public BillController(ILogger <BillController> logger,
                       Repository.ITenant tenantRepository,
                       Repository.IBill billRepository)
 {
     this._logger           = logger;
     this._tenantRepository = tenantRepository;
     this._billRepository   = billRepository;
 }
 public ResourceUsageController(ILogger <ResourceUsageController> logger,
                                Repository.ITenant tenantRepository,
                                Repository.IBill billRepository)
 {
     this._logger           = logger;
     this._tenantRepository = tenantRepository;
     this._billRepository   = billRepository;
 }