://github.com/apache/servicecomb-java-chassis/blob/master/integration-tests/it-producer/src/main/java/org/apache/servicecomb/it/schema/DownloadSchema.java
   
   
   

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