/// <summary>
/// For ItemAttachment, AttachmentId and Item should be patched.
/// </summary>
/// <param name="reader"></param>
/// <returns></returns>
internal override bool TryReadElementFromXmlToPatch(EwsServiceXmlReader reader)
{
// update the attachment id.
base.TryReadElementFromXml(reader);
reader.Read();
Type itemClass = EwsUtilities.GetItemTypeFromXmlElementName(reader.LocalName);
if (itemClass != null)
{
if (this.item == null || this.item.GetType() != itemClass)
{
throw new ServiceLocalException(Strings.AttachmentItemTypeMismatch);
}
this.item.LoadFromXml(reader, false /* clearPropertyBag */);
return(true);
}
return(false);
}