Struts Controller Components

• The controller component of the Struts MVC is carried out jointly by an ActionServlet and a RequestProcessor
• The ActionServlet class is not abstract and can be used directly by applications (the banking application does)
• Both ActionServlet and RequestProcessor can be subclassed by applications if necessary
• The ActionServlet must deployed in your web.xml file just as for any other servlet. Here are the servlet and servlet-mappings elements for the banking application
• Here is a diagram showing the role of the action servlet and request processor: