【发布时间】:2014-08-16 13:18:58
【问题描述】:
我正在开发一个从 youtube 数据 api 获取视频源的 windows phone 8 应用程序。我向https://gdata.youtube.com/feeds/api/videos?max-results=10&v=2&alt=jsonc&q=fondoflamenco 发出httpWebRequest,但我得到错误远程服务器:未找到。我将 windows phone 8 设备连接到同一个网络。
这是源代码:
Uri targetUri = new Uri("https://gdata.youtube.com/feeds/api/videos?max-results=10&v=2&alt=jsonc&q=fondoflamenco");
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(targetUri);
request.Method = "GET";
request.BeginGetResponse(new AsyncCallback(ReadWebRequestCallback), request);
ReadWebRequestCallback 的代码是:
private void ReadWebRequestCallback(IAsyncResult callBackResult)
{
HttpWebRequest myRequest = (HttpWebRequest)callBackResult.AsyncState;
try
{
HttpWebResponse myResponse = (HttpWebResponse)myRequest.EndGetResponse(callBackResult);
using (StreamReader httpwebStreamReader = new StreamReader(myResponse.GetResponseStream()))
{
var results = httpwebStreamReader.ReadToEnd();
JObject jsonObject = JObject.Parse(results);
JArray items = JArray.FromObject(jsonObject["items"]);
List<Video> videos = new List<Video>();
foreach (var item in items)
{
Video video = new Video();
video.descripcion = item["description"].ToString();
if (item["player"]["mobile"] != null)
{
video.url = item["player"]["mobile"].ToString();
}
video.imagen = new System.Windows.Media.Imaging.BitmapImage(new Uri(item["thumbnail"]["sqDefault"].ToString()));
videos.Add(video);
}
Dispatcher.BeginInvoke(delegate()
{
MediaList.ItemsSource = videos;
});
}
}
catch (WebException ex)
{
//Dispatcher.BeginInvoke(delegate() { DescriptionBox.Text = ex.Message; });
throw;
}
}
我在做什么以获取远程服务器错误:未找到
【问题讨论】:
标签: c# windows-phone-8 youtube-api