/*************************************************************************
?*?文件名稱?：baseEntity.cs??????????????????????????
?*?描述說明?：定義實體基類
?*?
?**************************************************************************/

using?System;
using?System.Collections.Concurrent;
using?System.Collections.Generic;
using?System.Dynamic;
using?System.Linq;
using?JTS.Utils;

namespace?JTS.Core
{
????///?

????///?框架實體基類
????///?

????public?class?baseEntity?:?ICloneable?IComparable?IDisposable
????{
????????///?

????????///?定義屬性緩存對象
????????///?

????????private?static?readonly?ConcurrentDictionary>>?_cachedAtrributes?=?new?ConcurrentDictionary>>（）;

????????///?

????????///?獲取實體某個自定義特性的所有的字段名稱
????????///?

????????///?TEntity實體類型
????????///?TAttribute自定義特性類型
????????///?list
????????public?static?List?GetAttributeFields（）
????????{
????????????var?key?=?typeof（TAttribute）.Name;
????????????var?thisAttributes?=?_cachedAtrributes.GetOrAdd（typeof（TEntity）?BuildAtrributeDictionary）;
????????????return?thisAttributes.ContainsKey（key）???thisAttributes[typeof（TAttribute）.Name]?:?new?List（）;
????????}

????????private?static?Dictionary>?BuildAtrributeDictionary（Type?TEntity）
????????{
????????????var?result?=?new?Dictionary>（）;

????????????foreach?（var?property?in?TEntity.GetProperties（））
????????????{
????????????????var?attributes?=?property.GetCustomAttributes（typeof（Attribute）?true）?as?Attribute[];
????????????????if?（attributes?!=?null）
????????????????????foreach?（var?key?in?attributes.Select（attr?=>?attr.GetType（）.Name））
????????????????????{
????????????????????????if?（!result.ContainsKey（key））
????????????????????????????result.Add（key?new?List（））;

????????????????????????result[key].Add（property.Name）;
????????????????????}
????????????}

????????????return?result;
????????}

????????///?

????????///?擴展實體對象的屬性值
????????///?

????????///?實體對象，包含實體屬性名和屬性值
????????///?返回dynamic
????????public?dynamic?Extend（object?obj）
????????{
????????????var?expando?=?（IDictionaryject>）new?Expandoobject（）;

????????????EachHelper.EachobjectProperty（this?（i?name?value）?=>
????????????{
????????????????expando.Add（name?value）;
????????????}）;

????????????EachHelper.EachobjectProperty（obj?（i?name?value）?=>
????????????{
????????????????expando[name]?=?value;
????????????}）;

????????????return?expando;
????????}

????????///?

????????///?獲取實體屬性值
????????///?

????????///?屬性名
????????///?object
????????public?object?GetValue