/// <summary>
/// Submits the changes and returns the number of affected Objects. Note: only IDataObjects are counted.
/// </summary>
/// <returns>Number of affected Objects</returns>
public override int SubmitChanges()
{
CheckDisposed();
int result = 0;
var ticks = _perfCounter.IncrementSubmitChanges();
try
{
DebugTraceChangedObjects();
var notifySaveList = _ctx.ObjectStateManager
.GetObjectStateEntries(EntityState.Added | EntityState.Modified | EntityState.Deleted)
.Select(e => e.Entity)
.OfType <IDataObject>()
.ToList();
NotifyChanging(notifySaveList);
try
{
result = _ctx.SaveChanges();
Logging.Log.InfoFormat("[{0}] changes submitted.", result);
}
catch (OptimisticConcurrencyException cex)
{
Logging.Log.Error("OptimisticConcurrencyException during SubmitChanges", cex);
throw new ConcurrencyException(cex);
}
catch (UpdateException updex)
{
Logging.Log.Error("UpdateException during SubmitChanges", updex);
if (updex.InnerException == null)
{
throw;
}
throw updex.InnerException;
}
NotifyChanged(notifySaveList);
UpdateObjectState();
}
finally
{
_perfCounter.DecrementSubmitChanges(result, ticks);
}
return(result);
}
/// <summary>
/// Submits the changes and returns the number of affected Objects. Note: only IDataObjects are counted.
/// </summary>
/// <returns>Number of affected Objects</returns>
public int SubmitChanges()
{
CheckDisposed();
int result = 0;
var ticks = _perfCounter.IncrementSubmitChanges();
try
{
// TODO: Add a better Cache Refresh Strategie
// CacheController<IDataObject>.Current.Clear();
if (_submitChangesHandler == null)
{
_submitChangesHandler = new SubmitChangesHandler();
}
result = _submitChangesHandler.ExchangeObjects(this);
}
finally
{
_perfCounter.DecrementSubmitChanges(result, ticks);
}
return(result);
}
private void FlushSession(List <NHibernatePersistenceObject> notifySaveList)
{
var ticks = _perfCounter.IncrementSubmitChanges();
bool isItMyTransaction = !IsTransactionRunning;
if (isItMyTransaction)
{
BeginTransaction();
}
try
{
foreach (var obj in RelationTopoSort(notifySaveList.Where(obj => obj.ObjectState == DataObjectState.Deleted)))
{
_attachedObjects.Remove(obj);
_attachedObjectsByProxy.Remove(obj);
_nhSession.Delete(obj.NHibernateProxy);
}
var saveOrUpdateList = notifySaveList.Where(obj => obj.ObjectState != DataObjectState.Deleted).ToList();
// remove objects from internal caches as the hashkey is about to change
foreach (var obj in saveOrUpdateList)
{
_attachedObjects.Remove(obj);
_attachedObjectsByProxy.Remove(obj);
}
// this will change IDs all over the place, depending on NHibernate's opinions on efficient updating
foreach (var obj in saveOrUpdateList)
{
obj.SaveOrUpdateTo(_nhSession);
}
// force outstanding changes into DB
_nhSession.Flush();
foreach (var obj in saveOrUpdateList)
{
_attachedObjects.Add(obj);
_attachedObjectsByProxy.Add(obj);
}
if (isItMyTransaction)
{
CommitTransaction();
}
Logging.Log.InfoFormat("[{0}] changes submitted.", notifySaveList.Count);
}
catch (StaleObjectStateException ex)
{
if (isItMyTransaction)
{
RollbackTransaction();
}
var error = string.Format("Failed saving transaction: Concurrent modification on {0}#{1}", ex.EntityName, ex.Identifier);
throw new ConcurrencyException(error, ex);
}
catch (Exception ex)
{
if (isItMyTransaction)
{
RollbackTransaction();
}
Logging.Log.Error("Failed saving transaction", ex);
throw;
}
finally
{
_perfCounter.DecrementSubmitChanges(notifySaveList.Count, ticks);
}
}