/// <summary>
/// Decodes a refresh token into its authorization details.
/// </summary>
/// <param name="refreshToken">The encoded refresh token as it would appear to the client.</param>
/// <returns>A description of the authorization represented by the refresh token.</returns>
/// <exception cref="ProtocolException">Thrown if the refresh token is not valid due to expiration, corruption or not being authentic.</exception>
/// <remarks>
/// This can be useful if the authorization server supports the client revoking its own access (on uninstall, for example).
/// Outside the scope of the OAuth 2 spec, the client may contact the authorization server host requesting that its refresh
/// token be revoked. The authorization server would need to decode the refresh token so it knows which authorization in
/// the database to delete.
/// </remarks>
public IAuthorizationDescription DecodeRefreshToken(string refreshToken)
{
var refreshTokenFormatter = RefreshToken.CreateFormatter(this.AuthorizationServerServices.CryptoKeyStore);
var token = new RefreshToken();
refreshTokenFormatter.Deserialize(token, refreshToken);
return(token);
}