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Pro Web 2.0 Application Development by Jeff Dwyer is the first book on professional Web 2.0 principles that includes the Google Web Toolkit (GWT). GWT is one of the leading Java Ajax frameworks in market, and his very hot in terms of relative growth; can be integrated with other broader Java frameworks like JBoss Seam and possibly Spring. This book's focus on a single, extremely rich, example “killer application” is the thing that sets this apart from other GWT titles. The author is the Founder and CEO of MyHippocampus, which is a good showpiece of innovative uses of GWT. He is a current practicing Web developer using Web 2.0 and current Ajax principles along with GWT as his framework/toolkit of choice.
Author(s): Jeff Dwyer Edition: 1 Publisher: Apress Year: 2008
Language: English Pages: 480
Pro Web 2.0 Application Development with GWT......Page 1 Contents at a Glance......Page 7 Contents......Page 9 About the Author......Page 19 About the Technical Reviewer......Page 21 Acknowledgments......Page 23 Introduction......Page 25 How This Book Is Structured......Page 26 Downloading the Code......Page 28 Contacting the Author......Page 29 “May You Live in Interesting Times”......Page 33 To HTML or Not to HTML?......Page 34 So What Is GWT?......Page 35 GWT Is Scalable......Page 36 GWT Can Be Refactored......Page 37 Speed......Page 38 Absolute Code Size......Page 39 The Number of Downloads Is Just As Important As Absolute Size......Page 40 Tools, Tools, Tools......Page 41 JavaScript Libraries......Page 42 The Rest of the Stack......Page 43 Maven 2......Page 44 Summary......Page 45 Sample Project Goals......Page 47 GWT Project Structure......Page 48 Client......Page 49 Server......Page 51 Public......Page 52 The GWT Module......Page 53 Sample Calculator Project Code......Page 54 NumberButton.java......Page 55 ControlButton.java......Page 57 Calculator.java (1)......Page 58 ControlAction.java......Page 59 Calculator.java......Page 60 The EntryPoint Class......Page 65 CalcButton: A CSS Enhancement......Page 66 Animation......Page 68 Code Size......Page 70 The Advantages of Compilation......Page 71 Pure Size......Page 72 Summary......Page 74 Designing ToCollege.Net......Page 77 User Story 4: Viewing Schools on a Map......Page 78 My Rankings List......Page 79 Progress Columns......Page 81 My Decision......Page 82 College Browser......Page 83 Forums......Page 84 Using Abstract Property POJOs......Page 85 Application Process Objects......Page 86 The Process Map......Page 87 Revisiting the User’s List of Schools with a Sorted Map......Page 88 Remodeling a Map Association As an Entity Class......Page 90 Summary......Page 91 Why Use Both?......Page 93 Choosing Spring MVC......Page 94 Templating with FreeMarker......Page 96 Splash!......Page 97 Template + Data Model = Output......Page 99 Macros......Page 100 Imports......Page 101 Showing Numbers with myNumber?c......Page 102 Index.ftl and Common.ftl......Page 103 SiteMesh and decorators/default.ftl......Page 104 IndexController.java......Page 110 BasicController.java and the IE 6 Transparent PNG Fix......Page 112 The Dispatcher Servlet......Page 113 Using a Mock for Testing......Page 115 REST-Style URLs in CollegeController.java......Page 116 Basic GWT Integration......Page 120 Modules, Entry Points, and Dictionaries......Page 121 Passing Information with JavaScript Dictionaries......Page 122 Showing a Loading Message......Page 124 ToCollege.Net RPC Integration......Page 125 ToCollegeApp.java......Page 126 ApplicationContext.java......Page 128 Serialization Policy......Page 130 MyPage.java......Page 131 Summary......Page 132 Securing Our Site......Page 133 Acegi Security System......Page 134 Acegi Security Fundamentals......Page 135 Implementing Acegi Security......Page 136 Add a Servlet Filter to web.xml......Page 137 The Filter Chain......Page 138 Processing Authentication......Page 140 Connecting to the User Database......Page 142 The UserDetails Problem......Page 143 Implementing UserDetailsService......Page 145 Storing Passwords......Page 147 Applying URL Security......Page 148 Acegi Security Bean Overview......Page 150 Creating a Login Page in Spring MVC......Page 151 Login Template......Page 152 Getting the Authenticated User in Code......Page 153 OpenID......Page 155 Acegi Security OpenID......Page 156 OpenIDLoginController......Page 157 OpenID Bean Configuration......Page 159 Getting the Current User......Page 160 Logging In from GWT......Page 161 Making Post Requests from GWT......Page 162 Login Service......Page 165 Summary......Page 166 Adding a Database......Page 169 DAOs and the ToCollege.net Architecture......Page 170 GWT-Specific Persistence Concerns......Page 171 Building the DAO Layer......Page 172 Integrating Hibernate......Page 173 Datasource Setup......Page 174 Hibernate SessionFactory......Page 175 Mapping the User Class with User.hbm.xml......Page 178 Hibernate Collections......Page 179 User and Application Database Tables......Page 180 List and List......Page 181 Many-to-Many Relationships......Page 182 Mapping a Map......Page 183 Application.java and Application.hbm.xml......Page 184 Application Tables......Page 185 SchoolDAO......Page 186 The Problem......Page 187 Possible Solutions......Page 188 Filter and Go......Page 189 Attaching HibernateFilter to GWT Serialization......Page 192 What Is the Command Pattern?......Page 194 Easier to Convert to Offline Mode......Page 195 How the Command Pattern Works......Page 196 Implementing Commands......Page 197 SaveRatingCommand.java......Page 198 Updating the Client Objects with AbstractCommand.java......Page 200 ServiceCache.java......Page 201 Testing......Page 202 Testing the DAO Layer......Page 203 UserDAOHibernateImplTest.java......Page 204 Testing the Service Layer......Page 206 SchoolServiceImpl.java......Page 207 Summary......Page 209 ToCollege.net’s GWT GUI......Page 211 Basic My Page GUI Framework......Page 212 Tab Listeners......Page 214 History Management: Repairing the Back Button......Page 215 RPC Status Notification......Page 217 Step 2: Creating a StatusPanel on Bootstrap......Page 220 Step 3: Implement the RPC Notification Strategy (StdAsyncCallback)......Page 221 Step 4: Displaying the Status with StatusPanel......Page 223 Primary and Dependent Styles......Page 226 Step 5: Making It Cool with Fading......Page 227 Drag ’n’ Drop......Page 228 DropController and DragController......Page 230 DragHandler......Page 232 RichTextArea......Page 234 RichTextToolbar’s ImageBundle......Page 236 VerticalLabel......Page 239 Summary......Page 242 The Mashup Landscape......Page 243 Where We’ll Use Maps in ToCollege.net......Page 244 The Google Maps API and Key......Page 246 Module Inheritance and Maps JavaScript......Page 248 A Simple Bulk Geocoder......Page 249 Creating Another Tab......Page 253 Creating a Map Object......Page 254 Loading Schools......Page 255 Making Clickable Markers......Page 256 Why the Dialog Box?......Page 257 Integrating with Spring MVC......Page 258 The GWT Side of CollegeMap......Page 261 Summary......Page 265 A Basic Suggest Box......Page 267 An Ideal Remote Suggest Box......Page 269 Implementing SchoolCompleter......Page 270 SchoolCompleteOracle......Page 273 Adding Highlighting......Page 275 A Basic, SQL LIKE Implementation......Page 277 MySQL Full Text Search......Page 281 Lucene......Page 282 Setting Up Compass Spring Beans......Page 283 Creating Compass Mappings......Page 285 Performing the Search......Page 287 Summary......Page 294 Forums......Page 295 List of Threads......Page 296 Post Display List......Page 297 Reply / Create New Thread......Page 298 History Management and Bookmarkable URLs......Page 299 AbstractForumPost.java......Page 300 Polymorphic ORM with ForumPost.hbm.xml......Page 302 Testing the Mappings with SchoolDAOHibernateTest......Page 304 ForumPost Methods in SchoolDAOHibernateImpl......Page 307 Forum Page Design......Page 310 Controlling the Forums with ForumApp......Page 311 Forum Display......Page 317 CreatePostButton......Page 323 ForumControlPanel......Page 327 TableWithHeaders......Page 328 ExternalLink......Page 329 Having Fun with JSNI......Page 332 Summary......Page 335 Authorization......Page 337 Protecting Our Domain......Page 338 Server Authorization Implementation......Page 339 Remembering Security with Our Guilty Consciences......Page 340 Selects......Page 341 Alternative Access......Page 342 Cross-Site Scripting (XSS)......Page 343 A Sample XSS Attack......Page 344 GWT’s Inherent Protection......Page 345 Analyzing XSS in FreeMarker......Page 346 Securing Ourselves from XSS with Filters......Page 347 Regular Expressions......Page 348 Writing a Sanitization Filter......Page 349 Applying the Sanitization Filter......Page 350 Cross-Site Forged Requests (XSRF)......Page 353 Adding a Client-Side Token......Page 354 Server-Side Token Checking......Page 355 Creating the Server-Side Token......Page 356 Server-Side Token Storage......Page 357 Unit Testing Our XSRF Protection......Page 359 Data Manipulation......Page 360 Out of Order Requests......Page 361 Summary......Page 362 How Search Works......Page 363 Search Engine Optimization (SEO)......Page 364 AJAX and Searching......Page 365 GWT and Searching......Page 366 Optimizing ToCollege.net for Indexing......Page 367 Using Lynx......Page 368 Option 3: Hidden
