├── .user.project.json ├── LICENSE.txt ├── README.md ├── neo-app.json └── webapp ├── Component.js ├── controller ├── Content1.controller.js ├── Content2.controller.js └── View1.controller.js ├── css └── style.css ├── i18n └── i18n_en_US.properties ├── index.html ├── manifest.json ├── model └── models.js ├── util ├── File1.js └── File2.js └── view ├── Content1.view.xml ├── Content2.view.xml └── View1.view.xml /.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 | } -------------------------------------------------------------------------------- /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. Definitions. 8 | 9 | "License" shall mean the terms and conditions for use, reproduction, 10 | and distribution as defined by Sections 1 through 9 of this document. 11 | 12 | "Licensor" shall mean the copyright owner or entity authorized by 13 | the copyright owner that is granting the License. 14 | 15 | "Legal Entity" shall mean the union of the acting entity and all 16 | other entities that control, are controlled by, or are under common 17 | control with that entity. For the purposes of this definition, 18 | "control" means (i) the power, direct or indirect, to cause the 19 | direction or management of such entity, whether by contract or 20 | otherwise, or (ii) ownership of fifty percent (50%) or more of the 21 | outstanding shares, or (iii) beneficial ownership of such entity. 22 | 23 | "You" (or "Your") shall mean an individual or Legal Entity 24 | exercising permissions granted by this License. 25 | 26 | "Source" form shall mean the preferred form for making modifications, 27 | including but not limited to software source code, documentation 28 | source, and configuration files. 29 | 30 | "Object" form shall mean any form resulting from mechanical 31 | transformation or translation of a Source form, including but 32 | not limited to compiled object code, generated documentation, 33 | and conversions to other media types. 34 | 35 | "Work" shall mean the work of authorship, whether in Source or 36 | Object form, made available under the License, as indicated by a 37 | copyright notice that is included in or attached to the work 38 | (an example is provided in the Appendix below). 39 | 40 | "Derivative Works" shall mean any work, whether in Source or Object 41 | form, that is based on (or derived from) the Work and for which the 42 | editorial revisions, annotations, elaborations, or other modifications 43 | represent, as a whole, an original work of authorship. For the purposes 44 | of this License, Derivative Works shall not include works that remain 45 | separable from, or merely link (or bind by name) to the interfaces of, 46 | the Work and Derivative Works thereof. 47 | 48 | "Contribution" shall mean any work of authorship, including 49 | the original version of the Work and any modifications or additions 50 | to that Work or Derivative Works thereof, that is intentionally 51 | submitted to Licensor for inclusion in the Work by the copyright owner 52 | or by an individual or Legal Entity authorized to submit on behalf of 53 | the copyright owner. For the purposes of this definition, "submitted" 54 | means any form of electronic, verbal, or written communication sent 55 | to the Licensor or its representatives, including but not limited to 56 | communication on electronic mailing lists, source code control systems, 57 | and issue tracking systems that are managed by, or on behalf of, the 58 | Licensor for the purpose of discussing and improving the Work, but 59 | excluding communication that is conspicuously marked or otherwise 60 | designated in writing by the copyright owner as "Not a Contribution." 61 | 62 | "Contributor" shall mean Licensor and any individual or Legal Entity 63 | on behalf of whom a Contribution has been received by Licensor and 64 | subsequently incorporated within the Work. 65 | 66 | 2. Grant of Copyright License. Subject to the terms and conditions of 67 | this License, each Contributor hereby grants to You a perpetual, 68 | worldwide, non-exclusive, no-charge, royalty-free, irrevocable 69 | copyright license to reproduce, prepare Derivative Works of, 70 | publicly display, publicly perform, sublicense, and distribute the 71 | Work and such Derivative Works in Source or Object form. 72 | 73 | 3. Grant of Patent License. Subject to the terms and conditions of 74 | this License, each Contributor hereby grants to You a perpetual, 75 | worldwide, non-exclusive, no-charge, royalty-free, irrevocable 76 | (except as stated in this section) patent license to make, have made, 77 | use, offer to sell, sell, import, and otherwise transfer the Work, 78 | where such license applies only to those patent claims licensable 79 | by such Contributor that are necessarily infringed by their 80 | Contribution(s) alone or by combination of their Contribution(s) 81 | with the Work to which such Contribution(s) was submitted. If You 82 | institute patent litigation against any entity (including a 83 | cross-claim or counterclaim in a lawsuit) alleging that the Work 84 | or a Contribution incorporated within the Work constitutes direct 85 | or contributory patent infringement, then any patent licenses 86 | granted to You under this License for that Work shall terminate 87 | as of the date such litigation is filed. 88 | 89 | 4. Redistribution. You may reproduce and distribute copies of the 90 | Work or Derivative Works thereof in any medium, with or without 91 | modifications, and in Source or Object form, provided that You 92 | meet the following conditions: 93 | 94 | (a) You must give any other recipients of the Work or 95 | Derivative Works a copy of this License; and 96 | 97 | (b) You must cause any modified files to carry prominent notices 98 | stating that You changed the files; and 99 | 100 | (c) You must retain, in the Source form of any Derivative Works 101 | that You distribute, all copyright, patent, trademark, and 102 | attribution notices from the Source form of the Work, 103 | excluding those notices that do not pertain to any part of 104 | the Derivative Works; and 105 | 106 | (d) If the Work includes a "NOTICE" text file as part of its 107 | distribution, then any Derivative Works that You distribute must 108 | include a readable copy of the attribution notices contained 109 | within such NOTICE file, excluding those notices that do not 110 | pertain to any part of the Derivative Works, in at least one 111 | of the following places: within a NOTICE text file distributed 112 | as part of the Derivative Works; within the Source form or 113 | documentation, if provided along with the Derivative Works; or, 114 | within a display generated by the Derivative Works, if and 115 | wherever such third-party notices normally appear. The contents 116 | of the NOTICE file are for informational purposes only and 117 | do not modify the License. You may add Your own attribution 118 | notices within Derivative Works that You distribute, alongside 119 | or as an addendum to the NOTICE text from the Work, provided 120 | that such additional attribution notices cannot be construed 121 | as modifying the License. 122 | 123 | You may add Your own copyright statement to Your modifications and 124 | may provide additional or different license terms and conditions 125 | for use, reproduction, or distribution of Your modifications, or 126 | for any such Derivative Works as a whole, provided Your use, 127 | reproduction, and distribution of the Work otherwise complies with 128 | the conditions stated in this License. 129 | 130 | 5. Submission of Contributions. Unless You explicitly state otherwise, 131 | any Contribution intentionally submitted for inclusion in the Work 132 | by You to the Licensor shall be under the terms and conditions of 133 | this License, without any additional terms or conditions. 134 | Notwithstanding the above, nothing herein shall supersede or modify 135 | the terms of any separate license agreement you may have executed 136 | with Licensor regarding such Contributions. 137 | 138 | 6. Trademarks. This License does not grant permission to use the trade 139 | names, trademarks, service marks, or product names of the Licensor, 140 | except as required for reasonable and customary use in describing the 141 | origin of the Work and reproducing the content of the NOTICE file. 142 | 143 | 7. Disclaimer of Warranty. Unless required by applicable law or 144 | agreed to in writing, Licensor provides the Work (and each 145 | Contributor provides its Contributions) on an "AS IS" BASIS, 146 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 147 | implied, including, without limitation, any warranties or conditions 148 | of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A 149 | PARTICULAR PURPOSE. You are solely responsible for determining the 150 | appropriateness of using or redistributing the Work and assume any 151 | risks associated with Your exercise of permissions under this License. 152 | 153 | 8. Limitation of Liability. In no event and under no legal theory, 154 | whether in tort (including negligence), contract, or otherwise, 155 | unless required by applicable law (such as deliberate and grossly 156 | negligent acts) or agreed to in writing, shall any Contributor be 157 | liable to You for damages, including any direct, indirect, special, 158 | incidental, or consequential damages of any character arising as a 159 | result of this License or out of the use or inability to use the 160 | Work (including but not limited to damages for loss of goodwill, 161 | work stoppage, computer failure or malfunction, or any and all 162 | other commercial damages or losses), even if such Contributor 163 | has been advised of the possibility of such damages. 164 | 165 | 9. Accepting Warranty or Additional Liability. While redistributing 166 | the Work or Derivative Works thereof, You may choose to offer, 167 | and charge a fee for, acceptance of support, warranty, indemnity, 168 | or other liability obligations and/or rights consistent with this 169 | License. However, in accepting such obligations, You may act only 170 | on Your own behalf and on Your sole responsibility, not on behalf 171 | of any other Contributor, and only if You agree to indemnify, 172 | defend, and hold each Contributor harmless for any liability 173 | incurred by, or claims asserted against, such Contributor by reason 174 | of your accepting any such warranty or additional liability. 175 | 176 | END OF TERMS AND CONDITIONS 177 | 178 | APPENDIX: How to apply the Apache License to your work. 179 | 180 | To apply the Apache License to your work, attach the following 181 | boilerplate notice, with the fields enclosed by brackets "{}" 182 | replaced with your own identifying information. (Don't include 183 | the brackets!) The text should be enclosed in the appropriate 184 | comment syntax for the file format. We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright {yyyy} {name of copyright owner} 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /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/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/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/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/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/css/style.css: -------------------------------------------------------------------------------- 1 | /* Enter your custom styles here */ -------------------------------------------------------------------------------- /webapp/i18n/i18n_en_US.properties: -------------------------------------------------------------------------------- 1 | title=Startup Performance 2 | appTitle = App Title 3 | appDescription=App Description -------------------------------------------------------------------------------- /webapp/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Startup Performance 6 | 7 | 15 | 16 | 24 | 25 | 26 | 27 | -------------------------------------------------------------------------------- /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 | } -------------------------------------------------------------------------------- /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/util/File1.js: -------------------------------------------------------------------------------- 1 | jQuery.sap.declare('LatencyDemo.util.File1'); 2 | 3 | jQuery.sap.require('LatencyDemo.util.File2'); -------------------------------------------------------------------------------- /webapp/util/File2.js: -------------------------------------------------------------------------------- 1 | jQuery.sap.declare('LatencyDemo.util.File2'); -------------------------------------------------------------------------------- /webapp/view/Content1.view.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /webapp/view/Content2.view.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /webapp/view/View1.view.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | --------------------------------------------------------------------------------