Enterprise application projects contain references to the resources needed for enterprise applications and can contain a combination of Web modules, JAR files, connector modules, EJB modules, and application client modules. An enterprise application project is deployed in the form of an EAR file, and is therefore sometimes referred to as an EAR project. The modules in an enterprise application project are mapped to other J2EE projects. The mapping information is stored in metadata files within the enterprise application project. The metadata files are used for exporting the project to an EAR file and for running the project on the server.
When you create an enterprise application project, it is recommended that you do not give it a name that contains double-byte character set (DBCS) characters.
To create a J2EE enterprise application project: