using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Text;
using?Model;
using?DAL;
using?LibrarySystem;
namespace?BLL
{
????public?class?BookBLL
????{

????????#region?查詢所有圖書信息

????????public?IList?GetAllBooks（）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.GetAllBooks（）;
????????}

????????#endregion

????????#region?增加圖書信息

????????public?bool?AddBook（string?BookId?string?BookName?string?Author?string?Publisher?string?Note）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.addBook（BookIdBookNameAuthorPublisherNote）;
????????}
????????#endregion

????????#region?通過BookId刪除圖書信息

????????public?bool?delByBookId（string?BookId）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.delByBookId（BookId）;
????????}
????????#endregion

????????#region?通過條件查詢圖書信息

????????public?IList?selByCondition（string?Sql）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.selByCondition（Sql）;
????????}
????????#endregion

????????#region?查詢所有在庫圖書

????????public?IList?GetAllBooksInLibrary（）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.GetAllBooksInLibrary（）;
????????}

????????#endregion

????????#region?查詢所有借出圖書信息

????????public?IList?GetAllBooksBorrowed（）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.GetAllBooksBorrowed（）;
????????}
????????#endregion

????????#region?查詢讀者已借圖書信息
????????public?IList?GetBorrowedBooks（string?ReaderId）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.GetBorrowedBooks（ReaderId）;
????????}

????????#endregion

????????#region?更新借出的圖書狀態(tài)為借出

????????public?bool?updateBookStatus（string?BookId）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.updateBookStatus（BookId）;
????????}
????????#endregion

????????#region?更新歸還的圖書狀態(tài)為在庫

????????public?bool?updateBookStatusIn（string?BookId）
????????{
????????????BookDAL?bookdal?=?new?BookDAL（）;
????????????return?bookdal.updateBookStatusIn（BookId）;
????????}
????????#endregion

????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????1368??2009-10-05?15:51??LibrarySystem\Forms\Properties\AssemblyInfo.cs
?????目錄???????????0??2011-06-21?14:48??LibrarySystem\BLL\
?????文件????????2973??2011-06-21?01:07??LibrarySystem\BLL\BLL.csproj
?????文件????????2485??2011-06-21?14:41??LibrarySystem\BLL\BookBLL.cs
?????文件????????1733??2011-06-21?13:05??LibrarySystem\BLL\BorrowBLL.cs
?????文件????????1146??2011-06-21?01:54??LibrarySystem\BLL\ManagerBLL.cs
?????目錄???????????0??2011-06-18?00:04??LibrarySystem\BLL\Properties\
?????文件????????1356??2011-06-17?21:00??LibrarySystem\BLL\Properties\AssemblyInfo.cs
?????文件????????1319??2011-06-21?14:48??LibrarySystem\BLL\ReaderBLL.cs
?????目錄???????????0??2011-06-19?21:04??LibrarySystem\BLL\bin\
?????目錄???????????0??2011-06-21?15:00??LibrarySystem\BLL\bin\Debug\
?????文件????????6144??2011-06-26?11:04??LibrarySystem\BLL\bin\Debug\BLL.dll
?????文件???????26112??2011-06-26?11:04??LibrarySystem\BLL\bin\Debug\BLL.pdb
?????文件???????12800??2011-06-26?11:04??LibrarySystem\BLL\bin\Debug\DAL.dll
?????文件???????38400??2011-06-26?11:04??LibrarySystem\BLL\bin\Debug\DAL.pdb
?????文件????????7680??2011-06-21?15:00??LibrarySystem\BLL\bin\Debug\Model.dll
?????文件???????17920??2011-06-21?15:00??LibrarySystem\BLL\bin\Debug\Model.pdb
?????目錄???????????0??2011-06-18?00:04??LibrarySystem\BLL\obj\
?????目錄???????????0??2011-06-26?11:04??LibrarySystem\BLL\obj\Debug\
?????文件????????2082??2011-06-21?15:00??LibrarySystem\BLL\obj\Debug\BLL.csproj.FileListAbsolute.txt
?????文件????????6144??2011-06-26?11:04??LibrarySystem\BLL\obj\Debug\BLL.dll
?????文件???????26112??2011-06-26?11:04??LibrarySystem\BLL\obj\Debug\BLL.pdb
?????目錄???????????0??2011-06-21?14:56??LibrarySystem\BLL\obj\Debug\Refactor\
?????文件????????4608??2011-06-21?14:56??LibrarySystem\BLL\obj\Debug\Refactor\BLL.dll
?????文件????????4925??2011-06-26?11:04??LibrarySystem\BLL\obj\Debug\ResolveAssemblyReference.cache
?????目錄???????????0??2011-06-17?21:00??LibrarySystem\BLL\obj\Debug\TempPE\
?????目錄???????????0??2011-06-21?17:03??LibrarySystem\DAL\
?????文件????????8397??2011-06-21?14:40??LibrarySystem\DAL\BookDAL.cs
?????文件????????5975??2011-06-21?17:03??LibrarySystem\DAL\BorrowDAL.cs
?????文件????????2845??2011-06-21?01:07??LibrarySystem\DAL\DAL.csproj
?????文件????????3259??2011-06-21?01:52??LibrarySystem\DAL\ManagerDAL.cs
............此處省略139個文件信息