DAL/UserInfoDAL.cs

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using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using Model;
namespace DAL
{
   public class UserInfoDAL
    {
       public int isExistAndUpdate(UserMOD usermod)
       {
           SQLHelper sqh = new SQLHelper();
           SqlParameter[] para = new SqlParameter[] { new SqlParameter("@usename", SqlDbType.NVarChar, 50), new SqlParameter("@password", SqlDbType.NVarChar, 10), new SqlParameter("@lastLoginTime", SqlDbType.NVarChar, 20) };
           para[0].Value = usermod.UseName;
           para[1].Value = usermod.Password;
           para[2].Value = usermod.LastLoginDate;
           try
           {
              int i= sqh.ExecuteNonQuery(para, "pro_isExistAndUpdate");
              return i;
           }
           catch (Exception e)
           {
             
               throw e;
           }
          

       }
       public static ArrayList getUserInfo(int pageNo, int pageSize)
       {
           SQLHelper sqh = new SQLHelper();
           SqlParameter[] para = new SqlParameter[] { new SqlParameter("@pageNo", SqlDbType.Int), new SqlParameter("@pageSize", SqlDbType.Int), new SqlParameter("@recordCount", SqlDbType.Int), new SqlParameter("RowCount", SqlDbType.Int) };
           para[0].Value = pageNo;
           para[1].Value = pageSize;
           para[2].Direction = ParameterDirection.Output;
           para[3].Direction = ParameterDirection.ReturnValue;
           try
           {
               ArrayList arrylist = sqh.GetArrayList(para, "Pro_selectSpecUserInfo");
               return arrylist;
           }
           catch (Exception ex)
           {
               throw ex;
           }
       }
       public bool isExist(UserMOD usermod)
       {
           SQLHelper sqh = new SQLHelper();
           SqlDataReader dr = null;
           SqlParameter[] para = new SqlParameter[] { new SqlParameter("@usename", SqlDbType.NVarChar, 50), new SqlParameter("@password", SqlDbType.NVarChar, 10) };
           para[0].Value = usermod.UseName;
           para[1].Value = usermod.Password;
           try
           {
               dr = sqh.SqlExecuteReader(para, "pro_isExistUsename");