1. The J2EE Framework
Java Technologies
External
Application

2. Deploying Applications
J2EE Container
Deploying Applications
J2EE server specific
Some provide GUI tools to build and deploy applications (WebSphere, BEA WebLogic)
Some require editing XML configuration files (JBoss)
JBoss
Drop .ear archive files into a “deploy” directory
Hot deploy & redeploy

3. Servlets Used for web applications
Extend functionality of an HTTP server
Replace CGIs
Filters are part of the spec
Consist of get and post methods for requests

4. Java Server Pages Servlets: JSP Interactive web pages
<jsp:include page=“/docs/footer.html”/>
<h2><bean:write property="pageTitle“ name="swfForm"/></h2>
<% String tempUrl = “ %>
Extension of Servlet technology
Similar to ASP
Standard Tag Libraries available
Struts:
MVC framework
Industry standard
Extensible
Can define and implement tag libraries
Used by numerous vendors, including ColdFusion MX

5. Filters Transform HTTP requests and responses Servlets: Filters filter

6. Filter Example: The Kiosk
Servlets: Filters
Filter Example: The Kiosk
browser
XSLT
stylesheet
Kiosk
request
XML
XHTML
response

7. Servlets Session Beans Entity Beans
Example: The Kiosk
Servlets
JSP/XML/XSLT
Session
Beans
Entity Beans
article
get article
client view
restore
utility
category
admin view
return