¼Ü¹¹B/SËÄ DALFactory Êý¾Ý·ÃÎʲã Data Access Layer
2008-04-10 09:45 //*******FactoryManage.cs using System;
using System.Reflection;
using System.Configuration;
using CoalTraffic.IDAL; namespace CoalTraffic.DALFactory
{
/// <summary>
/// ³éÏ󹤳§Ä£Ê½´´½¨DAL¡£
/// web.config ÐèÒª¼ÓÈëÅäÖãº(ÀûÓù¤³§Ä£Ê½+·´Éä»úÖÆ+»º´æ»úÖÆ,ʵÏÖ¶¯Ì¬´´½¨²»Í¬µÄÊý¾Ý²ã¶ÔÏó½Ó¿Ú)
/// DataCacheÀàÔÚµ¼³ö´úÂëµÄÎļþ¼ÐÀï
/// ¿ÉÒÔ°ÑËùÓÐDALÀàµÄ´´½¨·ÅÔÚÕâ¸öDataAccessÀàÀï
/// <appSettings>
/// <add key="DAL" value="LiTianPing.SQLServerDAL" /> (ÕâÀïµÄÃüÃû¿Õ¼ä¸ù¾Ýʵ¼ÊÇé¿ö¸ü¸ÄΪ×Ô¼ºÏîÄ¿µÄÃüÃû¿Õ¼ä)
/// </appSettings>
/// </summary>
public sealed class DataAccess
{
private static readonly string path = System.Configuration.ConfigurationManager.AppSettings["DAL"]; #region CreateObject //²»Ê¹Óûº´æ
private static object CreateObjectNoCache(string path, string CacheKey)
{
try
{
object objType = Assembly.Load(path).CreateInstance(CacheKey);
return objType;
}
catch (Exception ex)
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