public void Dispose()
{
if (_disposed || _entities == null) return;
_disposed = true;
_entities.Dispose();
_entities = null;
}
public TigerLineDataService(string connectionString)
{
_entities = new Streets_SanDiegoEntities(connectionString);
CreateMaps();
}
public TigerLineDataService()
{
_entities = new Streets_SanDiegoEntities();
CreateMaps();
}