3/9/2023 0 Comments Ubuntu 20 install openjdk 11![]() ![]() ![]() In the above, I entered 1 to the promp to choose Java 11. Update-alternatives: using /usr/lib/jvm/java-11-openjdk-amd64/bin/java to provide /usr/bin/java (java) in manual mode Press to keep the current choice, or type selection number: 1 * 0 /usr/lib/jvm/java-17-openjdk-amd64/bin/java 1711 auto modeġ /usr/lib/jvm/java-11-openjdk-amd64/bin/java 1111 manual modeĢ /usr/lib/jvm/java-17-openjdk-amd64/bin/java 1711 manual mode java -version openjdk version '11.0.7' OpenJDK Runtime Environment (build 11.0.7+10-post-Ubuntu-3ubuntu1) OpenJDK 64-Bit Server VM (build 11.0. OpenJDK 11 Download and Installation on Ubuntu 18.04 / ubuntu 20.04 What is OpenJDK Step 1: Download Step 2: Install Step 3: Configure / SET JAVAHOME. There are 2 choices for the alternative java (providing /usr/bin/java). You can opt to use a different version by entering the number in the prompt. The default version is marked with an asterisk(*). In this case I have both java 11 and java 17 installed. You will be given a list of available java installations. Use this command to configure that sudo update-alternatives -config java If you have multiple versions of Java installed in your system, you can configure which version the java command defaults to. To verify if the JDK is installed properly, we will check the version of javac, which is the Java compiler.Ĭitizix - Java is installed properly Toggling multiple Java versions OpenJDK 64-Bit Server VM (build 17+35-Ubuntu-120.04, mixed mode, sharing) OpenJDK Runtime Environment (build 17+35-Ubuntu-120.04) If everything works fine, you should get an output similar to the one shown below. Once the installation is completed, run the following command in order to check if it works properly. sudo apt install openjdk-17-jdk openjdk-17-jre -y We will install both JDK and JRE in order to run Java applications and applets. Run the following command to install Java 17 on Ubuntu 20.04. Msopenjdk-17 - OpenJDK Development Kit 17 (JDK) with Hotspot by Microsoft Openjdk-17-source - OpenJDK Development Kit (JDK) source files If you seeing output like above then we have successfully set up the Java Home on Ubuntu, Setting the JAVAHOME Environment Variables for Zulu OpenJDK Version 11. Openjdk-17-jre-zero - Alternative JVM for OpenJDK, using Zero Openjdk-17-jre-headless - OpenJDK Java runtime, using Hotspot JIT (headless) Openjdk-17-jre - OpenJDK Java runtime, using Hotspot JIT Openjdk-17-jdk-headless - OpenJDK Development Kit (JDK) (headless) Openjdk-17-jdk - OpenJDK Development Kit (JDK) Openjdk-17-doc - OpenJDK Development Kit (JDK) documentation Openjdk-17-demo - Java runtime based on OpenJDK (demos and examples) Openjdk-17-dbg - Java runtime based on OpenJDK (debugging symbols) You can search java using this command: $ sudo apt-cache search openjdk | grep 17 ![]()
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