12-业务逻辑层

using DAL; using Entity;

public class CarBLL { CarDAL DAL = new CarDAL(); /// <summary> /// 添加房车信息 /// </summary> /// <param name="car"></param> /// <returns></returns> public int CarAdd(Car car) { return DAL.CarAdd(car); } /// <summary> /// 汽车品牌 /// </summary> /// <returns></returns> public List<CarPinPai> GetCarPinPai() { return DAL.GetCarPinPai(); } /// <summary> /// 汽车价格区间 /// </summary> /// <returns></returns> public List<CarPrice> GetCarPrice() { return DAL.GetCarPrice(); } /// <summary> /// 汽车类型 /// </summary> /// <returns></returns> public List<CarXingType> GetCarXingType() { return DAL.GetCarXingType(); } /// <summary> /// 汽车分组 /// </summary> /// <returns></returns> public List<CarGroup> GetCarGroup() { return DAL.GetCarGroup(); } /// <summary> /// 图片添加 /// </summary> /// <param name="carImg"></param> /// <returns></returns> public int AddImg(CarImg carImg) { return DAL.AddImg(carImg); } /// <summary> /// 汽车分组 /// </summary> /// <returns></returns> public List<CarImgType> GetCarImgType() { return DAL.GetCarImgType(); } /// <summary> /// 图片显示 /// </summary> /// <returns></returns> public PageBox GetImgList(int pageindex=1,string name="") { var list = DAL.GetImgList(); if (!string.IsNullOrWhiteSpace(name)) { list = list.Where(s => s.ImgTitle.Contains(name)).ToList(); } PageBox pb = new PageBox(); pb.PageIndex = pageindex; pb.PageCount = list.Count; pb.Data = list.Skip((pageindex - 1) * 3).Take(pageindex * 3); return pb; } /// <summary> /// 删除 /// </summary> /// <param name="id"></param> /// <returns></returns> public int Delete(int id) { return DAL.Delete(id); } /// <summary> /// 房车信息显示 /// </summary> /// <returns></returns> public PageBox GetCarList(int pageindex=1,string name="") { var list = DAL.GetCarList(); if (!string.IsNullOrWhiteSpace(name)) { list = list.Where(s => s.CarName.Contains(name)).ToList(); } PageBox pb = new PageBox(); pb.PageIndex = pageindex; pb.PageCount = list.Count; pb.Data = list.Skip((pageindex - 1) * 3).Take(pageindex * 3); return pb; } }

转载于:https://www.cnblogs.com/Wangyang11/p/10003352.html

相关资源：JAVA上百实例源码以及开源项目