Remove the IcedTea plugin, if it has been installed.

These should display the oracle version installed - 1.6.0_30 Install the Firefox/Chrome plugin wget ĭon't worry - 0.5b refers to the script version - not the version of java!Īn alternative to this is to use the webupd8 ppa and the update-java package.įinally test the switch has been successful: java -version hosts a nice-easy script to help with this. Sudo mv java-6-oracle /usr/lib/jvm switch to Oracle JDK 6 Now move the JDK 6 directory to /usr/lib.Lets rename it: mv jdk1.6.0_30 java-6-oracle Firefox will open with the registration page. Give it permissions to execute and extract itĭuring installation it will ask you to register - press ENTER. Oracle themselves have the official guide to install their JDK - below is based upon those instructions.ĭownload the 32bit or 64bit Linux 'compressed binary file' - it has a '.bin' file extension You can however still download them from the Oracle Java Archive It is not updated with the latest security patches and are not recommended for use in production. You will need to regularly update this manually to ensure your installation maintains recommended security and stability fixes. The instructions below provide a guide to install the official Oracle JDK 6. To install the OpenJDK & OpenJRE refer to this Q&A. There are no more supported java releases from Ubuntu - Ubuntu officially supports OpenJDK and OpenJRE implementation of Java which is the base for Oracle's own implementation. Also previous versions supplied on PPAs suffer from security issues are are not recommended to be installed on any Ubuntu system. Due to license issues Ubuntu will no longer distribute Oracle's JDK and JRE.

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