code: public static boolean checkIfUserCanModifyObject(App app, ParaObject object) {
  		User user = SecurityUtils.getAuthenticatedUser();
  		if (user != null && app != null && object != null) {
  			if (app.permissionsContainOwnKeyword(user, object)) {
  				return user.canModify(object);
  			}
  		}
  		return true; // skip
  	}
docs: Check if a user can modify an object. If there's no user principal found, this returns true.
  
  @param app app in context
  @param object some object
  @return true if user is the owner/creator of the object.