Ensure that the authentication instance is created only when the input

prinicipal is not null.
apache · Sep 7, 2016 · 5a45c9e · 5a45c9e
1 parent 7642f63
commit 5a45c9e
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/zeppelin-server/src/main/java/org/apache/zeppelin/socket/NotebookServer.java b/zeppelin-server/src/main/java/org/apache/zeppelin/socket/NotebookServer.java
@@ -719,7 +719,10 @@ protected Note importNote(NotebookSocket conn, HashSet<String> userAndRoles,
     if (fromMessage != null) {
       String noteName = (String) ((Map) fromMessage.get("notebook")).get("name");
       String noteJson = gson.toJson(fromMessage.get("notebook"));
-      AuthenticationInfo subject = new AuthenticationInfo(fromMessage.principal);
+      AuthenticationInfo subject = null;
+      if (fromMessage.principal != null) {
+        subject = new AuthenticationInfo(fromMessage.principal);
+      }
       note = notebook.importNote(noteJson, noteName, subject);
       note.persist(subject);
       broadcastNote(note);