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https://issues.apache.org/jira/browse/HDFS-9603?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15082217#comment-15082217
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Rui Li commented on HDFS-9603:
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Hi Kai, I got one more question about {{ECBlock}}. I remember you said we're
supposed to get {{ECChunk}}s from {{ECBlock}}. If that's right, shall we make
{{ECBlock}} abstract and and API like {{getECChunks}}?
> Erasure Coding: Use ErasureCoder to encode/decode a block group
> ---------------------------------------------------------------
>
> Key: HDFS-9603
> URL: https://issues.apache.org/jira/browse/HDFS-9603
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Rui Li
> Assignee: Rui Li
> Attachments: HDFS-9603.1.patch
>
>
> According to design, {{ErasureCoder}} is responsible to encode/decode a block
> group. Currently however, we directly use {{RawErasureCoder}} to do the work,
> e.g. in {{DFSStripedOutputStream}}. This task attempts to encapsulate
> {{RawErasureCoder}} to comply with the design.
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