How-to Install Oracle Java JDK 7 32bit on Linux Fuduntu 2012.04 Gnome Easy Visual-Guide

December 11th, 2012 by Regaz



The Guide Shows You the Easy-Way of How-to Install and Getting-Started with the Latest Oracle-Sun Java JDK 7 x86 on Fuduntu 2012.04 32bit Gnome Desktop.

After Installing you will need to Use the update-alternatives Tool to Update your System Java to JDK 1.7.

To the Article Bottom there is a Link for Quick Start with Java JDK 7 Development and also to Install the Java Web-Servers Tomcat7 on Fuduntu.

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

The Content give Focus Only to the Essentials Instructions and Commands to make it Easier to Understand ;)

  1. Download Java JDK 7:

    Java JDK 7 i586 tar.gz
  2. Double-Click on Archive and Extract Into /tmpJava JDK 7 tar.gz Extraction
  3. Open Terminal Window
    (Press “Enter” to Execute Commands)
    Fuduntu 2012 Gnome Open Terminal
  4. Relocate JDK 7
    su 

    If Got “User is Not in Sudoers file” then Look: Solution

    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.

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

    Reiterate the Execution Permission over the Java binaries

    chmod -R +x /tmp/jdk1.7*/bin

    Finally Shift the Java content with

    mv /tmp/jdk1.7* /usr/lib/jvm/
  5. Update System Java to 1.7
    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
  6. Getting-Started and Running with JDK 7:

    Quick Start Tutorial for JDK 7 Development
  7. Howto Install Apache Tomcat7 Server on Linux Fuduntu

    Install Tomcat7 for Fuduntu

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