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PowerBuilder® 9: Internet and Distributed Application Development by John D. Olson, Bill Green

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JavaServer Pages

JavaServer Pages (JSP) is based on the Java language, as the name implies, and has become an industry-standard dynamic page server. This is a dynamic paging engine that allows Java code to be embedded into the Web page. The theory of JSP is that a Web designer can concentrate on the presentation of the Web site and the developer can concentrate on writing the business logic in Java. The only Java coding that the Web designer needs to know is the syntax to access the Java code that is provided to them by the developers. This approach to developing a Web site allows all developers to concentrate on their strengths.

When the page is accessed, the JSP engine creates, compiles, and executes a Java servlet. Any Java code that is embedded ...

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