arina-ielchiieva commented on a change in pull request #1931: DRILL-6332: Allow
to provide two-component Kerberos principals
URL: https://github.com/apache/drill/pull/1931#discussion_r357632967
##########
File path: common/src/main/java/org/apache/drill/common/KerberosUtil.java
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@@ -38,29 +38,39 @@
* Returns principal of format primary/instance@REALM.
*
* @param primary non-null primary component
- * @param instance non-null instance component
+ * @param instance non-null instance component, can be empty string
* @param realm non-null realm component
- * @return principal of format primary/instance@REALM
+ * @return principal of format primary/instance@REALM or primary@REALM
*/
public static String getPrincipalFromParts(final String primary, final
String instance, final String realm) {
- return checkNotNull(primary) + "/" +
- checkNotNull(instance) + "@" +
- checkNotNull(realm);
+ checkNotNull(primary);
+ checkNotNull(realm);
+
+ return checkNotNull(primary) +
Review comment:
You have already checked that primary and real are not null
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