Follow these instructions to build and package the converter example in NetBeans IDE.
In NetBeans IDE, select File->Open Project.
In the Open Project dialog, navigate to tut-install/examples/ejb/.
Select the converter folder.
Select the Open as Main Project and Open Required Projects check boxes.
Click Open Project.
In the Projects tab, right-click the converter project and select Run. A web browser window will open the URL http://localhost:8080/converter