Category Archives: (i) Architect and Design

Gather requirements. Show demo, mock unfinished item, tracer bullet.

Quicknotes on Application Tiers and Design Patterns

This is one of the posts on “Quicknotes on Design Patterns” A “tier” is just a logical collections of the components involved in the application system. There are roughly 5 tiers in any java enterprise application. 1. The client tier: the application clients, e.g. browser, java applet, swing. 2. The presentation tier: this tier interfaces [...]

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