类图

2016-11-20 11:13:11   0  举报

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类图是一种用于描述系统结构和关系的静态图形表示方法。它展示了系统中的类、接口、关联关系、继承关系等元素，并显示了它们之间的交互和依赖关系。类图中的每个类都由一个矩形表示，其名称位于矩形顶部，属性和方法则列在下方。接口以带有三角形标记的矩形表示，继承关系用箭头连接父类和子类。关联关系以实线连接两个类，表示它们之间的双向关系。类图还可用于展示类之间的关系，如聚合关系、组合关系和实现关系。通过类图，开发人员可以更好地理解系统的组成部分和它们之间的交互方式，从而有助于设计和实现高质量的软件系统。

作者其他创作

大纲/内容

ViewOfSystemInterface

+librarianLogin()+showSearchBooksNumber()+showSearchBookInfo()+showRegisterResult()+showDeleteResult()+showUpdateResult()

LibrarianContoller

-librarian: ArrayList-librarianDAO: LibrarianDAO

+addLibrarian(Librarian librarian):void+deleteLibrarian(Librarian librarian):void+login(Librarian librarian):Boolean+setLibrarianDAO(LibrarianDAO librarianDAO):Void

BookStorageDAO

-StorageFileName: String-Books: ArrayList

LibrarianDAO

+addLibrarian(Librarian librarian):void+deleteLibrarian(Librarian librarian):void+login(Librarian librarian):Boolean

ViewOfSystem

-BookStorageController bc

+librarianLogin()+setBookStorageController(BookStorageController bc);Void+getBookStorageController():BookStorageController+showSearchBooksNumber();Void+showSearchBookInfo();Void+showRegisterResult();Void+showDeleteResult();Void+showUpdateResult();Void

BookStorageController

-Books: ArrayList-bookStorageDAO:BookStorageDAO

Book

-bookNumber: String-bookName: String-authorName: String-publisherName: String-ISBN: String-price: Float-explanation: String

+ setBookName(String bookName):Void+ setAuthorName(String authorName):Void+ setPublisherName(String publisherName):Void+ setISBN(String ISBN):Void+ setPrice(Float price):Void+ setExplanation(String explanation):Void+ getBookName():String+ getAuthorName():String+ getPublisherName:String+ getISBN:String+getPrice:Float+ getExplanation:String

Librarian

-librarianName: String-password: String

+serPassword(String password):Void+setLibrianName(String librianName):Void+getLibrianName():String+verifyPassword(String password):Boolean

BaseControllerInterface