Set variables based on the Java location and version for all users. For example, to run Java programs from anywhere, you need to set $JAVA_HOME and other variables to match your version of Java.Ĭreate a new file under /etc/profile.d directory. Java applications often require JAVA environment variables to be set in the system. The output may vary depending upon the package and the version you chose to be the default Java version. OpenJDK 64-Bit Server VM (build 11.0.12+7-post-Debian-2, mixed mode, sharing) OpenJDK Runtime Environment (build 11.0.12+7-post-Debian-2) Verify Java VersionĬheck the java version using the following command. Press to keep the current choice, or type selection number: 1Įnter the number below the selection column to set the default Java version. ![]() There are 4 choices for the alternative java (providing /usr/bin/java).Ġ /usr/lib/jvm/java-11-openjdk-amd64/bin/java 1111 auto modeġ /usr/lib/jvm/java-11-openjdk-amd64/bin/java 1111 manual modeĢ /usr/lib/jvm/jdk-11.0.12/bin/java 2 manual modeģ /usr/lib/jvm/jdk-16.0.2/bin/java 1 manual mode If your system has multiple Java versions, then the command would list all Java versions like below. Use the alternatives command to set the default java version. Sudo update-alternatives -install /usr/bin/java java /usr/lib/jvm/jdk1.8.*/bin/java 3 Sudo update-alternatives -install /usr/bin/java java /usr/lib/jvm/jdk-11.*/bin/java 2 Sudo update-alternatives -install /usr/bin/java java /usr/lib/jvm/jdk-16.*/bin/java 1 Run update-alternatives commands to install Java on your system. Sudo tar -zxvf jdk-8u301-linux-圆4.tar.gz -C /usr/lib/jvm/ Install Oracle Java JDK/JRE Install / Extract the downloaded Oracle Java package. Wget -no-check-certificate -no-cookies -header "Cookie: oraclelicense=accept-securebackup-cookie" You can now proceed and install applications such as Apache Tomcat, Maven, Jenkins, and Gradle.If you still want to use the command line, use the below command. In this article, we demonstrated how you can install Java on Arch Linux. Verify Java Version in Arch Linux Check Java Command Location Conclusion To verify that JAVA has indeed been installed, run. This will take a bit more of your time, so some patience will do.Īt this point, we have successfully installed JAVA on our Arch Linux system. $ sudo pacman -S jdk-openjdkĪs shown before, press Y when prompted and hit ENTER to continue with the installation process. ![]() The first option is usually the latest version, so to install the latest JDK, run the command. Once again, let’s search for the versions of JDK that are available for download. With JRE installed, we can proceed to install JDK on our Arch Linux system. Press Y and hit ENTER to proceed with the installation of JRE and other dependencies. To install the latest version of JRE, run the command. To install JRE ( Java Runtime Environment), a first search which versions are available for download using the command. Let’s now proceed and install both JRE and JDK which both constitute JAVA. From the output above, it evident that Java is missing.
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