Und dann auch, wie man [CORS mittels der `CORSMiddleware`](../tutorial/cors.md) handhabt.

In diesem Abschnitt werden wir sehen, wie man andere Middlewares verwendet.

## ASGI-Middleware hinzufügen { #adding-asgi-middlewares }

Da **FastAPI** auf Starlette basiert und die <abbr title="Asynchrones Server-Gateway-Interface">ASGI</abbr>-Spezifikation implementiert, können Sie jede ASGI-Middleware verwenden.

    /**
     * Channel binding is disabled
     */
    public static final int CHANNEL_BINDING_DISABLED = 0;

    /**
     * Channel binding is preferred but not required
     */
    public static final int CHANNEL_BINDING_PREFERRED = 1;

    /**
     * Channel binding is required
     */
    public static final int CHANNEL_BINDING_REQUIRED = 2;

    /**

        public String exception;
        /** Cluster health status */
        public String status;
        /** Number of in-flight fetch operations */
        public int numberOfInFlightFetch;
        /** Number of pending tasks */
        public int numberOfPendingTasks;
        /** Number of delayed unassigned shards */
        public int delayedUnassignedShards;
        /** Number of unassigned shards */

go.exit = process.exit;
WebAssembly.instantiate(fs.readFileSync(process.argv[2]), go.importObject).then((result) => {
	process.on("exit", (code) => { // Node.js exits if no event handler is pending
		if (code === 0 && !go.exited) {
			// deadlock, make Go print error and stack traces
			go._pendingEvent = { id: 0 };
			go._resume();
		}
	});
	return go.run(result.instance);
}).catch((err) => {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<AccessToken> selectPage(CBCall<AccessTokenCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<AccessToken>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<AccessTokenCB> cbLambda, EntityRowHandler<AccessToken> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<ElevateWordToLabel> selectPage(CBCall<ElevateWordToLabelCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<ElevateWordToLabel>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<ElevateWordToLabelCB> cbLambda, EntityRowHandler<ElevateWordToLabel> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<KeyMatch> selectPage(CBCall<KeyMatchCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<KeyMatch>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<KeyMatchCB> cbLambda, EntityRowHandler<KeyMatch> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<RelatedContent> selectPage(CBCall<RelatedContentCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<RelatedContent>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<RelatedContentCB> cbLambda, EntityRowHandler<RelatedContent> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<RelatedQuery> selectPage(CBCall<RelatedQueryCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<RelatedQuery>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<RelatedQueryCB> cbLambda, EntityRowHandler<RelatedQuery> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<FavoriteLog> selectPage(CBCall<FavoriteLogCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<FavoriteLog>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<FavoriteLogCB> cbLambda, EntityRowHandler<FavoriteLog> entityLambda) {