Installing the BlueJ is straightforward. To help students equip with the latest version of all necessary software for the BlueJ, the installation procedures are recommended in three steps:
* Step One: Install Java Standard Edition Development Kit (JDK)
* Step Two: Install BlueJ development environment
* Step Three: Install Web-CAT extension (optional)
Let's begin from Step One！
* The order matters, and please follow the three steps in sequece.
* If you have installed JDK before on your computer, you may skip it to the Step Two. However, it is recommended to make sure that you have installed the latest stable version for JDK.