Web Modules
In the J2EE architecture, Web components and static Web content files such as images are called Web resources. A Web module is the smallest deployable and usable unit of Web resources. A J2EE Web module corresponds to a Web application as defined in the Java Servlet Specification.
In addition to Web components and Web resources, a Web module can contain other files:
Server-side utility classes (database beans, shopping carts, and so on). Often these classes conform to the JavaBeans component architecture.
Client-side classes (applets and utility classes).
A Web module has a specific structure. The top-level directory of a Web module is the document root of the application. The document root is where JSP pages, client-side classes and ...
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