How to Install Oracle JDK 13 on Zorin OS GNU/Linux

October 31, 2019 | By the+gnu+linux+evangelist | Filed in: Tutorial.

Switching System Java

  1. 4. Setting Up Java

    Next to Set Up Oracle Java JDK 13
    You can directly Copy & Paste the Commands into Terminal..

    sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk-13*/bin/java 1165
    sudo update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk-13*/bin/javac 1165
    sudo update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk-13*/bin/jar 1165
    sudo update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk-13*/bin/javaws 1165

    Checking or Setting the System Java Version in Use with

    sudo update-alternatives --config java

    And for the Java Compiler instead:

    sudo update-alternatives --config javac

    To Switch of Java Version Just Enter the Selection Number on First Column. :)

    How to Install Oracle JDK 13 on Ubuntu/Debian Based - JDK Configuration

  2. 5. Setting Up Env

    (Optional) Setting JAVA_HOME User Environment Variable
    And Edit the Bash environment Configuration file

    nano $HOME/.bashrc

    Append:

    export JAVA_HOME=/usr/lib/jvm/jdk-13[Release]

    Replace [Release] with the actual one on the above Command.
    Eventually to Check the JDK 13 exact PATH use in another window:

    ls /usr/lib/jvm/

    Ctr+x to Save & Exit from nano Editor :)
    Next to Load the New Bash Environment:

    bash
  3. Finally, Test New Java JDK 13 Installation

    java -version

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