C.3. Sun JDK on Red Hat Enterprise Linux AS/ES 4

Use this procedure to install the Sun Microsystems Java Development Kit on Red Hat Enterprise Linux AS or ES 4.

Important

The following commands must be run as root.

Procedure C.3. Installing the Sun Microsystems JDK on Red Hat Enterprise Linux AS/ES 4

Subscribe to the Extras channel.
The Sun Microsystems Java Development Kit is available in the Red Hat Extras channel. Ensure that the machine is subscribed to this channel in order to install this package.
Install using the up2date command.
Run this command to install the package:
```
up2date java-1.6.0-sun-devel
```
Set OpenJDK to the system's default Java Development Kit.
To ensure that the intended JDK is set as the system default, run the alternatives command as described in Section C.4, “ Setting the default JDK with the /usr/sbin/alternatives Utility ”