12/17/2023 0 Comments Openjdk 11 ubuntuIn this tutorial, you learned how to install Java Runtime Environment ( JRE) and the Java Developer Kit ( JDK) on Ubuntu 20.04 and Ubuntu 18.04. Package oracle-java10-installer has no installation candidate Douglas Gaskell. also note that you cant use the ppa for jdk 10 on Ubuntu 18.10 for some reason. You will get the following output: /usr/lib/jvm/java-11-openjdk-amd64 Ubuntu package openjdk-11-jdk contains java 10.0.2 :) Mad Penguin. Verify that the environment variable is set: $ echo $JAVA_HOME Save the file and reload the file to apply the changes to your current session: $ source /etc/environment Then open /etc/environment file using nano text editor: $ sudo nano /etc/environmentĪdd the following line at the end of the file, make sure to replace the location of your Java installation path. You will get the following output: /usr/lib/jvm/java-11-openjdk-amd64/bin/java To set the JAVA_HOME environment variable, first, discover where Java is installed by running the following command. Most of the Java-based software programs use the JAVA_HOME environment variable to discover the Java installation location. Setting the JAVA_HOME Environment Variable in Ubuntu You will get the following output: javac 11.0.10 $ sudo apt install default-jdkĪfter installation, verify the JDK installation by checking the version as shown. To install the JDK, run the following command. Once JRE installed, you might also need the JDK ( Java Development Kit) in order to compile and run a Java-based application. OpenJDK 64-Bit Server VM (build 11.0.10+9-Ubuntu-0ubuntu1.20.04, mixed mode, sharing) OpenJDK Runtime Environment (build 11.0.10+9-Ubuntu-0ubuntu1.20.04) You will get the following output: openjdk version "11.0.10" Once Java installed, you can verify the installation with: $ java -version Now run the following command to install the default OpenJDK 11, which will provide Java Runtime Environment ( JRE). Sudo apt install openjdk-8-jre-headless # version 8u282-b08-0ubuntu1~20.04 Sudo apt install default-jre # version 2:1.11-72 Command 'java' not found, but can be installed with: If Java is not currently installed, you will get the following output.
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