[jira] [Commented] (HBASE-20452) Master UI: Table merge button should validate required fields before submit

["Ted Yu (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HBASE-20452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16442976#comment-16442976 ] 

Ted Yu commented on HBASE-20452:
--------------------------------

{code}
181	        if (left != null && left.length() > 0 && right != null && right.length() > 0) {
{code}
Why is the above check removed ?

> Master UI: Table merge button should validate required fields before submit
> ---------------------------------------------------------------------------
>
>                 Key: HBASE-20452
>                 URL: https://issues.apache.org/jira/browse/HBASE-20452
>             Project: HBase
>          Issue Type: Improvement
>          Components: UI
>            Reporter: Nihal Jain
>            Assignee: Nihal Jain
>            Priority: Minor
>             Fix For: 3.0.0
>
>         Attachments: HBASE-20452.master.001.patch
>
>
> In HBase master UI, whether the required fields are provided should be validated before the button is clicked. Also, it should avoid giving a false message that merge request has been submitted even if the [validation|https://github.com/apache/hbase/blob/80cbc0d1fefdba1492d7ec6e580ad54a2960cbdb/hbase-server/src/main/resources/hbase-webapps/master/table.jsp#L181] fails later.



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