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3.3. Invoking Code with JSP Scripting Elements

There are a number of different ways to generate dynamic content from JSP, as illustrated in Figure 3-1. Each of these approaches has a legitimate place; the size and complexity of the project is the most important factor in deciding which approach is appropriate. However, be aware that people err on the side of placing too much code directly in the page much more often than they err on the opposite end of the spec-trum. Although putting small amounts of Java code directly in JSP pages works fine for simple applications, using long and complicated blocks of Java code in JSP pages yields a result that is hard to maintain, hard to debug, and hard to divide among different members of the development ...