The MVC design pattern is widely used in software development.
MVC设计模式广泛应用于软件设计。
When the JSP page is loaded, it calls the Action class, which ACTS as a Controller in the MVC design pattern.
JS p页被加载时，它就调用action类，这个类在MVC设计模式中充当控制器角色。
If you're not familiar with the MVC design pattern, a number of books and Web sites provide tutorial information about it.
如果您对MVC设计模式不熟悉，有大量的书籍和网站可以提供关于这方面的教程信息。
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