code: public void printHead(final OutputStream output) throws IOException {
          final String eol = "\r\n";
          final Writer writer = new Utf8OutputStreamContent(output);
          for (final String line : this.head()) {
              writer.append(line);
              writer.append(eol);
          }
          writer.append(eol);
          writer.flush();
      }
docs: Print it all.
  @param output Output stream
  @throws IOException If fails