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Posted to issues@hbase.apache.org by "huzheng (JIRA)" <ji...@apache.org> on 2017/02/14 02:40:41 UTC
[jira] [Commented] (HBASE-17619) Add async admin Impl which connect
to RegionServer and implement close region methods.
[ https://issues.apache.org/jira/browse/HBASE-17619?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15864913#comment-15864913 ]
huzheng commented on HBASE-17619:
---------------------------------
Currently, we have 4 closeRegion API:
{code}
CompletableFuture<Void> closeRegion(final String regionname, final String serverName);
CompletableFuture<Void> closeRegion(final byte[] regionname, final String serverName);
CompletableFuture<Boolean> closeRegionWithEncodedRegionName(final String encodedRegionName, final String serverName);
CompletableFuture<Void> closeRegion(final ServerName sn, final HRegionInfo hri);
{code}
And there's some special for implementing
{code}CompletableFuture<Void> closeRegion(final byte[] regionname, final String serverName){code} ,
because this API allow serverName to be null , and need to get RegionServer by regionname, which depends on AsyncAdmin.getRegion API implementation.
> Add async admin Impl which connect to RegionServer and implement close region methods.
> --------------------------------------------------------------------------------------
>
> Key: HBASE-17619
> URL: https://issues.apache.org/jira/browse/HBASE-17619
> Project: HBase
> Issue Type: Sub-task
> Components: asyncclient
> Affects Versions: 2.0.0
> Reporter: huzheng
> Assignee: huzheng
> Labels: asynchronous
> Fix For: 2.0.0
>
>
> Currently , Async client has async master impl and async htable impl , but not async admin impl , which connect to RS for managing regions in region server .
> This issue will add async admin which implement AdminService.Interface to AsyncConnectionImpl, and implement close region method.
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