Method send

Libraries/Network/XMLHttpRequest.js:451–507

(data: any)

  }

  send(data: any): void {
    if (this.readyState !== this.OPENED) {
      throw new Error('Request has not been opened');
    }
    if (this._sent) {
      throw new Error('Request has already been sent');
    }
    this._sent = true;
    const incrementalEvents = this._incrementalEvents ||
      !!this.onreadystatechange ||
      !!this.onprogress;

    this._subscriptions.push(RCTNetworking.addListener(
      'didSendNetworkData',
      (args) => this.__didUploadProgress(...args)
    ));
    this._subscriptions.push(RCTNetworking.addListener(
      'didReceiveNetworkResponse',
      (args) => this.__didReceiveResponse(...args)
    ));
    this._subscriptions.push(RCTNetworking.addListener(
      'didReceiveNetworkData',
      (args) => this.__didReceiveData(...args)
    ));
    this._subscriptions.push(RCTNetworking.addListener(
      'didReceiveNetworkIncrementalData',
      (args) => this.__didReceiveIncrementalData(...args)
    ));
    this._subscriptions.push(RCTNetworking.addListener(
      'didReceiveNetworkDataProgress',
      (args) => this.__didReceiveDataProgress(...args)
    ));
    this._subscriptions.push(RCTNetworking.addListener(
      'didCompleteNetworkResponse',
      (args) => this.__didCompleteResponse(...args)
    ));

    let nativeResponseType = 'text';
    if (this._responseType === 'arraybuffer' || this._responseType === 'blob') {
      nativeResponseType = 'base64';
    }

    invariant(this._method, 'Request method needs to be defined.');
    invariant(this._url, 'Request URL needs to be defined.');
    RCTNetworking.sendRequest(
      this._method,
      this._trackingName,
      this._url,
      this._headers,
      data,
      nativeResponseType,
      incrementalEvents,
      this.timeout,
      this.__didCreateRequest.bind(this),
      this.withCredentials
    );
  }