How-to Install Oracle Java JDK 7 x86_64 on Snow-Linux 3 Crystal Amd64 Gnome Easy Visual-Guide

September 27th, 2012 by Regaz

The Guide Shows You in Easy Steps How-to Install and Getting-Started with the Latest Oracle-Sun Java JDK 7 x8664 for Snow-Linux 3 Crystal Gnome 64bit Desktop.

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

To the Article Bottom there is a Link for Quick Getting-Started with Java JDK 7 Development and also to Install the Evernote Clone on Snow-Linux 3.

To Make the Entire Easy to Understand and Visualize the Post Includes the Basic Screenshots of the essentials steps involved.

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

Java Baloon
  1. Download Oracle Java SE JDK 7:

    JDK 7 x64.tar.gz
  2. Find and Double-Click on the tar.gz Archive Snow-Linux 3 Crystal Gnome Java JDK 7 tar.gz Extraction

    Extract it Into the /tmp Folder.

  3. Open Terminal Window
    (Press “Enter” to Execute Commands)
    Linux Crystal 3 Gnome Open Terminal
  4. Relocate JDK 7

    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. 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 with

    update-alternatives --config java

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

  6. Getting-Started:

    Getting-Started Quickly with JDK
  7. How-to Install Evernote Linux Clone on Snow-Linux:

    Evernote for Snow-Linux

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