customerstypedal.cs

酒店管理系统

using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using HotelManagerModels;

namespace HotelManagerDAL
{
    public class CustomersTypeDAL
    {
        string strConn = ConfigurationManager.ConnectionStrings["HotelConn"].ToString();

        #region 查询用户信息
        /// <summary>
        /// 查询用户信息
        /// </summary>
        /// <returns>返回实体</returns>
        public List<CustomersType> SelectCustomersType()
        { 
            using(SqlConnection conn=new SqlConnection(strConn))
            {
                SqlCommand cmd = new SqlCommand("usp_SelectCustomersTypeAll", conn);
                cmd.CommandType = CommandType.StoredProcedure;
                List<CustomersType> list = new List<CustomersType>();
                try
                {
                    conn.Open();
                    SqlDataReader dr = cmd.ExecuteReader();
                    while (dr.Read())
                    {
                        CustomersType ct = new CustomersType();
                        ct.ID = Convert.ToInt32(dr["ID"]);
                        ct.Name = dr["Name"].ToString();
                        ct.CDiscount = Convert.ToSingle(dr["CDiscount"]);
                        list.Add(ct);
                    }
                    return list;
                }
                catch (Exception ex)
                {
                    throw new Exception(ex.Message);
                }
                finally
                {
                    conn.Close();
                }
            }
        }
        #endregion
    }
}