[jira] [Resolved] (HBASE-23203) NPE in RSGroup info

["Duo Zhang (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HBASE-23203?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Duo Zhang resolved HBASE-23203.
-------------------------------
    Hadoop Flags: Reviewed
      Resolution: Fixed

Pushed to master.

Thanks [~kpalanisamy] for contributing.

> NPE in RSGroup info
> -------------------
>
>                 Key: HBASE-23203
>                 URL: https://issues.apache.org/jira/browse/HBASE-23203
>             Project: HBase
>          Issue Type: Bug
>          Components: rsgroup, UI
>    Affects Versions: 3.0.0
>            Reporter: Karthik Palanisamy
>            Assignee: Karthik Palanisamy
>            Priority: Major
>             Fix For: 3.0.0
>
>
> Rsgroup.jsp calls *Admin#listTableDescriptors((Pattern)null, true)* with Pattern null but implementation *RawAsyncHBaseAdmin#listTableDescriptors* don't allow null by Precondition. Also, the suggestion listTables(boolean) is removed/deprecated already.
>  
> {code:java}
> HTTP ERROR 500
> Problem accessing /rsgroup.jsp. Reason:    
> Server Error
> Caused by:java.lang.NullPointerException: pattern is null. If you don't specify a pattern, use listTables(boolean) instead
>          at org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkNotNull(Preconditions.java:897)
>          at org.apache.hadoop.hbase.client.RawAsyncHBaseAdmin.listTableDescriptors(RawAsyncHBaseAdmin.java:495)
>          at org.apache.hadoop.hbase.client.AdminOverAsyncAdmin.listTableDescriptors(AdminOverAsyncAdmin.java:137)
>          at org.apache.hadoop.hbase.generated.master.rsgroup_jsp._jspService(rsgroup_jsp.java:390)
> {code}
>  



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