The Tutorial shows you in Easy-Steps How to Download and Install Oracle JDK 6 Debian Squeeze KDE4 32/64-bit Linux Desktop.
After Installing you will need to Update your System Java to Oracle JDK 6 for Debian.
To Make the Easy to Understand and Visualize the Post Includes the Oracle JDK 6 Debian Installation Screenshots of Steps Involved.
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Download Oracle Java SE JDK 6
Oracle JDK6 .bin -
Open a Terminal Window
(Press “Enter” to Execute Commands)
In case first see: Terminal QuickStart Guide.
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Extract the jdk6.bin Archive
su
If Got “User is Not in Sudoers file” then see: How to Enable sudo
chmod +x </path/2>/jdk1.6*.bin
.</path/2>/jdk1.6*.bin
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Relocate JDK 6
if [ ! -d "/usr/lib/jvm" ]; then mkdir /usr/lib/jvm; fi
mv </path/2>/jdk1.6.* /usr/lib/jvm
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Installing Oracle Java JDK6
update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.6.*/bin/java 1065
update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.6.*/bin/javac 1065
update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk1.6.*/bin/jar 1065
update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.6.*/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. :)
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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:
How to Install Evernote Clone on Debian Linux: