Architectural Patterns

Spring framework

Spring, a very popular framework for web application development, follows two architectural patterns for its design: the front controller pattern and the MVC pattern. The architecture is depicted in the following graphic:

The Dispatcher Servlet component is the single servlet that functions as the front controller and handles all incoming requests. The Dispatcher Servlet then calls Handler Mapping in order to find an object that could service the request. The request is then given to the controller object so that the Dispatcher becomes free to perform functions associated with the fulfilment of business logic as per the user's ...