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shashikant pushed a commit to branch HDDS-2280
in repository https://gitbox.apache.org/repos/asf/hadoop-ozone.git


The following commit(s) were added to refs/heads/HDDS-2280 by this push:
     new 93eaf98  HDDS-2280. HddsUtils#CheckForException should not return null 
in case the ratis exception cause is not set.
93eaf98 is described below

commit 93eaf982970796d8a310301a2a12c088a876260a
Author: Shashikant Banerjee <shashik...@apache.org>
AuthorDate: Fri Oct 18 17:56:04 2019 +0530

    HDDS-2280. HddsUtils#CheckForException should not return null in case the 
ratis exception cause is not set.
---
 .../main/java/org/apache/hadoop/hdds/scm/client/HddsClientUtils.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git 
a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/client/HddsClientUtils.java
 
b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/client/HddsClientUtils.java
index f0f565b..e1262b4 100644
--- 
a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/client/HddsClientUtils.java
+++ 
b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/client/HddsClientUtils.java
@@ -304,6 +304,9 @@ public final class HddsClientUtils {
     return scmSecurityClient;
   }
 
+  // This will return the underlying exception after unwrapping
+  // the exception to see if it matches with expected exception
+  // list otherwise will return the exception back.
   public static Throwable checkForException(Exception e) {
     Throwable t = e;
     while (t != null && t.getCause() != null) {


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