eclipse icon issue in ubuntu 12.04

1. Install gnome-desktop if it is not there 
2. Execute the command gnome-desktop-item-edit --create-new ~/Desktop
3. click on the icon on left top side of the pop up box and set the for icon.xpm where eclipse edittor unzipped
4. set the application path

Now it is ready to run eclipse from your Desktop luncher.

-Khirod