public OperationStatus updateYdkRole(WebServiceYdkRole instance) { OperationStatus os = new OperationStatus(); if (instance == null || instance.getYdkRole() == null) { os.setIsSuccessful(false); os.setFailureReason("Null input"); return os; } // TODO some logic book accountDbMngr.updateYdkRole(instance.getYdkRole()); return os; }