Homepage:	http://java.sun.com/ Image Removed
Download:	http://java.sun.com/javase/downloads/index.jsp Image Removed
File(s):	Windows: jdk-6u13-windows-i586-p.exe (75 MB)

...

• Execute EXE-File
• Wizard:
  • Accept License Agreement
  • Install all components (Java DB not needed, but is only 25 MB...)
  • Target directories (defaults, don't change anything):
    • Development Tools: C:\Program Files\Java\jdk1.6.0_13\
    • Demos and Samples: C:\Program Files\Java\jdk1.6.0_13\
    • Source Code: C:\Program Files\Java\jdk1.6.0_13\
    • Public JRE: C:\Program Files\Java\jre6\
    • Java DB: C:\Program Files\Sun\JavaDB\
• After installation a popup appears, which wants you to register. You don't need to do this.

Ubuntu

• Execute Synaptic package manager
• Install "sun-java6-jdk"
• Agree to license shown in dialog

Configuration

• Add JAVA_HOME variable to your environment:

...

• Start - Settings - Control Panel - System - Advanced - Environment Variables
• System variables - New: JAVA_HOME = C:\Program Files\Java\jdk1.6.0_13

Ubuntu:

# nano /etc/environment
...
JAVA_HOME="/usr/lib/jvm/java-6-sun/"
...
# source /etc/environment

Test

Windows:

• Open a new command prompt window (Start - Programs - Accessoires - Command Prompt)

C:\>\*java>java -version\*
java version "1.6.0_13"
Java(TM) SE Runtime Environment (build 1.6.0_13-b03)
Java HotSpot(TM) Client VM (build 11.3-b02, mixed mode, sharing)
C:\>*echo>echo %JAVA_HOME%*
C:\Program Files\Java\jdk1.6.0_13

Ubuntu:

• Open a new terminal

$ java -version
java version "1.6.0_16"
Java(TM) SE Runtime Environment (build 1.6.0_16-b01)
Java HotSpot(TM) Server VM (build 14.2-b01, mixed mode)
$ echo $JAVA_HOME
/usr/lib/jvm/java-6-sun/