Download and install package from the Oracle website:
* http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

Alternatively, you can use package manager for your Linux distribution.

== Ubuntu ==

 $ sudo apt-get install openjdk-8-jdk
    or
 $ sudo apt-get install openjdk-7-jdk
    or
 $ sudo apt-get install openjdk-6-jdk