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https://issues.apache.org/jira/browse/HDFS-7346?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kai Zheng updated HDFS-7346:
----------------------------
    Description: This assumes the facilities like block reader and writer are 
ready, implements and performs erasure encoding work utilizing erasure codec 
and coder provided by the codec framework.  (was: As one of the tasks for 
HDFS-7344, this is to process encoding work, calculating parity blocks as 
specified in block groups and codec schema.)

> Erasure Coding: perform erasure encoding work given block reader and writer
> ---------------------------------------------------------------------------
>
>                 Key: HDFS-7346
>                 URL: https://issues.apache.org/jira/browse/HDFS-7346
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode
>            Reporter: Kai Zheng
>            Assignee: Li Bo
>
> This assumes the facilities like block reader and writer are ready, 
> implements and performs erasure encoding work utilizing erasure codec and 
> coder provided by the codec framework.



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