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.
     *

     * @param arg0 The parameter arg0 for message. (NotNull)
     * @param arg1 The parameter arg1 for message. (NotNull)
     * @return this. (NotNull)
     */
    public FessMessages addErrorsCrudInvalidMode(String property, String arg0, String arg1) {
        assertPropertyNotNull(property);
        add(property, new UserMessage(ERRORS_crud_invalid_mode, arg0, arg1));
        return this;
    }

    /**