if (StringUtil.isNotBlank(minKey)) {
            min = Integer.parseInt(fessConfig.get(minKey));
        }
        final String maxKey = constraintAnnotation.maxKey();
        if (StringUtil.isNotBlank(maxKey)) {
            max = Integer.parseInt(fessConfig.get(maxKey));
        }
        message = constraintAnnotation.message();
        validateParameters();
    }

    @Override

    @Required
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String handlerName;

    /** Parameters passed to the data handler */
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String handlerParameter;

    /** Script for custom data processing logic */
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String handlerScript;

    @UriType(protocolType = ProtocolType.WEB)
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String urls;

    /**
     * URL patterns to include during crawling.
     */
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String includedUrls;

    /**
     * URL patterns to exclude during crawling.
     */
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String excludedUrls;

    String minKey() default StringUtil.EMPTY;

    /**
     * Gets the configuration key for the maximum size constraint.
     *
     * @return name of size the element must be lower or equal to
     */
    String maxKey() default StringUtil.EMPTY;

     */
    @Required
    @Size(max = 100)
    public String term;

    /**
     * The query to execute when the term matches.
     */
    @Required
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String query;

    /**
     * The maximum number of results to return.
     */
    @Required
    @Min(value = 0)
    @Max(value = 2147483647)
    @ValidateTypeFailure