/**
     * Gets plugin JAR files from the plugin directory that match the specified filter.
     *
     * @param filter the FilenameFilter to apply when selecting plugin JAR files
     * @return an array of File objects representing matching plugin JAR files, or empty array if none found
     */
    public static File[] getPluginJarFiles(final FilenameFilter filter) {
        final File libDir = getPluginPath().toFile();

    public interface BoolCall<CQ extends EsAbstractConditionQuery> {

        void callback(CQ must, CQ should, CQ mustNot, CQ filter);
    }

    @FunctionalInterface
    public interface FilteredCall<CQ extends EsAbstractConditionQuery, CF extends EsAbstractConditionQuery> {

        void callback(CQ query, CF filter);
    }

    @FunctionalInterface
    public interface OperatorCall<CQ extends EsAbstractConditionQuery> {

      "number_of_replicas": 0,
      "auto_expand_replicas": "0-1"
    },
    "analysis": {
      "analyzer": {
        "standard_analyzer": {
          "type": "custom",
          "tokenizer": "standard",
          "filter": [
            "cjk_width",
            "asciifolding",
            "lowercase",
            "stop",
            "stemmer"
          ]
        }
      }
    }
  }

  @Override
  Iterable<Integer> createUnfiltered(Iterable<Integer> contents) {
    return Lists.newArrayList(contents);
  }

  @Override
  Iterable<Integer> filter(Iterable<Integer> elements, Predicate<? super Integer> predicate) {
    return Iterables.filter(elements, predicate);
  }

   * value returned by this method is the {@code i} in that range such that {@code allRequired[i]}
   * is as close as possible to the center of the range [{@code from}, {@code to}]. Choosing the
   * value closest to the center of the range first is the most efficient strategy because it
   * minimizes the size of the subranges from which the remaining selections must be done.
   */

   * preferred assignment.)
   *
   * @since 8.0
   */
  public static final byte DC1 = 17; // aka XON

  /**
   * Transmission On: Although originally defined as DC1, this ASCII control character is now better
   * known as the XON code used for software flow control in serial communications. The main use is
   * restarting the transmission after the communication has been stopped by the XOFF control code.
   *
   * @since 8.0

        if (StringUtil.isBlank(value)) {
            return StringUtil.EMPTY_STRINGS;
        }
        return split(value, ",").get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).toArray(n -> new String[n]));
    }

    /**
     * Gets the default roles as an array.
     *
     * @return the default roles
     */

    public String logType = LOG_TYPE_SEARCH;

    /** Query ID filter for search logs. */
    public String queryId;

    /** User session ID filter for search logs. */
    public String userSessionId;

    /** Time range filter for search logs (format: "yyyy-MM-dd HH:mm - yyyy-MM-dd HH:mm"). */
    public String requestedTimeRange;

    /** Access type filter for search logs (web, json, gsa, admin, other). */

        }
    }

    // -----------------------------------------------------
    //                                     Parameter Logging
    //                                     -----------------
    // logging filter cannot show the parameters when multi-part so logging here
    protected void showFieldLoggingTitle() {
        if (logger.isDebugEnabled()) {
            logger.debug("[Multipart Request Parameter]");
        }
    }

        return asListHtml();
    }

    /**
     * Displays a paginated list of related content items.
     *
     * @param pageNumber the page number to display (optional)
     * @param form the search form containing filter criteria
     * @return HTML response with the related content list
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {