code: public void addOutPutStreams(List<OutputStream> outputStreams) {
          checkNotNull(outputStreams, "outputStreams parameter is NULL!");
          for (OutputStream stream : outputStreams) {
              addOutPutStream(stream);
          }
      }
docs: Adds other output streams which should accept server output data.
  @param outputStreams is a list of additional {@link OutputStream}
  that are ready to accept server output