In this case, we can see that the installer is expecting version 11.0.4. We’ll download the install from this repository in the next step, but for now look for the oracle-java11-installer-local. We can check what version the installer needs by visiting the package listing of the installer’s software repository. We need to make sure we’re downloading the correct version of Java, because it needs to match what the installer is expecting.

If you don’t already have an Oracle account, create one at Oracle’s account creation page.Īfterwards, navigate to Oracle’s Java SE Downloads page: Downloading Oracle’s Java SE Software Packageĭue to recent changes in the way Oracle handles Java licensing, you’ll need to create an Oracle account and download the software directly from their website before continuing with the installation. To install the official Oracle JDK, we’ll need to download some files directly from Oracle, then install them using an installer we’ll fetch from a third-party repository.įirst, let’s download Java from Oracle’s website. Next, let’s look at how to install Oracle’s official JDK and JRE. If Java is not currently installed, you’ll see the following output: Next, check if Java is already installed:

To install the OpenJDK version of Java, first update your apt package index: Java 11 is the current Long Term Support version of Java. By default, Debian 10 includes OpenJDK version 11, which is an open-source variant of the JRE and JDK, and is compatible with Java 11. The easiest option for installing Java is to use the version packaged with Debian.

You can set this up by following our Debian 10 initial server setup guide. One Debian 10 server with a non-root, sudo-enabled user.When you’re finished, you’ll be able to use the JDK to develop software or use the Java Runtime to run software. You’ll then select the version you wish to use for your projects. You’ll install OpenJDK 11 as well as the official Java 11 software from Oracle. In this guide, you will install different versions of the Java Runtime Environment (JRE) and the Java Developer Kit (JDK) using Debian’s apt package management system. Java and the JVM (Java Virtual Machine) are required for many kinds of software, including Tomcat, Jetty, Glassfish, Cassandra and Jenkins.

Download jre