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  1. Apache Knox
  2. KNOX-501

Avoid NPE , in case of passing invalid argument to KnoxCli.

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.6.0
    • None
    • None

    Description

      Proper Error message should be displayed , incase of passing invalid argument to KnoxCli , instead of throwing NPE.

      # ./knoxcli.sh --cluster clusterName1
      java.lang.NullPointerException
              at org.apache.hadoop.gateway.util.KnoxCLI.run(KnoxCLI.java:92)
              at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
              at org.apache.hadoop.gateway.util.KnoxCLI.main(KnoxCLI.java:669)
              at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
              at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
              at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
              at java.lang.reflect.Method.invoke(Method.java:606)
              at org.apache.hadoop.gateway.launcher.Invoker.invokeMainMethod(Invoker.java:70)
              at org.apache.hadoop.gateway.launcher.Invoker.invoke(Invoker.java:39)
              at org.apache.hadoop.gateway.launcher.Command.run(Command.java:101)
              at org.apache.hadoop.gateway.launcher.Launcher.run(Launcher.java:69)
              at org.apache.hadoop.gateway.launcher.Launcher.main(Launcher.java:46)
      

      Attachments

        1. KNOX-501.1.patch
          3 kB
          J.Andreina
        2. KNOX-501.2.patch
          2 kB
          Kevin Minder

        Activity

          People

            andreina J.Andreina
            andreina J.Andreina
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            Dates

              Created:
              Updated:
              Resolved: