Installing Java for use with Eclipse
- Eclipse needs at least a Java Runtime Engine (JRE) to function.
Ensure that a Java Runtime Environment (JRE) version 1.5 or higher is installed. This can be done with the command:
An IBM, Sun, or equivalent JRE is required; The gcj-based Java shipped with most Linux distributions does not work with Eclipse. If in doubt, run the above command and check if there is a reference to gcj. If you are using the Linux operating system, download and install either the Sun Java Runtime Environment or the IBM Java Runtime Environment.