请帮看一段程序，是实现什么功能，谢谢！
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Collections.Generic;
using MB.RobbieSet.DAL;

namespace MB.RobbieSet.BLL.Store
{
public class Department : BaseStore
{


private string _title = " ";
public string Title
{
get { return _title; }
set { _title = value; }
}

private int _importance = 0;
public int Importance
{
get { return _importance; }
private set { _importance = value; }
}

private string _description = " ";
public string Description
{
get { return _description; }
set { _description = value; }
}

private string _imageUrl = " ";
public string ImageUrl
{
get { return _imageUrl; }
set { _imageUrl = value; }
}

private int _preCategoryID = 0;
public int PreCategoryID
{
get { return _preCategoryID; }
set { _preCategoryID = value; }
}

private List <Product> _allProducts = null;
public List <Product> AllProducts
{
get

{
if (_allProducts == null)
_allProducts = Product.GetProducts(this.ID, " ", 0, BizObject.MAXROWS);
return _allProducts;
}
}

public Department(int id, DateTime addedDate, string addedBy, string title, int importance, string description, string imageUrl,int PrecategoryID)
{
this.ID = id;
this.AddedDate = addedDate;
this.AddedBy = addedBy;
this.Title = title;
this.Importance = importance;
this.Description = description;
this.ImageUrl = imageUrl;
this.PreCategoryID = PrecategoryID;
}

public bool Delete()
{
bool success = Department.DeleteDepartment(this.ID);
if (success)
this.ID = 0;
return success;
}

public bool Update()
{
return Department.UpdateDepartment(this.ID, this.Title, this.Importance, this.Description, this.ImageUrl,this.PreCategoryID);
}

/***********************************
* Static methods
************************************/

/// <summary>
/// Returns a collection with all the departments
/// </summary>
public static List <Department> GetDepartments()

{
List <Department> departments = null;
string key = "Store_Departments ";

if (BaseStore.Settings.EnableCaching && BizObject.Cache[key] != null)
{
departments = (List <Department> )BizObject.Cache[key];
}
else
{
List <DepartmentDetails> recordset = SiteProvider.Store.GetDepartments();
departments = GetDepartmentListFromDepartmentDetailsList(recordset);
BaseStore.CacheData(key, departments);
}
return departments;
}

/// <summary>
/// Returns a collection with the departments through Precategory
/// </summary>
public static List <Department> GetDepartments(int preCategroyID)
{
List <Department> departments = null;
string key = "Store_DepartmentsByCate " + preCategroyID.ToString();

if (BaseStore.Settings.EnableCaching && BizObject.Cache[key] != null)
{
departments = (List <Department> )BizObject.Cache[key];
}
else
{
List <DepartmentDetails> recordset = SiteProvider.Store.GetDepartments(preCategroyID);
departments = GetDepartmentListFromDepartmentDetailsList(recordset);
BaseStore.CacheData(key, departments);

}
return departments;
}

未完，待续


[解决办法]
晕倒，这么长，
这个应该到.NET模块去问吧
[解决办法]
好像是 C # 啊
[解决办法]
对部门信息的增、删、改、读。。