How to Install Oracle Java JDK 8 on PCLinuxOS Easy Guide

February 26, 2015 | By the+gnu+linux+evangelist.

How to Download and Install Oracle JDK 8 in PCLinuxOS

Hi! The Tutorial shows you Step-by-Step How to Install Oracle Java JDK 8 on PCLinuxOS GNU/Linux Desktop.

After Installing you will need to Use the update-alternatives Tool to Update your System Java to 1.8.

To the Article Bottom there is a Link for Quick Start with Java JDK 8 Development and Installing Google-Chrome on PCLinuxOS.

And this Visual Guide includes the Basic Screenshots of All GUI Steps involved.

Finally, the Contents and Details are Essentials and Give Focus only to Instructions and Commands.

How to Install Oracle JDK 21 on Ubuntu 24.04 – Step-by-step
  1. Download Oracle-Sun Java SE JDK 8:

    Oracle JDK8 i386/x64 .tar.gz
  2. Double-Click on Archive and Extract into the /tmp Folder.

    Java JDK 8 tar.gz Extraction 1

  3. Open a Terminal Window
    (Press “Enter” to Execute Commands).

    Debian Open a Terminal Window

  4. Relocate JDK 8


    If Got “User is Not in Sudoers file” then see: How to Enable sudo

    if [ ! -d "/usr/lib/jvm" ]; then mkdir /usr/lib/jvm; fi

    The above command is used to create a jvm directory if not already there.

    sudo chown -R root:root /tmp/jdk1.8*
    chmod -R +x /tmp/jdk1.8*/bin
    mv /tmp/jdk1.8* /usr/lib/jvm/
  5. Finally, to Setup Oracle Java JDK 8

    update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.8*/bin/java 1065
    update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.8*/bin/javac 1065
    update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk1.8*/bin/jar 1065
    update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.8*/bin/javaws 1065

    Checking or Setting the System Java Version in Use with

    update-alternatives --config java

    And for the Java Compiler instead:

    sudo update-alternatives --config javac
  6. Getting-Started and Running with JDK 8:

    Quick Start Tutorial for JDK 8 Development
  7. Howto Install Google-Chrome on PCLinuxOS
    PCLinuxOS Chrome Installation.

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