private ObjectStateEntry AddObjectStateEntry(EFEntityInfo entityInfo)
{
var ose = GetObjectStateEntry(entityInfo.Entity, false);
if (ose != null)
{
return(ose);
}
ObjectContext.AddObject(entityInfo.EntitySetName, entityInfo.Entity);
// Attach has lots of side effect - add has far fewer.
return(GetObjectStateEntry(entityInfo));
}
private ObjectStateEntry HandleModified(EFEntityInfo entityInfo)
{
var entry = AddObjectStateEntry(entityInfo);
// EntityState will be changed to modified during the update from the OriginalValuesMap
// Do NOT change this to EntityState.Modified because this will cause the entire record to update.
entry.ChangeState(System.Data.EntityState.Unchanged);
// updating the original values is necessary under certain conditions when we change a foreign key field
// because the before value is used to determine ordering.
UpdateOriginalValues(entry, entityInfo);
//foreach (var dep in GetModifiedComplexTypeProperties(entity, metadata)) {
// entry.SetModifiedProperty(dep.Name);
//}
if ((int)entry.State != (int)EntityState.Modified || entityInfo.ForceUpdate)
{
// _originalValusMap can be null if we mark entity.SetModified but don't actually change anything.
entry.ChangeState(System.Data.EntityState.Modified);
}
return(entry);
}
private ObjectStateEntry GetObjectStateEntry(EFEntityInfo entityInfo)
{
return(GetObjectStateEntry(entityInfo.Entity));
}
private ObjectStateEntry AttachObjectStateEntry(EFEntityInfo entityInfo)
{
ObjectContext.AttachTo(entityInfo.EntitySetName, entityInfo.Entity);
// Attach has lots of side effect - add has far fewer.
return(GetObjectStateEntry(entityInfo));
}