Windows
- Download the latest stable release of the Java Runtime Environment (JRE)
- For the standalone version you will only need the Java Runtime Environment (JRE) not Java Development Kit (JDK)
- Minimum version required is Java 6 although it is recommended to install Java 7 for Platform less than 2.x
- Java 8 is recommended for Platform 2.x and above
To download the application use the this link http://www.oracle.com/technetwork/java/javase/downloads/index.html - Accept the license agreement and make sure you download the correct file for your windows version, whether its x32 or x64 bit.
Note: If you are unsure about the version please follow this guide from Microsoft
http://windows.microsoft.com/en-US/windows7/find-out-32-or-64-bit
- It is recommended to download the executable file (.exe) for a simpler run
- Execute the downloaded file, accept the license agreement and follow the instructions in the wizard, installing in default installation directories.
Ubuntu
You can install the OpenJDK on it's own as a package
sudo apt-get install openjdk-6-jdk
or automatically as a dependency of Tomcat
sudo apt-get install tomcat6
Other Operating Systems
- Download the latest stable release of the Java Runtime Environment (JRE)
- Run the installer (or unzip the contents, whichever is needed)
- Accept the license agreement