How to install Oracle JDK 7 on Ubuntu 15.04 Vivid 32-64bit GNU/Linux Easy Visual-Guide

March 25, 2015 | By the+gnu+linux+evangelist.

Installing Oracle JDK 7 on Ubuntu 15.04 Vivid Vervet 32/64-bit

The Tutorial shows you in Easy-Steps How to Install and Getting-Started with the Oracle-Sun Official Java SE JDK 7 for Ubuntu 15.04 Vivid Vervet i386/amd64 Desktop/Server.

To SetUp Oracle JDK you will need to Use the update-alternatives Tool to Update your System Java to 1.7 JDK.

To the How to Install Oracle JDK 8+ on Ubuntu 15.04 Vivid Bottom there is a Link for Quick Start with Java JDK 7 Development and also to Install the Latest Eclipse Java IDE for Ubuntu.

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

The Contents and Details of How to Install Oracle JDK 8+ on Ubuntu 15.04 Vivid are Expressly Essentials to Give Focus Only to the Essentials Instructions and Commands and Make the Tut Easier to Understand ;)

Oracle JDK 8 Ubuntu 22.04 Installation – Step-by-step Guide
  1. Open a Shell Session
    Ctrl+Alt+t on Desktop
    (Press “Enter” to Execute Commands).

    Install Oracle JDK 7 on Ubuntu 15.04 Vivid Open Terminal Window

  2. Download Oracle Java SE JDK for Linux.

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

    tar xvzf ~/Downloads/jdk-7*.tar.gz -C /tmp/

    Java JDK 7 tar.gz Extraction Path

  4. Relocate Oracle JDK 7
    Login as the SuperUser

    sudo su

    If Got “User is Not in Sudoers file” then see: How to Enable sudo
    To Make a jvm Directory Only if Not already there
    (You can directly copy & paste the commands into the terminal)

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

    Set the root superUser as owner

    sudo chown -R root:root /tmp/jdk1.7*

    Then to shift the Oracle JDK 7 contents

    mv /tmp/jdk1.7* /usr/lib/jvm/
  5. Installing Oracle Java JDK 7

    update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.7*/bin/java 1065
    update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.7*/bin/javac 1065
    update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk1.7*/bin/jar 1065
    update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.7*/bin/javaws 1065

    Checking or Setting the System Java Version in Use

    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. :)
    Last Achieve the SuperUser session:

  6. Setting JAVA_HOME User Environment Variable (Optional).

    su [myUserName]

    Or simply:


    And Edit the Bash environment Configuration file

    nano $HOME/.bashrc


    export JAVA_HOME=/usr/lib/jvm/jdk1.7[uX]

    Replace the [uX] Looking for the Installed Java 7 Version with:

    ls /usr/lib/jvm/

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

  7. Testing New Java JDK 7 Installation:

    java -version
  8. Getting-Started with Java Development.

    Getting-Started Quickly with JDK
  9. How to Install Eclipse for Java Developers on Ubuntu

    Install Eclipse Java for Ubuntu

    Now Thanks to Oracle-Sun Corporation You are Able to Successfully Start with Java JDK Use & Development.

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