internal void ResetServices()
{
HasCachedObjects = false;
bool asReadOnly = !Context.ObjectTrackingEnabled;
IdentityManager = IdentityManager.CreateIdentityManager(asReadOnly);
ChangeTracker = ChangeTracker.CreateChangeTracker(this, asReadOnly);
factoryMap = new Dictionary <MetaDataMember, IDeferredSourceFactory>();
}
// Methods
internal CommonDataServices(DataContext context, MetaModel model)
{
Context = context;
Model = model;
bool asReadOnly = !context.ObjectTrackingEnabled;
IdentityManager = IdentityManager.CreateIdentityManager(asReadOnly);
ChangeTracker = ChangeTracker.CreateChangeTracker(this, asReadOnly);
ChangeDirector = ChangeDirector.CreateChangeDirector(context);
factoryMap = new Dictionary <MetaDataMember, IDeferredSourceFactory>();
}
internal object GetCachedObject(MetaType type, object[] keyValues)
{
if (type == null)
{
throw Error.ArgumentNull("type");
}
if (!type.IsEntity)
{
return(null);
}
return(IdentityManager.Find(type, keyValues));
}
public bool RemoveCachedObjectLike(MetaType type, object instance)
{
if (type == null)
{
throw Error.ArgumentNull("type");
}
if (!type.IsEntity)
{
return(false);
}
return(IdentityManager.RemoveLike(type, instance));
}
internal object GetCachedObjectLike(MetaType type, object instance)
{
if (type == null)
{
throw Error.ArgumentNull("type");
}
if (!type.IsEntity)
{
return(null);
}
return(IdentityManager.FindLike(type, instance));
}
public object InsertLookupCachedObject(MetaType type, object instance)
{
if (type == null)
{
throw Error.ArgumentNull("type");
}
HasCachedObjects = true;
if (!type.IsEntity)
{
return(instance);
}
return(IdentityManager.InsertLookup(type, instance));
}