public byte[] GetChangeBatch(uint batchSize, byte[] rawDestinationKnowledge,
out byte[] changeDataRetriever)
{
GenericRemoteSyncProvider <EntityObjectHierarchy> provider = GetSessionProvider();
byte[] retVal = null;
try
{
SyncKnowledge destinationKnowledge = SyncKnowledge.Deserialize(provider.IdFormats, rawDestinationKnowledge);
object dataRetriever;
ChangeBatch changeBatch = provider.GetChangeBatch(batchSize, destinationKnowledge, out dataRetriever);
CachedChangeDataRetriever cachedChangeDataRetriever =
new CachedChangeDataRetriever(dataRetriever as IChangeDataRetriever, changeBatch);
string debugCachedRetr = SerializerHelper.XmlSerialize(cachedChangeDataRetriever);
changeDataRetriever = SerializerHelper.BinarySerialize(cachedChangeDataRetriever);
retVal = changeBatch.Serialize();
}
catch (SyncException e)
{
throw SoapErrorCreator.RaiseException(HttpContext.Current.Request.Url.ToString(),
new SyncronizationServiceError(SyncronizationServiceError.eServiceErrorType.SyncFramework, e),
true);
}
catch (Exception e)
{
throw SoapErrorCreator.RaiseException(HttpContext.Current.Request.Url.ToString(),
new SyncronizationServiceError(SyncronizationServiceError.eServiceErrorType.SyncProvider, e),
true);
}
return(retVal);
}
public byte[] GetFullEnumerationChangeBatch(uint batchSize, byte[] lowerEnumerationBoundRaw,
byte[] rawKnowledgeForDataRetrieval,
out byte[] changeDataRetriever)
{
GenericRemoteSyncProvider <EntityObjectHierarchy> provider = GetSessionProvider();
byte[] retVal = null;
try
{
SyncKnowledge knowledgeForDataRetrieval = SyncKnowledge.Deserialize(provider.IdFormats,
rawKnowledgeForDataRetrieval);
SyncId lowerEnumerationBound = new SyncId(lowerEnumerationBoundRaw, false);
object dataRetriever;
FullEnumerationChangeBatch changeBatch = provider.GetFullEnumerationChangeBatch(batchSize,
lowerEnumerationBound,
knowledgeForDataRetrieval,
out dataRetriever);
CachedChangeDataRetriever cachedChangeDataRetriever =
new CachedChangeDataRetriever(dataRetriever as IChangeDataRetriever, changeBatch);
changeDataRetriever = SerializerHelper.BinarySerialize(cachedChangeDataRetriever);
retVal = changeBatch.Serialize();
}
catch (SyncException e)
{
throw SoapErrorCreator.RaiseException(HttpContext.Current.Request.Url.ToString(),
new SyncronizationServiceError(SyncronizationServiceError.eServiceErrorType.SyncFramework, e),
true);
}
catch (Exception e)
{
throw SoapErrorCreator.RaiseException(HttpContext.Current.Request.Url.ToString(),
new SyncronizationServiceError(SyncronizationServiceError.eServiceErrorType.SyncProvider, e),
true);
}
return(retVal);
}
/// <summary>
/// When overridden in a derived class, gets the number of item changes that will be included in change batches, and the current knowledge for the synchronization scope.
/// </summary>
/// <param name="batchSize">The number of item changes that will be included in change batches returned by this object.</param>
/// <param name="knowledge">The current knowledge for the synchronization scope, or a newly created knowledge object if no current knowledge exists.</param>
public override void GetSyncBatchParameters(out uint batchSize, out SyncKnowledge knowledge)
{
byte[] rawKnowledge;
batchSize = _syncService.GetSyncBatchParameters(out rawKnowledge);
knowledge = SyncKnowledge.Deserialize(IdFormats, rawKnowledge);
}