* @return
     */
    protected Integer doGetBatchLimit ( String cmd ) {
        return null;
    }


    protected void initResolverOrder ( String ro ) {
        this.resolverOrder = new ArrayList<>();
        if ( ro == null || ro.length() == 0 ) {
            /*
             * No resolveOrder has been specified, use the
             * default which is LMHOSTS,DNS,WINS,BCAST or just

   *
   * @since 30.0
   */
  public static final String CROSS_ORIGIN_EMBEDDER_POLICY = "Cross-Origin-Embedder-Policy";
  /**
   * The HTTP <a href="https://wicg.github.io/cross-origin-embedder-policy/#COEP-RO">{@code
   * Cross-Origin-Embedder-Policy-Report-Only}</a> header field name.
   *
   * @since 30.0
   */
  public static final String CROSS_ORIGIN_EMBEDDER_POLICY_REPORT_ONLY =