/// <summary>
/// Extends BeginInvoke so that when a state object is not needed, null does not need to be passed.
/// <example>
/// headerhandler.BeginInvoke(headers, callback);
/// </example>
/// </summary>
public static IAsyncResult BeginInvoke(this HeaderHandler headerhandler, Header[] headers, AsyncCallback callback)
{
if (headerhandler == null)
{
throw new ArgumentNullException("headerhandler");
}
return(headerhandler.BeginInvoke(headers, callback, null));
}
