public SessionFactoryHolderFactory(
            ShellSettings shellSettings,
            ShellBlueprint shellBlueprint,
            IDataServicesProviderFactory dataServicesProviderFactory,
            IAppDataFolder appDataFolder,
            ISessionConfigurationCache sessionConfigurationCache,
            IHostEnvironment hostEnvironment,
            IDatabaseCacheConfiguration cacheConfiguration,
            Func<IEnumerable<ISessionConfigurationEvents>> configurers,
            IRepository<ConnectionsRecord> connectionsRecordRepository,
            IEncryptionService encryptionService,
            ICacheManager cacheManager)
        {
            _shellSettings = shellSettings;
            _shellBlueprint = shellBlueprint;
            _dataServicesProviderFactory = dataServicesProviderFactory;
            _appDataFolder = appDataFolder;
            _sessionConfigurationCache = sessionConfigurationCache;
            _hostEnvironment = hostEnvironment;
            _cacheConfiguration = cacheConfiguration;
            _configurers = configurers;
            _connectionsRecordRepository = connectionsRecordRepository;
            _encryptionService = encryptionService;
            _cacheManager = cacheManager;

            T = NullLocalizer.Instance;
            Logger = NullLogger.Instance;
        }

        public DefaultAssemblyProbingFolder(IAppDataFolder appDataFolder, IAssemblyLoader assemblyLoader)
        {
            _appDataFolder = appDataFolder;
            _assemblyLoader = assemblyLoader;

            Logger = NullLogger.Instance;
        }

        public WarmupReportManager(
            ShellSettings shellSettings,
            IAppDataFolder appDataFolder) {
            _appDataFolder = appDataFolder;

            _warmupReportPath = _appDataFolder.Combine("Sites", _appDataFolder.Combine(shellSettings.Name, WarmupReportFilename));
        }

        public DefaultShellDescriptorCache(IAppDataFolder appDataFolder)
        {
            _appDataFolder = appDataFolder;

            T = NullLocalizer.Instance;
            Logger = NullLogger.Instance;
        }

        public void Init() {
            if (Directory.Exists(_basePath)) {
                Directory.Delete(_basePath, true);
            }

            Directory.CreateDirectory(_basePath);
            _appDataFolder = AppDataFolderTests.CreateAppDataFolder(_basePath);
            _webDownloader = new Mock<IWebDownloader>();
            _orchardServices = new StubOrchardServices();
            ((StubWorkContextAccessor.WorkContextImpl.StubSite) _orchardServices.WorkContext.CurrentSite).BaseUrl = "http://orchardproject.net";

            _settings = new WarmupSettingsPart { Record = new WarmupSettingsPartRecord() };
            _orchardServices.WorkContext.CurrentSite.ContentItem.Weld(_settings);
 
            var builder = new ContainerBuilder();
            builder.RegisterInstance(_appDataFolder).As<IAppDataFolder>();
            builder.RegisterInstance(_orchardServices).As<IOrchardServices>();
            builder.RegisterType<DefaultLockFileManager>().As<ILockFileManager>();
            builder.RegisterType<WarmupUpdater>().As<IWarmupUpdater>();
            builder.RegisterType<StubClock>().As<IClock>();
            builder.RegisterType<WarmupReportManager>().As<IWarmupReportManager>();
            builder.RegisterInstance(new ShellSettings { Name = "Default" }).As<ShellSettings>();
            builder.RegisterInstance(_clock = new StubClock()).As<IClock>();
            builder.RegisterInstance(_webDownloader.Object).As<IWebDownloader>();
            _container = builder.Build();

            _lockFileManager = _container.Resolve<ILockFileManager>();
            _warmupUpdater = _container.Resolve<IWarmupUpdater>();
            _reportManager = _container.Resolve<IWarmupReportManager>();

            _warmupFilename = _appDataFolder.Combine(TenantFolder, "warmup.txt");
            _lockFilename = _appDataFolder.Combine(TenantFolder, "warmup.txt.lock");
        }

        public LastSynchronizedDate(IAppDataFolder appDataFolder, ShellSettings shellSettings) {
            _appDataFolder = appDataFolder;
            _shellSettings = shellSettings;

            _basePath = _appDataFolder.Combine("Sites", _shellSettings.Name, "Packages");
            CreateBaseDirectoryIfItDoesNotExist();
        }

        public DefaultExtensionDependenciesManager(ICacheManager cacheManager, IAppDataFolder appDataFolder) {
            _cacheManager = cacheManager;
            _appDataFolder = appDataFolder;
            _writeThroughToken = new InvalidationToken();

            Logger = NullLogger.Instance;
        }

 public ReportsPersister(IAppDataFolder appDataFolder, ShellSettings shellSettings)
 {
     _appDataFolder = appDataFolder;
     _shellSettings = shellSettings;
     _dataContractSerializer = new DataContractSerializer(typeof(Report), new [] { typeof(ReportEntry) });
     _reportsFileName = Path.Combine(Path.Combine("Sites", _shellSettings.Name), "reports.dat");
 }

        public CustomSessionFactoryHolder(
            ShellSettings shellSettings,
            ShellBlueprint shellBlueprint,
            IDataServicesProviderFactory dataServicesProviderFactory,
            IAppDataFolder appDataFolder,
            ISessionConfigurationCache sessionConfigurationCache,
            IHostEnvironment hostEnvironment,
            IDatabaseCacheConfiguration cacheConfiguration,
            Func<IEnumerable<ISessionConfigurationEvents>> configurers,
            string provider,
            string connectionString
            )
        {
            _shellSettings = shellSettings;
            _shellBlueprint = shellBlueprint;
            _dataServicesProviderFactory = dataServicesProviderFactory;
            _appDataFolder = appDataFolder;
            _sessionConfigurationCache = sessionConfigurationCache;
            _hostEnvironment = hostEnvironment;
            _cacheConfiguration = cacheConfiguration;
            _configurers = configurers;

            _provider = provider;
            _connectionString = connectionString;

            T = NullLocalizer.Instance;
            Logger = NullLogger.Instance;
        }

 public ShellSettingsManager(IAppDataFolder appDataFolder,
     ICache cache,
     ILoggerFactory loggerFactory)
 {
     _appDataFolder = appDataFolder;
     _cache = cache;
     _logger = loggerFactory.CreateLogger<ShellSettingsManager>();
 }

        public DefaultFileConfigurationSource(IAppDataFolder appDataFolder, string path) {
            _appDataFolder = appDataFolder;
            if (string.IsNullOrEmpty(path)) {
                throw new ArgumentException("Invalid Filepath", "path");
            }

            Path = path;
        }

        public DefaultShellSettingsManager(IAppDataFolder appDataFolder, Lazy<IEnumerable<IShellSettingsManagerEventHandler>> events, ICacheManager cacheManager)
        {
            _appDataFolder = appDataFolder;
            _events = events;
            _cacheManager = cacheManager;

            Logger = NullLogger.Instance;
        }

        public ShellSettingsManager(
            IAppDataFolder appDataFolder, 
            IShellSettingsManagerEventHandler events) {
            _appDataFolder = appDataFolder;
            _events = events;

            T = NullLocalizer.Instance;
        }

 public DbContextFactoryHolder(
     ShellSettings shellSettings,
     IEnumerable<IDataServicesProvider> dataServicesProviders,
     IAppDataFolder appDataFolder)
 {
     _shellSettings = shellSettings;
     _dataServicesProviders = dataServicesProviders;
     _appDataFolder = appDataFolder;
 }

 public DbContextFactoryHolder(
     ShellSettings shellSettings,
     IDataServicesProviderFactory dataServicesProviderFactory,
     IAppDataFolder appDataFolder)
 {
     _shellSettings = shellSettings;
     _dataServicesProviderFactory = dataServicesProviderFactory;
     _appDataFolder = appDataFolder;
 }

        public SessionConfigurationCache(ShellSettings shellSettings, ShellBlueprint shellBlueprint, IAppDataFolder appDataFolder, IHostEnvironment hostEnvironment) {
            _shellSettings = shellSettings;
            _shellBlueprint = shellBlueprint;
            _appDataFolder = appDataFolder;
            _hostEnvironment = hostEnvironment;
            _currentConfig = null;

            Logger = NullLogger.Instance;
        }

        public LockFile(IAppDataFolder appDataFolder, string path, string content, ReaderWriterLockSlim rwLock) {
            _appDataFolder = appDataFolder;
            _path = path;
            _content = content;
            _rwLock = rwLock;

            // create the physical lock file
            _appDataFolder.CreateFile(path, content);
        }

        public DefaultAssemblyProbingFolder(IAppDataFolder appDataFolder, IAssemblyLoader assemblyLoader, IExtensionManager extensionManager, IApplicationFolder applicationFolder)
        {
            _appDataFolder = appDataFolder;
            _assemblyLoader = assemblyLoader;
            _extensionManager = extensionManager;
            _applicationFolder = applicationFolder;

            Logger = NullLogger.Instance;
        }

        public SessionConfigurationCache(ShellSettings shellSettings, IEnumerable<RecordBlueprint> records, IAppDataFolder appFolder, IEnumerable<ISessionConfigurationEvents> configurers)
        {
            _shellSettings = shellSettings;
            _records = records;
            _appDataFolder = appFolder;
            _configurers = configurers;
            _currentConfig = null;

            Logger = NullLogger.Instance;
        }

        public DefaultExtensionDependenciesManager(ICacheManager cacheManager, IAppDataFolder appDataFolder)
        {
            _cacheManager = cacheManager;
            _appDataFolder = appDataFolder;
            _writeThroughToken = new InvalidationToken();

            Logger = NullLogger.Instance;

            _persistencePath = appDataFolder.Combine(BasePath, FileName);
        }