A small reason to use Webmvcconfigureradapter for login, failure

 PackageCom.github.carter659.spring13;Importjavax.servlet.http.HttpServletRequest;ImportJavax.servlet.http.HttpServletResponse;Importjavax.servlet.http.HttpSession;ImportOrg.springframework.context.annotation.Bean;Importorg.springframework.context.annotation.Configuration;Importorg.springframework.web.servlet.config.annotation.InterceptorRegistration;ImportOrg.springframework.web.servlet.config.annotation.InterceptorRegistry;ImportOrg.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;ImportOrg.springframework.web.servlet.handler.HandlerInterceptorAdapter;/*** Login Configuration Blog Source:http://www.cnblogs.com/GoodHelper/ * */@Configuration Public classWebsecurityconfigextendsWebmvcconfigureradapter {/*** Login Session key*/     Public Final StaticString Session_key = "User"; @Bean Publicsecurityinterceptor Getsecurityinterceptor () {return NewSecurityinterceptor (); }     Public voidaddinterceptors (Interceptorregistry registry) {Interceptorregistration Addinterceptor=Registry.addinterceptor (Getsecurityinterceptor ()); //Exclude ConfigurationAddinterceptor.excludepathpatterns ("/error"); Addinterceptor.excludepathpatterns ("/login**"); //interception ConfigurationAddinterceptor.addpathpatterns ("/**"); }    Private classSecurityinterceptorextendsHandlerinterceptoradapter {@Override Public BooleanPrehandle (httpservletrequest request, httpservletresponse response, Object handler)throwsException {HttpSession session=request.getsession (); if(Session.getattribute (session_key)! =NULL)                return true; //Jump LoginString url = "/login";            Response.sendredirect (URL); return false; }    }}

Exclude configuration there, do not send the past to verify the login URL, also to intercept, this reason, tossing me half an hour

Exclude Configuration

Addinterceptor.excludepathpatterns ("/login**");

Https://www.cnblogs.com/GoodHelper/p/6343190.html

A small reason to use Webmvcconfigureradapter for login, failure