/// <summary>
/// Reads response elements from XML.
/// </summary>
/// <param name="reader">The reader.</param>
internal override void ReadElementsFromXml(EwsServiceXmlReader reader)
{
this.Changes.SyncState = reader.ReadElementValue(XmlNamespace.Messages, XmlElementNames.SyncState);
this.Changes.MoreChangesAvailable = !reader.ReadElementValue <bool>(XmlNamespace.Messages, this.GetIncludesLastInRangeXmlElementName());
reader.ReadStartElement(XmlNamespace.Messages, XmlElementNames.Changes);
if (!reader.IsEmptyElement)
{
do
{
reader.Read();
if (reader.IsStartElement())
{
TChange change = this.CreateChangeInstance();
switch (reader.LocalName)
{
case XmlElementNames.Create:
change.ChangeType = ChangeType.Create;
break;
case XmlElementNames.Update:
change.ChangeType = ChangeType.Update;
break;
case XmlElementNames.Delete:
change.ChangeType = ChangeType.Delete;
break;
case XmlElementNames.ReadFlagChange:
change.ChangeType = ChangeType.ReadFlagChange;
break;
default:
reader.SkipCurrentElement();
break;
}
if (change != null)
{
reader.Read();
reader.EnsureCurrentNodeIsStartElement();
switch (change.ChangeType)
{
case ChangeType.Delete:
case ChangeType.ReadFlagChange:
change.Id = change.CreateId();
change.Id.LoadFromXml(reader, change.Id.GetXmlElementName());
if (change.ChangeType == ChangeType.ReadFlagChange)
{
reader.Read();
reader.EnsureCurrentNodeIsStartElement();
ItemChange itemChange = change as ItemChange;
EwsUtilities.Assert(
itemChange != null,
"SyncResponse.ReadElementsFromXml",
"ReadFlagChange is only valid on ItemChange");
itemChange.IsRead = reader.ReadElementValue <bool>(XmlNamespace.Types, XmlElementNames.IsRead);
}
break;
default:
change.ServiceObject = EwsUtilities.CreateEwsObjectFromXmlElementName <TServiceObject>(
reader.Service,
reader.LocalName);
change.ServiceObject.LoadFromXml(
reader,
true, /* clearPropertyBag */
this.propertySet,
this.SummaryPropertiesOnly);
break;
}
reader.ReadEndElementIfNecessary(XmlNamespace.Types, change.ChangeType.ToString());
this.changes.Add(change);
}
}
}while (!reader.IsEndElement(XmlNamespace.Messages, XmlElementNames.Changes));
}
}
/// <summary>
/// Reads response elements from Json.
/// </summary>
/// <param name="responseObject">The response object.</param>
/// <param name="service">The service.</param>
internal override void ReadElementsFromJson(JsonObject responseObject, ExchangeService service)
{
this.Changes.SyncState = responseObject.ReadAsString(XmlElementNames.SyncState);
this.Changes.MoreChangesAvailable = !responseObject.ReadAsBool(this.GetIncludesLastInRangeXmlElementName());
JsonObject changesElement = responseObject.ReadAsJsonObject(XmlElementNames.Changes);
foreach (object changeElement in changesElement.ReadAsArray(XmlElementNames.Changes))
{
JsonObject jsonChange = changeElement as JsonObject;
TChange change = this.CreateChangeInstance();
string changeType = jsonChange.ReadAsString(XmlElementNames.ChangeType);
switch (changeType)
{
case XmlElementNames.Create:
change.ChangeType = ChangeType.Create;
break;
case XmlElementNames.Update:
change.ChangeType = ChangeType.Update;
break;
case XmlElementNames.Delete:
change.ChangeType = ChangeType.Delete;
break;
case XmlElementNames.ReadFlagChange:
change.ChangeType = ChangeType.ReadFlagChange;
break;
default:
break;
}
if (change != null)
{
switch (change.ChangeType)
{
case ChangeType.Delete:
case ChangeType.ReadFlagChange:
change.Id = change.CreateId();
JsonObject jsonChangeId = jsonChange.ReadAsJsonObject(this.GetChangeIdElementName());
change.Id.LoadFromJson(jsonChangeId, service);
if (change.ChangeType == ChangeType.ReadFlagChange)
{
ItemChange itemChange = change as ItemChange;
EwsUtilities.Assert(
itemChange != null,
"SyncResponse.ReadElementsFromJson",
"ReadFlagChange is only valid on ItemChange");
itemChange.IsRead = jsonChange.ReadAsBool(XmlElementNames.IsRead);
}
break;
default:
JsonObject jsonServiceObject = jsonChange.ReadAsJsonObject(this.GetChangeElementName());
change.ServiceObject = EwsUtilities.CreateEwsObjectFromXmlElementName <TServiceObject>(service, jsonServiceObject.ReadTypeString());
change.ServiceObject.LoadFromJson(
jsonServiceObject,
service,
true, /* clearPropertyBag */
this.propertySet,
this.SummaryPropertiesOnly);
break;
}
this.changes.Add(change);
}
}
}
