private void LoadFromId(int mainBusinessExpId)
{
if (CachedEntityCommander.IsTypeRegistered(typeof(MainBusinessExpInfo)))
{
MainBusinessExpInfo mainBusinessExpInfo=Find(GetList(), mainBusinessExpId);
if(mainBusinessExpInfo==null)
throw new AppException("未能在缓存中找到相应的键值对象");
Copy(mainBusinessExpInfo, this);
}
else
{ MainBusinessExp mainBusinessExp=new MainBusinessExp( mainBusinessExpId);
if(mainBusinessExp.IsNew)
throw new AppException("尚未初始化");
LoadFromDAL(this, mainBusinessExp);
}
}
//从后台获取数据
internal static void LoadFromDAL(MainBusinessExpInfo pMainBusinessExpInfo, MainBusinessExp pMainBusinessExp)
{
pMainBusinessExpInfo.mainBusinessExpId = pMainBusinessExp.MainBusinessExpId;
pMainBusinessExpInfo.mainBusinessExpName = pMainBusinessExp.MainBusinessExpName;
pMainBusinessExpInfo.Loaded=true;
}
//数据持久化
internal static void SaveToDb(MainBusinessExpInfo pMainBusinessExpInfo, MainBusinessExp pMainBusinessExp,bool pIsNew)
{
pMainBusinessExp.MainBusinessExpId = pMainBusinessExpInfo.mainBusinessExpId;
pMainBusinessExp.MainBusinessExpName = pMainBusinessExpInfo.mainBusinessExpName;
pMainBusinessExp.IsNew=pIsNew;
string UserName = SubsonicHelper.GetUserName();
try
{
pMainBusinessExp.Save(UserName);
}
catch(Exception ex)
{
LogManager.getInstance().getLogger(typeof(MainBusinessExpInfo)).Error(ex);
if(ex.Message.Contains("插入重复键"))//违反了唯一键
{
throw new AppException("此对象已经存在");//此处等待优化可以从唯一约束中直接取出提示来，如果没有的话，默认为原始的出错提示
}
throw new AppException("保存失败");
}
pMainBusinessExpInfo.mainBusinessExpId = pMainBusinessExp.MainBusinessExpId;
//如果缓存存在，更新缓存
if (CachedEntityCommander.IsTypeRegistered(typeof(MainBusinessExpInfo)))
{
ResetCache();
}
}
/// <summary>
/// 保存
/// </summary>
public override void Save()
{
if(!m_Loaded)//新增
{
MainBusinessExp mainBusinessExp=new MainBusinessExp();
SaveToDb(this, mainBusinessExp,true);
}
else//修改
{
MainBusinessExp mainBusinessExp=new MainBusinessExp(mainBusinessExpId);
if(mainBusinessExp.IsNew)
throw new AppException("该数据已经不存在了");
SaveToDb(this, mainBusinessExp,false);
}
}
