Answer:
To simply put ‘Write JavaScript using JAVA’
And in a little more detail:
Compiles JAVA code into JavaScript code
Takes care of cross browser compatibility by generating a browser specific code
Not client side alone. Has a deployable server side components (which is not compiled into JavaScript)
Client communicates to server via GWT-RPC call (if services are written using GWT),
Supports http calls using JSON and XML format
Supports AJAX calls
With JSNI (Javascript native interface) can mix javascript code with java code
java can call javascript method
javascript can call java method
And in a little more detail:
Compiles JAVA code into JavaScript code
Takes care of cross browser compatibility by generating a browser specific code
Not client side alone. Has a deployable server side components (which is not compiled into JavaScript)
Client communicates to server via GWT-RPC call (if services are written using GWT),
Supports http calls using JSON and XML format
Supports AJAX calls
With JSNI (Javascript native interface) can mix javascript code with java code
java can call javascript method
javascript can call java method
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