Java Ubuntu Version

java.sh

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

sudo apt-get install oracle-java7-installer
sudo apt-get install oracle-java8-installer

# choose java version
sudo update-alternatives --config java

# set JAVA_HOME
sudo nano /etc/environment
> JAVA_HOME="/usr/lib/jvm/java-8-oracle"
source /etc/environment
echi $JAVA_HOME