* «the query»: «die Query»
* «the recap»: «die Zusammenfassung»
* «the request» (what the client sends to the server): «der Request»
* «the request body»: «der Requestbody»
* «the request bodies» (plural): «die Requestbodys»
* «the response» (what the server sends back to the client): «die Response»
* «the return type»: «der Rückgabetyp»
* «the return value»: «der Rückgabewert»

* Automatische Dokumentation der Datenmodelle mit <a href="https://json-schema.org/" class="external-link" target="_blank"><strong>JSON Schema</strong></a> (da OpenAPI selbst auf JSON Schema basiert).

      )
    call.execute().use { response ->
      val requestBody = (call.request().body as AsyncRequestBody?)!!.takeSink()
      requestBody.writeUtf8("request A\n")
      requestBody.flush()
      val responseBody = response.body.source()
      assertThat(responseBody.readUtf8Line())
        .isEqualTo("response B")
      requestBody.writeUtf8("request C\n")
      requestBody.flush()
      assertThat(responseBody.readUtf8Line())

  @Test
  fun multipartBodyPart() {
    val requestBody: RequestBody = "".toRequestBody(null)
    var part: MultipartBody.Part = MultipartBody.Part.create(null, requestBody)
    part = MultipartBody.Part.create(headersOf(), requestBody)
    part = MultipartBody.Part.create(requestBody)
    part = MultipartBody.Part.createFormData("", "")
    part = MultipartBody.Part.createFormData("", "", requestBody)

      val requestBody = request.body

      val connection = chain.connection()
      var requestStartMessage =
        ("--> ${request.method} ${redactUrl(request.url)}${if (connection != null) " " + connection.protocol() else ""}")
      if (!logHeaders && requestBody != null) {
        requestStartMessage += " (${requestBody.contentLength()}-byte body)"
      }

                    },
                    "post": {
                        "summary": "Create Item",
                        "operationId": "create_item_items__post",
                        "requestBody": {
                            "content": {
                                "application/json": {
                                    "schema": {

    return true
  }

  private fun requestIsOneShot(
    e: IOException,
    userRequest: Request,
  ): Boolean {
    val requestBody = userRequest.body
    return (requestBody != null && requestBody.isOneShot()) ||
      e is FileNotFoundException
  }

  private fun isRecoverable(
    e: IOException,
    requestSendStarted: Boolean,
  ): Boolean {

    open fun head(): Builder = method("HEAD", null)

    open fun post(body: RequestBody): Builder = method("POST", body)

    @JvmOverloads
    open fun delete(body: RequestBody? = RequestBody.EMPTY): Builder = method("DELETE", body)

    open fun put(body: RequestBody): Builder = method("PUT", body)

    open fun patch(body: RequestBody): Builder = method("PATCH", body)

    /**

      level = DeprecationLevel.ERROR,
    )
    fun body(): RequestBody = body

    companion object {
      @JvmStatic
      fun create(body: RequestBody): Part = create(null, body)

      @JvmStatic
      fun create(
        headers: Headers?,
        body: RequestBody,
      ): Part {
        require(headers?.get("Content-Type") == null) { "Unexpected header: Content-Type" }

          = MediaType.parse("text/x-markdown; charset=utf-8");

      private final OkHttpClient client = new OkHttpClient();

      public void run() throws Exception {
        RequestBody requestBody = new RequestBody() {
          @Override public MediaType contentType() {
            return MEDIA_TYPE_MARKDOWN;
          }

          @Override public void writeTo(BufferedSink sink) throws IOException {