public static void ReloadProvider()
{
lock (o)
{
provider = null;
}
}
public static AbstractProvider GetProvider()
{
if (provider == null)
{
lock (o)
{
if (provider == null)
{
switch (DbHelper.GetProviderType(CGConfig.Instance.ConnectString))
{
case EnumProviderType.MySql:
provider = new MySqlProvider();
break;
case EnumProviderType.MsSql:
provider = new MsSqlProvider();
break;
case EnumProviderType.Access:
throw new NotImplementedException("没有实现Access");
case EnumProviderType.Oracle:
throw new NotImplementedException("没有实现Oracle");
default:
throw new NotImplementedException("没有实现");
}
}
}
}
return provider;
}
