How-to Install Oracle JDK 11 on Ubuntu 18.04 Bionic LTS Easy Guide

May 2nd, 2018 by thelinuxevangelist

Install Oracle JDK 11 Ubuntu 18.04 Bionic

You are Welcome! This Tutorial Shows You Step-by-Step How-to Install Oracle JDK 11 on Ubuntu 18.04 Bionic LTS 32/64-bit GNU/Linux.

And to SetUp Oracle JDK 11 on Ubuntu 18.04 you will need to Use the update-alternatives Tool to Update your System Java to 1.11.

Especially Relevant: this is an Early Preview Dev Snapshot because the Oracle JDK 11 Release it’s scheduled for September 2018.

Finally, about the New Java 11 Features:

  • Local-Variable Syntax for Lambda Parameters
  • Epsilon: An Arbitrarily Low-Overhead Garbage Collector
  • Dynamic Class-File Constants
  • Remove the Java EE and CORBA Modules
How to Install Oracle JDK 11 on Ubuntu 18.04 Bionic Easy Guide - Featured
  1. Open a Shell Terminal emulator window
    Ctrl+Alt+t on Desktop
    (Press “Enter” to Execute Commands)

    How to Install Oracle JDK 11 on Ubuntu 18.04 Bionic Easy Guide - Open Terminal
  2. Download Oracle Java SE JDK 11 for Linux:

    Oracle JDK 11 Linux tar.gz
  3. Double-Click on the tar.gz Archive and Extract into /tmp
    Or from Shell:

    tar xvzf ~/Downloads/jdk-11*.tar.gz -C /tmp/

    How to Install Oracle JDK 11 on Ubuntu 18.04 Bionic Easy Guide - Java JDK 11 tar.gz Extraction Path

  4. Relocate Java JDK 11

    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 holder:

    chown -R root:root /tmp/jdk-11

    Reiterate the Execution Permission over the Java binaries:

    chmod -R +x /tmp/jdk-11/bin

    Finally Shift the Java contents with:

    mv /tmp/jdk-11 /usr/lib/jvm/
  5. Installing Oracle Java JDK 11
    You can directly Copy & Paste the Commands into Terminal…

    update-alternatives --install \
    /usr/bin/java java /usr/lib/jvm/jdk-11/bin/java 1165
    update-alternatives --install \
    /usr/bin/javac javac /usr/lib/jvm/jdk-11/bin/javac 1165
    update-alternatives --install \
    /usr/bin/jar jar /usr/lib/jvm/jdk-11/bin/jar 1165
    update-alternatives --install \
    /usr/bin/javaws javaws /usr/lib/jvm/jdk-11/bin/javaws 1165

    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. :)

    How to Install Oracle JDK 11 on Ubuntu 18.04 Bionic Easy Guide - JDK Configuration

  6. (Optional) Setting JAVA_HOME User Environment Variable

    su [myUserName]

    Or simply:

    exit

    And Edit the Bash environment Configuration file

    nano $HOME/.bashrc

    Append:

    export JAVA_HOME=/usr/lib/jvm/jdk-11

    Eventually to Check the JDK 11 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
  7. Finally Test New Java JDK 11 Installation

    java -version
  8. Java IDEs Installation on Ubuntu

    Eclipse IDE for Java Development Install on Ubuntu: Installing Eclipse IDE for Java Dev on Ubuntu.

    Netbeans IDE for Java Development Install on Ubuntu: Installing NetBeans IDE for Java Dev on Ubuntu.

    IntelliJ IDEA 2017 for Java Development Install on Ubuntu: Installing IntelliJ IDEA for Java Dev on Ubuntu.

    Now Thanks to Oracle-Sun Corporation You are Able to Successfully Start Up with Java 11 Development.

    Welcome to Java 11 New Dev Env! ;)

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