common: fix NPE in AbstractUidPrincipal#equals

fixes commit 410762e Fixes: #7325 Acked-by: Paul Millar acked-by: Albert Rossi Target: master Require-book: no Require-notes: no
dCache · Aug 29, 2023 · 8c92f2c · 8c92f2c
1 parent 2b83b2c
commit 8c92f2c
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/modules/common/src/main/java/org/dcache/auth/AbstractUidPrincipal.java b/modules/common/src/main/java/org/dcache/auth/AbstractUidPrincipal.java
@@ -101,6 +101,11 @@ public boolean equals(Object other) {
         if (this == other) {
             return true;
         }
+
+        if (other == null) {
+            return false;
+        }
+
         if (!(this.getClass().equals(other.getClass()))) {
             return false;
         }