public DeviceObjectController(IDeviceObjectRepository r, IDeviceRepository dr, IDeviceTypeRepository dtr,
                               ICosemObjectRepository cor)
 {
     //  for tests over real database
     //  does not work...
     //db = new SGMasterBaseEntities("metadata=res://*/Models.SGMasterBase.csdl|res://*/Models.SGMasterBase.ssdl|res://*/Models.SGMasterBase.msl;provider=System.Data.SqlClient;provider connection string=\"Data Source=.\\SQLEXPRESS;Initial Catalog=SGMasterBase;Integrated Security=True;MultipleActiveResultSets=True;Application Name=EntityFramework\"");
     SetRepository(r, dr, dtr, cor, null);
 }
 private void SetRepository(IDeviceObjectRepository r, IDeviceRepository dr, IDeviceTypeRepository dtr,
                            ICosemObjectRepository cor, SGMasterBaseEntities e)
 {
     _deviceObjectRepository = r;
     _deviceObjectRepository.SetEntities(e);
     _deviceRepository = dr;
     _deviceRepository.SetEntities(e);
     _deviceTypeRepository = dtr;
     _deviceTypeRepository.SetEntities(e);
     _cosemObjectRepository = cor;
     _cosemObjectRepository.SetEntities(e);
 }