Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package ua.yandex.shad.socnet.web.usermanager; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; import org.springframework.web.servlet.handler.HandlerInterceptorAdapter; @Component public class AuthenticationInterceptor extends HandlerInterceptorAdapter { @Autowired private UserManager userManager; @Override public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception { String uri = request.getRequestURI(); //System.out.println(uri); if (!userManager.isLoggedIn()) { response.sendRedirect("loginpage"); return false; } //System.out.println(userManager.getUser()); return true; } }