Install Oracle JDK 7 on Oracle Linux 6.X GNOME 64-bit
The Guide shows you Step-by-Step How to Install Oracle-Sun Java JDK 7 x64 Release on a Oracle-Linux 6.x GNOME 64-bit Desktop.
After Installing you will need to Use the update-alternatives Tool to Update your System Java to Sun SE JDK 7.
To the Post Bottom you Find Link to Guide on Installing Tomcat7 Java Web-Server for Oracle-Linux Distro.
The Screenshots of Installation Correspond to the Install on a Oracle Linux 6 GNOME Desktop but the Procedure on KDE, XFCE… Should be Near Identical.
Following the Easiest and Practicable Way I have Expressly Excluded the Use of Terminal Commands here.
So Take the Time of Carefully Reading and Executing the Instructions Contained Here and All should Work Like a Breeze :)
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Download Oracle Java SE JDK 7:
Sun JDK 7 Linux x64.rpm -
Select the Open with Package Installer Option
I Suppose that your Browser like Firefox will Prompt you About the Downloading Procedure to Follow like Here.
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When the Download is Achieved you will be Automatically Prompted for Installing
Follow to Confirm and Authorize Also if you Are Warned About Installation of Unsigned Content…
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Installing Oracle Java JDK 7
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. :)
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Optionally Set Java Environment Variable.
su <myUser>
nano $HOME/.bashrc
Append:
export JAVA_HOME=/usr/lib/jvm/jdk1.<X.Y_uZ>
Ctrl+x to Save & Exit from nano :)
source $HOME/.bashrc
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How to Install Oracle Java Browser Plug-In:
Guides to Installing the Tomcat 7 Server on Oracle-Linux: