![]() ![]() JDK 17 will receive updates in accordance with these terms until at least September 2024. The Oracle No-Fee Terms and Conditions state that JDK 18 and JDK 17 binary files are free to use in production, and they are also free to redistribute at no cost. Java 17 LTS is the fourth long-term support release for the Java SE platform. This is how you can tell the difference between them. When running the java -version command, you will notice “openjdk” in the output, whereas when running the Oracle -version command, you will notice “hotspot” in the output. To install OpenJDK 11, you must first download /usr/lib/jvm/java-11-openjdk-amd64.bin. The Java version can be found in the Java folder, then About Java, and finally Java. If that does not work, select Install and then reinstall the Java JDK. ![]() You must sign the license agreement in order to download a file. The Java Server jdk is installed alongside the standard JDK. A version of OpenJDK 11 can be found here, as shown in the image below. How do I check the Jdk version? Check the Linux version of Java by opening a terminal window. All you need to do is open a terminal and type the following command: java -version If the JDK is installed on your system, you should see something like this: java version “1.8.0_45” If you see this, it means that you have JDK 8u45 installed on your system. That’s all you need to do to install Java on Fedora.It is very easy to check which version of the JDK is installed on your Linux system. Switching between installed Java versions So, in the example below, if I enter 2, it will change the Java version on the system from Java 11 to Java 8. You can specify the number to switch the Java version. The + sign before the Java versions indicate the current Java version in use. You’ll notice a number before the Java versions. Use this command to list the installed Java versions on your system: sudo alternatives -config java Your Java version in use remains the same unless you explicitly change it. But how will you use one of them? Switch Java version on Fedora ![]() Now you have both Java 11 and Java 8 installed on your system. Use it to install it: sudo dnf install java-1.8.0-openjdk.x86_64 Install Java Fedora Available Java versions in Fedoraįor example, to install Java 8 (OpenJDK 1.8), the package name should be java-1.8.0-openjdk.x86_64 or java-1.8.0-openjdk. You have to focus on the initial few words to understand the different versions available. The above command will show a huge output with plenty of similar looking packages. The sudo here is not required but it will refresh the metadata for sudo user which will eventually help when you install another version of Java. You may check the available options with the following command: sudo dnf search openjdk Let’s say you want to install another version of Java. To check, use the following command: java -versionĪs you can see in the screenshot below, I have Java 11 (OpenJDK 11) installed on my Fedora system. Fedora usually comes with Java preinstalled. Installing Java on Fedora Linuxįirst thing first, check if Java is already installed and which version it is. It is up to you to decide which Java version you want. ![]() At the time of writing this article, Fedora 34 has OpenJDK 1.8, OpenJDK 11 and OpenJDK 16 available. Even OpenJDK has several versions available. If you have exclusive need then only you should go for Oracle Java SE. OpenJDK is what is recommended because it is open source. On top of that, you’ll come across OpenJDK and Oracle Java SE. Java Runtime Environment (JRE) or Java Virtual Machine (JVM) for running Java programs.Java Development Kit (JDK) for creating Java programs.This becomes confusing because there are so many technical terms around java. If you want to use a Java-based tool or program in Java, you’ll need to have Java on your system. Java is still a very popular programming language taught in the schools and used in the enterprises. Love it or hate it, it is difficult to avoid Java. ![]()
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