HDDS-482. NullPointer exception thrown on console when cli operation failed.

Contributed by Nandakumar.
2019-01-02 11:30:54 -08:00 · 2019-01-02 11:30:54 -08:00 · 0cb3316cec
parent 13f0ee21f2
commit 0cb3316cec
1 changed files with 1 additions and 1 deletions
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/cli/GenericCli.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/cli/GenericCli.java
@ -51,7 +51,7 @@ public class GenericCli implements Callable<Void>, GenericParentCommand {
    try {
      execute(argv);
    } catch (ExecutionException ex) {
-      printError(ex.getCause());
+      printError(ex.getCause() == null ? ex : ex.getCause());
      System.exit(-1);
    }
  }