Java tutorial
/* * Copyright 2008 Jeff Dwyer * * Licensed 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 com.apress.progwt.server.web.controllers; import java.util.Arrays; import javax.servlet.http.HttpServletRequest; import org.apache.log4j.Logger; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import com.apress.progwt.client.domain.GWTSerializer; import com.apress.progwt.client.domain.School; import com.apress.progwt.client.domain.dto.ForumBootstrap; import com.apress.progwt.client.domain.dto.PostsList; import com.apress.progwt.client.exception.InfrastructureException; import com.apress.progwt.server.service.SchoolService; import com.apress.progwt.server.service.UserService; @Controller public class CollegeController { @Autowired @Qualifier(value = "GWTSchoolService") private GWTSerializer serializer; @Autowired private SchoolService schoolService; @Autowired private UserService userService; private String notFoundView = "redirect:/search.html"; private String view = "college"; private static final Logger log = Logger.getLogger(CollegeController.class); @RequestMapping(method = RequestMethod.GET) public String collegeHandler(HttpServletRequest req, ModelMap model) throws InfrastructureException { log.debug("SERVLET PATH: " + req.getServletPath() + " " + req.getPathInfo() + " " + req.getQueryString()); String path = req.getPathInfo(); path = path.replace('_', ' '); String[] pathParts = path.split("/"); log.debug("!path parts " + Arrays.toString(pathParts)); // "/college/dartmouth" splits to [,dartmouth] if (pathParts.length < 2) { return getNotFoundView(); } String schoolName = pathParts[1]; School school = schoolService.getSchoolDetails(schoolName); if (school == null) { model.addAttribute("message", "Couldn't find school " + schoolName); return getNotFoundView(); } PostsList forumPosts = schoolService.getForum(school, 0, 10); ForumBootstrap forumBootstrap = new ForumBootstrap(serializer, forumPosts, school); model.addAttribute("forumBootstrap", forumBootstrap); model.addAttribute("school", school); model.addAttribute("interestedIn", schoolService.getUsersInterestedIn(school)); ControllerUtil.updateModelMapWithDefaults(model, req, userService); return view; } public void setSchoolService(SchoolService schoolService) { this.schoolService = schoolService; } public void setSerializer(GWTSerializer serializer) { this.serializer = serializer; } public String getNotFoundView() { return notFoundView; } public void setNotFoundView(String notFoundView) { this.notFoundView = notFoundView; } }