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contrib/views/utils/src/main/java/org/apache/ambari/view/utils/hdfs/ConfigurationBuilder.java Lines 270 (patched) <https://reviews.apache.org/r/58480/#comment246134> !StringUtils.isEmpty(namenodeIDs) should be enough. That will check whether the string is null or empty. - Tim Thorpe On April 20, 2017, 8:53 p.m., Sangeeta Ravindran wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/58480/ > ----------------------------------------------------------- > > (Updated April 20, 2017, 8:53 p.m.) > > > Review request for Ambari, Alexandr Antonenko, Di Li, DIPAYAN BHOWMICK, and > Tim Thorpe. > > > Bugs: AMBARI-20354 > https://issues.apache.org/jira/browse/AMBARI-20354 > > > Repository: ambari > > > Description > ------- > > 1. In a multi-node cluster where namenode HA is not enabled, create a Files > View. Select Custom Configuration and enter the WebHDFS FileSystem URI*. In > the "List of NameNodes", enter the namenode information. Save and execute > view. There are no errors. > 2. Edit the view and delete the values entered in the "List of NameNodes" > field. Save and execute the view. > The following error is thrown although Namenode HA is not enabled. > Service 'hdfs' check failed: HDFS080 webhdfs.ha.namenodes.list namenodes > count is not exactly 2 > > > Diffs > ----- > > > contrib/views/utils/src/main/java/org/apache/ambari/view/utils/hdfs/ConfigurationBuilder.java > 7e174a7 > > > Diff: https://reviews.apache.org/r/58480/diff/1/ > > > Testing > ------- > > Manual testing. > > > Thanks, > > Sangeeta Ravindran > >
