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https://issues.apache.org/jira/browse/ACCUMULO-2663?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14030183#comment-14030183
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ASF subversion and git services commented on ACCUMULO-2663:
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Commit 3d469eb853a56ea5e1d0e15c049eb0284d2046c3 in accumulo's branch 
refs/heads/1.6.1-SNAPSHOT from [~elserj]
[ https://git-wip-us.apache.org/repos/asf?p=accumulo.git;h=3d469eb ]

ACCUMULO-2663 Fix some compilation issues from guava deps


> Remove usage of String#split from Combiner#init
> -----------------------------------------------
>
>                 Key: ACCUMULO-2663
>                 URL: https://issues.apache.org/jira/browse/ACCUMULO-2663
>             Project: Accumulo
>          Issue Type: Improvement
>            Reporter: Josh Elser
>            Assignee: David Protzman
>            Priority: Minor
>              Labels: newbie, summit2014
>             Fix For: 1.5.2, 1.6.1, 1.7.0
>
>         Attachments: ACCUMULO-2663.v1.patch
>
>
> Noticed that inside {{Combiner#init}}, the comma-separated list of columns is 
> split out using the inefficient {{String#split}} method. This should be 
> switched into something that doesn't used Regexs since this method is invoked 
> a surprising amount in normal usage.



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