fix: put block when pull user info

Author: dedywahyudi

src/main/java/com/cronos/onlinereview/util/AuthorizationHelper.java

@@ -210,15 +210,19 @@ public static void gatherUserRoles(HttpServletRequest request) throws BaseExcept
             return;
         }
 
-        // Obtain an instance of the User Retrieval object
-        UserRetrieval usrMgr = ActionsHelper.createUserRetrieval(request);
-        // Get External User object for the currently logged in user
-        ExternalUser extUser = usrMgr.retrieveUser(getLoggedInUserId(request));
-        // Place handle of the user into session as attribute
-        request.getSession().setAttribute("userHandle", extUser.getHandle());
-        request.getSession().setAttribute("userFirstName", extUser.getFirstName());
-        request.getSession().setAttribute("userLastName", extUser.getLastName());
-        request.getSession().setAttribute("userEmail", extUser.getEmail());
+        // If this function is called the first time after the user has logged in,
+        // obtain and store in the session the handle of the user
+        if (request.getSession().getAttribute("userHandle") == null) {
+            // Obtain an instance of the User Retrieval object
+            UserRetrieval usrMgr = ActionsHelper.createUserRetrieval(request);
+            // Get External User object for the currently logged in user
+            ExternalUser extUser = usrMgr.retrieveUser(getLoggedInUserId(request));
+            // Place handle of the user into session as attribute
+            request.getSession().setAttribute("userHandle", extUser.getHandle());
+            request.getSession().setAttribute("userFirstName", extUser.getFirstName());
+            request.getSession().setAttribute("userLastName", extUser.getLastName());
+            request.getSession().setAttribute("userEmail", extUser.getEmail());
+        }
 
         // Perform search for resources
         Resource[] resources = ActionsHelper.searchUserResources(getLoggedInUserId(request), null);