/// <summary>
///
/// </summary>
/// <param name="str"></param>
private static void WrapperSyncMethodAsync(string str)
{
SyncMethodDelegate syncMethodDelegate = SyncMethod;
syncMethodDelegate.BeginInvoke(str, param =>
{
var result = syncMethodDelegate.EndInvoke(param);
// using the result to do something
Trace.WriteLine(result);
}, null);
}