基于SSM的博客日志系统的设计与实现.zip

package com.liuyanzhao.ssm.blog.service.impl; import com.github.pagehelper.PageHelper; import com.github.pagehelper.PageInfo; import com.liuyanzhao.ssm.blog.enums.ArticleCommentStatus; import com.liuyanzhao.ssm.blog.service.ArticleService; import com.liuyanzhao.ssm.blog.entity.*; import com.liuyanzhao.ssm.blog.mapper.ArticleCategoryRefMapper; import com.liuyanzhao.ssm.blog.mapper.ArticleMapper; import com.liuyanzhao.ssm.blog.mapper.ArticleTagRefMapper; import lombok.extern.slf4j.Slf4j; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; /** * 文章Servie实现 * * @author 言曌 * @date 2017/8/24 */ @Service @Slf4j public class ArticleServiceImpl implements ArticleService { @Autowired(required = false) private ArticleMapper articleMapper; @Autowired(required = false) private ArticleCategoryRefMapper articleCategoryRefMapper; @Autowired(required = false) private ArticleTagRefMapper articleTagRefMapper; @Override public Integer countArticle(Integer status) { Integer count = 0; try { count = articleMapper.countArticle(status); } catch (Exception e) { e.printStackTrace(); log.error("根据状态统计文章数, status:{}, cause:{}", status, e); } return count; } @Override public Integer countArticleComment() { Integer count = 0; try { count = articleMapper.countArticleComment(); } catch (Exception e) { e.printStackTrace(); log.error("统计文章评论数失败, cause:{}", e); } return count; } @Override public Integer countArticleView() { Integer count = 0; try { count = articleMapper.countArticleView(); } catch (Exception e) { e.printStackTrace(); log.error("统计文章访问量失败, cause:{}", e); } return count; } @Override public Integer countArticleByCategoryId(Integer categoryId) { Integer count = 0; try { count = articleCategoryRefMapper.countArticleByCategoryId(categoryId); } catch (Exception e) { e.printStackTrace(); log.error("根据分类统计文章数量失败, categoryId:{}, cause:{}", categoryId, e); } return count; } @Override public Integer countArticleByTagId(Integer tagId) { return articleTagRefMapper.countArticleByTagId(tagId); } @Override public List<Article> listArticle(HashMap<String, Object> criteria) { return articleMapper.findAll(criteria); } @Override public List<Article> listRecentArticle(Integer limit) { return articleMapper.listArticleByLimit(limit); } @Override @Transactional(rollbackFor = Exception.class) public void updateArticleDetail(Article article) { article.setArticleUpdateTime(new Date()); articleMapper.update(article); if (article.getTagList() != null) { //删除标签和文章关联 articleTagRefMapper.deleteByArticleId(article.getArticleId()); //添加标签和文章关联 for (int i = 0; i < article.getTagList().size(); i++) { ArticleTagRef articleTagRef = new ArticleTagRef(article.getArticleId(), article.getTagList().get(i).getTagId()); articleTagRefMapper.insert(articleTagRef); } } if (article.getCategoryList() != null) { //添加分类和文章关联 articleCategoryRefMapper.deleteByArticleId(article.getArticleId()); //删除分类和文章关联 for (int i = 0; i < article.getCategoryList().size(); i++) { ArticleCategoryRef articleCategoryRef = new ArticleCategoryRef(article.getArticleId(), article.getCategoryList().get(i).getCategoryId()); articleCategoryRefMapper.insert(articleCategoryRef); } } } @Override public void updateArticle(Article article) { articleMapper.update(article); } @Override public void deleteArticleBatch(List<Integer> ids) { articleMapper.deleteBatch(ids); } @Override public void deleteArticle(Integer id) { articleMapper.deleteById(id); } @Override public PageInfo<Article> pageArticle(Integer pageIndex, Integer pageSize, HashMap<String, Object> criteria) { PageHelper.startPage(pageIndex, pageSize); List<Article> articleList = articleMapper.findAll(criteria); for (int i = 0; i < articleList.size(); i++) { //封装CategoryList List<Category> categoryList = articleCategoryRefMapper.listCategoryByArticleId(articleList.get(i).getArticleId()); if (categoryList == null || categoryList.size() == 0) { categoryList = new ArrayList<>(); categoryList.add(Category.Default()); } articleList.get(i).setCategoryList(categoryList); // //封装TagList // List<Tag> tagList = articleTagRefMapper.listTagByArticleId(articleList.get(i).getArticleId()); // articleList.get(i).setTagList(tagList); } return new PageInfo<>(articleList); } @Override public Article getArticleByStatusAndId(Integer status, Integer id) { Article article = articleMapper.getArticleByStatusAndId(status, id); if (article != null) { List<Category> categoryList = articleCategoryRefMapper.listCategoryByArticleId(article.getArticleId()); List<Tag> tagList = articleTagRefMapper.listTagByArticleId(article.getArticleId()); article.setCategoryList(categoryList); article.setTagList(tagList); } return article; } @Override public List<Article> listArticleByViewCount(Integer limit) { return articleMapper.listArticleByViewCount(limit); } @Override public Article getAfterArticle(Integer id) { return articleMapper.getAfterArticle(id); } @Override public Article getPreArticle(Integer id) { return articleMapper.getPreArticle(id); } @Override public List<Article> listRandomArticle(Integer limit) { return articleMapper.listRandomArticle(limit); } @Override public List<Article> listArticleByCommentCount(Integer limit) { return articleMapper.listArticleByCommentCount(limit); } @Override @Transactional(rollbackFor = Exception.class) public void insertArticle(Article article) { //添加文章 article.setArticleCreateTime(new Date()); article.setArticleUpdateTime(new Date()); article.setArticleIsComment(ArticleCommentStatus.ALLOW.getValue()); article.setArticleViewCount(0); article.setArticleLikeCount(0); article.setArticleCommentCount(0); article.setArticleOrder(1); articleMapper.insert(article); //添加分类和文章关联 for (int i = 0; i < article.getCategoryList().size(); i++) { ArticleCategoryRef articleCategoryRef = new ArticleCategoryRef(article.getArticleId(), article.getCategoryList().get(i).getCategoryId()); articleCategoryRefMapper.insert(articleCategoryRef); } //添加标签和文章关联 for (int i = 0; i < article.getTagList().size(); i++) { ArticleTagRef articleTagRef = new ArticleTagRef(article.getArticleId(), article.getTagList().get(i).getTagId()); articleTagRefMapper.insert(articleTagRef); } } @Override public void upd