问SAPUI5 -异步函数存在时的路由问题

EN

sap.ui.define([
    "sap/ui/core/mvc/Controller",
    "sap/ui/model/json/JSONModel",
    "sap/ui/model/Filter",
    "sap/ui/model/FilterOperator",
    "sap/ui/model/resource/ResourceModel"
], function (Controller, JSONModel, Filter, FilterOperator) {
    "use strict";

    return Controller.extend("CS_MOE.Demo.controller.ProductSelection", {

        onInit: function () {

            this.getView().addEventDelegate({
                onBeforeShow: this.onBeforeShow
            }, this);
        },

        onBeforeShow: function (e) {

        },

        getProducts: async function (criteria) {
            var showMore = this.lastMatnr !== "";
            this.setTableProductBusy(true, showMore);

            var oProductFilter = new Filter("Suche", FilterOperator.Contains, criteria);
            var oIndexFilter = new Filter("Last_Matnr", FilterOperator.EQ, this.lastMatnr);
            var oFilters = [oProductFilter, oIndexFilter];
            var result = await this.execRequest(oFilters, "/ARTICLESSet");
        },

        //function to trigger GET-Request for given filters and "target"-EntitySet - promise is used to fulfill the async/await functions
        execRequest: async function (oFilters, entitySet) {

            var oArtikelODataService = this.getOwnerComponent().getModel("productService");
            return new Promise(function (resolve, reject) {
                oArtikelODataService.read(entitySet, {
                    filters: oFilters,
                    async: true,
                    success: function (response) {
                        var oResponse = response.results;
                        resolve(oResponse);
                    },
                    error: function (oError) {
                        console.log(oError);
                    }
                });
            });
        }

    });

});