标签：des blog ar div on log new as tt
基本类实现Context：
public class ContextFactory
{
private static DbContext context;
public static DbContext Get()
{
if (null == context)
{
context = new AutoDeskEntities() as DbContext;
}
return context;
}
}
标签：des blog ar div on log new as tt
原文地址：http://www.cnblogs.com/xiguain/p/4075760.html
