MVC Application
The final building block of the Airline Ticket Booking System MVC application is the data logic part of the Model layer. As was discussed before, the data logic part of the Model layer will be built using entity beans. The session beans in the business logic part of the Model layer will access and use the entity beans to interact with the database (in our case, PointBase). For accessing the data stored in the database tables, you will need to define three entity beans. These are defined based on the nature of data encapsulated by these entity beans.
The data that the entity beans represent can be classified as flight information, passenger information, and ticket information. This data will be used by the session beans in the ...
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