Data binding with Command Design pattern
Encapsulate a request as an object, thereby letting you parameterize clients with different requests, queue or log requests, and support undoable operations. - GOF Design Pattern
You learned about the Command Design pattern in Chapter 3, Consideration of Structural and Behavioral Patterns. It is a part of the Behavioral pattern family of the GOF pattern. It is a very simple data-driven pattern. It allows you to encapsulate your request data into an object, and pass that object as a command to the invoker method, and that method returns the command as another object to the caller.
Spring MVC implements the Command Design pattern to bind the request data from the web form as an Object, and passes that object to the request handler method in the controller class. Here, we will explore how to use this pattern to bind the request data to the Object, and also explore the benefits and possibilities of using data binding. In the following class, the Account...