With modern enterprise applications moving from 2-tier towards 3- and n-tier architectures, developers are looking for different ways to deliver applications and data to users. The traditional thick client, consisting of a full-blown application residing on the local computer, is difficult to distribute and keep up to date. Web-based clients provide an excellent alternative for intranet and Internet enterprise applications, even outside of the traditional domains for Web-based apps, like electronic commerce and HTML content distribution. The new JavaServer Pages (JSP) API, part of the Java 2 Enterprise Edition (J2EE), gives Web and Java developers a simple yet powerful mechanism for creating these sorts of applications.
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