If you are in a hurry and just want a plug-and-play install with an easy uninstaller and automatic setup, that's fine – I won't judge. Keep in mind that this will require administrator access. How to Install OpenJDK Very Easy Semi-Automatic Mode – for Windows and macOS Here, you'll learn how to install OpenJDK on Windows, Mac, and Linux in a few different ways. Since this is the easier and cheaper way, it's the one we're going to be using in this tutorial. OpenJDK is licensed under GPL-2.0, and it consists of a Java Virtual Machine and a java-bytecode compiler. vi HelloWorld.In a nutshell, there are two coexisting branches of Java: the proprietary, closed-source Oracle Java and the community-maintained open-source OpenJDK. Let us now test the installed Java by creating a simple html file with the below content. OpenJDK 64-Bit Server VM 18.9 (build 11.0.12+7-LTS, mixed mode, sharing) 3) Test Java Installation OpenJDK Runtime Environment 18.9 (build 11.0.12+7-LTS) With the default version set, go ahead and verify the version using: $ java -version Select your version by typing the number as above Verify the Java 11 installation on Rocky Linux 8|AlmaLinux 8 There are 2 programs which provide 'java'. Sample output if your system has multiple versions you will see this. You can set the default one as below.įirst list the available versions sudo alternatives -config java With Multiple Java versions installed on Rocky Linux 8|AlmaLinux 8. Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.14+8-LTS-263, mixed mode) 2) Set the Default Java Version on Rocky Linux 8|AlmaLinux 8 Verify your Java installation $ java -version Warning: jdk-11.0.14_linux-圆4_bin.rpm: Header V3 RSA/SHA256 Signature, key ID ec551f03: NOKEY Install the package on your system: $ sudo rpm -Uvh jdk-11.0.14_linux-圆4_bin.rpm Then download Oracle JDK 11 binary for your architecture: curl -L -b "oraclelicense=a" -O You can as well download manually using wget or curl command line tool: sudo dnf -y install wget curl OpenJDK 64-Bit Server VM 18.9 (build 11.0.14+9-LTS, mixed mode, sharing) Option 2 – Using Oracle JDK Binary OpenJDK Runtime Environment 18.9 (build 11.0.14+9-LTS) To install Java 11 on Rocky Linux 8|AlmaLinux 8 from default upstream repositories run the commands below: sudo yum install java-11-openjdk java-11-openjdk-devel Option 1 – Install OpenJDK 11 from YUM repositories OpenJDK is available from RHEL 8 for x86_64 – AppStream (RPMs). Java Development Kit 11(JDK) is the open source reference implementation of version 11 of the Java SE platform.
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