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【CSharp】分页工具类

作者:konglo / 发布于2015/5/6/ 670


	public String findArticle(TArticle article, Integer pageNo,
	 Integer pageSize, String sortName, String sortOrder, Integer num) {
	
	 StringBuffer sql = new StringBuffer(
	 "select top 5 a.id,a.title,a.cate_one,m.parent_id,a.cate_two,m.name as cate_two_name,"
	 + "a.content,a.rank,a.check_status,a.check_time,a.creator,a.create_time,a.updator,a.update_time "
	 + "from t_article a left join t_menu m on a.cate_two = m.id");
	
	 if (!CommonUtils.isNullOrLessThanOne(pageNo)
	 && !CommonUtils.isNullOrLessThanOne(pageSize)) {
	 int start = (pageNo-1)*pageSize;
	 int limit = pageSize;
	 String tableName = "t_article a left join t_menu m on a.cate_two = m.id";
	 String fields = "a.id,a.title,a.cate_one,m.parent_id,a.cate_two,m.name as cate_two_name,"
	 + "a.content,a.rank,a.check_status,a.check_time,a.creator,a.create_time,a.updator,a.update_time";
	 StringBuffer filter = new StringBuffer("1 = 1");
	 if(article != null){
	 if (StringUtils.hasLength(article.getTitle()))
	 filter.append(" and a.title like '%").append(article.getTitle())
	 .append("%'");
	
	 if (article.getCateOne() != null && article.getCateOne() != 0)
	 filter.append(" and a.cate_one=").append(article.getCateOne());
	 if (article.getCateTwo() != null && article.getCateTwo() != 0)
	 filter.append(" and a.cate_two=").append(article.getCateTwo());
	 if (article.getCreator() != null)
	 filter.append(" and a.creator=").append(article.getCreator());
	 if (article.getCheckStatus() != null){
	 if(article.getCheckStatus() == -1)
	 filter.append(" and a.check_status in (0,1,2)");
	 else{
	
	 filter.append(" and a.check_status=").append(
	 article.getCheckStatus());
	 }
	
	 }
	 }
	 StringBuffer orderBy = new StringBuffer("");
	 if (StringUtils.hasLength(sortName)
	 && StringUtils.hasLength(sortOrder)) {
	 orderBy.append("a.").append(this.getColumnPropertyMap().get(sortName))
	 .append(" ").append(sortOrder);
	 }
	
	 sql = SqlString.getPaginationSql(start,limit,tableName,fields,filter.toString(),orderBy.toString());
	 }else{
	 if (article != null) {
	 sql.append(" where 1=1 ");
	 if (StringUtils.hasLength(article.getTitle()))
	 sql.append(" and a.title like '%").append(article.getTitle())
	 .append("%'");
	
	 if (article.getCateOne() != null)
	 sql.append(" and a.cate_one=").append(article.getCateOne());
	 if (article.getCateTwo() != null)
	 sql.append(" and a.cate_two=").append(article.getCateTwo());
	 if (article.getCreator() != null)
	 sql.append(" and a.creator=").append(article.getCreator());
	 if (article.getCheckStatus() != null)
	 sql.append(" and a.check_status=").append(
	 article.getCheckStatus());
	 }
	
	 if (StringUtils.hasLength(sortName) && StringUtils.hasLength(sortOrder)) {
	 sql.append(" order by rank desc,")
	 .append(this.getColumnPropertyMap().get(sortName))
	 .append(" ").append(sortOrder);
	 }
	 }
	
	 return sql;
	 }

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