}

        @Override
        public String getPluginVersionFilter() {
            return "";
        }

        @Override
        public String getPluginRepositories() {
            return "";
        }

        @Override
        public String getStorageMaxItemsInPage() {
            return "25";
        }

        @Override

            return null;
        }

        @Override
        public String getPluginVersionFilter() {
            return "";
        }

        @Override
        public String getPluginRepositories() {
            return "";
        }

        @Override
        public String getLdapAttrHomeDirectory() {
            return "homeDirectory";
        }

        @Override

     * Gets the list of configured plugin repositories.
     *
     * @return an array of repository URLs
     */
    protected String[] getRepositories() {
        return split(ComponentUtil.getFessConfig().getPluginRepositories(), ",")
                .get(stream -> stream.map(String::trim).toArray(n -> new String[n]));
    }

    /**
     * Loads artifacts from a YAML-based repository.
     *

     * comment: Plugin repository URLs.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getPluginRepositories();

    /**
     * Get the value for the key 'plugin.version.filter'. <br>
     * The value is, e.g.  <br>
     * comment: Version filter for plugins.