Sun Java System Application Server Enterprise Edition 8.2 Developer's Guide

Deployment by Module or Application

You can deploy applications or individual modules that are independent of applications. The runtime and file system implications of application-based or individual module-based deployment are described in Runtime Environments.

Individual module-based deployment is preferable when components need to be accessed by:

Modules can be combined into an EAR file and then deployed as a single module. This is similar to deploying the modules of the EAR independently.