[GitHub] [dubbo] codeimport commented on pull request #9613: Fix forking npe

[GitBox <gi...@apache.org>]

codeimport commented on pull request #9613:
URL: https://github.com/apache/dubbo/pull/9613#issuecomment-1019279417


   When the cluster uses the forking mode and the provider side all times out, the poll method used in forkingClusterInvoker will time out earlier than the provider side, so it will get null from the queue and throw NPE in the subsequent process. The poll method here should not set the timeout time, but wait for the provider to timeout. When the provider times out, the poll method will correctly obtain an RpcException


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