public sealed override MimeNode Clone()
{
AsciiTextHeader asciiTextHeader = new AsciiTextHeader(base.Name, base.HeaderId);
this.CopyTo(asciiTextHeader);
return(asciiTextHeader);
}
internal static Header Create(string name, HeaderId headerId)
{
if (headerId < HeaderId.Unknown || headerId > (HeaderId)MimeData.nameIndex.Length)
{
throw new ArgumentException(Strings.InvalidHeaderId, "headerId");
}
if (headerId == HeaderId.Unknown)
{
throw new ArgumentException(Strings.CannotDetermineHeaderNameFromId, "headerId");
}
Header header;
switch (MimeData.headerNames[(int)MimeData.nameIndex[(int)headerId]].headerType)
{
case HeaderType.AsciiText:
header = new AsciiTextHeader(MimeData.headerNames[(int)MimeData.nameIndex[(int)headerId]].name, headerId);
break;
case HeaderType.Date:
header = new DateHeader(MimeData.headerNames[(int)MimeData.nameIndex[(int)headerId]].name, headerId);
break;
case HeaderType.Received:
header = new ReceivedHeader();
break;
case HeaderType.ContentType:
header = new ContentTypeHeader();
break;
case HeaderType.ContentDisposition:
header = new ContentDispositionHeader();
break;
case HeaderType.Address:
header = new AddressHeader(MimeData.headerNames[(int)MimeData.nameIndex[(int)headerId]].name, headerId);
break;
default:
header = new TextHeader(MimeData.headerNames[(int)MimeData.nameIndex[(int)headerId]].name, headerId);
break;
}
if (!string.IsNullOrEmpty(name) && !header.MatchName(name))
{
throw new ArgumentException("name");
}
return(header);
}