Microsoft.Legal.MatterCenter.Utility.MailMimeReader.AddChildPartsToParent C# (CSharp) Method

        private static void AddChildPartsToParent(MailMessageParser child, MailMessageParser parent)
        {
            ////add the child itself to the parent
            parent.Entities.Add(child);

            ////add the alternative views of the child to the parent
            if (null != child.AlternateViews)
            {
                foreach (AlternateView childView in child.AlternateViews)
                {
                    parent.AlternateViews.Add(childView);
                }
            }

            ////add the body of the child as alternative view to parent
            ////this should be the last view attached here, because the POP 3 MIME client
            ////is supposed to display the last alternative view
            if (child.MediaMainType == ServiceConstants.TEXT_MEDIA_MAIN_TYPE && null != child.ContentStream && null != child.Parent.ContentType && child.Parent.ContentType.MediaType.ToUpperInvariant() == ServiceConstants.MULTI_PART_MEDIA_TYPE)
            {
                AlternateView thisAlternateView = new AlternateView(child.ContentStream);
                thisAlternateView.ContentId = RemoveBrackets(child.ContentId);
                thisAlternateView.ContentType = child.ContentType;
                thisAlternateView.TransferEncoding = child.ContentTransferEncoding;
                parent.AlternateViews.Add(thisAlternateView);
            }

            ////add the attachments of the child to the parent
            if (null != child.Attachments)
            {
                foreach (Attachment childAttachment in child.Attachments)
                {
                    parent.Attachments.Add(childAttachment);
                }
            }
        }