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Chapter 10. Development of XML-based Enterprise applications 219
5. The servlet invokes the XML to HTML transformation using the XSLT
processor given the XSL for the target HTML. When the transformation is
performed, the user can view the retrieved customer information on the Web
browser.
Figure 10-3 Retrieving customer data scenario outline
10.3 Developing the customer registration sample
In order to develop this J2EE application, we divide the process into four phases:
Creating the Web tier
Development of the back-end layer, which includes the business logic (EJB)
and the database schema
Integrating the Web tier with the back-end layer
Development of the client layer
HTML
DB
DB
HTML
1
2
XML Data
XSLT
Processor
Customer XSL
Customer
Result XSL
Web
Browser
8
3
4
5
XSL Servlet
Customer
Customer XML
(DOM)
Customer
Factory
6
7