How to Install Oracle JDK 8 on Lubuntu 16.04 Xenial Linux Easy Guide

May 20, 2016 | By thelinuxevangelist | Filed in: Tutorial.

Oracle JDK 8 Lubuntu 16.04 Installation Guide

You are Welcome! The Linux Tutorial Shows You Step-by-Step How-to Install Oracle-Sun Java SE JDK 8 on Lubuntu 16.04 Xenial LTS 32/64-bit GNU/Linux.

And to SetUp Oracle JDK 8 on Lubuntu 16.04 you will need to Use the update-alternatives Tool to Update your System Java to 1.8 JDK8.

Furthermore to Make the Process Easier to Visualize the Post Includes the Basic Screenshots of the Steps Involved.

Finally, some Java 8 Features:

  • LAMBDA Expressions Programming
  • The Stream API
  • The Nashorn Javascript Engine

To the How-to Install Oracle JDK 8 on Lubuntu 16.04 Xenial Bottom there is a Link for Quick Start with Java JDK 8 Development and also to Install the NetBeans Java 8 IDE.

How to Install Oracle JDK 8 on Lubuntu 16.04 Xenial Linux Easy Guide - Featured
  1. Download Oracle Java SE JDK8 for Linux:

    Oracle JDK8 i586/x8664 tar.gz
  2. Double-Click on the tar.gz Archive and Extract into /tmp
    Or from Shell:

    tar xvzf ~/Downloads/jdk-8*.tar.gz -C /tmp/

    How to Install Oracle JDK 8 on Lubuntu 16.04 Xenial Linux Easy Guide - Java JDK 8 tar.gz Extraction Path

  3. Open a Shell Terminal emulator window
    Ctrl+Alt+t on desktop
    (Press “Enter” to Execute Commands)

    How to Install Oracle JDK 8 on Lubuntu 16.04 Xenial Linux Easy Guide - Open Terminal Window

  4. Relocate Java JDK 8

    sudo su

    If Got “User is Not in Sudoers file” then Look: Solution
    Make a jvm Directory if Not already there with

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

    Set the root superUser as howner

    chown -R root:root /tmp/jdk1.8*

    Reiterate the Execution Permission over the Java binaries

    chmod -R +x /tmp/jdk1.8*/bin

    Finally Shift the Java contents with

    mv /tmp/jdk1.8* /usr/lib/jvm/
    
  5. Installing Oracle Java JDK 8
    You can directly Copy & Paste the Commands into Terminal…

    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
    

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

  6. How-to Install Eclipse Java on Lubuntu
    Install Eclipse for Java.

  7. Setting JAVA_HOME User Environment Variable (Optional)

    su [myUserName]

    Or simply:

    exit

    And Edit the Bash environment Configuration file

    nano $HOME/.bashrc

    Append:

    export JAVA_HOME=/usr/lib/jvm/jdk1.8[uX]

    Replace the [uX] Looking for the Installed Java 8 Version with:

    ls /usr/lib/jvm/

    Ctr+x to Save & Exit from nano Editor :)
    Load New Bash Config:

    bash
  8. Test New Java JDK 8 Installation

    java -version
  9. How-to Install Netbeans 8 IDE for Java on Lubuntu:
    Setup NetBeans Java for Linux.

    Now Thanks to Oracle-Sun Corporation You are Able to Successfully Start Up with Java 8 Development.

    Welcome to Java 8 Challenge! ;)


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