docs: public HttpServerExchange addRequestWrapper(final ConduitWrapper<StreamSourceConduit> wrapper) {
          ConduitWrapper<StreamSourceConduit>[] wrappers = requestWrappers;
          if (requestChannel != null) {
              throw UndertowMessages.MESSAGES.requestChannelAlreadyProvided();
          }
          if (wrappers == null) {
              wrappers = requestWrappers = new ConduitWrapper[2];
          } else if (wrappers.length == requestWrapperCount) {
              requestWrappers = new ConduitWrapper[wrappers.length + 2];
              System.arraycopy(wrappers, 0, requestWrappers, 0, wrappers.length);
              wrappers = requestWrappers;
          }
          wrappers[requestWrapperCount++] = wrapper;
          return this;
      }