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Building Scalable and High-Performance Java™ Web Applications Using J2EE™ Technology by Greg Barish

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Chapter 6. Request Processing

For n-tier Web applications, the request processor plays a key role in the client/ server exchange. It acts as the intermediary between the two and thus has a major influence on performance and scalability. No matter how well designed and well oiled the server side of the equation is, a slow or less-than-scalable client request handler will reflect poorly on the whole application.

During the writing of this book, it was announced that an interesting database containing information about American immigration was soon to be made available to the public via the Web. It would contain detailed records of foreign immigrants who arrived at Ellis Island, New York, in the early 1900s.

The museum at Ellis Island attracts tens ...

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