How to Install Oracle Java JDK 7 on Linux OS4 OpenDesktop 13 X86 Easy Visual-Guide

Hi! The Tutorial shows you Step-by-Step How to Install and Getting-Started with the Oracle-Sun Java JDK 7 x86 on Linux OS4 OpenDesktop 13 x86 32-bit Desktop.

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

Finally, to the article Bottom there is a Link 4 Getting Installed also the JBoss Java Server for Linux OS4 OpenDesktop 13.

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.

1. Download Oracle Java SE JDK 7:

   JDK 7 i586.tar.gz
   On the JDK Section Select the i586.tar.gz Release

2. Double-Click on Archive and Extract into /tmp
   

3. Open a Terminal Window
   (Press “Enter” to Execute Commands)

   

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 and Running with JDK 7:

   Quick Start Tutorial for JDK 7 Development

   Java Dev Quick Start