Install Sun JDK 1.6 above Ubuntu 11

Install Install

sudo apt-get install python-software-properties
sudo add-apt-repository ppa:ferramroberto/java
sudo apt-get Update
sudo apt-get install sun-java6-jdk sun-java6-plugin

Ubuntu 11.10 Oneric sudo apt-get install python-software-properties sudo add-apt-repository ppa:ferramroberto/java sudo apt-get Update sudo apt-get install sun-java6-jdk sun-java6-plugin Ubuntu 12.04 Precise Clean up the historical open JDK: sudo apt-get purge openjdk* Add a new repo and install the SDK: sudo add-apt-repository ppa:eugenesan/java sudo apt-get update sudo apt-get install Oracle-java7-installer If you want the JRE and the browser plugin: sudo add-apt-repository ppa:webupd8team/java sudo apt-get update sudo apt-get install Oracle-java7-installer [Source] Make the Sun Java the default Want to also add the following sudo update-alternatives--config java You should get the following Selection Path Priority Status ------------------------------------------------------------ * 0 /usr/lib/jvm/java-6-openjdk/jre/bin/java 1061 Auto mode 1 /usr/lib/jvm/ Java-6-openjdk/jre/bin/java 1061 manual mode 2 /usr/lib/jvm/java-6-sun/jre/bin/java 63 Manual Mode Press ENTER to keep the current choice[*], or type selection number:2 Select (2) and press ENTER Now running: Java-version Returns: Java version "1.6.0_26" Java (tm) SE Runtime Environment (build 1.6.0_26-b03) Java HotSpot (tm) Server VM (build 20. 1-B02, Mixed mode)

Original reference:

Http://superuser.com/questions/353983/how-do-i-install-the-sun-java-sdk-in-ubuntu-11-10-oneric