一段反射的代码

        public static bool IsLegitimateDic(object o, DataSet dicDS, out string logContent)

        {

            bool isError = false;

            logContent = string.Empty;

            PropertyInfo[] properties = o.GetType().GetProperties();

            string filter = string.Empty;

            string propName = string.Empty;

            try

            {

                foreach (PropertyInfo item in properties)

                {

                    propName = item.Name;

                    if (item.GetValue(o, null) != null)

                    {

                        string value = item.GetValue(o, null).ToString();

                        if (string.IsNullOrEmpty(value))

                            continue;

                        if (dicEnum == null)

                            isLegitimate();

                        if (dicEnum.ContainsKey(propName))

                        {

                            string tableName = dicEnum[propName];

                            filter = string.Empty;

                            switch (tableName)

                            {

                                case "RME_CarSeries":

                                    filter = "Key = " + value + " and ParentsCode = " + o.GetType().GetProperty("IntendedBrand").GetValue(o, null);

                                    break;



                                //case "RME_CarSeries2":

                                //    dicDS.Tables[tableName].DefaultView.RowFilter = "Key = " + value + " and ParentsCode = " + o.GetType().GetProperty("IntendedBrand").GetValue(o, null);

                                //    break;



                                case "RME_City":

                                    filter = "Key = " + value + " and ParentsCode = " + o.GetType().GetProperty("Province").GetValue(o, null);

                                    break;

                                case "RME_CarModel":

                                    filter = "ModelValue = " + value + " and ClassValue = " + o.GetType().GetProperty("IntendedClass").GetValue(o, null);

                                    break;

                                case "RME_Campaign":

                                    value = value.Replace('，', ',');

                                    string[] ids = value.Split(',');

                                    filter = "Key = " + ids[0];

                                    for (int i = 1; i < ids.Count(); i++)

                                    {

                                        filter += " or Key = " + ids[i];

                                    }

                                    break;

                                default:

                                    filter = "Key = " + value;

                                    break;

                            }

                            dicDS.Tables[tableName].DefaultView.RowFilter = filter;



                            if (dicDS.Tables[tableName].DefaultView.Count == 0)

                            {

                                isError = true;

                                logContent += "[" + propName + "=" + value.ToString() + "(" + filter + ")]";

                            }

                            //清空过滤条件

                            dicDS.Tables[tableName].DefaultView.RowFilter = "";

                        }

                    }

                }

            }

            catch (Exception ex)

            {

                isError = true;

                logContent += "[(filter=" + filter + ")(propName=" + propName + ")]";

            }



            return isError;

        }