Install Oracle java 8

=== Install Java 8 (JDK 8) ===

$sudo apt-get install python-software-properties
$sudo add-apt-repository ppa:webupd8team/java
$sudo apt-get update
$sudo apt-get install oracle-java8-installer

=== Verify JAVA Version ===

$java -version

java version "1.8.0_25"
Java(TM) SE Runtime Environment (build 1.8.0_25-b17)
Java HotSpot(TM) 64-Bit Server VM (build 25.25-b02, mixed mode)

=== Setup JAVA Environment ===

$ sudo apt-get install oracle-java8-set-default