Startup Performance

├── webapp ├── css │ └── style.css ├── util │ ├── File2.js │ └── File1.js ├── i18n │ └── i18n_en_US.properties ├── controller │ ├── View1.controller.js │ ├── Content2.controller.js │ └── Content1.controller.js ├── model │ └── models.js ├── view │ ├── View1.view.xml │ ├── Content1.view.xml │ └── Content2.view.xml ├── Component.js ├── index.html └── manifest.json ├── .user.project.json ├── neo-app.json ├── README.md └── LICENSE.txt /webapp/css/style.css: -------------------------------------------------------------------------------- 1 | /* Enter your custom styles here */ -------------------------------------------------------------------------------- /webapp/util/File2.js: -------------------------------------------------------------------------------- 1 | jQuery.sap.declare('LatencyDemo.util.File2'); -------------------------------------------------------------------------------- /webapp/i18n/i18n_en_US.properties: -------------------------------------------------------------------------------- 1 | title=Startup Performance 2 | appTitle = App Title 3 | appDescription=App Description -------------------------------------------------------------------------------- /webapp/util/File1.js: -------------------------------------------------------------------------------- 1 | jQuery.sap.declare('LatencyDemo.util.File1'); 2 | 3 | jQuery.sap.require('LatencyDemo.util.File2'); -------------------------------------------------------------------------------- /webapp/controller/View1.controller.js: -------------------------------------------------------------------------------- 1 | sap.ui.define([ 2 | "sap/ui/core/mvc/Controller", 3 | "sap/m/Toolbar", 4 | "sap/m/Breadcrumbs", 5 | "sap/m/Link", 6 | "sap/m/OverflowToolbarButton" 7 | ], function(Controller) { 8 | "use strict"; 9 | 10 | return Controller.extend("LatencyDemo.controller.View1", { 11 | 12 | }); 13 | 14 | }); -------------------------------------------------------------------------------- /webapp/model/models.js: -------------------------------------------------------------------------------- 1 | sap.ui.define([ 2 | "sap/ui/model/json/JSONModel", 3 | "sap/ui/Device" 4 | ], function(JSONModel, Device) { 5 | "use strict"; 6 | 7 | return { 8 | 9 | createDeviceModel: function() { 10 | var oModel = new JSONModel(Device); 11 | oModel.setDefaultBindingMode("OneWay"); 12 | return oModel; 13 | } 14 | 15 | }; 16 | 17 | }); -------------------------------------------------------------------------------- /webapp/view/View1.view.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /.user.project.json: -------------------------------------------------------------------------------- 1 | { 2 | "run": [ 3 | { 4 | "filePath": "/webapp/index.html", 5 | "previewMode": 1, 6 | "dataMode": 1, 7 | "workspace": "withoutWorkspace", 8 | "ui5ActiveVersion": null, 9 | "ui5VerSource": null, 10 | "isDefaultVersion": 0, 11 | "urlParameters": [], 12 | "hashParameter": "", 13 | "backendSystem": [], 14 | "_metadata": { 15 | "id": 1675813, 16 | "runnerId": "webapprunner", 17 | "displayName": "Run index.html", 18 | "lastRunTimeStamp": 1487711855217 19 | } 20 | } 21 | ] 22 | } -------------------------------------------------------------------------------- /neo-app.json: -------------------------------------------------------------------------------- 1 | { 2 | "welcomeFile": "/webapp/index.html", 3 | "routes": [ 4 | { 5 | "path": "/resources", 6 | "target": { 7 | "type": "service", 8 | "name": "sapui5", 9 | "entryPath": "/resources" 10 | }, 11 | "description": "SAPUI5 Resources" 12 | }, 13 | { 14 | "path": "/test-resources", 15 | "target": { 16 | "type": "service", 17 | "name": "sapui5", 18 | "entryPath": "/test-resources" 19 | }, 20 | "description": "SAPUI5 Test Resources" 21 | } 22 | ], 23 | "sendWelcomeFileRedirect": true 24 | } -------------------------------------------------------------------------------- /webapp/view/Content1.view.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 5 | 6 | 7 |

8 | 9 | 10 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /webapp/Component.js: -------------------------------------------------------------------------------- 1 | sap.ui.define([ 2 | "sap/ui/core/UIComponent", 3 | "sap/ui/Device", 4 | "LatencyDemo/model/models" 5 | ], function(UIComponent, Device, models) { 6 | "use strict"; 7 | 8 | return UIComponent.extend("LatencyDemo.Component", { 9 | 10 | metadata: { 11 | manifest: "json" 12 | }, 13 | 14 | /** 15 | * The component is initialized by UI5 automatically during the startup of the app and calls the init method once. 16 | * @public 17 | * @override 18 | */ 19 | init: function() { 20 | // call the base component's init function 21 | UIComponent.prototype.init.apply(this, arguments); 22 | 23 | // set the device model 24 | this.setModel(models.createDeviceModel(), "device"); 25 | } 26 | }); 27 | 28 | }); -------------------------------------------------------------------------------- /webapp/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Startup Performance 6 | 7 | 15 | 16 | 24 | 25 | 26 | 27 | -------------------------------------------------------------------------------- /webapp/view/Content2.view.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /webapp/controller/Content2.controller.js: -------------------------------------------------------------------------------- 1 | sap.ui.define([ 2 | "sap/ui/core/mvc/Controller" 3 | ], function(Controller) { 4 | "use strict"; 5 | 6 | return Controller.extend("LatencyDemo.controller.Content2", { 7 | 8 | /** 9 | * Called when a controller is instantiated and its View controls (if available) are already created. 10 | * Can be used to modify the View before it is displayed, to bind event handlers and do other one-time initialization. 11 | * @memberOf LatencyDemo.view.Content2 12 | */ 13 | // onInit: function() { 14 | // 15 | // }, 16 | 17 | /** 18 | * Similar to onAfterRendering, but this hook is invoked before the controller's View is re-rendered 19 | * (NOT before the first rendering! onInit() is used for that one!). 20 | * @memberOf LatencyDemo.view.Content2 21 | */ 22 | // onBeforeRendering: function() { 23 | // 24 | // }, 25 | 26 | /** 27 | * Called when the View has been rendered (so its HTML is part of the document). Post-rendering manipulations of the HTML could be done here. 28 | * This hook is the same one that SAPUI5 controls get after being rendered. 29 | * @memberOf LatencyDemo.view.Content2 30 | */ 31 | // onAfterRendering: function() { 32 | // 33 | // }, 34 | 35 | /** 36 | * Called when the Controller is destroyed. Use this one to free resources and finalize activities. 37 | * @memberOf LatencyDemo.view.Content2 38 | */ 39 | // onExit: function() { 40 | // 41 | // } 42 | 43 | }); 44 | 45 | }); -------------------------------------------------------------------------------- /webapp/controller/Content1.controller.js: -------------------------------------------------------------------------------- 1 | sap.ui.define([ 2 | "sap/ui/core/mvc/Controller", 3 | "sap/m/Button" 4 | ], function(Controller) { 5 | "use strict"; 6 | 7 | return Controller.extend("LatencyDemo.controller.Content1", { 8 | 9 | /** 10 | * Called when a controller is instantiated and its View controls (if available) are already created. 11 | * Can be used to modify the View before it is displayed, to bind event handlers and do other one-time initialization. 12 | * @memberOf LatencyDemo.view.Content1 13 | */ 14 | // onInit: function() { 15 | // 16 | // }, 17 | 18 | /** 19 | * Similar to onAfterRendering, but this hook is invoked before the controller's View is re-rendered 20 | * (NOT before the first rendering! onInit() is used for that one!). 21 | * @memberOf LatencyDemo.view.Content1 22 | */ 23 | // onBeforeRendering: function() { 24 | // 25 | // }, 26 | 27 | /** 28 | * Called when the View has been rendered (so its HTML is part of the document). Post-rendering manipulations of the HTML could be done here. 29 | * This hook is the same one that SAPUI5 controls get after being rendered. 30 | * @memberOf LatencyDemo.view.Content1 31 | */ 32 | // onAfterRendering: function() { 33 | // 34 | // }, 35 | 36 | /** 37 | * Called when the Controller is destroyed. Use this one to free resources and finalize activities. 38 | * @memberOf LatencyDemo.view.Content1 39 | */ 40 | // onExit: function() { 41 | // 42 | // } 43 | 44 | }); 45 | 46 | }); -------------------------------------------------------------------------------- /webapp/manifest.json: -------------------------------------------------------------------------------- 1 | { 2 | "_version": "1.1.0", 3 | "sap.app": { 4 | "_version": "1.1.0", 5 | "id": "LatencyDemo", 6 | "type": "application", 7 | "i18n": "i18n/i18n.properties", 8 | "applicationVersion": { 9 | "version": "1.0.0" 10 | }, 11 | "title": "{{appTitle}}", 12 | "description": "{{appDescription}}", 13 | "sourceTemplate": { 14 | "id": "ui5template.basicSAPUI5ApplicationProject", 15 | "version": "1.32.0" 16 | } 17 | }, 18 | 19 | "sap.ui": { 20 | "_version": "1.1.0", 21 | "technology": "UI5", 22 | "icons": { 23 | "icon": "", 24 | "favIcon": "", 25 | "phone": "", 26 | "phone@2": "", 27 | "tablet": "", 28 | "tablet@2": "" 29 | }, 30 | "deviceTypes": { 31 | "desktop": true, 32 | "tablet": true, 33 | "phone": true 34 | }, 35 | "supportedThemes": [ 36 | "sap_hcb", 37 | "sap_bluecrystal" 38 | ] 39 | }, 40 | 41 | "sap.ui5": { 42 | "_version": "1.1.0", 43 | "rootView": { 44 | "viewName": "LatencyDemo.view.View1", 45 | "type": "XML" 46 | }, 47 | "dependencies": { 48 | "minUI5Version": "1.30.0", 49 | "libs": { 50 | "sap.ui.core": {}, 51 | "sap.m": {}, 52 | "sap.ui.layout": {} 53 | } 54 | }, 55 | "contentDensities": { 56 | "compact": true, 57 | "cozy": true 58 | }, 59 | "models": { 60 | "i18n": { 61 | "type": "sap.ui.model.resource.ResourceModel", 62 | "settings": { 63 | "bundleName": "LatencyDemo.i18n.i18n" 64 | } 65 | } 66 | }, 67 | "resources": { 68 | "css": [{ 69 | "uri": "css/style.css" 70 | }] 71 | } 72 | } 73 | } -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # ApplicationStartupPerformanceDemo 2 | 3 | A code repository for hosting demo code to optimize the startup performance of an app. 4 | 5 | What's in here? 6 | ----------------- 7 | 8 | In the master branch you can find: 9 | * A suboptimal app build with SAPUI5 10 | * If you throttle your browser or deploy it to a server with high latency, you will feel how slow it is 11 | * You can apply the mechanismns shown in the blog below to boost the startup performance of the app and make it much faster 12 | 13 | In the Result branch you can find: 14 | * The optimized code of the app with all important steps from the blog posts applied 15 | * It will be about 10x faster than the original code in the master branch for high-latency scenarios 16 | 17 | Important: Set your browser language to en_US to avoid additional requests to i18n.properties files. No 404 response codes should appear in network trace. 18 | 19 | Related Links 20 | ------------- 21 | 22 | *Multi-Version-Availability* 23 | * https://blogs.sap.com/2015/07/30/multi-version-availability-of-sapui5/ 24 | * https://sapui5.hana.ondemand.com/versionoverview.html 25 | 26 | *Performance Optimizations – Best Practices Part I* 27 | * https://blogs.sap.com/2016/10/29/sapui5-application-startup-performance-best-practices/ 28 | 29 | *Performance Optimizations - Best Practices Part II* 30 | * https://blogs.sap.com/2016/11/19/sapui5-application-startup-performance-advanced-topics/ 31 | 32 | Contributions 33 | ------------- 34 | 35 | All content is published under the Apache 2.0 license. 36 | For more information check the LICENSE.txt file 37 | 38 | If you spot any issues with the code or found a bug, please create an issue or a pull request and I will take care of it 39 | 40 | Thank you, 41 | 42 | Michael 43 | SAPUI5 Development Team 44 | -------------------------------------------------------------------------------- /LICENSE.txt: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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