Tuesday, July 3, 2012

How to switch your Java version on Ubuntu

How to easily change your Java version

This is how you can get the versions you are using now:

java -version
javac -version
javaws -version

Easily change which Java installation you would like to use:

sudo update-alternatives --config java
sudo update-alternatives --config javac
sudo update-alternatives --config javaws

If you have installed this repository:

sudo add-apt-repository ppa:nilarimogard/webupd8
sudo apt-get update

You can install a graphical version to easily change your Java version:

sudo apt-get install update-java
sudo update-java

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