Ted Yu created HBASE-16655:
------------------------------

             Summary: hbase backup describe with incorrect backup id results in 
NPE
                 Key: HBASE-16655
                 URL: https://issues.apache.org/jira/browse/HBASE-16655
             Project: HBase
          Issue Type: Bug
            Reporter: Ted Yu
            Assignee: Ted Yu


If the user supplies backup Id which is non-existent, we would get 
NullPointerException :
{code}
2016-09-19 10:26:50,771 ERROR [main] backup.BackupDriver(173): Error running 
command-line tool
java.lang.NullPointerException
  at 
org.apache.hadoop.hbase.backup.impl.BackupCommands$DescribeCommand.execute(BackupCommands.java:329)
  at 
org.apache.hadoop.hbase.backup.BackupDriver.parseAndRun(BackupDriver.java:114)
  at org.apache.hadoop.hbase.backup.BackupDriver.doWork(BackupDriver.java:135)
  at org.apache.hadoop.hbase.backup.BackupDriver.run(BackupDriver.java:171)
  at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
  at 
org.apache.hadoop.hbase.backup.TestBackupDescribe.testBackupDescribe(TestBackupDescribe.java:67)
{code}



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