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JEE Platform Basics (Packaging) (packaging (Web Module (contents (web…
JEE Platform Basics
(Packaging)
purpose
deliver JEE application
deployment
format
file type
Web Archive (WAR)
Enterprise Archive (EAR)
Java Archive (JAR)
parts
module
deployment descriptor (optional)
Java EE DD
Runtime DD
component/s of same container
Web module (.war)
Application Client module (.jar)
Resource adapter module (.rar)
EJB module (.jar)
packaging
Enterprise Beans
.jar
META-INF
deployment descriptor
all class files
.war
EJB in .jar
META-INF/lib
EJB class files only
META-INF/classes
Web Module
smallest deployable and usable unit
contents
web components
web resources
static files, images
additional utility classes (server-side and client-side)
structure
document / assembly root
WEB-INF
/lib
library archive files
/classes
all server-side class files
deployment descriptor
web pages, static web resources, client-side classes/archives
Resource Adapter