Glassfish plugin for Eclipse

Glassfish has come as an plugin for Eclipse - bringing with it a lot of ease enjoyed by NetBeans IDE users

Steps:
1. In Eclipse, menu ->   -> drop-drop,
    a. Check if software site "https://ajax.dev.java.net/eclipse" exists?
        If not, add it thru preferences link (below it).
    b. it would show as below:

 2. Select 'Glassfish JEE5, Java' and click 'next'

 3. Accept the 'Terms & conditions'
 4. In Progress:

5. Now, In servers tab -> , we can find the Glassfish servers as below:

 Also, in context menu, as below:

Misc Reference:
Creating JAX-WS using Metro plugin for Eclipse