Microsoft® ASP.NET 4 Step by Step

Chapter 18. The HttpApplication Class and HTTP Modules

After completing this chapter, you will be able to

• Use HttpApplication as a rendezvous point for your application.

• Manage data in the HttpApplication object.

• Manage events in the HttpApplication object.

• Work with HTTP modules.

This chapter covers working with application state and application-wide events in your ASP.NET application. In typical desktop applications, the notion of a global meeting place for various parts of an application is well understood. For example, Microsoft Foundation Class (MFC), a C++ class library supporting low-level Windows development, includes a class named CWinApp that holds state that is useful throughout the program. This state includes such items as a handle to ...