public override int TightMarshal1(OpenWireFormat wireFormat, Object o, BooleanStream bs)
{
WireFormatInfo info = (WireFormatInfo)o;
info.BeforeMarshall(wireFormat);
int rc = base.TightMarshal1(wireFormat, o, bs);
bs.WriteBoolean(info.MarshalledProperties!=null);
rc += info.MarshalledProperties==null ? 0 : info.MarshalledProperties.Length+4;
return rc + 12;
}