Verify the installation, by running the following command which will print the Java version: java -version Once the package index is updated install the default Java OpenJDK package with: sudo apt install default-jdk Installing the Default OpenJDK (Java 11) #Īt the time of writing, the latest LTS version of Java is version 11.įollow the steps below to install Java OpenJDK 11 on your Ubuntu system:įirst, update the apt package index with: sudo apt update If you don’t know which Java implementation or version to use, the general recommendation is to stick with the default OpenJDK version available on Ubuntu 18.04.

We will show you how to install various Java packages. Java developer should install JDK, which also includes the development/debugging tools and libraries. If you only want to run Java programs, then you need JRE, which contains only the Java Runtime Environment. There are two different Java packages in Ubuntu repositories, Java Runtime Environment (JRE), and the Java Development Kit (JDK). OpenJDK and Oracle Java are the two main implementations of Java, with almost no differences between them except that Oracle Java has a few additional commercial features. This tutorial covers the installation of the Java SE (Standard Edition) edition. Java is distributed in three different editions, Standard Edition (SE), Enterprise Edition (EE), and Micro Edition (ME). Prerequisites #īefore continuing with this tutorial, make sure you are logged in as a user with sudo privileges The same instructions apply for Ubuntu 16.04 and any Ubuntu-based distribution, including Kubuntu, Linux Mint and Elementary OS.

This tutorial describes how to install various versions of OpenJDK as well as Oracle Java on Ubuntu 18.04. How to Install Java on Ubuntu - ImagineLinux

Install java jdk