In Chapter 1, I discussed some general concepts about physical and logical n-tier architecture, including a 5-layer model for describing systems logically. In this chapter, I take that 5-layer logical model and expand it into a framework design. Specifically, this chapter will map the logical layers against the technologies illustrated in Figure 2-1.


Application Server Data Binding Business Logic Business Object Business Rule 
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© Rockford Lhotka 2009

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