protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args) {
			if(args.Connection != null) {
				args.ObjectSpaceProvider = new EFObjectSpaceProviderCF(typeof(EFDemoDbContext), TypesInfo, null, (DbConnection)args.Connection);
			}
			else {
				args.ObjectSpaceProvider = new EFObjectSpaceProviderCF(typeof(EFDemoDbContext), TypesInfo, null, args.ConnectionString);
			}
		}

        protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args)
        {
            IdentityMSSqlConnectionProvider.Register();

            args.ObjectSpaceProviders.Add(new XPObjectSpaceProvider(ConfigurationManager.ConnectionStrings["ConnectionStringXpo"].ConnectionString, null, false));
            args.ObjectSpaceProviders.Add(new EFObjectSpaceProvider(typeof(SimpleProjectManagerDbContext), ConfigurationManager.ConnectionStrings["ConnectionStringEF"].ConnectionString));
            args.ObjectSpaceProviders.Add(new NonPersistentObjectSpaceProvider(TypesInfo, null));
        }

        protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args)
        {
            args.ObjectSpaceProvider = new XPObjectSpaceProvider(args.ConnectionString, args.Connection, false);

            NonPersistentEntityStore entityStore = new NonPersistentEntityStore((TypesInfo)TypesInfo);
            entityStore.RegisterEntity(typeof(IPerson));
            nonPersistentProvider = new NonPersistentObjectSpaceProvider(TypesInfo, entityStore);
            args.ObjectSpaceProviders.Add(nonPersistentProvider);
        }

        void application_CreateCustomObjectSpaceProvider(object sender, CreateCustomObjectSpaceProviderEventArgs e)
        {
            //Use following two lines for the local connection:
            //var persistenceManager = new PersistenceManager(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString);
            //persistenceManager.AddMappingAssembly(typeof(PersonMap).Assembly);

            var persistenceManager = (IPersistenceManager)new RemotePersistenceManagerProxy("http://localhost:8733/Design_Time_Addresses/NHibernateService/Service1").GetTransparentProxy();
            e.ObjectSpaceProvider = new NH.NHObjectSpaceProvider(XafTypesInfo.Instance, persistenceManager);
        }

 protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args)
 {
     string connectionString = ConfigurationManager.ConnectionStrings["ConnectionStringXpo"].ConnectionString;
     if (!String.IsNullOrEmpty(connectionString)){
         CreateXPObjectSpaceProvider(ConfigurationManager.ConnectionStrings["ConnectionStringXpo"].ConnectionString, args);
     }
     args.ObjectSpaceProviders.Add(new EFObjectSpaceProvider(typeof(SimpleProjectManagerDbContext), ConfigurationManager.ConnectionStrings["ConnectionStringEF"].ConnectionString));
     args.ObjectSpaceProviders.Add(new NonPersistentObjectSpaceProvider(TypesInfo, null));
 }

        protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args)
        {
            //args.ObjectSpaceProvider = new XPObjectSpaceProviderThreadSafe(args.ConnectionString, args.Connection);

            args.ObjectSpaceProviders.Add(new EFObjectSpaceProvider(
            typeof(NKDC), (TypesInfo)TypesInfo, null, args.ConnectionString,
            "res://NKD.Module.BusinessObjects/NKD.csdl|res://NKD.Module.BusinessObjects/NKD.ssdl|res://NKD.Module.BusinessObjects/NKD.msl",
            "System.Data.SqlClient"));
            //args.ObjectSpaceProviders.Add(new XPObjectSpaceProvider(args.ConnectionString, null));
        }

 private void CreateXPObjectSpaceProvider(string connectionString, CreateCustomObjectSpaceProviderEventArgs e)
 {
     System.Web.HttpApplicationState application = (System.Web.HttpContext.Current != null) ? System.Web.HttpContext.Current.Application : null;
     IXpoDataStoreProvider dataStoreProvider = null;
     if(application != null && application["DataStoreProvider"] != null) {
         dataStoreProvider = application["DataStoreProvider"] as IXpoDataStoreProvider;
         e.ObjectSpaceProvider = new XPObjectSpaceProvider(dataStoreProvider, true);
     }
     else {
         if(!String.IsNullOrEmpty(connectionString)) {
             connectionString = DevExpress.Xpo.XpoDefault.GetConnectionPoolString(connectionString);
             dataStoreProvider = new ConnectionStringDataStoreProvider(connectionString, true);
         }
         else if(e.Connection != null) {
             dataStoreProvider = new ConnectionDataStoreProvider(e.Connection);
         }
         if (application != null) {
             application["DataStoreProvider"] = dataStoreProvider;
         }
         e.ObjectSpaceProvider = new XPObjectSpaceProvider(dataStoreProvider, true);
     }
 }

 private void ApplicationOnCreateCustomObjectSpaceProvider(object sender, CreateCustomObjectSpaceProviderEventArgs createCustomObjectSpaceProviderEventArgs) {
     if (!(createCustomObjectSpaceProviderEventArgs.ObjectSpaceProvider is IXpandObjectSpaceProvider))
         Application.CreateCustomObjectSpaceprovider(createCustomObjectSpaceProviderEventArgs);
 }

 protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args) {
     args.ObjectSpaceProvider = new SecuredObjectSpaceProvider(
         (SecurityStrategy) Security, args.ConnectionString, args.Connection);
 }

 protected override void OnCreateCustomObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args) {
     this.CreateCustomObjectSpaceprovider(args);
     base.OnCreateCustomObjectSpaceProvider(args);
 }

 string getConnectionStringWithOutThreadSafeDataLayerInitialization(CreateCustomObjectSpaceProviderEventArgs args)
 {
     return args.Connection != null ? args.Connection.ConnectionString : args.ConnectionString;
 }

 protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args) {
     this.CreateCustomObjectSpaceprovider(args, null);
 }

 protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args)
 {
     args.ObjectSpaceProviders.Add(new XPObjectSpaceProvider(ConfigurationManager.ConnectionStrings["ConnectionStringXpo"].ConnectionString, null, true));
     args.ObjectSpaceProviders.Add(new EFObjectSpaceProvider(typeof(RisusDbContext), ConfigurationManager.ConnectionStrings["ConnectionStringEF"].ConnectionString));
 }

 private void ApplicationOnCreateCustomObjectSpaceProvider(object sender, CreateCustomObjectSpaceProviderEventArgs createCustomObjectSpaceProviderEventArgs) {
     if (!(createCustomObjectSpaceProviderEventArgs.ObjectSpaceProviders.OfType<XpandObjectSpaceProvider>().Any()))
         Application.CreateCustomObjectSpaceprovider(createCustomObjectSpaceProviderEventArgs);
 }

 protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args) {
     args.ObjectSpaceProvider = new XPObjectSpaceProvider(args.ConnectionString, args.Connection);
 }

 protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args)
 {
     args.ObjectSpaceProviders.Add(new EFObjectSpaceProvider(typeof(XODBC), (TypesInfo)TypesInfo, null, args.ConnectionString, "res://XODB.Module.BusinessObjects/XODB.csdl|res://XODB.Module.BusinessObjects/XODB.ssdl|res://XODB.Module.BusinessObjects/XODB.msl", "System.Data.SqlClient"));
     //args.ObjectSpaceProviders.Add(new EFObjectSpaceProviderCF(typeof(XODBC), (TypesInfo)TypesInfo, null, args.ConnectionString));
     args.ObjectSpaceProviders.Add(new XPObjectSpaceProvider(args.ConnectionString, null));            
 }

 /// <summary>
 /// Handles the CreateCustomObjectSpaceProvider event of the application control.
 /// </summary>
 /// <param name="sender">The source of the event.</param>
 /// <param name="e">The <see cref="DevExpress.ExpressApp.CreateCustomObjectSpaceProviderEventArgs"/> instance containing the event data.</param>
 private void application_CreateCustomObjectSpaceProvider(object sender, 
     CreateCustomObjectSpaceProviderEventArgs e)
 {
     IXpoDataStoreProvider dataStoreProvider = null;
     if(providerFactory != null)
         dataStoreProvider = providerFactory.CreateDataStoreProvider(e.Connection, e.ConnectionString);
     if (dataStoreProvider == null)
     {
         if (e.Connection == null)
             dataStoreProvider = new ConnectionStringDataStoreProvider(e.ConnectionString);
         else
             dataStoreProvider = new ConnectionDataStoreProvider(e.Connection);
     }
     e.ObjectSpaceProvider = new ObjectSpaceProvider(dataStoreProvider);
 }

 protected override void OnCreateCustomObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args) {
     args.ObjectSpaceProvider = _XPObjectSpaceProvider;
 }

 protected override void CreateDefaultObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args)
 {
     args.ObjectSpaceProvider =  new XPObjectSpaceProvider(args.ConnectionString, args.Connection, false);
     args.ObjectSpaceProviders.Add(new NonPersistentObjectSpaceProvider(TypesInfo, null));
 }

 protected override void OnCreateCustomObjectSpaceProvider(CreateCustomObjectSpaceProviderEventArgs args) {
     base.OnCreateCustomObjectSpaceProvider(args);
     if (args.ObjectSpaceProvider == null)
         this.CreateCustomObjectSpaceprovider(args);
 }