[GitHub] [rocketmq-streams] WesleyOne opened a new issue #127: fromFile not exist cause queue NPE

Sat, 29 Jan 2022 21:19:40 -0800 


WesleyOne opened a new issue #127:
URL: https://github.com/apache/rocketmq-streams/issues/127


   plz close this issue if same as #90 
   
   org.apache.rocketmq.streams.examples.source.FileSourceExample
   
   if fromFile is not exist, will throwing NPE as below.
   
   ![截屏2022-01-30 13 02 
00](https://user-images.githubusercontent.com/24919538/151687389-83611faa-4a67-4dda-8491-93e53f044464.png)
   
   ```
   java.lang.NullPointerException
        at 
org.apache.rocketmq.streams.common.channel.impl.file.FileSource.startSource(FileSource.java:90)
        at 
org.apache.rocketmq.streams.common.channel.source.AbstractSource.start(AbstractSource.java:114)
        at 
org.apache.rocketmq.streams.common.topology.ChainPipeline.startChannel(ChainPipeline.java:150)
        at 
org.apache.rocketmq.streams.client.transform.DataStream$7.run(DataStream.java:714)
        at java.lang.Thread.run(Thread.java:748)
   ```
   
   how about fast-fail with throwing FileNotFoundException


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