GroupBy/04-程式設計/Trunk/GroupBuy/CounsellorBL/Helper/EntityHelper.cs

using OT.COM.ArsenalDB;
using OT.COM.LogisticsUtil;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Reflection;

namespace CounsellorBL.Helper
{
    public static class EntityHelper
    {
        public static List<T> FromDataTable<T>(List<DataRow> i_dt) where T : EntityBase, new()
        {
            List<T> lRes = new List<T>();

            if (i_dt != null && i_dt.Any())
            {


                PropertyInfo[] pis = typeof(T).GetProperties();

                DataColumnCollection dcc = i_dt[0].Table.Columns;



                foreach (DataRow dr in i_dt)
                {
                    T tCur = new T();

                    foreach (PropertyInfo pi in pis)
                    {
                        if (!dcc.Contains(pi.Name) || dr[pi.Name] is DBNull)
                        {
                            continue;
                        }

                        ClassHelper.SetValueByPropertyName(tCur, pi.Name, dr[pi.Name]);
                    }


                    lRes.Add(tCur);
                }
            }

            return lRes;
        }
    }
}