/// <summary>
/// Gets the OpenID protocol instance for the version in a message.
/// </summary>
/// <param name="message">The message.</param>
/// <returns>The OpenID protocol instance.</returns>
internal static Protocol GetProtocol(this IProtocolMessage message)
{
Requires.NotNull(message, "message");
return(Protocol.Lookup(message.Version));
}
/// <summary>
/// Gets the OpenID protocol instance for the version in a message.
/// </summary>
/// <param name="message">The message.</param>
/// <returns>The OpenID protocol instance.</returns>
internal static Protocol GetProtocol(this IProtocolMessage message)
{
Contract.Requires <ArgumentNullException>(message != null);
return(Protocol.Lookup(message.Version));
}
/// <summary>
/// Gets the OpenID protocol instance for the version in a message.
/// </summary>
/// <param name="message">The message.</param>
/// <returns>The OpenID protocol instance.</returns>
internal static Protocol GetProtocol(this IProtocolMessage message)
{
ErrorUtilities.VerifyArgumentNotNull(message, "message");
return(Protocol.Lookup(message.Version));
}