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Google Web Toolkitfor

Mobile ApplicationsDevelopment

INGENUITY AT ITS BEST……………….

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GWT ToolkitA Dream Come True

DEVELOPING CROSS PLATFORM MOBILE APPLICATIONS

WITH JAVA

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GWT Java Code to JavaScript

Development is done using Java with the freedom of using andevelopment tool of choice

 Java code written is compiled into cross!platform read code in

 JavaScript

"TM#

Works well for all ma$or popular devices % their standardfeatures

Camera Accelerometer

G&S

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Google Web Toolkit

An open source set of tools

Completel free

'mprovised dnamic open source communit

 JavaScript (ront!end applications for

Creating

Maintaining

 JavaScript creation using Java based code

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GWT )*ers

Applications for multiple platforms

)ptimi+ed comple, browser!based applications

 Translation of Java applications to standalone- optimi+ed JavaScript.les

/mbedding of JavaScript directl into Java code using Java

comments

 Two Modes

Development Mode for writing the code

Debugging and &roduction Mode

(le,ibilit to develop in other development environments

)b$ect! )riented Design and Development

Dnamic and 0eusable 1' components

(ast Development Ccles

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 The Application Development#ifeccle with GWT

Develop

• Java• Java

DevelopmentTools

Test & Debug

• Error freecode

Compile

• JavaScriptFiles

Optimize

• Code

• Browser• CSS

Eecute

• Cross !latformDeplo"ment

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 Test and Debug &hase

 The GWT Developer plugin bridges the Javacode supplied to the debugger and the JavaScript

Standard Java Testing Aids

'nspect variables

3reakpoints

 Testing Tools

(irebug

'nspector

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)ptimi+ation &hase

Code )ptimi+ation

Done in the Java Code b GWT

Compiler 0emoving dead code

String optimi+ation

'n lining of methods and functions

3rowser laout % CSS )ptimi+ation

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/,ecution &hase

 Just before deploment- GWT complies the Javasource code into Java script .les4

 These are optimi+ed- stand!alone .les which

automaticall run across most commonbrowsers and mobile platforms like Android- i)Sand Windows &hone4

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 Ma$or Components of GWT

GWT Java-to-JavaScript Compiler• Translates t#e Java to t#e JavaScript $%T Development ode• To run & eecute $%T applications in development

Google Web Toolkit Developer Plugin

• Supports t#e Development mode t#roug# t#e use of a native'code

plugin for man" popular browsers

JRE emulation library

• JavaScript implementations of t#e commonl" used classes in t#eJava standard class librar"

GWT Web UI cla library

• ( set of custom interfaces and classes for creating widgets

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GWT is the (uture54

As mobile and wearable devices take over the world toda- werecogni+e the powers of Cross platform technologies as beingthe most mobile read tools to develop mobile sites and apps

across various platforms and devices

't is then- but a natural step for them to e,plore technologieslike Google Web 6it for cross platform development

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