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https://issues.apache.org/jira/browse/HBASE-17132?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15685357#comment-15685357
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Duo Zhang commented on HBASE-17132:
-----------------------------------

{quote}
WALSplitter.getReader() still throws CorruptedLogFileException. Why do we need 
this change?
{quote}

There is a catch CorruptedLogFileException block below where we use 
BaseCoordinatedStateManager to handle the failure. I think this is the right 
way as we should depend on zk directly in WALSplitter?. And for some UTs we do 
not have a  BaseCoordinatedStateManager so I add this

{code}
381             // Some tests pass in a csm of null.
382             this.csm.getSplitLogWorkerCoordination().markCorrupted(rootDir,
383               logfile.getPath().getName(), fs);
384           } else {
385             // for tests only
386             ZKSplitLog.markCorrupted(rootDir, logfile.getPath().getName(), 
fs);
387           }
{code}

{quote}
Purge HbaseObjectWritableFor96Migration too.
{quote}

As [~enis] said, we still use this class to read/write data for ACL(mainly 
Permission). For now maybe I could move the related code directly into the 
AccessControlList class and remove HbaseObjectWritableFor96Migration.

Thanks.

> Cleanup deprecated code for WAL
> -------------------------------
>
>                 Key: HBASE-17132
>                 URL: https://issues.apache.org/jira/browse/HBASE-17132
>             Project: HBase
>          Issue Type: Task
>          Components: wal
>    Affects Versions: 2.0.0
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>              Labels: cleanup
>             Fix For: 2.0.0
>
>         Attachments: HBASE-17132.patch
>
>
> There are some WAL related code which are marked as deprecated since 
> branch-1(For example the SequenceFileLogWriter). Let's remove it in 2.0 to 
> keep the code clean.



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