- fixing the issue with collection was not processed by flush (see Hibernate JIR HHH-2763 for details)

Author: desunit

src/NHibernate/Event/Default/AbstractFlushingEventListener.cs

@@ -235,6 +235,7 @@ protected virtual void PerformExecutions(IEventSource session)
 			try
 			{
 				session.ConnectionManager.FlushBeginning();
+				session.PersistenceContext.Flushing = true;
 				// we need to lock the collection caches before
 				// executing entity inserts/updates in order to
 				// account for bidi associations
@@ -251,6 +252,7 @@ protected virtual void PerformExecutions(IEventSource session)
 			}
 			finally
 			{
+				session.PersistenceContext.Flushing = false;
 				session.ConnectionManager.FlushEnding();
 			}
 		}