This page was last updated on Tuesday, 08-Nov-2016 20:43:08 CST

Installation notes for Java

Sun/Oracle Java 7 JRE Installation

1. From http://askubuntu.com/questions/183867/how-do-i-update-oracle-java-7-jdk-and-jre
2. $ sudo add-apt-repository ppa:webupd8team/java
3. $ sudo apt-get update
4. $ sudo apt-get install oracle-java7-installer
5. $ sudo update-java-alternatives -s java-7-oracle
6. Also
   $ sudo update-alternatives --config javaws

Sun/Oracle Java 8 JRE Installation

1. From http://tecadmin.net/install-oracle-java-8-jdk-8-ubuntu-via-ppa/
2. $ sudo add-apt-repository ppa:webupd8team/java
3. $ sudo apt-get update
4. $ sudo apt-get install oracle-java8-installer
   …
   #####Important########
   To set Oracle JDK8 as default, install the "oracle-java8-set-default" package.
   E.g.: sudo apt install oracle-java8-set-default.
   …
5. $ sudo update-java-alternatives -s java-8-oracle
6. Also
   $ sudo update-alternatives --config javaws