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Software Fortresses: Modeling Enterprise Architectures by Janet Van Sickler, Roger Sessions

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14.4. The ProcessOrder Drawbridges

Now that I have a good overview of what fortresses I have and how they will work together, my next goal is to understand the drawbridge requirements better. I'll start with a SAD for the ProcessOrder treaty and look specifically at each drawbridge interaction. The overall SAD for ProcessOrder is shown in Figure 14.9.

Figure 14.9. New SAD for ProcessOrder

Now let me start going through the drawbridges. The first ProcessOrder interaction occurs between the browser and the CustomerGateway fortress. This interaction is specifically governed by CustomerGateway code running on the browser. As I discussed in Chapter ...

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