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

September 27, 2012 | By Regaz | Filed in: Uncategorized.

The Guide shows you in Easy Steps How to Install and Getting-Started with the Oracle-Sun Java JDK 7 x8664 for Snow-Linux 3 Crystal GNOME 64-bit 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 Start with Java JDK 7 Development and also to Install the Evernote Clone on Snow-Linux 3.

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 Follow.

How to Install XDoclet on GNU/Linux
  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

    su 

    If Got “User is Not in Sudoers file” then see: How to Enable sudo

    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.

    sudo 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 contents 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

    And for the Java Compiler instead:

    sudo update-alternatives --config javac

    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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