final String name = pi.getName();
        final String encodedName = URLEncoder.encode(name, Constants.UTF_8_CHARSET).replace("+", "%20");
        response.header("Content-Disposition", "attachment; filename=\"" + name + "\"; filename*=utf-8''" + encodedName);
        response.header("Pragma", "no-cache");
        response.header("Cache-Control", "no-cache");

            } else {
                contentDispositionType = "attachment";
            }

            final String encodedName = URLEncoder.encode(name, Constants.UTF_8).replace("+", "%20");
            final String contentDispositionValue;
            if (name.equals(encodedName)) {
                contentDispositionValue = contentDispositionType + "; filename=\"" + name + "\"";
            } else {

  }

  @Test
  fun formBody() {
    val formBody: FormBody = FormBody.Builder().build()
    val size: Int = formBody.size
    val encodedName: String = formBody.encodedName(0)
    val name: String = formBody.name(0)
    val encodedValue: String = formBody.encodedValue(0)
    val value: String = formBody.value(0)
    val contentType: MediaType = formBody.contentType()