DAL/OrderAddressService.cs

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using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;

namespace DAL
{
	/// <summary>
	/// 数据访问类:OrderAddressService
	/// </summary>
	public partial class OrderAddressService
	{
		public OrderAddressService()
		{}
		#region  BasicMethod
        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public static Model.OrderAddress GetModelByOrderId(int orderId)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 id,orderId,orderNo,relName,mobile,tel,qq,weixin,zipcode,pid,pName,cid,cName,regionId,regionName,address,addressDetail,labelName,otherName,status,remark,addTime,addUser,infoType from OrderAddress ");
            strSql.Append(" where orderId=@orderId");
            SqlParameter[] parameters = {
					new SqlParameter("@orderId", SqlDbType.Int,4)
			};
            parameters[0].Value = orderId;

            Model.OrderAddress model = new Model.OrderAddress();
            DataSet ds = DBHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                return DataRowToModel(ds.Tables[0].Rows[0]);
            }
            else
            {
                return null;
            }
        }

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public static bool Exists(int id)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from OrderAddress");
			strSql.Append(" where id=@id");
			SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
			};
			parameters[0].Value = id;

			return DBHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据