| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.jsecurity.samples.sprhib.web; |
| |
| import org.jsecurity.samples.sprhib.model.User; |
| import org.jsecurity.samples.sprhib.service.UserService; |
| import org.springframework.beans.factory.annotation.Autowired; |
| import org.springframework.stereotype.Component; |
| import org.springframework.web.servlet.ModelAndView; |
| import org.springframework.web.servlet.handler.HandlerInterceptorAdapter; |
| |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| /** |
| * A Spring MVC interceptor that adds the currentUser into the request as a request attribute |
| * before the JSP is rendered. This operation is assumed to be fast because the User should be |
| * cached in the Hibernate second-level cache. |
| */ |
| @Component |
| public class CurrentUserInterceptor extends HandlerInterceptorAdapter { |
| |
| private UserService userService; |
| |
| @Autowired |
| public void setUserService(UserService userService) { |
| this.userService = userService; |
| } |
| |
| @Override |
| public void postHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) throws Exception { |
| // Add the current user into the request |
| User currentUser = userService.getCurrentUser(); |
| if( currentUser != null ) { |
| httpServletRequest.setAttribute( "currentUser", currentUser ); |
| } |
| } |
| } |