How to install Oracle Java 8 on Ubuntu

This post is a quick how-to for installing Oracle Java 8 on Ubuntu.

The instructions in this post are supported on the following Ubuntu releases:

Ubuntu 12.04 LTS  Precise Pangolin

Ubuntu 14.04 LTS  Trusty Tahr

Ubuntu 16.04 LTS  Xenial Xerus

Ubuntu 17.10  Artful Aardvark

Ubuntu 18.04 LTS  Bionic Beaver

Java enables cross-platform application development and deployment, supporting a wide variety of platforms from embedded devices through to enterprise servers.

Oracle Java 8 will continue to receive regular updates through until at least December 2020, and is supported through until March 2025.

To install Oracle Java 8, complete the following steps:

1. Add the WebUpd8 Java repository to the sources list, using the following command:
   
   

   sudo add-apt-repository -y ppa:webupd8team/java

   Package lists will be updated automatically.
2. Launch the Oracle Java 8 Installer, using the following command:
   
   

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

   The Oracle Binary Code License Agreement for the Java SE Platform Products and JavaFX message is displayed.
   
   

   ┌───────────────────────────────┤ Configuring oracle-java8-installer ├───────────────────────────────┐
   │                                                                                                    │
   │ Oracle Binary Code License Agreement for the Java SE Platform Products and JavaFX                  │
   │                                                                                                    │
   │                                                                                                    │
   │                                                                                                    │
   │ You MUST agree to the license available in http://java.com/license if you want to use Oracle JDK.  │
   │                                                                                                    │
   │                                               <Ok>                                                 │
   │                                                                                                    │
   └────────────────────────────────────────────────────────────────────────────────────────────────────┘

3. Select <Ok> and press Enter. The Do you accept the Oracle Binary Code license terms? prompt is displayed.
   
   

   ┌─────────────────────────────────────────────────────────┤ Configuring oracle-java8-installer ├─────────────────────────────────────────────────────────┐
   │                                                                                                                                                        │
   │ In order to install this package, you must accept the license terms, the "Oracle Binary Code License Agreement for the Java SE Platform Products and   │
   │ JavaFX ". Not accepting will cancel the installation.                                                                                                  │
   │                                                                                                                                                        │
   │ Do you accept the Oracle Binary Code license terms?                                                                                                    │
   │                                                                                                                                                        │
   │                                              <Yes>                                                 <No>                                                │
   │                                                                                                                                                        │
   └────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘

4. Select <Yes> and press Enter. The download and installation process will begin.
5. Once complete, you can confirm the installed version of Java using the following command:
   
   

   java -version

   This command produces output similar to the following:
   
   

   java version "1.8.0_171"
   Java(TM) SE Runtime Environment (build 1.8.0_171-b11)
   Java HotSpot(TM) 64-Bit Server VM (build 25.171-b11, mixed mode)

   Oracle Java 8 is now installed and ready for use.