protected override void BeginProcessing()
 {
     base.BeginProcessing();
     stringifier = new StringifyDelimited(header: Header, quote: Quote, delimiter: Delimiter);
     stream      = File.Open(Path, Append ? FileMode.Append : FileMode.Create, FileAccess.Write, FileShare.Write);
     writer      = new StreamWriter(stream, CmdletEncoding.Convert(this.psEncoding));
 }
 protected override void BeginProcessing()
 {
     base.BeginProcessing();
     stringifier = new StringifyDelimited(header: Header, quote: Quote, delimiter: Delimiter);
 }