The Java EE 6 Tutorial, Volume I

Step 4: Fulfilling the Original Request

If the user is authorized, the web server returns the result of the original URL request, as shown in Figure 23–4.

Figure 23–4 Fulfilling the Original Request

Diagram of request fulfillment, showing server returning
result to client

In our example, the response URL of a JSP page is returned, enabling the user to post form data that needs to be handled by the business logic component of the application. Read Chapter 25, Getting Started Securing Web Applications for more information on protecting web applications.