/// <summary>
/// HttpClientの生成
/// </summary>
/// <param name="clientType"></param>
/// <returns></returns>
private static HttpClient CreateHttpClient(ClientAcceptType clientType)
{
HttpClient client = new HttpClient();
switch (clientType)
{
case ClientAcceptType.Json:
client.DefaultRequestHeaders.Remove("Accept");
client.DefaultRequestHeaders.Add("Accept", "application/json");
break;
}
return(client);
}
/// <summary>
/// 認証トークンを更新
/// </summary>
/// <param name="url"></param>
/// <param name="clientType"></param>
public static void UpdateAuthorizationHeader(string url, ClientAcceptType clientType, AuthenticationStruct?authenticationData)
{
Uri uri = new Uri(url);
string domain = uri.GetLeftPart(UriPartial.Authority);
HttpClient client = clientList[domain][clientType];
if (authenticationData.HasValue)
{
// トークン再発行
var authHeader = GetAuthenticationHeader(authenticationData.Value);
client.DefaultRequestHeaders.Remove("Authorization");
client.DefaultRequestHeaders.Add("Authorization", authHeader);
}
}
/// <summary>
/// 使用できるHttpClientを取得
/// </summary>
/// <param name="url"></param>
/// <param name="clientType"></param>
/// <param name="authenticationData">アクセス認証用設定値</param>
/// <returns></returns>
public static HttpClient GetHttpClient(string url, ClientAcceptType clientType, AuthenticationStruct?authenticationData = null)
{
Uri uri = new Uri(url);
string domain = uri.GetLeftPart(UriPartial.Authority);
// ドメインのリサイクル設定が行われているか確認
if (!domainList.ContainsKey(domain))
{
// コネクションの自動リサイクル設定
var sp = ServicePointManager.FindServicePoint(new Uri(domain));
sp.ConnectionLeaseTimeout = 60 * 1000; // 1 minute
lock (domainList)
{
domainList.Add(domain, 0);
}
lock (clientList)
{
// ドメイン・タイプごとのリストを作成
clientList.Add(domain, new Dictionary <ClientAcceptType, HttpClient>());
foreach (ClientAcceptType type in Enum.GetValues(typeof(ClientAcceptType)))
{
clientList[domain].Add(type, null);
}
}
}
// 同じドメイン・ClientTypeのHttpClientを取得、存在しなければ生成
HttpClient client = clientList[domain][clientType];
if (client == null)
{
client = CreateHttpClient(clientType);
if (authenticationData.HasValue)
{
// 値が指定されていれば認証実施
var authHeader = GetAuthenticationHeader(authenticationData.Value);
client.DefaultRequestHeaders.Add("Authorization", authHeader);
}
clientList[domain][clientType] = client;
}
return(client);
}
