Java tutorial
/* * Copyright 2014 Tagbangers, Inc. * * 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 org.wallride.web.controller.admin; import org.springframework.data.domain.Page; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.servlet.mvc.support.RedirectAttributes; import org.wallride.domain.Article; import org.wallride.domain.Blog; import org.wallride.domain.PopularPost; import org.wallride.domain.Post; import org.wallride.service.*; import org.wallride.web.controller.admin.article.ArticleSearchForm; import javax.inject.Inject; import java.util.List; import java.util.SortedSet; @Controller public class DashboardController { @Inject private BlogService blogService; @Inject private PostService postService; @Inject private ArticleService articleService; @Inject private PageService pageService; @Inject private CategoryService categoryService; @RequestMapping({ "/", "/dashboard" }) public String dashboard(RedirectAttributes redirectAttributes) { Blog blog = blogService.getBlogById(Blog.DEFAULT_ID); String defaultLanguage = blog.getDefaultLanguage(); redirectAttributes.addAttribute("language", defaultLanguage); return "redirect:/_admin/{language}/"; } @RequestMapping("/{language}/") public String dashboard(@PathVariable String language, Model model) { long articleCount = articleService.countArticlesByStatus(Post.Status.PUBLISHED, language); long pageCount = pageService.countPagesByStatus(Post.Status.PUBLISHED, language); long categoryCount = categoryService.getCategories(language).size(); model.addAttribute("articleCount", articleCount); model.addAttribute("pageCount", pageCount); model.addAttribute("categoryCount", categoryCount); model.addAttribute("popularPosts", popularPosts(language)); model.addAttribute("recentPublishedArticles", recentPublishedArticles(language)); model.addAttribute("recentDraftArticles", recentDraftArticles(language)); return "dashboard"; } private SortedSet<PopularPost> popularPosts(String language) { return postService.getPopularPosts(language, PopularPost.Type.DAILY); } private List<Article> recentPublishedArticles(String language) { ArticleSearchForm form = new ArticleSearchForm(); form.setStatus(Post.Status.PUBLISHED); Page<Article> page = articleService.getArticles(form.toArticleSearchRequest()); return page.getContent(); } private List<Article> recentDraftArticles(String language) { ArticleSearchForm form = new ArticleSearchForm(); form.setStatus(Post.Status.DRAFT); Page<Article> page = articleService.getArticles(form.toArticleSearchRequest()); return page.getContent(); } }