8.6. The Web Application Archive (WAR)
The Servlet API V2.2 specification introduced a valuable new facility to aid deployment of applications. This is the Web Application Archive (WAR). A WAR file contains both the deployable components of a Web application (servlet code, HTML pages and JavaServer Pages) along with a deployment descriptor that specifies how these elements are to be installed.
In this section we discuss the contents of a WAR file and in the following section we explain how to use one.
A WAR files holds three categories of content:
Static data that should be installed in the document root of the Web application. These are items such as HTML files, JSP files and images.
Executable code such as Java class files for servlets and ...
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