ServletRequestEvent and ServletRequestListener

Constructor of ServletRequestEvent Class

1. public ServletRequestEvent(ServletContext sc, ServletRequest request) 

Methods of ServletRequestEvent Class

1. public ServletRequest getServletRequest(): Returns the ServletRequest that is changing. 
2. public ServletContext getServletContext(): Returns the ServletContext of this web application.

 Methods of ServletRequestListener

1. void requestDestroyed(ServletRequestEvent sre): Receives notification that a ServletRequest is about to go out of scope of the web application.
2. void requestInitialized(ServletRequestEvent sre): Receives notification that a ServletRequest is about to come into scope of the web application.