東京メトロ オープンデータ API の遅延情報取得例

gistfile1.cs

  static void Hoge()
  {
      var endPoint = "https://";
  
      var parm = new Dictionary<string, string>();
      parm["rdf:type"] = "odpt:TrainInformation";
      parm["acl:consumerKey"] = アクセスキー";
  
      var url = string.Format("{0}?{1}", endPoint,
          string.Join("&", parm.Select(p => string.Format("{0}={1}", p.Key, p.Value))));
  
      var client = new WebClient();
      client.Encoding = Encoding.UTF8;
      var jsondl = client.DownloadString(url);
  
      JsonConvert.DeserializeObject<Class1[]>(jsondl)
          .ToList()
          .ForEach(item =>
          {
              Debug.WriteLine("{0} /{1}", item.railway, item.context);
          });
  }

public class Class1
{
    [JsonProperty("@context")]
    public string context { get; set; }

    [JsonProperty("@id")]
    public string id { get; set; }

    [JsonProperty("dc:date")]
    public DateTime date { get; set; }

    [JsonProperty("dct:valid")]
    public DateTime tvalid { get; set; }

    [JsonProperty("odpt:operator")]
    public string Operator { get; set; }

    [JsonProperty("odpt:railway")]
    public string railway { get; set; }

    [JsonProperty("odpt:timeOfOrigin")]
    public DateTime timeOfOrigin { get; set; }

    [JsonProperty("odpt:trainInformationText")]
    public string trainInformationText { get; set; }

    [JsonProperty("@type")]
    public string type { get; set; }
}