下述为Spring Security的虚路由，它与应用程序无关，默认映射在应用的根路径上:
/j_spring_security_check
— checked by UsernamePasswordAuthenticationFilter for username/password form
authentication.
/j_spring_openid_security_check
— checked by OpenIDAuthenticationFilter for OpenID returning authentication
(from the OpenID provider).
/j_spring_cas_security_check
—used by CAS authentication upon return from CAS SSO login.
/spring_security_login
—the URL used by the DefaultLoginPageGeneratingFilter when configured to auto-generate
a login page.
/j_spring_security_logout
—used by LogoutFilter to detect a log out action.
/saml/SSO
—used by the Spring Security SAML SSO extension SAMLProcessingFilter to process a SAML SSO sign-on request.
/saml/logout
—used by the Spring Security SAML SSO extension SAMLLogoutFilter to process a SAML SSO sign-out request.
/j_spring_security_switch_user
—used by the SwitchUserFilter to switch users to another user.
/j_spring_security_exit_user
—used to exit the switch user functionality.