Vs调用分页存储过程

/// <summary>
        /// 显示+分页+模糊查询
        /// </summary>
        /// <param name="pageindex"></param>
        /// <param name="pagesize"></param>
        /// <param name="name"></param>
        /// <param name="count"></param>
        /// <returns></returns>
        public List<Model.UserInfo> SelAllpage(int pageindex,int pagesize,string name,out int count)
        {
            conn.Open();

            SqlCommand command = new SqlCommand("upage",conn);------"upage"为分页存储过程的名称

            command.CommandType = CommandType.StoredProcedure;

            SqlParameter[] p =
            {
                new SqlParameter ("@pageindex",SqlDbType.Int),
                new SqlParameter ("@pagesize",SqlDbType.Int),
                new SqlParameter ("@count",SqlDbType.Int),
                new SqlParameter ("@name",SqlDbType.VarChar,50),
            };

            p[0].Value = pageindex;
            p[1].Value = pagesize;
            p[2].Direction = ParameterDirection.Output;
            p[3].Value = name;

            command.Parameters.AddRange(p);
            command.ExecuteNonQuery();

            count = Convert.ToInt32(p[2].Value);

            SqlDataAdapter apter = new SqlDataAdapter(command);
            DataTable dt = new DataTable();
            apter.Fill(dt);

            List<UserInfo> list = new List<UserInfo>();

            for (int i = 0; i < dt.Rows.Count;i++ )
            {
                UserInfo u = new UserInfo();

                u.ID = Convert.ToInt32(dt.Rows[i]["ID"]);
                u.UserName = dt.Rows[i]["UserName"].ToString();
                u.UserPwd = dt.Rows[i]["UserPwd"].ToString();
                u.RealName = dt.Rows[i]["RealName"].ToString();
                u.CreateTime = Convert.ToDateTime(dt.Rows[i]["CreateTime"]);

                list.Add(u);
            }
            return list;

               
        }