Node.js Programming In Eclipse

• “Node.js” is server side scripting language. It is  good for Single Page Type Application.

• It is popular due to its Asynchronous Nature.

• It Can be downloaded for Windows as MSI Installer :-

          http://nodejs.org/download/

• The Eclipse Plugin for Node type application project can be downloaded from :-

          http://www.nodeclipse.org/updates

• This Demo, “Shows a Sample node program running in Eclipse.It Uses ‘http’ module for listening to a port”.

• Node Setting in Eclipse Window > preference ,

• Create a new Node Project in Eclipse,

•  Let the Project name is “NodeJsDemo“.The Project Structure,

•  The “demo_node.js” file ,

/**
 * node file
 * Server side script
 * Listening port 9091
 * It returns a string with color red
 */

var http = require('http');

http.createServer(function (req, res) {
 
  res.writeHead(200, {'Content-Type': 'text/html'});
  
  res.write("<h2 style='color:green'>Hi This is Sandeep.Testing Node js in Eclipse.</h2>");
  
  res.end();
  
}).listen(9091, '127.0.0.1');

• Here the program Listens for port 9091 and when any request is made to localhost it returns string with HTML.

• The Run As option in Eclipse for Node application,

• After running as node option , We can see the server thread in  Debug view,

•  The output of the  application can be viewed by calling the localhost for the port 9091.