protected void verifyCrudMode(final int crudMode, final int expectedMode, final VaErrorHook errorHook) {
        if (crudMode != expectedMode) {
            throwValidationError(messages -> {
                messages.addErrorsCrudInvalidMode(GLOBAL, String.valueOf(expectedMode), String.valueOf(crudMode));
            }, errorHook);
        }
    }

    /**
     * Encodes permission strings into an array.
     *