Add method for doing a sanity check on hostnames in NetUtils
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Key: HADOOP-7499
URL: https://issues.apache.org/jira/browse/HADOOP-7499
Project: Hadoop Common
Issue Type: Bug
Components: util
Affects Versions: 0.23.0
Reporter: Jeffrey Naisbitt
Assignee: Jeffrey Naisbitt
Fix For: 0.23.0
As part of MAPREDUCE-2489, we need a method in NetUtils to do a sanity check on
hostnames
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