RolePrincipal.ToEncryptedTicket 方法

定義

命名空間:
System.Web.Security
組件:
System.Web.dll

回傳與物件一同 RolePrincipal 快取的角色資訊，並根據 CookieProtectionValue。

public:
 System::String ^ ToEncryptedTicket();
public string ToEncryptedTicket();
member this.ToEncryptedTicket : unit -> string
Public Function ToEncryptedTicket () As String

傳回

String

與 RolePrincipal 物件一同快取的角色資訊是基於 CookieProtectionValue。

範例

以下程式碼範例將方法的結果 ToEncryptedTicket 寫入角色的 cookie。

try
{
  RolePrincipal r = (RolePrincipal)User;
  string eTicket = r.ToEncryptedTicket();
  HttpCookie cookie = new HttpCookie(Roles.CookieName, eTicket);
  cookie.Path = Roles.CookiePath;
  cookie.Expires = r.ExpireDate;
  Response.Cookies.Add(cookie);
}
catch (InvalidCastException)
{
  Response.Write("User is not of type RolePrincipal. Are roles enabled?");
}

Try
  Dim r As RolePrincipal = CType(User, RolePrincipal)
  Dim eTicket As String = r.ToEncryptedTicket()
  Dim cookie As HttpCookie = New HttpCookie(Roles.CookieName, eTicket)
  cookie.Path = Roles.CookiePath
  cookie.Expires = r.ExpireDate
  Response.Cookies.Add(cookie)
Catch e As InvalidCastException
  Response.Write("User is not of type RolePrincipal. Are roles enabled?")
End Try

備註

當 ToEncryptedTicket 為 CacheRolesInCookie時，方法回傳true的值會儲存在角色的 cookie 中。

適用於

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