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https://issues.apache.org/jira/browse/HBASE-14888?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HBASE-14888:
--------------------------
    Attachment: 14888v22.patch

Address [~mbertozzi] feedback:

1. Add async create versions of namespace ops. Redo the synchronous method on 
top of the async.
2. Change the operation type back to Strings.
3. Future<ProcedureInfo> doesn't make sense in this patch now we have made the 
namespace methods async to the client; patch is cleaner w/o it. Later, when 
CluserSchema gets fatter and we want to test it standalone as in attached 
test.patch, a version of Future<ProcedureInfo> on server-side will probably 
make sense. Will bring it in then when have use for it.
4. Changed the blocking method in TableNamespaceManager to use the 
isFinished.... thats better.

Other change:

a. In HBaseAdmin, made utility method for all blocking gets on Future<Void> 
(namespace and tables)
b. Changed Server adding a getClusterConnection. Otherwise, mocking gets messy 
because we have to use deprecated methods and classes; HTableInterface and 
HConnection everywhere. This change ripples a bit which  means mocked Masters 
and RegionServers should be coalesced.... too many instances currently.

Lets see whats broke.

After this, will work on shrinking, getting rid of TableNamespaceManager. 

> ClusterSchema: Add Namespace Operations
> ---------------------------------------
>
>                 Key: HBASE-14888
>                 URL: https://issues.apache.org/jira/browse/HBASE-14888
>             Project: HBase
>          Issue Type: Sub-task
>          Components: API
>            Reporter: stack
>            Assignee: stack
>             Fix For: 2.0.0
>
>         Attachments: 
> 0001-Add-in-a-ClusterSchema-Interface.-It-will-have-all-Av2.patch, 
> 14888.patch, 14888.v8.txt, 14888v11.patch, 14888v12.patch, 14888v13.patch, 
> 14888v14.patch, 14888v15.patch, 14888v16.patch, 14888v17.txt, 14888v18.patch, 
> 14888v19.patch, 14888v20.patch, 14888v22.patch, 14888v3.txt, 14888v4.txt, 
> 14888v5.txt, 14888v6.txt, 14888v7.txt, 14888v9.txt, test.patch
>
>
> Add in a ClusterSchema Interface. It will have all API for all cluster 
> manipulation; adding namespaces, tables, amending column families, etc. The 
> idea is to gather up our mess and put it all behind a tidy API that all works 
> the same way whatever you changing returning a Future to wait on and behind 
> the scenes driving Procedures.
> This patch does namespace operations first.



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