Download PDF by Vipul Gupta: Accelerated GWT: Building Enterprise Google Web Toolkit

By Vipul Gupta

ISBN-10: 1430206160

ISBN-13: 9781430206163

ISBN-10: 1590599756

ISBN-13: 9781590599754

Ajax is an online improvement approach that takes good thing about JavaScript to exhibit and engage dynamically with info embedded right into a website. Its emergence has made it attainable to create net purposes that heavily resemble their desktop–based brethren. With this interesting new skill got here a number of demanding situations; not just did builders need to study JavaScript, yet they have been additionally compelled to exploit inefficient improvement methods, let alone take care of cross–platform and browser problems. yet with the discharge of Google internet Toolkit (GWT), Java builders may be able to proceed utilizing their favourite language to jot down robust Ajax purposes whereas utilizing not just the Java language, but additionally the exact same improvement instruments they’re already utilizing on a regular basis!

Serious Java builders desirous to write Ajax functions utilizing GWT can anticipate a fast–paced, but thorough, advent to GWT from Java specialist Vipul Gupta. You’ll achieve key insights into the GWT framework’s services and will depend on transparent guideline that would allow you to contain GWT into your day-by-day improvement regimen within the prime approach. Accelerated GWT introduces you to the preferred GWT framework in a manner that would let you start utilizing GWT briefly order. Forgoing superfluous introductions to JavaScript and Ajax, you’ll as an alternative be immersed in GWT basics from the first actual bankruptcy. next chapters talk about key GWT thoughts corresponding to structure, widgets, and RPC. realizing you’ll are looking to successfully combine GWT into your improvement workflow, the writer additionally devotes time to sound GWT program layout, trying out, and internationalization issues.

What you’ll learn

  • Use GWT’s distant process name (RPC) functions to vastly improve the consumer event through optimizing program functionality
  • Go past uncomplicated syntax basics to benefit find out how to so much successfully layout and attempt your GWT functions
  • Build advanced interfaces by means of benefiting from GWT’s complex widget choices

Who this e-book is for

Java–minded internet builders trying to contain Ajax features into their net functions with no sacrificing sound improvement rules.

Table of Contents

  1. GWT fundamentals and a primary software
  2. GWT structure and inner positive factors
  3. UI Programming: simple Widgets
  4. Communication: RPC
  5. UI Programming: dealing with occasions and utilizing AdvancedWidgets
  6. Communication: complex recommendations
  7. Testing GWT functions
  8. Internationalizing Your purposes: A modern day fact
  9. Some very important, Not-to-Be-Missed strategies
  10. Peeking Into the approaching GWT 1.5 unlock

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Extra info for Accelerated GWT: Building Enterprise Google Web Toolkit Applications

Example text

GetPropertyOracle() Returns the PropertyOracle (explained later in this section) for the GeneratorContext. ■Note The source code generation process for a named type, started with a call to the GeneratorContext. ) method is called. ext package is used to log messages in deferred binding generators. Table 2-9 lists the various methods available in the TreeLogger interface. Table 2-9. Type, String, Throwable) Used to log a message and the corresponding exception. Type) Used to determine whether a specific log type can be logged.

It’s important to understand that the language-level restrictions are applicable only for the client part of the application, that is, to the code that the compiler will translate to JavaScript. This also means you are free to use any constructs for the server part of the application. Let’s see what happens if you don’t obey the previous restriction of a language construct in the client code. Let’s modify the NewsClient application you developed in Chapter 1. java) of the application (see Listing 1-9 in Chapter 1) and converted the newsEntries String array to an ArrayList that takes String objects (using generics).

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Running the Application in Hosted Mode With all this behind you, you should now run the NewsClient application in hosted mode to see the application in action. The class named GWTShell is used to run the application in hosted mode and is explained next. GWTShell), and you can use it to run your applications. jar). Table 1-2 lists GWTShell’s command-line options. Table 1-2. qxd 3/27/08 3:37 PM Page 23 CHAPTER 1 ■ GWT BASICS AND A FIRST APPLICATION Flag Name Description -gen Specifies the directory into which generated files will be written for review -out Specifies the directory to write output files into (defaults to current) -style Specifies the script output style; GWT supports OBF[USCATED], PRETTY, and DETAILED (defaults to OBF) url Automatically launches the specified URL To run your project from the command line, you need to set up the proper classpath for the Java interpreter.

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Accelerated GWT: Building Enterprise Google Web Toolkit Applications by Vipul Gupta


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