/// <summary>
/// 从IIS缓存中获取指定Id记录
/// </summary>
/// <param name="conditionColName">条件列名</param>
/// <param name="value">条件值</param>
/// <returns>DataAccess.Model.PagePowerSignPublic</returns>
public DataAccess.Model.PagePowerSignPublic GetModelForCache(string conditionColName, object value)
{
try
{
//从缓存中获取List
var list = GetList();
DataAccess.Model.PagePowerSignPublic model = null;
Expression <Func <PagePowerSignPublic, bool> > expression = null;
//返回指定条件的实体
switch (conditionColName)
{
case "Id":
model = list.SingleOrDefault(x => x.Id == (int)value);
expression = x => x.Id == (int)value;
break;
case "Cname":
model = list.SingleOrDefault(x => x.Cname == (string)value);
expression = x => x.Cname == (string)value;
break;
case "Ename":
model = list.SingleOrDefault(x => x.Ename == (string)value);
expression = x => x.Ename == (string)value;
break;
default:
return(null);
}
if (model == null)
{
//从数据库中读取
var tem = PagePowerSignPublic.SingleOrDefault(expression);
if (tem == null)
{
return(null);
}
else
{
//对查询出来的实体进行转换
model = Transform(tem);
return(model);
}
}
else
{
return(model);
}
}
catch (Exception e)
{
//记录日志
CommonBll.WriteLog("从IIS缓存中获取PagePowerSignPublic表记录时出现异常", e);
return(null);
}
}
/// <summary>
/// 添加与编辑PagePowerSignPublic记录
/// </summary>
/// <param name="page">当前页面指针</param>
/// <param name="model">PagePowerSignPublic表实体</param>
/// <param name="content">更新说明</param>
/// <param name="isCache">是否更新缓存</param>
/// <param name="isAddUseLog">是否添加用户操作日志</param>
public void Save(Page page, PagePowerSignPublic model, string content = null, bool isCache = true, bool isAddUseLog = true)
{
try {
//保存
model.Save();
//判断是否启用缓存
if (CommonBll.IsUseCache() && isCache)
{
SetModelForCache(model);
}
if (isAddUseLog)
{
if (string.IsNullOrEmpty(content))
{
content = "{0}" + (model.Id == 0 ? "添加" : "编辑") + "PagePowerSignPublic记录成功，ID为【" + model.Id + "】";
}
//添加用户访问记录
UseLogBll.GetInstence().Save(page, content);
}
}
catch (Exception e) {
var result = "执行PagePowerSignPublicBll.Save()函数出错！";
//出现异常，保存出错日志信息
CommonBll.WriteLog(result, e);
}
}
/// <summary>
/// 从IIS缓存中获取指定Id记录
/// </summary>
/// <param name="id">主键Id</param>
/// <returns>DataAccess.Model.PagePowerSignPublic</returns>
public DataAccess.Model.PagePowerSignPublic GetModelForCache(long id)
{
try
{
//从缓存中读取指定Id记录
var model = GetModelForCache(x => x.Id == id);
if (model == null)
{
//从数据库中读取
var tem = PagePowerSignPublic.SingleOrDefault(x => x.Id == id);
if (tem == null)
{
return(null);
}
else
{
//对查询出来的实体进行转换
model = Transform(tem);
return(model);
}
}
else
{
return(model);
}
}
catch (Exception e)
{
//记录日志
CommonBll.WriteLog("从IIS缓存中获取PagePowerSignPublic表记录时出现异常", e);
return(null);
}
}
/// <summary>
/// 获取指定Id记录
/// </summary>
/// <param name="id">主键Id</param>
/// <param name="isCache">是否从缓存中读取</param>
/// <returns>DataAccess.Model.PagePowerSignPublic</returns>
public DataAccess.Model.PagePowerSignPublic GetModel(long id, bool isCache = true)
{
//判断是否使用缓存
if (CommonBll.IsUseCache() && isCache)
{
//从缓存中获取List
var list = GetList();
if (list == null)
{
return(null);
}
else
{
//在List查询指定主键Id的记录
return(list.SingleOrDefault(x => x.Id == id));
}
}
else
{
//从数据库中直接读取
var model = PagePowerSignPublic.SingleOrDefault(x => x.Id == id);
if (model == null)
{
return(null);
}
else
{
//对查询出来的实体进行转换
return(Transform(model));
}
}
}
/// <summary>
/// 取得PagePowerSignPublic全表内容
/// </summary>
/// <returns>返回Hashtable</returns>
public Hashtable GetHashtable()
{
//读取记录
object obj = CacheHelper.GetCache(const_CacheKey_Model);
if (obj == null)
{
//初始化Hashtable
Hashtable ht = new Hashtable();
//获取表全部内容
var all = PagePowerSignPublic.All();
//遍历读取
foreach (var model in all)
{
try
{
ht.Add(model.EName, model.Id);
}
catch
{
}
}
CacheHelper.SetCache(const_CacheKey_Model, ht);
return(ht);
}
else
{
return((Hashtable)obj);
}
}
/// <summary>
/// 将PagePowerSignPublic记录实体（SubSonic实体）转换为普通的实体（DataAccess.Model.PagePowerSignPublic）
/// </summary>
/// <param name="model">SubSonic插件生成的实体</param>
/// <returns>DataAccess.Model.PagePowerSignPublic</returns>
public DataAccess.Model.PagePowerSignPublic Transform(PagePowerSignPublic model)
{
if (model == null)
{
return(null);
}
return(new DataAccess.Model.PagePowerSignPublic
{
Id = model.Id,
Cname = model.Cname,
Ename = model.Ename,
});
}
/// <summary>
/// 判断指定主键Id的记录是否存在——在IIS缓存或数据库中查找
/// </summary>
/// <param name="id">主键Id</param>
/// <returns></returns>
public bool Exist(int id)
{
if (id <= 0)
{
return(false);
}
//判断是否启用缓存
if (CommonBll.IsUseCache())
{
return(Exist(x => x.Id == id));
}
//从数据库中查找
return(PagePowerSignPublic.Exists(x => x.Id == id));
}
/// <summary>
/// 获取EName字段值
/// </summary>
/// <param name="page">当前页面指针</param>
/// <param name="pkValue">主键Id</param>
/// <param name="isCache">是否从缓存中读取</param>
/// <returns></returns>
public string GetEName(Page page, int pkValue, bool isCache = true)
{
//判断是否启用缓存
if (isCache && CommonBll.IsUseCache())
{
//从缓存中获取实体
var model = GetModelForCache(pkValue);
return(model == null ? "" : model.EName);
}
else
{
//从数据库中查询
var model = PagePowerSignPublic.SingleOrDefault(x => x.Id == pkValue);
return(model == null ? "" : model.EName);
}
}
//#region 页面控件绑定
///// <summary>下拉列表改变事件
///// </summary>
///// <param name="sender"></param>
///// <param name="e"></param>
//protected void ddlParentId_SelectedIndexChanged(object sender, EventArgs e)
//{
// //初始化路径值
// txtUrl.Text = string.Empty;
// //获取当前节点的父节点Id
// txtParent.Text = ddlParentId.SelectedValue;
// if (!ddlParentId.SelectedValue.Equals("0"))
// {
// try
// {
// //获取当前节点的父节点url
// txtUrl.Text = MenuInfoBll.GetInstence().GetFieldValue(ConvertHelper.Cint0(ddlParentId.SelectedValue), MenuInfoTable.Url) + "";
// }
// catch
// {
// }
// }
//}
//#endregion
#region 保存
/// <summary>
/// 数据保存
/// </summary>
/// <returns></returns>
public override string Save()
{
string result = string.Empty;
int id = ConvertHelper.Cint0(hidId.Text);
try
{
#region 数据验证
if (string.IsNullOrEmpty(txtCname.Text.Trim()))
{
return(txtCname.Label + "不能为空！");
}
if (string.IsNullOrEmpty(txtEname.Text.Trim()))
{
return(txtEname.Label + "不能为空！");
}
#endregion
#region 赋值
//读取指定部门资料
var model = new PagePowerSignPublic(x => x.Id == id);
//设置名称
model.Cname = txtCname.Text;;
//连接地址
model.Ename = txtEname.Text;;
#endregion
//----------------------------------------------------------
//存储到数据库
PagePowerSignPublicBll.GetInstence().Save(this, model);
}
catch (Exception e)
{
result = "保存失败！";
//出现异常，保存出错日志信息
CommonBll.WriteLog(result, e);
}
return(result);
}
/// <summary>
/// 获取数据表中的某个值——从数据库中查询，如果使用了缓存，删除成功后会清空本表的所有缓存记录，然后重新加载进缓存
/// </summary>
/// <param name="page">当前页面指针</param>
/// <param name="expression">条件语句</param>
/// <param name="isAddUseLog">是否添加用户操作日志</param>
public void Delete(Page page, Expression <Func <PagePowerSignPublic, bool> > expression, bool isAddUseLog = true)
{
//执行删除
PagePowerSignPublic.Delete(expression);
//判断是否启用缓存
if (CommonBll.IsUseCache())
{
//清空当前表所有缓存记录
DelAllCache();
//重新载入缓存
GetList();
}
if (isAddUseLog)
{
//添加用户操作记录
UseLogBll.GetInstence().Save(page, "{0}删除了PagePowerSignPublic表记录！");
}
}
/// <summary>
/// 从IIS缓存中获取PagePowerSignPublic表记录
/// </summary>
/// <param name="isCache">是否从缓存中读取</param>
public IList <DataAccess.Model.PagePowerSignPublic> GetList(bool isCache = true)
{
try
{
//判断是否使用缓存
if (CommonBll.IsUseCache() && isCache)
{
//检查指定缓存是否过期——缓存当天有效，第二天自动清空
if (CommonBll.CheckCacheIsExpired(const_CacheKey_Date))
{
//删除缓存
DelAllCache();
}
//从缓存中获取DataTable
var obj = CacheHelper.GetCache(const_CacheKey);
//如果缓存为null，则查询数据库
if (obj == null)
{
var list = GetList(false);
//将查询出来的数据存储到缓存中
CacheHelper.SetCache(const_CacheKey, list);
//存储当前时间
CacheHelper.SetCache(const_CacheKey_Date, DateTime.Now);
return(list);
}
//缓存中存在数据，则直接返回
else
{
return((IList <DataAccess.Model.PagePowerSignPublic>)obj);
}
}
else
{
//定义临时实体集
IList <DataAccess.Model.PagePowerSignPublic> list = null;
//获取全表缓存加载条件表达式
var exp = GetExpression <PagePowerSignPublic>();
//如果条件为空，则查询全表所有记录
if (exp == null)
{
//从数据库中获取所有记录
var all = PagePowerSignPublic.All();
list = all == null ? null : Transform(all.ToList());
}
else
{
//从数据库中查询出指定条件的记录，并转换为指定实体集
var all = PagePowerSignPublic.Find(exp);
list = all == null ? null : Transform(all);
}
return(list);
}
}
catch (Exception e)
{
//记录日志
CommonBll.WriteLog("从IIS缓存中获取PagePowerSignPublic表记录时出现异常", e);
}
return(null);
}
/// <summary>
/// 更新IIS缓存中指定Id记录
/// </summary>
/// <param name="model">记录实体</param>
public void SetModelForCache(PagePowerSignPublic model)
{
SetModelForCache(Transform(model));
}
/// <summary>
/// 数据保存
/// </summary>
/// <returns></returns>
public override string Save()
{
string result = string.Empty;
int id = ConvertHelper.Cint0(hidId.Text);
try
{
#region 数据验证
if (string.IsNullOrEmpty(txtCName.Text.Trim()))
{
return(txtCName.Label + "不能为空！");
}
var sName = StringHelper.Left(txtCName.Text, 20);
if (PagePowerSignPublicBll.GetInstence().Exist(x => x.CName == sName && x.Id != id))
{
return(txtCName.Label + "已存在！请重新输入！");
}
if (string.IsNullOrEmpty(txtEName.Text.Trim()))
{
return(txtEName.Label + "不能为空！");
}
var sEname = StringHelper.Left(txtEName.Text, 50);
if (PagePowerSignPublicBll.GetInstence().Exist(x => x.EName == sEname && x.Id != id))
{
return(txtEName.Label + "已存在！请重新输入！");
}
#endregion
#region 赋值
//定义是否更新标识——即当前记录的名称是否改变了
bool isUpdate = false;
//获取实体
var model = new PagePowerSignPublic(x => x.Id == id);
//判断是否有改变名称
if (id > 0 && (sName != model.CName || sEname != model.EName))
{
isUpdate = true;
}
//设置名称
model.CName = sName;
//设置英文名称
model.EName = sEname;
#endregion
//----------------------------------------------------------
//存储到数据库
PagePowerSignPublicBll.GetInstence().Save(this, model);
//判断是否需要同步更新关联表字段
if (isUpdate)
{
//调用更新函数，同步更新对应的所有记录
PagePowerSignBll.GetInstence().UpdateValue_For_PagePowerSignPublic_Id(this, model.Id, PagePowerSignTable.CName, model.CName, PagePowerSignTable.EName, model.EName);
}
}
catch (Exception e)
{
result = "保存失败！";
//出现异常，保存出错日志信息
CommonBll.WriteLog(result, e);
}
return(result);
}
