Refactor frequently used codes from DFSOutputStream, BlockReceiver and
DataXceiver
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Key: HDFS-1789
URL: https://issues.apache.org/jira/browse/HDFS-1789
Project: Hadoop HDFS
Issue Type: Improvement
Components: data-node, hdfs client
Reporter: Tsz Wo (Nicholas), SZE
Assignee: Tsz Wo (Nicholas), SZE
Priority: Minor
Below are frequently used codes
- Check block tokens in {{DataXceiver}}
- Log/error messages in {{BlockReceiver}}
In addition, I will refactor {{DFSOutputStream}} for testing)
- create socket for pipeline
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