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Java is the widely used programming language used by billion of application. Generally, every system required Java installed there. You may also need to Install Oracle Java 8 on your Linux system. You will require the PPA maintained by Webupd8 Team to Install Oracle JAVA 8 on Your Ubuntu and Linux System.

Read this => Install Java 8 on Debian
>Read this => Install Java 8 on CentOS, RHEL & Fedora

Use this tutorial to install Oracle JAVA 8 (JDK 8u144) on Ubuntu 17.10, 17.04, 16.04, 14.04 and 12.04 LTS and LinuxMint 18, 17 systems using PPA.
Step 1 – Install JAVA 8

First of all, you need to add webupd8team Java PPA repository in your system. After that install, Oracle Java 8 using following a set of commands.

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

Step 2 – Verify Installed Java Version

After successfully installing Oracle Java using above step verify installed version using the following command.

[email protected]:~$ java -version

java version “1.8.0_144”
Java™ SE Runtime Environment (build 1.8.0_144-b01)
Java HotSpot™ 64-Bit Server VM (build 25.144-b01, mixed mode)

Step 3 – Setup Java Environment

Also, install Java configuration package. It seems like below package is already installed with latest operating systems during installation of JAVA packages. But you can still make sure by running below command.

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

Now add the JAVA_HOME and JRE_HOME environment variable in /etc/environment configuration file using following command.

$ cat >> /etc/environment <<EOL
JAVA_HOME=/usr/lib/jvm/java-8-oracle
JRE_HOME=/usr/lib/jvm/java-8-oracle/jre
EOL

https://www.youtube.com/watch?v=JQxIFr4zRRs

Finally, You have successfully installed Java 8 on your system. In addition if you are looking for Google chrome installation visit Install Google Chrome on Ubuntu & LinuxMint