JavaWeb-10 lesson Filter

catalogue 1, Core tag library in JSTL 1. Label 2. Label 2, Filter filter     1. What is a Filter   2. How does the filter intercept? 3.Filter life cycle 1. Three important methods in the Filter interface           2.Filter mapping 1. Use the wildcard "*" to intercept all user requests ...

Added by Shamrox on Fri, 19 Nov 2021 18:59:10 +0200

Servlet Part 4 [common methods and applications of request object]

What is HttpServletRequest The HttpServletRequest object represents the client's request. When the client accesses the server through the HTTP protocol, all the information in the HTTP request header is encapsulated in this object. Developers can obtain the client's information through the method of this object. Simply put, to get the browser ...

Added by jahstarr on Sat, 23 Oct 2021 11:38:07 +0300