public HT_NSD_PVI Sua(HT_NSD_PVI obj)
{
HT_NSD_PVI kq = null;
Entities entities = ContextFactory.GetInstance();
EntityKey key = null;
object original = null;
try
{
key = entities.CreateEntityKey(ENTITY_SET_NAME, obj);
if (entities.TryGetObjectByKey(key, out original))
{
entities.ApplyCurrentValues(key.EntitySetName, obj);
}
entities.SaveChanges();
kq = obj;
}
catch (System.Exception ex)
{
kq = null;
LLogging.WriteLog(ex.TargetSite.Name, LLogging.LogType.ERR, ex);
throw ex;
}
finally
{
entities = null;
}
return(kq);
}
public bool Xoa(HT_NSD_PVI obj)
{
bool kq = true;
Entities entities = ContextFactory.GetInstance();
try
{
entities.HT_NSD_PVI.DeleteObject(obj);
entities.SaveChanges();
}
catch (System.Exception ex)
{
kq = false;
LLogging.WriteLog(ex.TargetSite.Name, LLogging.LogType.ERR, ex);
throw ex;
}
finally
{
entities = null;
}
return(kq);
}
public HT_NSD_PVI Them(HT_NSD_PVI obj)
{
HT_NSD_PVI kq = null;
Entities entities = ContextFactory.GetInstance();
try
{
entities.HT_NSD_PVI.AddObject(obj);
entities.SaveChanges();
kq = obj;
}
catch (System.Exception ex)
{
kq = null;
LLogging.WriteLog(ex.TargetSite.Name, LLogging.LogType.ERR, ex);
throw ex;
}
finally
{
entities = null;
}
return(kq);
}