June 2018
Intermediate to advanced
280 pages
7h 46m
English
Content preview from Design Patterns and Best Practices in Java
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Layered architecture
We try to divide our code and implementation into different layers, and each layer will have a fixed responsibility. There is no fixed set of layering that can be applied to all the projects, so you may need to think about what kind of layering will work for the project in hand.
The following diagram shows a common layered architecture, which can be a good starting point when thinking about a typical web application:
The design has the following layers:
- Presentation layer
- Controller/web service layer
- Service layer
- Business layer
- Data access layer
The Presentation layer is the layer that holds your UI, that is, HTML/JavaScript/JSPs, ...
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