Spring Security - Third Edition

Debugging with Spring Security's DebugFilter

Let's take a look at the following steps and learn about how to debug with DebugFilter of Spring Security:

1. Update your SecurityConfig.java file to have a session policy of NEVER. Also, add the debug flag to true on the @EnableWebSecurity annotation, so that we can track when the session was created. The updates can be seen as follows:

        //src/main/java/com/packtpub/springsecurity/configuration/        SecurityConfig.java       @Configuration        @Enable WebSecurity(debug = true)        public class SecurityConfig extends WebSecurityConfigurerAdapter {           ...          http.sessionManagement()         .sessionCreationPolicy(SessionCreationPolicy.NEVER);

2. When you start up the application, you should see something similar to the following ...