Oracle Containers for Java EE Oracle Containers for Java EE (OC4J) is the core Java EE runtime component of Oracle Application
Server.Server 10g and earlier. From Oracle Application Server 11g onward, the core JEE component will be Oracle WebLogic (which used to be BEA WebLogic).Being Java EE compatible and running on standard Java SE distributions, OC4J maintains its heritage of being easy to use and highly productive for developers, while at the same time, offering outstanding performance and scalability for production environments. OC4J is available for
free download under the OTN Developer License.
*This page is only an introduction taken from the OC4J page found at OTN and should be completed by competent users who actually make use of the OC4J*
(First link - may be more appropriate to place this in a sub page later on)