Thesis full text (PDF) - Politecnico di Milano

4.4 Implementation of Patterns
The WebRatio tool simplifies the implementation of the framework patterns. The designer can
combine the designed WebML components according to the pattern specification.
Figure 4.4: WebML class and its classification hypertext
Figure 4.4 depicts a WebML site view that implements the WebML modified of the
“Instantiated classes” pattern described in Section 3. The User Profile page displays the lists of
Friends and Interests of the WebML model, lists of Groups and Recommendation. By selecting
an Accept Recommendation from the Recommendation unit, the user can add Recommended
topics to his Interests page. By selecting a View Group Activities, the user navigates to the
Group page, where the Group Activities shown.
The whole application code is automatically generated (page templates and XML descriptors)
from the WebML model. Figure 4.5 depicts the implemented Recommendation page of figure
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