public OutputStreamWriter writer() throws HttpRequestException {
    try {
      openOutput();
      return new OutputStreamWriter(output, output.encoder.charset());
    } catch (IOException e) {
      throw new HttpRequestException(e);
    }
  }
Create writer to request output stream

@return writer
@throws HttpRequestException
lib/src/main/java/com/github/kevinsawicki/http/HttpRequest.java