java书店管理系统源代码
图书管理系统数据库源代码
图书管理系统数据库源代码//创建工程及设计主界面public class Main extends JFrame{private static final JDesktopPane{DESKTOP_PANE=new JDesktopPane(); //桌面窗体}public static void main(String[] args) //入口方法{try{UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); //设置系统界面外观new BookLogin(); //登录窗口}catch(Exception ex){ex.printStackTrace();}}public static void addIFame(JInternalFrame iframe) //添加子窗体的方法{DESKTOP_PANE.add(iframe); //新增子窗体}public Main(){super(); //设置“关闭”按钮处理事件setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE); //创建工具栏Toolkit tool=Toolkit,getDefaultToolkit(); //获得屏幕大小Dimension screenSize=tool.getScreenSize();setSize(800,600); //设置窗体大小setLocation((screenSize.width-getWidth())/2,(screenSize.height-getHeight())/2; //设置窗体位置setTitle("图书管理系统")；//设置窗体标题JMenuBar menuBar=createMenu(); //创建菜单栏setJMenuBar(menuBar); //设置菜单栏JToolBar toolBar=createToolBar(); //创建工具栏的方法getContentPane(),add(toolBar,BorderLayout.NORTH); //设置工具栏final JLable lable=new JLable(); //创建一个标签，用来显示图片lable.setBounds(0,0,0,0); //设置窗体的大小和位置lable.setIcon(null); //窗体背景DESKTOP_PANE.addComponentListener(new ComponentAdapter()){public void componentResized(final ComponentEvent e){Dimension size=e.getComponent().getSize(); //获得组建大小lable.setSize(e.getComponent().getSize()); //设置标签大小lable.setText("<html><imgwidth="+size.width+"height="+size.height+"src='"+this.getClass().getResource("/bac kImg.jpg")+"'></html>");//设置标签文本，设置窗口背景}} //将标签添加到桌面窗体DESKTOP_PANE.add(lable,new Integer(Integer.MIN_V ALUE));getContentPane().add(DESKTOP_PANE); //将桌面窗体添加到主窗体中}}private JToolBar createToolBar() //创建工具栏的方法{JToolBar toolBar=new JToolBar(); //初始化工具栏toolBar.setFloatable(false); //设置是否可以移动工具栏toolBar.setBorder(new BevelBorder(BevelBorder.RAIZED)); //设置边框//图书信息添加按钮JButton bookAddButton=new JButton(MenuActions.BOOK_ADD);ImageIcon icon=new ImageIcon(Main.class.getResource("/bookAddtb.jpg")); //添加菜单栏图标bookAddButton.setIcon(icon); //设置按钮图标bookAddButton.setHideActionText(true); //显示提示文本toolBar.add(bookAddButton); //添加到工具栏中JButton bookModiAndDelButton=new JButton(MenuActions.BOOK_MODIFY); //图书信息修改按钮ImageIcon bookmodiicon=Icon.add("bookModiAndDeltb.jpg"); //创建图表方法bookModiAndDelButton.setIcon(bookmodiicon); //设置按钮图标bookModiAndDelButton.setHideActionText(true); //显示提示文本toolBar.add(bookModiAndDelButton); //添加到工具栏JButton bookTypeAddButton=new JButton(MenuActions.BOOKTYPE_ADD); //图书类别添加按钮ImageIcon bookTypeAddicon=Icon.add("bookTypeAddtb.jpg"); //创建图标方法bookTypeAddButton.setIcon(bookTypeAddicon); //设置按钮图标bookTypeAddButton.setHideActionText(true); //显示提示文本toolBar.add(bookTypeAddButton); //添加到工具栏JButton bookBorrowButton=new JButton(MenuActions.BORROW); //图书借阅按钮ImageIcon bookBorrowicon=Icon.add("bookBorrowtb.jpg"); //创建图标方法bookBorrowButton.setIcon(bookBorrowicon); //设置按钮图标bookBorrowButton.setHideActionText(true); //显示提示文本toolBar.add(bookBorrowButton); //添加到工具栏JButton bookOrderButton=new JButton(MenuActions.NEWBOOK_ORDER); //新书订购按钮ImageIcon bookOrdericon=Icon.add("bookOrdertb.jpg"); //创建图标方法bookOrderButton.setIcon(bookOrdericon); //设置按钮图标bookOrderButton.setHideActionText(true); //显示提示文本toolBar.add(bookOrderButton); //添加到工具栏JButton bookCheckButton=new JButton(MenuActions.NEWBOOK_CHECK); //验收新书按钮ImageIcon bookCheckicon=Icon.add("newbookChecktb.jpg"); //创建图标方法bookCheckButton.setIcon(bookCheckicon); //设置按钮图标bookCheckButton.setHideActionText(true); //显示提示文本toolBar.add(bookCheckButton); //添加到工具栏JButton readerAddButton=new JButton(MenuActions.READER_ADD); //读者信息添加按钮ImageIcon readerAddicon=Icon.add("readerAddtb.jpg"); //创建图标方法readerAddButton.setIcon(readerAddicon); //设置按钮图标readerAddButton.setHideActionText(true); //显示提示文本toolBar.add(readerAddButton); //添加到工具栏JButton readerModiAndDelButton=new JButton(MenuActions.READER_MODIFY); //读者信息修改按钮ImageIcon readerModiAndDelicon=Icon.add("readerModiAndDeltb.jpg"); //创建图标方法readerModiAndDelButton.setIcon(readerModiAndDelicon); //设置按钮图标readerModiAndDelButton.setHideActionText(true); //显示提示文本toolBar.add(readerModiAndDelButton); //添加到工具栏JButton ExitButton=new JButton(MenuActions.EXIT); //退出系统按钮ImageIcon Exiticon=Icon.add("exittb.jpg"); //创建图标方法ExitButton.setIcon(Exiticon); //设置按钮图标ExitButton.setHideActionText(true); //显示提示文本toolBar.add(ExitButton); //添加到工具栏return toolBar;}public class Business{protected static String dbClassName="com.mysql.jdbc.Driver"; //数据库驱动类protected static String dbUr1="jdbc:mysql://localhost/ts"; //连接URLprotected static String dbUser="root"; //数据库用户名protected static String dbpwd="root"; //数据库密码private static Connection conn=null; //数据库连接对象，初值为null public Business(){try{if(coon==null) //连接对象为空{Class.forName(dbClassName); //加载驱动类信息conn=DriverManager.getConnection(dbUr1,dbUser,dbPwd); //建立连接对象}}catch(Exception ee){ee.printStackTrace();}}public static ResultSet executeQuery(String sql) //执行查询方法{try{//如果连接对象为空，则重新调用构造方法if (conn==null){new Business();returnconn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_ UPDATABLE).executeQuery(sql);//执行查询}}catch(SQLException e){e.printStackTrace();return null; //返回null值}finally{}}public static int executeUpdata(String sql) //更新方法{try{if(conn==null){new Business(); //如果连接对象为空，则重新调用构造方法return conn.createStatement().executeUpdate(sql); //执行更新}}catch(SQLException e){e.printStackTrace();return -1;}finally{}}public static void close() //关闭方法try{conn.close(); //关闭连接对象}catch(SQLException e){e.printStackTrace();}finally{conn=null; //设置连接对象为null值}}}//为数据库添加对应的类public class BookInfo{private String Book_id; //图书编号private String typeid; //类别编号private String writer; //作者private String translator; //译者private String publisher; //出版社private Date date; //出版日期private Double price; //图书单价private String getBookname; //图书名称public String getBookname(){return bookname;}public void setBookname(String bookname){this.bookname=bookname;}public Date getDate(){return date;}public void setDate(Date date){this.date=date;}public string getBook_id()return Book_id;}public void setBook_id(String Book_id) {this.Book_id=Book_id;}public Double getPrice(){return price;}public void setprice(Double price){this.price=price;}public String getPublisher(){return Publisher;}public void setPublisher(String publisher) {this.Publisher=Publisher;}public String getTranslator(){return translator;}public void setTranslator(String translator) {this.translator=translator;}public String getTypeid(){return typeid;}public void setTypeid(String typeid){this.typeid=typeid;}public String getWriter(){return writer;}public void setWriter(String writer)this.writer=writer;}}public class BookType //图书列表信息类{private String id; //图书类别编号private String typeName; //图书类别名称private String days; //可解天数private String fk; //每罚款金额public String getFk(){return fk;}public void setFk(String fk){this.fk=fk;}public String getDays(){return days;}public void setDays(String days){this.days=days;}public string getId(){return id;}public void setId(String id){this.Bid=id;}public String getTypeName(){return typeName;}public void setTypeName(String typeName){this.typeName=typeName;}}public class Order //图书订单信息类{private String Book_id; //图书编号private Date date; //下单时间private String number; //图书数量private String operator; //操作员private String checkAndAccept; //是否收到货private String zk; //图书折扣public String getcheckAndAccept(){return checkAndAccept;}public void setcheckAndAccept(String checkAndAccept) {this.checkAndAccept=checkAndAccept;}public Date getDate(){return date;}public void setDate(Date date){this.date=date;}public string getBook_id(){return book_id;}public void setBook_id(String book_id){this.book_id=book_id;}public String getNumber(){return number;}public void setNumber(String number){this.number=number;}public String getOperator(){return operator;}public void setOperator(String operator){this.operatorr=operator；}public String getZk(){return zk;}public void setZk(String Zk){this.zk=zk;}}public class Operater{private String id; //操作员编号private String name; //操作员用户名private String grade; //操作员等级private String password; //操作员密码private String type; //出版社public String getType(){return type;}public void setType(String type){this.type=type;}public string getGrade(){return grade;}public void setGrade(String grade){this.grade=grade;}public String getId(){return id;}public void setId(String id){this.id=id;}public String getName()return name;}public void setName(String name){=name;}public String getPassword(){return password;}public void setPassword(String password){this.password=password;}}public class Borrow //书籍借阅信息类{private int id; //借阅编号private String book_id; //图书编号private String reader_id; //读者编号private String num; //借书数量private String borrowDate; //借书日期private String backDate; //应还日期private String Bookname; //图书名称public String getBookname(){return bookname;}public void setBookname(String bookname){this.bookname=bookname;}public string getBackDate(){return backDate;}public void setBackDate(String backDate){this.backDate=backDate;}public string getBorrowDate(){return borrowDate;public void setBorrowDate(String borrowDate){this.borrowDate=borrowDate;}public String getNum(){return num;}public void setNum(String num){this.num=num;}public String getBook_id(){return book_id;}public void setBook_id(String book_id){this.book_id=book_id;}public String getReader_id(){return reader_id;}public void setReader_id(String reader_id){this.reader_id=reader_id;}public int getId(){return id;}public void setId(Int id){this.id=id;}}public class Back //图书归还信息类{private String book_id; //图书编号private String bookname; //图书名称private String operatorId; //操作员编号private String borrowDate; //图书借阅时间private String backDate; //图书归还时间private String readerName; //读者姓名private String reader_id; //读者编号private int typeId;private int id；public int getId(){return id;}public void setId(int id){this.id=id;}public int getTypeId(){return typeid;}public void setTypeId(int typeid){this.typeId=typeId;}public string getBackDate(){return backDate;}public void setBackDate(String backDate) {this.backDate=backDate;}public String getBookname(){return bookname;}public void setBookname(String bookname) {this.bookname=bookname;}public string getBorrowDate(){return borrowDate;}public void setBorrowDate(String borrowDate) {this.borrowDate=borrowDate;}public String getOperatorId(){return operatorId;}public void setOperatorId(String operatorId){this.operatorId=operatorId;}public String getBook_id(){return book_id;}public void setBook_id(String book_id){this.book_id=book_id;}public String getReader_id(){return reader_id;}public void setReader_id(String reader_id){this.reader_id=reader_id;}public String getReaderName(){return readerName;}public void setReaderName(String readerName){this.readerName=readerName;}}//系统登录模块设计public class BookLogin extends JFrame{private static final Operater Type=null; //人员类型private static Operater user; //用户名private JPasswordField password;private JTextField username;private JButton login;private JButton reset;public BookLogin(){super();final BorderLayout borderLayout=new BorderLayout(); //创建布局管理器setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //设置“关闭”按钮处理事件borderLayout.setVgap(10); //设置组件间的垂直关系getContentPane().setLayout(borderLayout); //使用布局管理器setTitle("图书管理系统登录") //设置窗体标题Toolkit tool=Toolkit.getDefaultToolkit(); //获得默认的工具箱Dimension screenSize=tool.getScreenSize(); //获得屏幕的大小setSize(285,194);setLocation((screenSize.width-getWidth())/2,(screenSize.height-getHeight())/2); //设置窗体位置final JPanel mainPanel=new JPanel(); //创建主面板mainPanel.setLayout(new BorderLayout()); //设置边框布局mainPanel.setBorder(new EmptyBorder(0,0,0,0)) //设置边框为0getContentPane().add(mainPanel); //在窗体中加入主面板final JLabel imageLabel=new JLabel; //创建一个标签，用来显示图片ImageIcon loginIcon=Icon.add("login.jpg"); //创建一个图像图标imagelabel.setIcon(loginIcon); //设置图片imageLabel.setOpaque(true); //设置绘制其边界内的所有像素imageLabel.setBackground(Color.GREEN); //设置背景颜色imageLabel.setpreferredSize(new Dimension(260,60)); //设置标签大小mainPanel.add(imageLabel,BorderLayout.NORTH); //添加标签到主面板final JPanel centerPanel=new JPanel(); //添加一个中心面板final GridLayout gridLayout=new GridLayout(2,2); //创建网络布局管理器gridLayout.setHgap(5); //设置组件之间平行的距离gridLayout.setVgap(20); //设置组件之间垂直的距离centerPanel.setLayout(gridLayout); //使用布局管理器mainPanel.add(centerPanel); //添加到主桌面final JLabel userNamelabel=new JLabel(); //创建一个标签userNameLabel.setHorizontalAlignment(SwingConstants.CENTER); //设置对齐方式userNameLabel.setPreferredSize(new Dimension(0,0)); //设置组件大小userNameLabel.setMinimumSize(new Dimension(0,0)); //设置组件最小的大小centerPanel.add(userNameLabel); //添加到中心面板userNameLabel.setText("用户名："); //设置标签文本username=new JTextField(20); //创建文本框username.setPreferredSize(new Dimension(0,0)); //设置组件大小centerPanel.add(username); //添加到中心面板final JLabel passwordLabel=new JLabel(); //创建一个标签passwordLabel.setHorizontalAlignment(SwingConstants.CENTER); //设置对齐方式centerPanel.add(passwordLabel); //添加到中心面板passwordLabel.setText("密码："); //设置标签文本password=new JPasswordField(20); //创建密码框password.setDocument(new Document(6)); //设置密码长度为6password.addKeyListener(new KeyAdapter() //监听密码框{public void keyPressed(final keyEvent e) //监听键盘案件事件{if(e.getKeyCode()==10) //如果按了回车键{login.doClick(); //进行登录}}})centerPanel.add(password); //添加到中心面板final JPanel southPanel=new JPanel; //新增一个底部面板mainPanel.add(southPanel,BorderLayout.SOUTH); //添加到主面板中login=new JButton(); //创建按钮组件login.addActionListener(new BookLoginAtion()); //添加监听器login.setText("登录"); //设置按钮文本southPanel.add(login); //把按钮添加到底部面板reset=new JButton(); //创建按钮组件reset.addActionListener(new BookResetAction()); //添加监听器reset.setText("重置")；//设置按钮文本southPanel.add(reset); //把按钮添加到底部面板setVisible(true); //设置创建可见setResizable(false); //设置窗体不可改变大小}public static Operater getUser(){return user;}public static Operater getType(){return Type;}public static void setUser(Operater user){er=user;}}private class BookResetAction implements ActionListener{public void actionPerformed(final ActionEvent e){username.setText(""); //设置用户名输入框为空password.setText(""); //设置密码输入框为空}}private class BookLoginAction implements ActionListener{public void actionPerformed(final ActionEvent e){user=Business.check(username.getText(),newString(password.getPassword())); //调用business方法if(user.getName()!=null) //判断用户名是否为null{try{Main frame=new Main(); //创建一个主窗体frame.setVisible(true); //设置其可见BookLogin.this.setVisible(false); //设置登录窗体为不显示}catch(Exception ex){ex.printStackTrace();}}else{JOptionPane.showMessageDialog(null,"请输入正确的用户名和密码！"); //弹出提示框username.setText(""); //设置用户名输入框为空password.setText(""); //设置密码输入框为空}}}//基本信息管理模块public class ReaderAdd extends JInternalFrame //添加读者信息{public ReaderAdd(){super();setTitle("读者相关信息添加")；setIconifiable(true); //设置窗体可最小化setClosable(true); //设置窗体可关闭setBounds(100,100,500,350);final JLabel logoLabel=new JLabel();ImageIcon readerAddIcon=Icon.add("readerAdd.jpg");logoLabel.setIcon(readerAddIcon);logoLabel.setOpaque(true);logoLabel.setBackground(Color.CYAN);logoLabel.setPreferredSize(new Dimension(400,60));getContentPane().add(logoLabel,BorderLayout.NORTH);final JPanel panel=new JPanel();panel.setLayout(new FlowLayout());getContentPane().add(panel);final JPanel panel_1=new JPanel();final GridLayout gridLayout=new GridLayout(0,4);gridLayout.setVgap(15);gridLayout.setHgap(15);panel_1.setLayout(gridLayout);panel_1.setPreferredSize(new Dimension(450,200));panel.add(panel_1);final JLabel label_2=new JLabel();label_2.setText("姓名：")；panel_1.add(label_2);readername=new JTextField();readername.setDocument(new Document(10));panel_1.add(readername);final JLabel label_3=new JLabel();public void actionPerformed(final ActionEvent e){Check validator=new Check(); //校验类String zj=String.valueof(comboBox.getSelectedIndex());String id=read_id.getText().trim();Vector v1=new Vector();v1.clear();v1.add("reader"); //读取配置文件中相应的查询语句v1.add(id);if(l==validator.Validate(V1)) //检查是否存在该读者{JOptionPane.showMessageDialog(null,"添加失败，该读者编号已存在！")；}else{Inti=Business.InsertReader(readername.getText().trim(),sex.trim(),age.getText().trim(),zj number.getText().trim(),Date.valueOf(date.getText().trim()),maxnumber.getText().trim().tel.getText().trim (),Double.valueof(keepmoney.getText().trim()),zj,zy.getText().trim(),Date.valueOf(bztime.getText().trim()),read_id.getText().tri m());if(i==1){JOptionPane.showMessageDialog(null,"添加成功！");doDefaultCloseAction();}}}}class TelListener extends KeyAdapter{public void keyTyped(KeyEvent e){String numStr="0123456789-"+(char)8; //类型转换if(numStr.indexOf(e.getKeyChar())<0){e.consume();}}}//添加“关闭”按钮的事件监听器class CloseActionListener implements ActionListener{public void actionPerformed(final ActionEvent e){doDefaultCloseAction();}}private String[] columnNames("名称","性别"，"年龄","证件号码","借书证有效日期","借书量","电话","押金","证件","职业","读者编号","办证时间")；private String[] array=new String[]{"身份证","军人证","学生证"};String id;private Object[][] getFileStates(List list){Object[][]results=new Object[list.size()][columnNames.length];for(int i=0;i<list.size();i++){Reader reader=(Reader)list.get(i);result[i][0]=reader.getName(); //定义二维数组String sex;if(reader.getSex().equals("1")){sex="男";}else{sex="女"；}results[i][1]=sex; //读取读者歌属性值results[i][2]=reader.getAge();results[i][3]=reader.getIdentityCard();results[i][4]=reader.getDate();results[i][5]=reader.getMaxNum();results[i][6]=reader.getTel();results[i][7]=reader.getKeepMoney();results[i][8]=array[reader.getZj()];results[i][9]=reader.getZy();results[i][10]=reader.getBook_id();results[i][11]=reader.getBZtime();}return results;}//图书类别管理//添加图书信息utton.addActionListener(new ActionListener(){public void actionPerformed(final ActionEvent e){if(bookTypeName.getText().length()==0){JOptionPane.showMMessageDialog(null,"图书类别文本框不可为空");return;}if(days.getText().length()==0){JOptionPane.showMessageDialog(null,"可借天数文本框不可为空");return;}if(!check.isNumeric(days.getText().trim())){JOptionPane.showMessageDialog(null,"可借天数必须为数字");return;}if(fakuan.getText().length()==0){JOptionPane.showMessageDialog(null,"罚款文本框不可为空");return;}if(!check.isNumeric(fakuan.getText().trim())){JOptionPane.showMessageDialog(null,"罚款必须为数字");return;}inti=Business.InsertBookType(bookTypeName.getText().trim(),days.getText().trim(),Do uble.valueof(fakuan.getText.trim())/10);if(i==1){JOptionPane.showMessageDialog(null,"添加成功！");doDefaultCloseAction();}}});panel_6.add(button);final JButton buttonDel=new JButton();buttonDel.setText("关闭")；buttonDel.addActionListener(new ActionListener(){public void actionPerformed(final ActionEvent e){doDefaultCloseAction();}});panel_6.add(buttonDel);setVisibel(true);}//修改图书类class ButtonAddListener implements ActionListener{public void actionPerformed(ActionEvent e){Object selectedItem=bookTypeModel.getSelectedItem();inti=Business.UpdatebookType(BookTypeId.getText().trim(),selectedItem.toString(),day s.getText().trim(),fk.getText().trim());if(i==1){JOptionPane.showMessageDialog(null,"修改成功");object[][] results=getFileStates(Business.selectBookCategory());model.setDataVector(results.columnNames);table.setModel(model);}}}。
图书管理系统程序源代码
源程序1.主窗体Private Sub add_back_Click(）frmbackbookinfo.ShowEnd SubPrivate Sub add_binf_Click(）frmaddbookinfo.ShowEnd SubPrivate Sub add_book_style_Click（）frmaddbookstyle。
ShowEnd SubPrivate Sub add_manager_Click（）frmadduser.ShowEnd SubPrivate Sub add_rinf_Click（) frmaddreaderinfo.ShowEnd SubPrivate Sub add_rstyle_Click(）frmaddreaderstyle.ShowEnd SubPrivate Sub change_binf_Click() frmmodifybookinfo。
ShowEnd SubPrivate Sub change_book_style_Click(）frmmodifybookstyle。
ShowEnd SubPrivate Sub delete_binf_Click（）frmmodifybookinfo。
ShowEnd SubPrivate Sub delete_book_style_Click(）frmmodifybookstyle.ShowEnd SubPrivate Sub delete_rstyle_Click（）frmmodifyreaderstyle。
ShowEnd SubPrivate Sub exit_Click（)EndEnd SubPrivate Sub find_binf_Click(）frmfindbook。
ShowEnd SubPrivate Sub find_lend_Click（）frmfindborrowinfo。
ShowEnd SubPrivate Sub find_rinf_Click（）frmfindreader.ShowEnd SubPrivate Sub password_Click（）frmchangepwd。
(完整word版)图书管理系统源代码
图书管理系统源代码(一）程序代码1。
主窗口界面import java.awt。
＊;import java.awt。
event.*;import javax。
swing.*；import javax.swing.border.TitledBorder;import java.awt。
Font;import javax.swing。
JMenu;public class MainWindow extends JFrame implements ActionListener { private static final long serialVersionUID = 1L;static String loginName;static String loginNo;JLabel mlabel；JPanel jp=new JPanel(）;//建立菜单栏JMenu a=new JMenu()；JMenu b=new JMenu(）；JMenu c=new JMenu（)；//建立系统管理菜单组JMenuItem aa=new JMenuItem（)；JMenuItem ab=new JMenuItem（)；JMenuItem ac=new JMenuItem（）;//建立读者管理菜单组JMenuItem bb=new JMenuItem（）；//建立书籍管理菜单组JMenuItem ca=new JMenuItem(）；JMenuItem cb=new JMenuItem（）；JMenuItem cc=new JMenuItem(）；JMenuItem cd=new JMenuItem(）;public MainWindow(）{super(”图书管理系统"）;addWindowListener（new WindowAdapter（）｛System.exit（0)；}｝）；Container d=getContentPane（）；this。
JSP网上书店开发完整实例(含完整源代码)
完整的简单jsp网上书店详细实例计算机web编程jsp毕业论文、考试复习资料必备其中包括的详细需求、业务分析、数据库、源代码我们使用JSP和Java Bean来构建一个网上书店。
介绍的例子可以分成两大部分，第一部分是普通程序，用于客户在网上选购图书，第二部分是管理程序，用于在服务器端处理客户的定单。
客户端程序由以下几个部分构成：default.jsp：会员登录界面(首页)；checklogon.jsp：检测登录代码和密码是否一致，根据由JavaBean返回的结果显示不同的信息。
BuyerBean：会员的合法性检验所用的Bean；booklist.jsp：给登录会员显示当前书店中可供选择的图书；addcart.jsp：将所选的图书加入购物车；shoppingcart.jsp：查看购物车的内容；本例的数据库采用Access（.MDB数据库），对数据库的访问采用便于理解的JDBC-ODBC方式，在使用本例前先在本地数据库建立一个ODBC数据源：bookstore。
设置步骤如下：（1）在开始->设置->控制面版（Win98、NT4.0）中选取“数据源（ODBC）”；在Win 2000 Professional和Server中分别位于“开始->设置->控制面版->管理工具”和“开始->程序->管理工具”下。
（2）启动“数据源（ODBC）”配置程序，界面如图15-1所示。
图15-1 ODBC数据源管理界面（3）在图15-1中“系统DSN”选项下单击“添加”按钮，来添加一个系统的数据源（DSN），则出现如图15-2所示数据源驱动程序选择界面：图15-2 数据源驱动程序选择界面（4）在图15-2中选择“Microsoft Access Driver (*.mdb)”单击“完成”加载Access数据库的驱动，则出现如图15-3所示数据库ODBC安装界面：图15-3 数据库ODBC安装界面（5）在图15-3中单击“选择（S）…”按钮，启动一个类似资源管理器的界面来选择数据库，如图15-4所示，在图15-4所示的界面中选择bookstore.mdb。
基于java的图书馆管理系统毕业设计(含源文件)
毕业论文题目：图书馆集成系统目录前言第一章绪论第一节设计初衷第二节设计任务第三节 JAVA介绍第四节编程运行环境第五节系统简介第二章系统实现第一节系统设计流程第二节系统实现过程第三章结束语第四章附注谢辞参考文献毕业论文_____图书馆集成管理系统前言随着电脑技术的发展以及电脑网络的逐渐普及，英特网成为人们查找信息的重要场所。
二十一世纪是信息的时代，所以信息的交换和信息流通显的特别重要。
因此、图书馆使用电脑来管理成为必然。
第二章绪论第一节设计初衷第二节设计任务第三节 JAVA介绍JAVA是INTERNET开发的一个强大的工具，它是一个Ｃ++的简化版本。
JAVA是一门＂简单的、面向对象的、强类型的、编译型的、结构无关的、多线程(multi-threaded)的、垃圾自动收集的、健壮的、安全的、可扩展的语言。
本系统使用的是美国微软公司的MICROSOFT VISUAL J++6.0。
MICROSOFT VISUAL J++6.0是用于JAVA编程的WINDOWS集成环境。
在Ｖisual J++中，用户可以创建、修改、编译、运行、调试和封装应用程序，所有这些操作都在单一的环境中进行。
介绍Java的Windows基础类〔WFC〕，这个新的应用程序框架访问Microsoft Windows API，允许用户用Java编成语言编写全特性的Winndows应用程序。
WFC 也包装在中执行的动态HTML 对象模型，这就让用户能够动态地操作在客户和服务器两者上的HTML。
用户可以很方便地在Visual J++内访问数据。
通过添加WFC 数据控件在Forms Designer中的窗体上，可以快速配置数据检索和显示的方式。
Visual J++通过ActiveX Data Object(ADO, ActiveX数据对象)控件来访问数据，这是用于WFC应用程序的数据编程模块。
ADO对象的内核包含Connection(连接)、Command 〔命令〕和Recordset〔记录集〕对象，利用它们，可以连接到数据库和检索记录集。
新华书店进销存管理系统部分程序源代码(doc 31页)
新华书店进销存管理系统部分程序源代码(doc 31页)部门： xxx时间： xxx整理范文，仅供参考，可下载自行编辑附录2新华书店进销存管理系统部分程序源代码1、主程序MAIN.PRG程序代码SET DEFAULT TO C:\毕业设计PUBLIC nkfgl,nxsgl,ncggl,nkcgl,nxtglSTORE .f. TO nkfgl,nxsgl,ncggl,nkcgl,nxtglPUBLIC nname,ndepartmentSTORE "" TO nname,ndepartmentDo Form loginfRead EventsDo Form mainRead EventsQuit2、主表单MAIN.SCX代码2.1 表单Init过程程序代码do mmenu.mpr with this,.T.bel2.caption = nnamebel4.caption = ndepartment3.1 表单登入按钮Click事件程序代码SELECT userGO TOP*检查用户名和密码是否输入If empty(thisform.text1.value) thenbel3.caption = "请输入用户名"returnelseif empty(thisform.text2.value) thenbel3.caption = "请输入密码"returnendifendif*操作USER表，查询满足条件记录locate for name = alltrim(thisform.text1.value)if !found()bel3.caption="用户不存在"returnelseif user.password != alltrim(thisform.text2.value) then bel3.caption="密码错误"returnendifendifnname = ndepartment = user.departmentnkfgl = user.kfglnxsgl = user.xsglncggl = user.cgglnkcgl = user.kcglnxtgl = user.xtglthisform.releaseclear events4.1 表单Init过程程序代码thisform.text1.enabled = .f. thisform.text2.enabled = .f. thisform.text3.enabled = .f. bo1.enabled = .f. thisform.check1.enabled = .f. thisform.check2.enabled = .f. thisform.check3.enabled = .f. thisform.check4.enabled = .f. thisform.check5.enabled = .f. bel5.visible = .f. thisform.text3.visible = .f. mand10.enabled = .f. mand11.enabled = .f. thisform.dis_recordthisform.dis_reccommand4.2 表单自定义过程DIS_RECORD程序代码PUBLIC newcommandSTORE .f. TO newcommandif reccount("user") = 0thisform.text1.value = ""thisform.text2.value = ""bo1.value = ""thisform.check1.value = 0thisform.check2.value = 0thisform.check3.value = 0thisform.check4.value = 0thisform.check5.value = 0elsethisform.text1.value = thisform.text2.value = user.passwordbo1.value = user.department if user.kfgl thenthisform.check1.value = 1elsethisform.check1.value = 0endifif user.xsgl thenthisform.check2.value = 1elsethisform.check2.value = 0endifif user.cggl thenthisform.check3.value = 1elsethisform.check3.value = 0endifif user.kcgl thenthisform.check4.value = 1elsethisform.check4.value = 0endifif user.xtgl thenthisform.check5.value = 1elsethisform.check5.value = 0endifendifthisform.refresh4.3 表单自定义过程DIS_RECCOMMAND程序代码private nstore 0 to nn = reccount("user")if n=1 .or. n=0 thenmand1.enabled = .f.mand2.enabled = .f.mand3.enabled = .f.mand4.enabled = .f.elseif recno("user")=1 thenmand1.enabled = .f.mand2.enabled = .f.mand3.enabled = .t.mand4.enabled = .t.elseif recno("user")=n thenmand1.enabled = .t.mand2.enabled = .t.mand3.enabled = .f.mand4.enabled = .f.elsemand1.enabled = .t.mand2.enabled = .t.mand3.enabled = .t.mand4.enabled = .t.endifendifendifthisform.refresh4.4 表单保存按钮Click事件程序代码if empty(thisform.text1.value) then=messagebox("请输入用户名",0+48+0,"出错") thisform.text1.setfocusthisform.refreshreturnendifif empty(thisform.text2.value) then=messagebox("请输入密码",0+48+0,"出错") thisform.text2.setfocusthisform.refreshreturnendifif .not.(alltrim(thisform.text2.value) == alltrim(thisform.text3.value)) then=messagebox("密码重复错误,请重新输入",0+48+0,"出错")thisform.text2.value = ""thisform.text3.value = ""thisform.text2.setfocusthisform.refreshreturnendifif empty(bo1.value) then=messagebox("请选择所属部门",0+48+0,"出错")bo1.setfocusthisform.refreshreturnendififthisform.check1.value=0.and.thisform.check2.value=0.and.thisform .check3.value=0.and.thisform.check4.value=0.and.thisform.check5. value=0 then=messagebox("至少选择一个用户权限",0+48+0,"出错")thisform.check1.setfocusthisform.refreshreturnendififthisform.check1.value=1.and.thisform.check2.value=1.and.thisform .check3.value=1.and.thisform.check4.value=1.and.thisform.check5. value=1 thenmesbox=messagebox("此用户将具有全部权限,请确认",4+48+0,"警告") if mesbox=7 thenthisform.check1.setfocusthisform.refreshreturnendifendif。
java web项目案例源码
一、概述在当今信息化时代，Web开发已经成为了一个非常重要的技术领域，而Java作为一种非常流行的编程语言，在Web开发中也有着非常广泛的应用。
Java web项目是指使用Java语言进行开发的Web应用程序，它们通常采用Java EE框架来进行构建，可以实现各种功能和服务，包括全球信息站、电子商务系统、社交评台等。
对于想要学习和深入了解Java web项目开发的人来说，掌握一些实际的案例源码是非常有帮助的。
二、案例介绍1. 全球信息站书店系统这是一个基于Java语言开发的全球信息站书店系统，它包括用户管理、书籍管理、购物车、订单管理等功能模块，采用了Java EE框架中的Spring MVC、Spring和MyBatis进行开发。
使用者可以通过全球信息站注册账号、浏览和搜索各种图书、将书籍加入购物车并生成订单等。
源码中包括了前端页面的HTML、CSS和JavaScript代码，以及后端的Java代码和数据库SQL脚本。
2. 上线考试系统这是一个用Java语言编写的上线考试系统，它实现了用户注册、试卷管理、考试监控、成绩统计等功能，采用了Java EE框架中的Struts2、Hibernate和Spring进行开发。
学生可以通过系统注册账号、选择参加各种考试、进行上线答题、系统自动评分等。
源码包括了前端页面的JSP和JavaScript代码，以及后端的Java代码和数据库SQL脚本。
3. 社交全球信息站这是一个采用Java语言开发的社交全球信息站项目，它包括用户注册、登入、发布动态、评论、点赞、关注好友等功能，采用了Java EE框架中的Spring Boot、Spring Data JPA等技术进行开发。
用户可以通过全球信息站注册账号、上传个人资料、关注其他用户，以及发布自己的动态并进行互动。
源码中包括了前端页面的HTML、CSS和JavaScript代码，以及后端的Java代码和数据库SQL脚本。
网上书店源码
package user;import java.sql.*;import java.util.*;import java.util.Date;import java.sql.PreparedStatement;import com.ConnDB;import java.sql.*;import java.util.*;import com.ConnDB;public class UserDB extends ConnDB{private ArrayList user;public UserDB () throws Exception{}public boolean userExist(String username){boolean occupied=true;try{ConnDB.initialize(); // create database connection PreparedStatement preparedStatement = conn.prepareStatement ( "select userid from Buser where username=?"); preparedStatement.setString (1, username);ResultSet resultSet = preparedStatement.executeQuery ();if(!resultSet.next())occupied=false;preparedStatement.close ();ConnDB.terminate();}catch(SQLException e){e.printStackTrace();}return occupied;}public boolean isValidUser (String username, String password){boolean isValid=false;try{ConnDB.initialize(); // create database connectionPreparedStatement preparedStatement = conn.prepareStatement ("SELECT username, password FROM Buser WHERE username=? and password=?"); preparedStatement.setString (1, username);preparedStatement.setString (2, password);ResultSet resultSet = preparedStatement.executeQuery ();if (resultSet.next ()){isValid=true;preparedStatement.close ();ConnDB.terminate();}else{preparedStatement.close ();ConnDB.terminate();//return isValid;}}catch (SQLException e){//return isValid;}return isValid;}public boolean find(String key){boolean gotIt=false;try{ConnDB.initialize(); // create database connection PreparedStatement preparedStatement = conn.prepareStatement ( "SELECT username, password FROM Buser WHERE username = ?"); preparedStatement.setString (1, key);ResultSet resultSet = preparedStatement.executeQuery ();if (resultSet.next ()){gotIt=true;preparedStatement.close ();ConnDB.terminate();}else{preparedStatement.close ();ConnDB.terminate();//return isValid;}}catch (SQLException e){//return gotIt;}return gotIt;}public User getUser (int id){try{ConnDB.initialize(); // create database connectionPreparedStatement preparedStatement = conn.prepareStatement ("SELECT userid, username, rname, password, email, address, postdate, tel " +"FROM Buser WHERE userId = ?");preparedStatement.setInt (1, id);ResultSet resultSet = preparedStatement.executeQuery ();if (resultSet.next ()){User users = new User(resultSet.getInt (1), resultSet.getString (2), resultSet.getString (3), resultSet.getString (4),resultSet.getString (5), resultSet.getString (6), resultSet.getString (7), resultSet.getString (8));preparedStatement.close ();ConnDB.terminate();return users;}else{preparedStatement.close ();return null;}}catch (SQLException e){ConnDB.terminate();return null;}}public User getUser (String username){try{ConnDB.initialize(); // create database connectionPreparedStatement preparedStatement = conn.prepareStatement ("SELECT userid, username, rname, password, email, address, postdate, tel " +"FROM Buser WHERE username = ?");preparedStatement.setString (1, username);ResultSet resultSet = preparedStatement.executeQuery ();if (resultSet.next ()){User users = new User(resultSet.getInt (1), resultSet.getString (2), resultSet.getString (3), resultSet.getString (4),resultSet.getString (5), resultSet.getString (6), resultSet.getString (7), resultSet.getString (8));preparedStatement.close ();ConnDB.terminate();return users;}else{preparedStatement.close ();ConnDB.terminate();return null;}}catch (SQLException e){ConnDB.terminate();return null;}}public int addUsers (User users){System.out.println("**");int rowsAffected = 0;try{ConnDB.initialize(); // create database connectionPreparedStatement preparedStatement = conn.prepareStatement ("INSERT INTO Buser (username, rname, password, email, address, postdate, tel) " + "VALUES (?, ?, ?, ?, ?, ?, ?)");preparedStatement.setString (1, users.getUsername ());preparedStatement.setString (2, users.getRname ());preparedStatement.setString (3, users.getPassword());preparedStatement.setString (4, users.getEmail());preparedStatement.setString (5, users.getAddress());preparedStatement.setString (6, users.getPostdate());preparedStatement.setString (7, users.getT el());//判断是否重复添加if(find(users.getUsername ())){rowsAffected =2;System.out.println("exist username");}else{rowsAffected = preparedStatement.executeUpdate ();System.out.println(rowsAffected + "add");}preparedStatement.close ();ConnDB.terminate();}catch (SQLException e){ConnDB.terminate();return 0;}return rowsAffected;}public int deleteUser (int id){int rowsAffected = 0;try{ConnDB.initialize(); // create database connectionPreparedStatement preparedStatement = conn.prepareStatement ("DELETE FROM Buser WHERE userid = ?");preparedStatement.setInt (1, id);rowsAffected = preparedStatement.executeUpdate ();preparedStatement.close ();ConnDB.terminate();}catch (SQLException e){ConnDB.terminate();return 0;}return rowsAffected;}public int modifyUser (User users){int rowsAffected = 0;try{ConnDB.initialize(); // create database connectionPreparedStatement preparedStatement = conn.prepareStatement ("UPDATE Buser SET username=?, rname=?, password=?, email=?, address=?, postdate=?, tel=? " +"WHERE userid =?");preparedStatement.setString (1, users.getUsername ());preparedStatement.setString (2, users.getRname ());preparedStatement.setString (3, users.getPassword());preparedStatement.setString (4, users.getEmail());preparedStatement.setString (5, users.getAddress());preparedStatement.setString (6, users.getPostdate());preparedStatement.setString (7, users.getT el());preparedStatement.setInt (8, users.getId ());rowsAffected = preparedStatement.executeUpdate ();ConnDB.terminate();}catch (SQLException e){ConnDB.terminate();return 0;}return rowsAffected;}public Collection getUser (){user = new ArrayList ();try{ConnDB.initialize(); // create database connectionPreparedStatement preparedStatement = conn.prepareStatement ("SELECT userid, username, rname, password, email, address, postdate, tel " +"FROM Buser");ResultSet resultSet = preparedStatement.executeQuery ();while (resultSet.next ()){User users = new User(resultSet.getInt (1), resultSet.getString (2), resultSet.getString (3), resultSet.getString (4),resultSet.getString (5), resultSet.getString (6), resultSet.getString (7), resultSet.getString (8));user.add(users);}}catch (SQLException e){return null;}ConnDB.terminate();//Collections.sort(user);return user;}public boolean isModify(String key,int id){boolean modifyIt=false;try{ConnDB.initialize(); // create database connection PreparedStatement preparedStatement = conn.prepareStatement ( "SELECT userid FROM Buser WHERE username = ? and userd <> ?"); preparedStatement.setString (1, key);preparedStatement.setInt (2, id);ResultSet resultSet = preparedStatement.executeQuery ();if (resultSet.next ()){modifyIt=true;preparedStatement.close ();ConnDB.terminate();}else{preparedStatement.close ();ConnDB.terminate();//return isValid;}}catch (SQLException e) {ConnDB.terminate();//return gotIt;}return modifyIt;}}。
图书馆管理系统（JavaWeb）
图书馆管理系统（JavaWeb）图书馆管理系统（Java Web）概述基于Spring + Spring MVC + MyBatis的图书馆管理系统，使⽤Maven进⾏包管理。
主要功能包括：图书查询、图书管理、图书编辑、读者管理、图书的借阅与归还以及借还⽇志记录等。
项⽬演⽰<——点击跳转<——点击跳转<——点击跳转<——点击跳转环境配置需要提前配置好Maven环境，数据库为MySql，在src/main/resources/db.properties中修改MySql⽤户名和密码。
数据库脚本在library.sql中，可⾃动建库。
使⽤mvn jetty:run可快速搭建。
特别注意：如果要搭⼊服务器中使⽤，⽤tomcat跑需要将项⽬打包⼊tomcat中的root⽂件夹使⽤，因为项⽬设计时，⽤的jetty，所有jsp⽂件路径写的都是相对路径。
概念设计⽤户分为两类：读者、图书馆管理员。
图书馆管理员可以修改读者信息，修改书⽬信息，查看所有借还⽇志等；读者仅可以修改个⼈信息、借阅或归还书籍和查看⾃⼰的借还⽇志。
数据库E-R图逻辑设计共有6个表：1. 图书书⽬表book_info名类型长度⼩数点NULL⽤途键book_id bigint200否图书号✔name varchar200否书名author varchar150否作者publish varchar200否出版社ISBN varchar150否标准书号introduction text00是简介language varchar40否语⾔price decimal102否价格pub_date date00否出版时间class_id int110是分类号number int110是剩余数量2. 数据库管理员表admin名类型长度⼩数点NULL⽤途键admin_id bigint200否账号✔password varchar150否密码username varchar150是⽤户名3. 图书分类表class_info名类型长度⼩数点NULL⽤途键class_id int110否类别号✔class_name varchar150否类别名4. 借阅信息表lend_list名类型长度⼩数点NULL⽤途键ser_num bigint200否流⽔号✔book_id bigint200否图书号reader_id bigint200否读者证号lend_date date00是借出⽇期back_date date00是归还⽇期5. 借阅卡信息表reader_card名类型长度⼩数点NULL⽤途键reader_id bigint200否读者证号✔password varchar150否密码username varchar150是⽤户名6. 读者信息表reader_info名类型长度⼩数点NULL⽤途键reader_id bigint200否读者证号✔name varchar100否姓名sex varchar20否性别birth date00否⽣⽇address varchar500否地址phone varchar150否电话功能展⽰1. ⾸页登陆管理者账号：123456/123456（见数据库admin表）读者账号：10000/123456（）见数据库reader_card表2. 管理员系统⽤登陆进⼊2.1 图书管理2.2 图书详情2.3 读者管理2.4 借还管理3. 读者系统3.1 查看全部图书3.2 个⼈信息查看，可以修个个⼈信息3.3 个⼈借阅情况查看。
java药店管理系统页面源码
Java药店管理系统页面源码简介Java药店管理系统是一种基于Java语言开发的管理系统，主要通过页面展示的方式实现药店的日常药品销售和库存管理。
本文档将详细介绍该系统的页面源码。
页面结构1. 登录页面登录页面是系统的主要入口，用户需要输入正确的用户名和密码才能登录系统。
页面采用简洁的设计风格，包括一个用户名输入框、一个密码输入框和一个登录按钮。
2. 主页主页是用户登录成功后展示的页面，提供以下功能： - 药品信息管理：显示药品的基本信息，包括名称、价格、库存等，并提供添加、删除和编辑药品信息的功能。
- 销售管理：展示药品的销售情况，包括销售数量、销售额等，同时提供按日、按月和按年统计销售情况的功能。
- 库存管理：显示当前的药品库存情况，包括药品名称、库存数量等，并提供库存预警功能，当库存数量低于设定的阈值时自动发出警告。
3. 药品信息管理页面该页面展示所有药品的基本信息，包括名称、价格、库存等，并提供以下功能：- 添加药品：通过填写表单添加新的药品信息，包括药品名称、价格、库存数量等。
- 删除药品：可以选择要删除的药品，并确认删除操作。
- 编辑药品信息：可以选择要编辑的药品，并修改其相关属性。
4. 销售管理页面销售管理页面展示了药品的销售情况，包括销售数量、销售额等。
同时提供以下功能： - 按日统计：显示每天的销售情况，包括销售数量、销售额等。
- 按月统计：显示每月的销售情况，包括销售数量、销售额等。
- 按年统计：显示每年的销售情况，包括销售数量、销售额等。
5. 库存管理页面库存管理页面展示了当前的药品库存情况，包括药品名称、库存数量等。
同时提供以下功能： - 库存预警：当库存数量低于设定的阈值时，页面会发出提醒，并提示需要采购该药品。
- 修改库存数量：用户可以选择要修改的药品，并修改其库存数量。
技术实现前端系统的前端使用HTML、CSS和JavaScript技术开发，通过HTML定义页面结构，使用CSS美化页面样式，使用JavaScript实现页面的交互功能。
javase综合案例
javase综合案例综合案例：图书管理系统一、引言图书管理系统是一种用于管理与存储图书信息的软件系统。
该系统可以实现对图书的借阅、归还、续借、借阅记录查询等功能，方便图书馆管理人员进行图书管理工作。
本文将介绍一个基于JavaSE的图书管理系统的设计与实现。
二、需求分析1. 系统应具备管理员和读者两种角色，管理员可以进行图书管理操作，读者可以进行借阅和归还操作。
2. 系统应提供图书的添加、删除、修改和查询功能，管理员可通过图书的书名、作者等信息快速检索图书。
3. 系统应提供读者的注册、注销和查询功能，读者可以通过借阅号和密码登录系统。
4. 系统应记录借阅记录，包括借阅日期、归还日期和借阅状态等信息。
5. 系统应提供图书的借阅、归还和续借功能，借阅时应检查图书库存和读者的借书上限。
6. 系统应提供借阅记录的查询功能，管理员可按照读者或图书进行查询。
7. 系统应具备良好的用户界面，方便操作和使用。
三、系统设计根据需求分析，系统的核心功能包括图书管理、读者管理和借阅管理。
因此，可以设计三个核心类：Book、Reader和BorrowRecord。
1. Book类Book类用于存储图书信息，包括书名、作者、出版社、出版日期、图书编号和库存数量等属性。
该类还提供图书的添加、删除和修改方法，以及根据书名、作者等信息进行查询的方法。
2. Reader类Reader类用于存储读者信息，包括借阅号、姓名、性别、年龄和借书上限等属性。
该类还提供读者的注册、注销和查询方法，以及读者登录系统的方法。
3. BorrowRecord类BorrowRecord类用于存储借阅记录，包括借阅日期、归还日期、借阅状态、借阅图书和借阅读者等属性。
该类还提供借书、还书和续借的方法，以及查询借阅记录的方法。
四、系统实现根据系统设计，可以编写相关的Java类文件来实现图书管理系统。
以下是部分代码示例：Book.java：```javapublic class Book {private String name;private String author;private String publisher;private String publicationDate;private int stock;// 构造方法// 添加图书public void addBook() {// 添加图书逻辑}// 删除图书public void deleteBook() {// 删除图书逻辑}// 修改图书public void modifyBook() {// 修改图书逻辑}// 根据书名和作者查询图书public void searchBook(String name, String author) { // 查询图书逻辑}}Reader.java：```javapublic class Reader {private String name;private String gender;private int age;private int borrowLimit;// 构造方法// 注册读者public void register() {// 注册逻辑}// 注销读者public void cancel() {// 注销逻辑}// 查询读者信息public void searchReader() {// 查询读者逻辑}// 读者登录public void login(String borrowId, String password) { // 登录逻辑}}BorrowRecord.java：```javapublic class BorrowRecord {private Date borrowDate;private Date returnDate;private boolean borrowStatus;private Book book;private Reader reader;// 构造方法// 借书public void borrow(Book book, Reader reader) {// 借书逻辑}// 还书public void returnBook(Book book, Reader reader) { // 还书逻辑}// 续借public void renew(Book book, Reader reader) {// 续借逻辑}// 查询借阅记录public void searchRecord(Book book, Reader reader) { // 查询记录逻辑}}```以上仅为图书管理系统的基本功能和类的设计示例，实际开发中还需进一步完善和优化。
图书管理系统源码(java实现)
【图书管理系统】【MainPro包】1.系统登录页面public class Login extends Frame {private static final long serialVersionUID = -1758475247807861408L;TextField text_user;TextField text_pass;public Login() {1 this.setTitle("登录");this.setLayout(null);//默认流式布局this.setSize(260, 170);/* 定义标签与文本框*/Label lbUser = new Label("用户名：");text_user = new TextField();Label lbPass = new Label("密码：");text_pass = new TextField();Button btn_ok = new Button("确定");Button btn_cancel = new Button("取消");lbUser.setBounds(40, 53, 60, 20);//x,y,width,heightlbPass.setBounds(40, 83, 60, 20);text_user.setBounds(100, 50, 120, 20);text_pass.setBounds(100, 80, 120, 20);btn_ok.setBounds(45, 120, 80, 25); // 确定按钮btn_cancel.setBounds(135, 120, 80, 25); // 取消按钮/* 添加标签与文本框*/add(lbUser);add(lbPass);add(text_user);add(text_pass);add(btn_ok);add(btn_cancel);setLocationRelativeTo(null); // 使窗体在屏幕上居中放置this.setVisible(true); // 使窗体可见btn_ok.addActionListener((new ActionListener() {public void actionPerformed(ActionEvent e) {btn_okActionPerformed(e);//自定义确定按钮触发的实施过程}}));btn_cancel.addActionListener((new ActionListener() {public void actionPerformed(ActionEvent e) {DbOp.Close(); // 关闭数据库System.exit(0);}}));this.addWindowListener(new WindowAdapter() {/* 关闭窗口*/// 重写windowClosing()方法public void windowClosing(WindowEvent e) {DbOp.Close(); // 关闭数据库System.exit(0);} }); }public void btn_okActionPerformed(ActionEvent e) {String user = text_user.getText();String pass = text_pass.getText();String is_admin;// 如果用户名或密码任一为空，则终止后续操作if (user.equals("")||pass.equals("")) {JOptionPane.showMessageDialog(null, "用户名或密码不能为空！");return;}try {// 核对用户名和密码String sql = "select * from user where username=" + "'" + user + "' and password=" + "'" + pass + "'";ResultSet rs = DbOp.executeQuery(sql);// 如果此用户存在，则记录其状态（否：不是管理员，是：是管理员）if (rs.next()) {is_admin = rs.getString("is_admin");} else {JOptionPane.showMessageDialog(null, "用户名或密码不正确！");return;}GlobalVar.login_user = user; // 记录登录的用户名ShowMain show = new ShowMain(); // 调用主程序// 只有管理员才能使用"基础管理"和"借阅管理"菜单show.setRights(is_admin);// 释放窗体及其全部组件的屏幕资源，即使释放登录窗体dispose(); // 释放当前窗体} catch (SQLException e1) {JOptionPane.showMessageDialog(null, "用户数据库有误！");}}}2.系统首页页面public class ShowMain extends Frame {private static final long serialVersionUID = 5003296786441785470L;MenuBar menuBar;Menu jcwh, jcwh_book, jcwh_reader;//基础维护：图书维护、读者维护Menu jywh, cxgl, xtgl;//借阅维护、查询管理、系统管理MenuItemjcwh_book_add,jcwh_book_update,jcwh_book_delete,jcwh_reader_add,jcwh_reader_update,jcwh_reader_delete;MenuItem jywh_borrow, jywh_back;MenuItem cxgl_book, cxgl_reader;MenuItem xtgl_update_pass, xtgl_exit;public void setRights(String rights) {// 如果不是管理员，则禁止用户维护图书信息和读者信息以及禁止进行借阅管理，即只能查询if (rights.equals("否")) {jywh.setEnabled(false);jcwh.setEnabled(false);}}public ShowMain() {setTitle("图书管理系统");setLayout(new BorderLayout());setSize(640, 480);menuBar = new MenuBar();jcwh = new Menu("基础维护");// 基础维护菜单jcwh_book = new Menu("图书维护");// 图书维护菜单jcwh_book_add = new MenuItem("添加");// 添加图书菜单jcwh_book_update = new MenuItem("修改");// 修改图书菜单jcwh_book_delete = new MenuItem("删除");// 删除图书菜单jcwh_reader = new Menu("读者维护");// 读者维护菜单jcwh_reader_add = new MenuItem("添加读者");// 添加读者菜单jcwh_reader_update = new MenuItem("修改读者");jcwh_reader_delete = new MenuItem("删除读者");jywh = new Menu("借阅管理");jywh_borrow = new MenuItem("借书管理");jywh_back = new MenuItem("还书管理");cxgl = new Menu("查询管理");cxgl_book = new MenuItem("图书查询");cxgl_reader = new MenuItem("读者查询");xtgl = new Menu("系统管理");xtgl_update_pass = new MenuItem("修改密码");xtgl_exit = new MenuItem("退出系统");// 添加图书菜单jcwh_book.add(jcwh_book_add);jcwh_book.add(jcwh_book_update);jcwh_book.add(jcwh_book_delete);jcwh.add(jcwh_book);jcwh_reader.add(jcwh_reader_add);jcwh_reader.add(jcwh_reader_update);jcwh_reader.add(jcwh_reader_delete);jcwh.add(jcwh_reader);jywh.add(jywh_borrow);jywh.add(jywh_back);cxgl.add(cxgl_book);cxgl.add(cxgl_reader);xtgl.add(xtgl_update_pass);xtgl.add(xtgl_exit);menuBar.add(jcwh);menuBar.add(jywh);menuBar.add(cxgl);menuBar.add(xtgl);setMenuBar(menuBar);setLocationRelativeTo(null); // 使窗体在屏幕上居中放置setVisible(true); // 使窗体可见jcwh_book_add.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new BookManeger("save");} });jcwh_book_update.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new BookManeger("update");} });jcwh_book_delete.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new BookManeger("delete");} });jcwh_reader_add.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new ReaderManeger("save");} });jcwh_reader_update.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new ReaderManeger("update");} });jcwh_reader_delete.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new ReaderManeger("delete");} });jywh_borrow.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new Borrow();} });jywh_back.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new Back();} });cxgl_book.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new BookQuery();} });cxgl_reader.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new ReaderQuery();} });xtgl_update_pass.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {new UpdatePassword();} });xtgl_exit.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {DbOp.Close(); // 关闭数据库System.exit(0);}});this.addWindowListener(new WindowAdapter() {/* 关闭窗口*/// 重写windowClosing()方法public void windowClosing(WindowEvent e) {DbOp.Close(); // 关闭数据库System.exit(0);}});}}3.图书管理public class BookManeger extends JFrame {private static final long serialVersionUID = 377287301994613384L;private Label lbbookid_c = new Label("图书编号");private TextField tf_bookid_c = new TextField();private Label lbbookid = new Label("图书编号");private TextField tf_bookid = new TextField();private Label lbbookname = new Label("图书名称");private TextField tf_bookname = new TextField();private Label lbbooktype = new Label("图书类别");private Choice tf_booktype = new Choice();private Label lbauthor = new Label("作者");private TextField tf_author = new TextField();private Label lbtranslator = new Label("译者");private TextField tf_translator = new TextField();private Label lbpublisher = new Label("出版社");private TextField tf_publisher = new TextField();private Label lbpublish_time = new Label("出版时间");private TextField tf_publish_time = new TextField();private Label lbprice = new Label("定价");private TextField tf_price = new TextField();private Label lbstock = new Label("库存数量");private TextField tf_stock = new TextField();private Button queryBtn = new Button("查询");private Button saveBtn = new Button("保存");private Button closeBtn = new Button("关闭");private String optionStr;BookManeger(String str) {optionStr = str;ggFrame(optionStr);saveBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {HashMap<String, Object> map = new HashMap<String, Object>();map.put("bookid", tf_bookid);map.put("bookname", tf_bookname);map.put("booktype", tf_booktype);map.put("author", tf_author);map.put("translator", tf_translator);map.put("publisher", tf_publisher);map.put("publish_time", tf_publish_time);map.put("price", tf_price);map.put("stock", tf_stock);int i ;if(optionStr.equals("delete")){i = Jcwh.btn_delActionPerformed(e, map);}else{i = Jcwh.btn_saveActionPerformed(e, map,optionStr);}if (i == 1) {String showInfo = "";if(optionStr.equals("save")){showInfo = "图书添加成功！";}else if(optionStr.equals("update")){showInfo = "图书修改成功！";}else if(optionStr.equals("delete")){showInfo = "图书删除成功！";}JOptionPane.showMessageDialog(null, showInfo);// 清空全部文本框clearAllTextfield();}}});closeBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {dispose(); // 释放当前窗体}});/* 关闭窗口*/this.addWindowListener(new WindowAdapter() {public void windowClosing(WindowEvent e) { // 关闭当前窗口dispose(); // 释放当前窗体}});}private void ggFrame(String str) {setLayout(null);setSize(500, 320);lbbookid.setBounds(50, 40, 50, 20); // 图书编号tf_bookid.setBounds(110, 40, 100, 20);lbbookname.setBounds(240, 40, 50, 20); // 图书名称tf_bookname.setBounds(300, 40, 100, 20);lbbooktype.setBounds(50, 80, 50, 20); // 图书类别tf_booktype.setBounds(110, 80, 100, 20);tf_booktype.add("科技");tf_booktype.add("文学");tf_booktype.add("社科");tf_booktype.add("其他");lbauthor.setBounds(240, 80, 50, 20); // 作者tf_author.setBounds(300, 80, 100, 20);lbtranslator.setBounds(50, 120, 50, 20); // 设置译者tf_translator.setBounds(110, 120, 100, 20);lbpublisher.setBounds(240, 120, 50, 20); // 出版社tf_publisher.setBounds(300, 120, 100, 20);lbpublish_time.setBounds(50, 160, 50, 20); // 出版时间tf_publish_time.setBounds(110, 160, 100, 20);lbprice.setBounds(240, 160, 50, 20); // 定价tf_price.setBounds(300, 160, 100, 20);lbstock.setBounds(50, 200, 50, 20); // 库存数量tf_stock.setBounds(110, 200, 100, 20);saveBtn.setBounds(150, 240, 80, 25); // 保存按钮closeBtn.setBounds(280, 240, 80, 25);// 关闭按钮if(str.equals("save")){setTitle("添加图书");}else if(str.equals("update")){setTitle("修改图书");lbbookid_c.setBounds(100, 10, 50, 20); // 图书编号tf_bookid_c.setBounds(160, 10, 100, 20);tf_bookid.setEditable(false);//修改的图书信息中id不可以修改queryBtn.setBounds(280, 10, 80, 20); // 查询按钮add(lbbookid_c);add(tf_bookid_c);add(queryBtn);queryBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {HashMap<String, Object> map = new HashMap<String, Object>();map.put("bookid", tf_bookid_c);Book book = (Book)Jcwh.btn_queryActionPerformed(e,map).get("book");if(book!=null){tf_bookid.setText(book.getId());tf_bookname.setText(book.getBookname());// 将Choice的选定项设置为其名称等于指定字符串的项tf_booktype.select(book.getBooktype());tf_author.setText(book.getAuthor());tf_translator.setText(book.getTranslator());tf_publisher.setText(book.getPublisher());tf_publish_time.setText(book.getPublish_time().toString());tf_price.setText(String.valueOf(book.getPrice()));tf_stock.setText(String.valueOf(book.getStock()));}}});saveBtn.setLabel("修改");//将按钮显示文字修改成“修改”}else if(str.equals("delete")){setTitle("删除图书");lbbookid_c.setBounds(100, 10, 50, 20); // 图书编号tf_bookid_c.setBounds(160, 10, 100, 20);tf_bookid.setEditable(false);//修改的图书信息中id不可以修改queryBtn.setBounds(280, 10, 80, 20); // 查询按钮add(lbbookid_c);add(tf_bookid_c);add(queryBtn);queryBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {HashMap<String, Object> map = new HashMap<String, Object>();map.put("bookid", tf_bookid_c);Book book = (Book)Jcwh.btn_queryActionPerformed(e,map).get("book");if(book!=null){tf_bookid.setText(book.getId());tf_bookname.setText(book.getBookname());// 将Choice的选定项设置为其名称等于指定字符串的项tf_booktype.select(book.getBooktype());tf_author.setText(book.getAuthor());tf_translator.setText(book.getTranslator());tf_publisher.setText(book.getPublisher());tf_publish_time.setText(book.getPublish_time().toString());tf_price.setText(String.valueOf(book.getPrice()));tf_stock.setText(String.valueOf(book.getStock()));}}});saveBtn.setLabel("删除");//将按钮显示文字修改成“删除”}add(lbbookid);add(tf_bookid);add(lbbookname);add(tf_bookname);add(lbbooktype);add(tf_booktype);add(lbauthor);add(tf_author);add(lbtranslator);add(tf_translator);add(lbpublisher);add(tf_publisher);add(lbpublish_time);add(tf_publish_time);add(lbprice);add(tf_price);add(lbstock);add(tf_stock);add(saveBtn);add(closeBtn);setLocationRelativeTo(null); // 使窗体在屏幕上居中放置setVisible(true); // 使窗体可见}private void clearAllTextfield() {tf_bookid.setText("");tf_bookname.setText("");tf_author.setText("");tf_translator.setText("");tf_publisher.setText("");tf_publish_time.setText("");tf_price.setText("");tf_stock.setText("");}}4.读者管理public class ReaderManeger extends JFrame {private static final long serialVersionUID = -2399939451497711745L;Label lbreaderid_c = new Label("读者编号");TextField tf_readerid_c = new TextField();Label lbreaderid = new Label("读者编号");TextField tf_readerid = new TextField();Label lbreadername = new Label("读者姓名");TextField tf_readername = new TextField();Label lbreadertype = new Label("读者类别");Choice tf_readertype = new Choice();Label lbsex = new Label("性别");Choice tf_sex = new Choice();Label lbmax_num = new Label("可借数量");TextField tf_max_num = new TextField();Label lbdays_num = new Label("可借天数");TextField tf_days_num = new TextField();Button queryBtn = new Button("查询");Button saveBtn = new Button("保存");Button closeBtn = new Button("关闭");private String optionStr;//保存、修改、删除ReaderManeger(String str){optionStr = str;ggFrame(optionStr);saveBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {HashMap<String, Object> map = new HashMap<String, Object>();map.put("readerid", tf_readerid);map.put("readername", tf_readername);map.put("readertype", tf_readertype);map.put("sex", tf_sex);map.put("days_num", tf_days_num);map.put("max_num", tf_max_num);int i ;if(optionStr.equals("delete")){i = Jcwh.btn_delReaderActionPerformed(e, map);}else{i = Jcwh.btn_saveReaderActionPerformed(e,map,optionStr);}if (i == 1) {String showInfo = "";if(optionStr.equals("save")){showInfo = "读者添加成功！";}else if(optionStr.equals("update")){showInfo = "读者修改成功！";}else if(optionStr.equals("delete")){showInfo = "读者删除成功！";}JOptionPane.showMessageDialog(null, showInfo);// 清空全部文本框clearAllTextfield();}}});closeBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {dispose(); // 释放当前窗体}});this.addWindowListener(new WindowAdapter() {public void windowClosing(WindowEvent e) { // 关闭当前窗口dispose(); // 释放当前窗体}});}private void ggFrame(String str) {setLayout(null);setTitle("添加读者信息");setSize(500, 230);lbreaderid.setBounds(50, 50, 50, 20);tf_readerid.setBounds(110, 50, 100, 20);lbreadername.setBounds(240, 50, 50, 20);tf_readername.setBounds(300, 50, 100, 20);lbreadertype.setBounds(50, 80, 50, 20);tf_readertype.setBounds(110, 80, 100, 20);tf_readertype.add("教师");tf_readertype.add("学生");tf_readertype.add("职工");lbsex.setBounds(240, 80, 50, 20);tf_sex.setBounds(300, 80, 100, 20);tf_sex.add("男");tf_sex.add("女");lbmax_num.setBounds(50, 110, 50, 20);tf_max_num.setBounds(110, 110, 100, 20);lbdays_num.setBounds(240, 110, 50, 20);tf_days_num.setBounds(300, 110, 100, 20);saveBtn.setBounds(150, 150, 80, 25);closeBtn.setBounds(280, 150, 80, 25);if(str.equals("save")){setTitle("添加读者");}else if(str.equals("update")){setTitle("修改读者");lbreaderid_c.setBounds(100, 10, 50, 20);tf_readerid_c.setBounds(160, 10, 100, 20);tf_readerid.setEditable(false);queryBtn.setBounds(280, 10, 80, 20);add(lbreaderid_c);add(tf_readerid_c);add(queryBtn);queryBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {HashMap<String, Object> map = new HashMap<String, Object>();map.put("readerid", tf_readerid_c);Reader reader = (Reader)Jcwh.btn_queryReaderActionPerformed(e,map).get("reader");if(reader!=null){tf_readerid.setText(reader.getId());tf_readername.setText(reader.getReadername());tf_readertype.select(reader.getReadertype());tf_sex.select(reader.getSex());tf_days_num.setText(String.valueOf(reader.getDays_num()));tf_max_num.setText(String.valueOf(reader.getMax_num()));}}});saveBtn.setLabel("修改");//将按钮显示文字修改成“修改”}else if(str.equals("delete")){setTitle("删除图书");lbreaderid_c.setBounds(100, 10, 50, 20);tf_readerid_c.setBounds(160, 10, 100, 20);tf_readerid.setEditable(false);queryBtn.setBounds(280, 10, 80, 20);add(lbreaderid_c);add(tf_readerid_c);add(queryBtn);queryBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {HashMap<String, Object> map = new HashMap<String, Object>();map.put("readerid", tf_readerid_c);Reader reader = (Reader)Jcwh.btn_queryReaderActionPerformed(e,map).get("reader");if(reader!=null){tf_readerid.setText(reader.getId());tf_readername.setText(reader.getReadername());tf_readertype.select(reader.getReadertype());tf_sex.select(reader.getSex());tf_days_num.setText(String.valueOf(reader.getDays_num()));tf_max_num.setText(String.valueOf(reader.getMax_num()));}}});saveBtn.setLabel("删除");//将按钮显示文字修改成“删除”}add(lbreaderid);add(lbreadername);add(lbreadertype);add(lbsex);add(lbmax_num);add(lbdays_num);add(tf_readerid);add(tf_readername);add(tf_max_num);add(tf_days_num);add(tf_readertype);add(tf_sex);add(saveBtn);add(closeBtn);setLocationRelativeTo(null);setVisible(true);}private void clearAllTextfield() {tf_readerid.setText("");tf_readername.setText("");tf_max_num.setText("");tf_days_num.setText("");}public static void main(String[] args) {ReaderManeger r = new ReaderManeger("update");}}5.借书public class Borrow extends Frame {private static final long serialVersionUID = -1036076990599464079L;String SepLine = "-------------------------------------------------";Label lbbookid = new Label("图书编号");Label lbreaderid = new Label("读者编号");TextField tf_bookid = new TextField();TextField tf_readerid = new TextField();Button queryBtn = new Button("查询");Label lbbookinfo = new Label(SepLine + "图书信息" + SepLine); Label lbbookname = new Label("图书名称：");Label tf_bookname = new Label("xx");Label lbauthor = new Label("作者：");Label tf_author = new Label("xx");Label lbpublisher = new Label("出版社：");Label tf_publisher = new Label("xx");Label lbpublish_time = new Label("出版时间：");Label tf_publish_time = new Label("xx");Label lbprice = new Label("定价：");Label tf_price = new Label("xx");Label lbstock = new Label("库存数量：");Label tf_stock = new Label("xx");Label lbreaderinfo = new Label(SepLine + "读者信息" + SepLine); Label lbreadername = new Label("读者姓名：");Label tf_readername = new Label("xx");Label lbreadertype = new Label("读者类型：");Label tf_readertype = new Label("xx");Label lbmax_num = new Label("最大可借数：");Label tf_max_num = new Label("xx");Label lbdays_num = new Label("最大可借天数：");Label tf_days_num = new Label("xx");Label lbborrowinfo = new Label(SepLine + "借阅信息" + SepLine); Label lbborrowednum = new Label("该读者已借图书数量："); Label tf_borrowednum = new Label("xx");Label lbif_borrow = new Label("该读者是否可借所选图书："); Label tf_if_borrow = new Label("xx");Label lbborrow_date = new Label("借阅日期：");Label tf_borrow_date = new Label("xx");Button borrowBtn = new Button("借出");Button closeBtn = new Button("关闭");public Borrow() {setLayout(null);setTitle("借阅图书");setSize(500, 420);this.setForeground(Color.BLACK); // 设置前景色为黑色lbbookid.setBounds(30, 40, 50, 25); // 图书编号tf_bookid.setBounds(90, 40, 90, 20);lbreaderid.setBounds(200, 40, 50, 25); // 读者编号tf_readerid.setBounds(260, 40, 90, 20);queryBtn.setBounds(370, 40, 80, 25); // 查询按钮lbbookinfo.setBounds(30, 70, 440, 25); // 图书信息提示条lbbookname.setBounds(30, 100, 60, 25); // 图书名称tf_bookname.setBounds(90, 100, 200, 25);lbauthor.setBounds(310, 100, 60, 25); // 作者tf_author.setBounds(370, 100, 90, 25);lbpublisher.setBounds(30, 125, 60, 25); // 出版社tf_publisher.setBounds(90, 125, 200, 25);lbpublish_time.setBounds(310, 125, 60, 25); // 出版时间tf_publish_time.setBounds(370, 125, 90, 25);lbprice.setBounds(30, 150, 60, 25); // 定价tf_price.setBounds(90, 150, 200, 25);lbstock.setBounds(310, 150, 60, 25); // 库存数量tf_stock.setBounds(370, 150, 90, 25);lbreaderinfo.setBounds(30, 180, 440, 25); // 读者信息提示条lbreadername.setBounds(30, 205, 60, 25); // 读者姓名tf_readername.setBounds(90, 205, 90, 25);lbreadertype.setBounds(310, 205, 60, 25); // 读者类型tf_readertype.setBounds(370, 205, 90, 25);lbmax_num.setBounds(30, 230, 75, 25); // 最大可借数tf_max_num.setBounds(105, 230, 90, 25);lbdays_num.setBounds(310, 230, 85, 25); // 最大可借天数tf_days_num.setBounds(395, 230, 70, 25);lbborrowinfo.setBounds(30, 260, 440, 25); // 借阅信息提示条lbborrowednum.setBounds(30, 285, 120, 25);// 已借图书数量tf_borrowednum.setBounds(150, 285, 50, 25);lbif_borrow.setBounds(30, 310, 145, 25); // 是否可借tf_if_borrow.setBounds(175, 310, 50, 25);lbborrow_date.setBounds(30, 335, 60, 25);// 借书日期tf_borrow_date.setBounds(90, 335, 100, 25);borrowBtn.setBounds(160, 365, 80, 25);// 借出按钮borrowBtn.setEnabled(false); // 开始时禁用借出按钮closeBtn.setBounds(260, 365, 80, 25);// 关闭按钮queryBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) { btn_querywActionPerformed(e); } }); borrowBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) { btn_borrowActionPerformed(e); } });closeBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) { setForeground(Color.BLACK); dispose(); } }); this.addWindowListener(new WindowAdapter() {public void windowClosing(WindowEvent e) {setForeground(Color.BLACK); // 设置前景色为黑色dispose(); // 关闭窗体}});add(lbbookid);add(lbreaderid);add(queryBtn);add(lbbookinfo);add(lbbookname);add(lbauthor);add(lbpublisher);add(lbpublish_time);add(lbprice);add(lbstock);add(lbreaderinfo);add(lbreadername);add(lbreadertype);add(lbmax_num);add(lbdays_num);add(lbborrowinfo);add(lbborrowednum);add(lbif_borrow);add(lbborrow_date);add(borrowBtn);add(closeBtn);setLocationRelativeTo(null); // 使窗体在屏幕上居中放置setVisible(true); // 使窗体可见setForeground(Color.RED); // 设置前景色为红色add(tf_bookid);add(tf_readerid);add(tf_bookname);add(tf_author);add(tf_publisher);add(tf_publish_time);add(tf_price);add(tf_stock);add(tf_readername);add(tf_readertype);add(tf_max_num);add(tf_days_num);add(tf_borrowednum);add(tf_if_borrow);add(tf_borrow_date);}// 图书和读者查询private void btn_querywActionPerformed(ActionEvent e) {String bookid = tf_bookid.getText();String readerid = tf_readerid.getText();// 如果图书编号或读者编号两者均为空，或者有一个为空，则返回if (bookid.equals("") || readerid.equals("")) {JOptionPane.showMessageDialog(null, "图书编号和读者编号均不能为空！");init(); // 重新初始化各参数并禁止借出按钮return;}// 按编号查询图书，结果存入book对象中Book book = BookSelect.SelectBookById(bookid);if (book != null) { // 如果查询到结果，将其显示在各文本框中tf_bookname.setText(book.getBookname());tf_author.setText(book.getAuthor());tf_publisher.setText(book.getPublisher());tf_publish_time.setText(book.getPublish_time().toString());tf_price.setText(String.valueOf((book.getPrice())));tf_stock.setText(String.valueOf(book.getStock()));} else {JOptionPane.showMessageDialog(null, "图书编号有误，查无此书！");init(); // 重新初始化各参数并禁止借出按钮return;}if (book.getStock() == 0) {JOptionPane.showMessageDialog(null, "图书已无库存，无法借阅！");init(); // 重新初始化各参数并禁止借出按钮return;}// 按编号查询读者，结果存入reader对象中Reader reader = ReaderSelect.selectReaderById(readerid);// 如果查询到结果，将其显示在各文本框中if (reader != null) {tf_readername.setText(reader.getReadername());tf_readertype.setText(reader.getReadertype());tf_max_num.setText(String.valueOf(reader.getMax_num()));tf_days_num.setText(String.valueOf(reader.getDays_num()));} else {JOptionPane.showMessageDialog(null, "读者编号有误，查无此人！");init(); // 重新初始化各参数并禁止借出按钮return;}// 查询指定读者是否已借过指定图书且未归还if (IfBorrowBack.findbook(bookid, readerid)) {JOptionPane.showMessageDialog(null, "该读者已借阅所选图书，且未归还！");init(); // 重新初始化各参数并禁止借出按钮return;}// 统计读者所借图书数量int borrowednum = statborrowednum(readerid);tf_borrowednum.setText(String.valueOf(borrowednum));// 如果读者已借图书尚未超出其允许最大借书量，则允许其继续借阅所选图书if (borrowednum < reader.getMax_num()) {tf_if_borrow.setText("是");// 创建一个简单日期格式对象，注意：MM一定要用大写SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");// 创建日期变量，其内容为当前日期Date currentdate = new Date();// 将日期按指定格式输出String borrowdate = sdf.format(currentdate);tf_borrow_date.setText(borrowdate);borrowBtn.setEnabled(true); // 使借出按钮有效} else {JOptionPane.showMessageDialog(null, "该读者借书过多，无法继续借阅！");init(); // 重新初始化各参数并禁止借出按钮return;}}// 填写借出图书记录private void btn_borrowActionPerformed(ActionEvent e) {String sql;String bookid = tf_bookid.getText();String readerid = tf_readerid.getText();String borrowdate = tf_borrow_date.getText();// 为borrow表增加借书记录sql = "insert into borrow (book_id,reader_id,"+ "borrow_date,if_back) values('" + bookid + "','" + readerid + "','" + borrowdate + "','否')";。
java+swing+mysql图书管理系统(附完整源代码)
课程设计精品图书If理系统书生系统说明：本系统釆用eclipse开发，IDEA, eclipse, myedipse均可运行界面采用swing实现数据库：mysql.附sql代码，其余数据库可复制sql代码运行数据库连接文件mysql-connector-java-8.0.16.jar本系统的背景图片可根据自己的需求替换项目分为管理员和普通用户两种角色管理员有图书査询、图书借还、账户管理（修改密码、账户信息、借书记录）、图书管理（増加、修改、删除）的权限普通用户有图书査询、图书借还、账户管理（修改密码、借书记录）的权限项目结朴-温图书系饨>，JRE 基绽库(JavaSE-12]IS src y .[« Dao>dZl AdminDao.java>® BookDao.java><2)BorrowDao.java>I/) DB.java>El LandDao.javav SB Test>JZ) LandTest.java击View>ABorrowBookFace.java 通AccountMsgFacejava>i£\ AddBookFace.java>(2 AdminFace.java>Lfi BookAdminFace.java>® BookReturnFace.java>Si BookSearc h Fac e.java>DeleteBookFace.java>JZ) LogonFace.java>Si MainFace.java>JZl UBorrowBookFace.java><2)UpdateBookFace.java>UpdatePswFace.java>E) UserFace.java> i引用的阵y 4 datebase圍tsglsys.sql〜〜img。
Java 图书馆管理系统(附全代码)_课程设计报告
《数据库系统概论》课程报告课题名称：小型图书管理系统课题负责人名（学号）： best同组成员名单（角色）：指导教师：评阅成绩：评阅意见：提交报告时间：2015年12月15日小型图书管理系统计算机科学与技术专业学生指导老师[摘要]随着计算机技术的飞速发展，利用计算机来获得和处理信息是当今信息管理的一大特点。
伴随计算机硬件的快速发展，有关信息管理的软件——数据库系统软件也在迅猛发展着。
图书馆是高等院校的重要组成部门，是教师和学生获取知识的重要场所。
由于图书馆主要从事大量的图书资料的储存和流通。
所以一直以来，计算机在图书馆的图书管理中得到了广泛的应用。
本系统实现图书信息管理的系统化，规范化和自动化，以最大程度提高操作人员的办公效率。
关键词：JAVA、JDBC、SQL Server、数据库、图书馆管理一、实验题目：小型图书管理系统二、实验的目的和要求:完成一个小型图书管理系统，功能要求如下：1)能够通过书籍基本信息（包括：书号、书名、出版社、出版日期、作者、内容摘要）单个或以AND方式组合多个条件查询书籍信息；2)对于每一种书籍，除可查看其基本信息之外还可查看其总数以及目前在馆数量3)可增添新的书籍4)可删除已有书籍（如有读者借了该书籍尚未归还，则不允许删除）5)可修改书籍的基本信息6)能够通过读者基本信息（包括：证号、姓名、性别、系名、年级）单个或以AND方式组合多个条件查询读者信息7)对于每位读者除可查看其基本信息之外，还可查看其已借的书籍列表、数量、借还日期8)可增添新的读者9)可删除已有读者（如该读者有尚未归还的借书，则不允许删除）10)可修改读者的基本信息11)可完成借还书籍的手续12)还书时如超期，应该显示超期天数13)借书时如果有超期的书没有还，则不允许借书14)可查询有哪些读者有超期的书没有还，列出这些读者的基本信息三、实验的环境：1、硬件环境：CPU: Intel(R) Core i5-3230 2.60GHzRAM: 8GB2、软件环境：操作系统：Windows 7 Ultimate SP1编译软件：Eclipse LunaMicrosoft SQL Server 2014四、系统ER图图书管理员管理读者借阅管理编号性别姓名系名年级编号书名作者出版社出版时间摘要总量现存量用户名密码应还时间拥有权限删除图书修改读者修改图书删除读者添加读者添加图书超期时间借阅时间五、表结构定义（使用表格说明）六、系统功能模块1)能够通过书籍基本信息单个或组合多个条件查询书籍信息；2)对于每一种书籍，除可查看其基本信息之外还可查看其总数以及目前在馆数量3)可增添新的书籍4)可删除已有书籍（如有读者借了该书籍尚未归还，则不允许删除）5)可修改书籍的基本信息6)能够通过读者基本信息单个或组合多个条件查询读者信息7)对于每位读者除可查看其基本信息之外，还可查看其已借的书籍列表、数量、借还日期8)可增添新的读者9)可删除已有读者（如该读者有尚未归还的借书，则不允许删除）10)可修改读者的基本信息11)可完成借还书籍的手续12)还书时如超期，应该显示超期天数13)借书时如果有超期的书没有还，则不允许借书14)可查询有哪些读者有超期的书没有还，列出这些读者的基本信息七、程序框架流程图九、程序运行结果八、核心代码AddBook.javaimport java.awt.BorderLayout; import java.awt.Container; import java.awt.GridLayout; import java.awt.event.*; import java.util.ArrayList; import javax.swing.*;public class AddBook extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JLabel bookNumber = new JLabel("Book Number:");JLabel bookName = new JLabel("Book Name:");JLabel bookAuthor = new JLabel("Book Author:");JLabel press = new JLabel("Press:");JLabel pressTime = new JLabel("Press time:");JLabel bookAbstract = new JLabel("Abstract:");JLabel storage = new JLabel("Storage:");JLabel remain = new JLabel("Remain");JLabel remain1 = new JLabel("Update with Storage");JTextField numberField = new JTextField();JTextField nameField = new JTextField();JTextField authorField = new JTextField();JTextField pressField = new JTextField();JTextField pressTimeField = new JTextField();JTextField abstractField = new JTextField();JTextField storageField = new JTextField();JButton cancel = new JButton("Cancel");JButton confirm = new JButton("Confirm!!");public AddBook() {c.add(p1, BorderLayout.NORTH);p1.setLayout(new GridLayout(9, 2, 20, 10));p1.add(bookNumber);p1.add(numberField);p1.add(bookName);p1.add(nameField);p1.add(bookAuthor);p1.add(authorField);p1.add(press);p1.add(pressField);p1.add(pressTime);p1.add(pressTimeField);p1.add(bookAbstract);p1.add(abstractField);p1.add(storage);p1.add(storageField);p1.add(remain);p1.add(remain1);p1.add(cancel);p1.add(confirm);cancel.addActionListener(this);confirm.addActionListener(this);}public void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubif (e.getSource() == cancel) {this.dispose();}if (e.getSource() == confirm) {this.dispose();BookInfo book= new BookInfo(numberField.getText(),nameField.getText(), authorField.getText(),pressField.getText(),pressTimeField.getText(),abstractField.getText(),Integer.parseInt(storageField.getText()),Integer.parseInt(storageField.getText()));ArrayList<String> strArray = newArrayList<String>();strArray = op.addBookJudgement();int n = 0;int replicate = 0;while (n < Integer.parseInt(strArray.get(0))) {n++;if(numberField.getText().equals(strArray.get(n))) {replicate++;}}if (replicate == 0) {op.saveBook(book);JOptionPane.showMessageDialog(null, "Add a booksuccessfully！","Information",RMATION_MESSAGE);} else {JOptionPane.showMessageDialog(null,"This book(number) has already existed!", "Warning",RMATION_MESSAGE);}}}}AddReader.javaimport java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.*;import java.util.ArrayList;import javax.swing.*;public class AddReader extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JLabel readerNumber = new JLabel("Reader Number:");精选文库JLabel readerName = new JLabel("Reader Name:");JLabel sex = new JLabel("Sex:");JLabel dpt = new JLabel("Department:");JLabel grade = new JLabel("Grade:");JTextField numberField = new JTextField();JTextField nameField = new JTextField();JTextField sexField = new JTextField();JTextField dptField = new JTextField();JTextField gradeField = new JTextField();JButton cancel = new JButton("Cancel");JButton confirm = new JButton("Confirm!!");public AddReader() {c.add(p1, BorderLayout.NORTH);p1.setLayout(new GridLayout(6, 2, 20, 10));p1.add(readerNumber);p1.add(numberField);p1.add(readerName);p1.add(nameField);p1.add(sex);p1.add(sexField);p1.add(dpt);p1.add(dptField);p1.add(grade);p1.add(gradeField);p1.add(cancel);p1.add(confirm);cancel.addActionListener(this);confirm.addActionListener(this);}public void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubif (e.getSource() == cancel) {this.dispose();}if (e.getSource() == confirm) {this.dispose();ReaderInfo reader = new精选文库ReaderInfo(numberField.getText(),nameField.getText(), sexField.getText(),dptField.getText(),Integer.parseInt(gradeField.getText()));ArrayList<String> strArray = newArrayList<String>();strArray = op.addReaderJudgement();int n = 0;int replicate = 0;while (n < Integer.parseInt(strArray.get(0))) {n++;if(numberField.getText().equals(strArray.get(n))) {replicate++;}}if (replicate == 0) {if (!sexField.getText().equals("boy")&& !sexField.getText().equals("girl")) {JOptionPane.showMessageDialog(null,"In the Sex field, you can only input 'boy' or 'girl'！","Warning",RMATION_MESSAGE);} else {op.saveReader(reader);JOptionPane.showMessageDialog(null,"Add a reader successfully！", "Information",RMATION_MESSAGE);}} else {JOptionPane.showMessageDialog(null,"This reader(number) has alreadyexisted!", "Warning",RMATION_MESSAGE);}}精选文库}}BookDetails.javaimport java.awt.BorderLayout;import java.awt.Container;import java.awt.Dimension;import java.awt.GridLayout;import java.awt.event.*;import java.util.ArrayList;import javax.swing.*;import javax.swing.table.DefaultTableModel;public class BookDetails extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JPanel p2 = new JPanel();JPanel p3 = new JPanel();JLabel bookNumber = new JLabel("Book Number:");JLabel bookName = new JLabel("Book Name:");JLabel author = new JLabel("Author:");JLabel press = new JLabel("Press:");JLabel pressTime = new JLabel("Press time:");JLabel bookAbstract = new JLabel("Abstract:");JLabel storage = new JLabel("Storage:");JLabel remain = new JLabel("Remain:");JLabel numberField = new JLabel();JLabel nameField = new JLabel();JLabel authorField = new JLabel();JLabel pressField = new JLabel();精选文库JLabel pressTimeField = new JLabel();JLabel abstractField = new JLabel();JLabel storageField = new JLabel();JLabel remainField = new JLabel();JButton cancel = new JButton("Cancel");JLabel details= new JLabel("Borrow and reaturn details");Object[] s = { "Reader number", "Borrow time", "Deadline", "Over time" };Object[][] ob1 = new Object[7][4];JTable table = new JTable(ob1, s);JScrollPane scrollPane = new JScrollPane(table);public BookDetails(String number) {BookInfo book = new BookInfo(number);ob1 = op.borrowListForBook(number);for (int i = 0; i < 5; i++) {DefaultTableModel books= new DefaultTableModel(ob1, s);for (int n = 0; n < 7; n++) {for (int m = 0; m < 4; m++) {ob1[n][m] = this.ob1[n][m];}table.setModel(books);table.invalidate();}}ArrayList<String> strArray = new ArrayList<String>();strArray = op.outputBook(book);numberField.setText(number);nameField.setText(strArray.get(1));authorField.setText(strArray.get(2));pressField.setText(strArray.get(3));pressTimeField.setText(strArray.get(4));abstractField.setText(strArray.get(5));storageField.setText(strArray.get(6));remainField.setText(strArray.get(7));c.add(p1, BorderLayout.NORTH);c.add(p2, BorderLayout.CENTER);c.add(p3, BorderLayout.SOUTH);p1.setLayout(new GridLayout(9, 2, 20, 10));精选文库p1.add(bookNumber);p1.add(numberField);p1.add(bookName);p1.add(nameField);p1.add(author);p1.add(authorField);p1.add(press);p1.add(pressField);p1.add(pressTime);p1.add(pressTimeField);p1.add(bookAbstract);p1.add(abstractField);p1.add(storage);p1.add(storageField);p1.add(remain);p1.add(remainField);p1.add(details);scrollPane.setBounds(0, 0, 800, 300);p2.add(scrollPane);p3.add(cancel);table.setPreferredScrollableViewportSize(new Dimension(400, 100));cancel.addActionListener(this);}public void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubif (e.getSource() == cancel) {this.dispose();}}}精选文库BookInfo.javapublic class BookInfo {private String number, name, author, press, pressTime, bookAbstract;private int total, remain;// default constructorpublic BookInfo() {}public BookInfo(String number) {this.number = number;}public BookInfo(String number, String name) {this.number = number; = name;}public BookInfo(String number, String name, String author, String press,String pressTime, String bookAbstract, int total, int remain) {this.number = number; = name;this.author = author;this.press = press;this.pressTime = pressTime;this.bookAbstract = bookAbstract;this.total = total;this.remain = remain;}public void setRemain(int i) {this.remain=i;}public String getNumber() {return number;}public String getName() {精选文库return name;}public String getAuthor() {return author;}public String getPress() {return press;}public String getPressTime() {return pressTime;}public String getBookAbstract() {return bookAbstract;}public int getTotal() {return total;}public int getRemain() {return remain;}}BookRetrieval.javaimport java.awt.BorderLayout;import java.awt.Container;import java.awt.Dimension;import java.awt.Font;import java.awt.GridLayout;import java.awt.event.*;import java.util.ArrayList;import javax.swing.*;import javax.swing.table.DefaultTableModel;class BookRetrieval extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JPanel p4 = new JPanel();JPanel p5 = new JPanel();JLabel bookNumber = new JLabel("Book Number:");JLabel bookName = new JLabel("Book Name:");JTextField number = new JTextField();JTextField name = new JTextField();JButton back = new JButton("Back (Fresh)");JButton addBook = new JButton("Add a book");JButton deleteBook = new JButton("Delete a book");JButton editBook = new JButton("Edit a book");JButton search = new JButton("Search for details!");JButton borrowBook = new JButton("Borrow a book");JButton returnBook = new JButton("Return a book");Font font1 = new Font("00", Font.BOLD, 20);Object[] s = { "Number", "Name", "Author", "Press", "Press Time","Abstract", "Storage", "Remain" };Object[][] ob = new Object[40][8];JTable table = new JTable(ob, s);JScrollPane scrollPane = new JScrollPane(table);public BookRetrieval() {BookInfo book = new BookInfo();ob = op.allBook(book);for (int i = 0; i < 5; i++) {DefaultTableModel books= new DefaultTableModel(ob, s);for (int n = 0; n < 20; n++) {for (int m = 0; m < 8; m++) {ob[n][m] = this.ob[n][m];}table.setModel(books);table.invalidate();}}c.add(p4, BorderLayout.NORTH);c.add(p1, BorderLayout.CENTER);c.add(p5, BorderLayout.SOUTH);search.setFont(font1);p4.setLayout(new GridLayout(2, 4, 20, 10));p4.add(back);p4.add(addBook);p4.add(editBook);p4.add(deleteBook);p4.add(borrowBook);p4.add(returnBook);p1.setLayout(null);scrollPane.setBounds(0, 0, 800, 300);p1.add(scrollPane);p5.setLayout(new GridLayout(5, 1, 0, 0));p5.add(bookNumber);p5.add(number);p5.add(bookName);p5.add(name);p5.add(search);table.setPreferredScrollableViewportSize(new Dimension(400, 300));addBook.addActionListener(this);search.addActionListener(this);back.addActionListener(this);deleteBook.addActionListener(this);editBook.addActionListener(this);borrowBook.addActionListener(this);returnBook.addActionListener(this);}public void actionPerformed(ActionEvent e) { if (e.getSource() == search) {ArrayList<String> strArray = newArrayList<String>();strArray = op.addBookJudgement();String s1 = number.getText();String s2 = name.getText();int n = 0;int replicate = 0;while (n < Integer.parseInt(strArray.get(0))) {n++;if (s1.equals(strArray.get(n))) {replicate++;}}ArrayList<String> strArray1 = newArrayList<String>();strArray1 = op.addBookJudgement1();int n1 = 0;int replicate1 = 0;while (n1 < Integer.parseInt(strArray1.get(0))) { n1++;if (s2.equals(strArray1.get(n1))) {replicate1++;}}if (replicate == 0 && replicate1 == 0) {JOptionPane.showMessageDialog(null,"Please input a correct book number or name!","Warning",RMATION_MESSAGE);} else if (replicate != 0 || replicate1 != 0) {if (replicate == 0 && replicate1 != 0) {BookInfo book = new BookInfo(s1, s2);String s = op.searchBookByName(book);BookDetails f = new BookDetails(s);//f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Book Details");f.setLocation(300, 200);f.setSize(480, 470);f.setVisible(true);} else if (replicate != 0) {BookDetails f = new BookDetails(s1);//f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Book Details");f.setLocation(300, 200);f.setSize(480, 470);f.setVisible(true);}}}if (e.getSource() == back) {this.dispose();MyFrame f = new MyFrame();//f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Library Management System");f.setLocation(300, 200);f.setSize(580, 300);f.setVisible(true);}if (e.getSource() == addBook) {AddBook f = new AddBook();//f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Add a book");f.setLocation(300, 200);f.setSize(300, 400);f.setVisible(true);}if (e.getSource() == deleteBook) {DeleteBook f = new DeleteBook();//f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Delete a book");f.setLocation(300, 200);精选文库f.setSize(300, 200);f.setVisible(true);}if (e.getSource() == borrowBook) {BorrowBook f = new BorrowBook();//f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Borrow a book");f.setLocation(300, 200);f.setSize(300, 200);f.setVisible(true);}if (e.getSource() == returnBook) {ReturnBook f = new ReturnBook();//f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Return a book");f.setLocation(300, 200);f.setSize(300, 200);f.setVisible(true);}if (e.getSource() == editBook) {SelectEdit f = new SelectEdit();//f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Edit a book");f.setLocation(300, 200);f.setSize(300, 200);f.setVisible(true);}}}BorrowBook.javaimport java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.*;import java.util.ArrayList;import javax.swing.*;public class BorrowBook extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JLabel bookNumber = new JLabel("Book Number:");JTextField numberField = new JTextField();JLabel readerNumber = new JLabel("Reader Number:");JTextField readerNumberField = new JTextField();JButton cancel = new JButton("Cancel");JButton borrow = new JButton("Borrow!!");public BorrowBook() {c.add(p1, BorderLayout.NORTH);p1.setLayout(new GridLayout(3, 2, 20, 10));p1.add(bookNumber);p1.add(numberField);p1.add(readerNumber);p1.add(readerNumberField);p1.add(cancel);p1.add(borrow);cancel.addActionListener(this);borrow.addActionListener(this);}public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stubif (e.getSource() == cancel) {this.dispose();}if (e.getSource() == borrow) {String bookNumber = numberField.getText();ArrayList<String> strArray = newArrayList<String>();strArray = op.addBookJudgement();int n = 0;int replicate = 0;while (n < Integer.parseInt(strArray.get(0))) {n++;if (bookNumber.equals(strArray.get(n))) {replicate++;}}String readerNumber = readerNumberField.getText();ArrayList<String> strArray1 = newArrayList<String>();strArray1 = op.addReaderJudgement();int n1 = 0;int replicate1 = 0;while (n1 < Integer.parseInt(strArray1.get(0))) { n1++;if (readerNumber.equals(strArray1.get(n1))) {replicate1++;}}if (replicate == 0 || replicate1 == 0) {JOptionPane.showMessageDialog(null,"Please input a correct book number and a reader number!","Warning",RMATION_MESSAGE);} else {BookInfo book = new BookInfo(bookNumber);ArrayList<String> s = new ArrayList<String>();s = op.outputBook(book);if (Integer.parseInt(s.get(7)) > 0) {int s1 =op.reBorrowCheck(numberField.getText(),readerNumberField.getText());if (s1 == 1) {JOptionPane.showMessageDialog(null,"You have borrowed this book, can not reborrow it!","Unsuccessful", RMATION_MESSAGE);} else {long currentTime =System.currentTimeMillis();if(op.deadLineCheck(readerNumberField.getText(),currentTime) != 0) {JOptionPane.showMessageDialog(null,"You have exceeded the deadline, please return these books first!","Unsuccessful", RMATION_MESSAGE);} else {BookInfo book1= new BookInfo(s.get(0), s.get(1),s.get(2), s.get(3), s.get(4), s.get(5),Integer.parseInt(s.get(6)),Integer.parseInt(s.get(7)) - 1);op.inputBook(book1);String borrowTime =Long.toString(System.currentTimeMillis());String deadline =Long.toString(System.currentTimeMillis() + 2592000000l);System.out.println(borrowTime);System.out.println(deadline);op.insertBorrow(numberField.getText(),readerNumberField.getText(), borrowTime,deadline);JOptionPane.showMessageDialog(null,"Borrowed this book successfully, you have 30 days to enjoy this book!","Successful", RMATION_MESSAGE);}}} else {JOptionPane.showMessageDialog(null,"This book has been borrowed!", "Unsuccessful",RMATION_MESSAGE);}}this.dispose();}}}BorrowList.Javaimport java.awt.BorderLayout;import java.awt.Container;import java.awt.Dimension;import java.awt.Font;import java.awt.GridLayout;import java.awt.event.*;import java.util.ArrayList;import javax.swing.*;import javax.swing.table.DefaultTableModel;public class BorrowList extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JPanel p2 = new JPanel();JButton back=new JButton("Back");Object[] s= { "Book number", "Reader number", "Borrow time", "Deadline","OverTime"};Object[][] ob = new Object[100][5];JTable table = new JTable(ob, s);JScrollPane scrollPane = new JScrollPane(table);public BorrowList() {// TODO Auto-generated constructor stubObject[][] ob1 = op.borrowList();for (int i = 0; i < 5; i++) {DefaultTableModel list = new DefaultTableModel(ob, s);for (int n = 0; n < 100; n++) {for (int m = 0; m < 5; m++) {ob[n][m] = ob1[n][m];}table.setModel(list);table.invalidate();}}c.add(p1, BorderLayout.CENTER);c.add(p2,BorderLayout.SOUTH);scrollPane.setBounds(0, 0, 800, 300);p1.add(scrollPane);p2.add(back);table.setPreferredScrollableViewportSize(new Dimension(400, 400));back.addActionListener(this);}public void actionPerformed(ActionEvent e) {if (e.getSource() == back) {this.dispose();MyFrame f = new MyFrame();f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setTitle("Library Management System");f.setLocation(300, 200);f.setSize(580, 300);f.setVisible(true);}// TODO Auto-generated method stub}}Date.javaimport java.text.DateFormat;import java.text.SimpleDateFormat;public class Date {public Date(){}static String borrowTimeInterface(long time) {SimpleDateFormat df = (SimpleDateFormat) DateFormat.getInstance();df.applyPattern("yyyy-MM-dd");String s = df.format(time);return s;}}精选文库DeleteBook.javaimport java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.*;import javax.swing.*;public class DeleteBook extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JLabel bookNumber = new JLabel("Book Number:");JTextField numberField = new JTextField();JButton cancel = new JButton("Cancel");JButton delete = new JButton("Delete!!");public DeleteBook() {c.add(p1, BorderLayout.NORTH);p1.setLayout(new GridLayout(2, 2, 20, 10));p1.add(bookNumber);p1.add(numberField);p1.add(cancel);p1.add(delete);cancel.addActionListener(this);delete.addActionListener(this);}public void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubif (e.getSource() == cancel) {this.dispose();}if (e.getSource() == delete) {BookInfo book = newBookInfo(numberField.getText());this.dispose();if(op.deleteBookCheck(numberField.getText()) != 0) {JOptionPane.showMessageDialog(null,"Delete the book unsuccessfully. The book bas been borrowed!","Warning",RMATION_MESSAGE);} else {if (op.deleteBook(book) == 1) {JOptionPane.showMessageDialog(null,"Delete the book successfully！", "Information",RMATION_MESSAGE);} else {JOptionPane.showMessageDialog(null,"Delete the book unsuccessfully. The book does not exist!","Warning",RMATION_MESSAGE);}}}}}DeleteReader.javaimport java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.*;import javax.swing.*;public class DeleteReader extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JLabel readerNumber = new JLabel("Reader Number:");JTextField numberField = new JTextField();JButton cancel = new JButton("Cancel");JButton delete = new JButton("Delete!!");public DeleteReader() {c.add(p1, BorderLayout.NORTH);p1.setLayout(new GridLayout(2, 2, 20, 10));p1.add(readerNumber);p1.add(numberField);p1.add(cancel);p1.add(delete);cancel.addActionListener(this);delete.addActionListener(this);}public void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubif (e.getSource() == cancel) {this.dispose();}if (e.getSource() == delete) {ReaderInfo reader = newReaderInfo(numberField.getText());this.dispose();if (op.deleteReaderCheck(numberField.getText()) != 0) {JOptionPane.showMessageDialog(null,"Delete the reader unsuccessfully.Please return books first!","Warning",RMATION_MESSAGE);} else {if (op.deleteReader(reader) == 1) {JOptionPane.showMessageDialog(null,"Delete the reader successfully！", "Information",RMATION_MESSAGE);} else {JOptionPane.showMessageDialog(null,"Delete the reader unsuccessfully. The reader does not exist!","Warning",RMATION_MESSAGE);}}}}}EditBook.javaimport java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.*;import java.util.ArrayList;import javax.swing.*;public class EditBook extends JFrame implements ActionListener {SQLOperation op = new SQLOperation();Container c = getContentPane();JPanel p1 = new JPanel();JLabel bookNumber = new JLabel("Book Number:");JLabel bookName = new JLabel("Book Name:");JLabel author = new JLabel("Book Author:");JLabel press = new JLabel("Press:");JLabel pressTime = new JLabel("Press time:");JLabel bookAbstract = new JLabel("Abstract:");JLabel storage = new JLabel("Storage:");JLabel remain = new JLabel("Remain:");JLabel remain1 = new JLabel("Update with storage"); JLabel numberField = new JLabel();JTextField nameField = new JTextField();JTextField authorField = new JTextField();JTextField pressField = new JTextField();JTextField pressTimeField = new JTextField();JTextField abstractField = new JTextField();JTextField storageField = new JTextField();JTextField temp1 = new JTextField();JTextField temp2 = new JTextField();JButton cancel = new JButton("Cancel");JButton save = new JButton("Save!!");public EditBook(String number) {BookInfo book = new BookInfo(number);ArrayList<String> strArray = new ArrayList<String>();strArray = op.outputBook(book);numberField.setText(number);nameField.setText(strArray.get(1));authorField.setText(strArray.get(2));pressField.setText(strArray.get(3));pressTimeField.setText(strArray.get(4));abstractField.setText(strArray.get(5));storageField.setText(strArray.get(6));temp1.setText(strArray.get(6));temp2.setText(strArray.get(7));c.add(p1, BorderLayout.NORTH);。
图书借阅管理系统java代码
以我给的标题写原创文档，最低1200字，要求以Markdown文本格式输出，不要带图片和AI、人工智能、Markdown、GPT等关键词，标题为：图书借阅管理系统java代码# 图书借阅管理系统Java代码## 一、介绍图书借阅管理系统是一个帮助图书馆管理图书借阅情况的系统。
本系统基于Java开发，采用面向对象的编程方式，实现了对图书信息、借阅记录等数据的管理与处理。
用户可以通过该系统查询图书信息、借阅图书、归还图书，并实现了管理员对系统的管理功能。
## 二、功能模块### 1. 图书管理模块- 实现对图书信息的添加、删除、修改和查询功能。
- 对图书的分类管理，方便用户按照分类查找图书信息。
### 2. 用户管理模块- 用户注册与登录功能，保证用户数据的安全。
- 用户查询借阅情况、借阅历史等个人信息。
### 3. 借阅管理模块- 实现图书的借阅功能，包括借书日期、归还日期等信息的记录。
- 用户借阅超时提醒，确保图书及时归还。
### 4. 管理员模块- 管理员登录后可以对图书信息、用户信息进行管理。
- 实现图书归还、逾期处理等功能。
## 三、系统架构本系统采用MVC（Model-View-Controller）架构，实现了模型层、视图层、控制层之间的分离，提高了系统的灵活性和可维护性。
具体架构如下：1. Model层：负责处理数据的逻辑操作，包括对图书信息、用户信息、借阅记录等数据的管理。
2. View层：负责系统的界面展示，包括用户界面和管理员界面。
3. Controller层：负责处理用户请求，调用Model层的方法，并将结果返回给View层进行展示。
## 四、代码示例以下是借阅图书的Java代码示例：```javapublic class BorrowBook {private Book book;private User user;private Date borrowDate;private Date returnDate;// Constructorpublic BorrowBook(Book book, User user, Date borrowDate, Date returnDate) {this.book = book;er = user;this.borrowDate = borrowDate;this.returnDate = returnDate;}// Getters and setters}```以上代码实现了一个借阅图书的类`BorrowBook`，包含了借阅的图书信息、用户信息，借阅时间和归还时间。
Java_项目开发实例_图书信息管理系统开发文档及源码
图书信息管理系统一、系统功能概述：根据图书信息管理系统的特点，可以将本系统分为2大功能模块，分别为：基础数据维护、系统数据维护。
本系统各个部分及其包括的具体功能模块如下图所示：二、数据库设计：图书信息表：图书类别表：用户信息表：三、系统源代码：Com.zhang.dao:Dao.java //数据库的连接与操作类package com.zhang.dao;import java.sql.Connection;import java.sql.Date;import java.sql.DriverManager;import java.sql.ResultSet;import java.sql.SQLException;import java.util.ArrayList;import java.util.List;import com.zhang.model.BookInfo;import com.zhang.model.BookType;import com.zhang.model.Operator;import com.zhang.model.Reader;import er;public class Dao {protected static String dbClassName ="com.microsoft.sqlserver.jdbc.SQLServerDriver";protected static String dbUrl = "jdbc:sqlserver://localhost:1433;"+ "DatabaseName=db_lib;SelectMethod=Cursor";protected static String dbUser = "sa";protected static String dbPwd = "zhangyong";protected static String second = null;private static Connection conn = null;//创建数据库连接private Dao() {try {if (conn == null) {Class.forName(dbClassName).newInstance();conn= DriverManager.getConnection(dbUrl, dbUser, dbPwd);System.out.println("数据库连接成功！");}elsereturn;} catch (Exception ee) {ee.printStackTrace();}}//执行查询private static ResultSet executeQuery(String sql) {try {if(conn==null)new Dao();returnconn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR _UPDATABLE).executeQuery(sql);} catch (SQLException e) {e.printStackTrace();return null;} finally {}}//执行更新private static int executeUpdate(String sql) {try {if(conn==null)new Dao();return conn.createStatement().executeUpdate(sql);} catch (SQLException e) {System.out.println(e.getMessage());//if(e.getMessage().equals("[Microsoft][SQLServer 2000 Driver for JDBC][SQLServer]DELETE 语句与 COLUMN REFERENCE 约束'FK_TB_BORRO_REFERENCE_TB_BOOKI' 冲突。
图书管理系统代码
图书管理系统代码//***********************//图书馆管理系统//***********************#include<stdio.h>#include<string.h>#include<malloc.h>#define null 0#define max 65536static int n;//*********************// 图书结构体//*********************typedef struct{char num[10]; //书号char name[9]; //书名char addr[31]; //作者int Nowcounter; //现存量int Allcounter; //总库存量}datatype;datatype *x[max]; //定义两个指针数组datatype *p;//*****************************//图书功能函数列表//*****************************void redo(); //主递归函数void creatlist(datatype *x[]); //图书建立函数int menu_select(); //功能菜单函数void find(datatype *x[],int n); //查找函数void delnode(datatype *x[]); //插入函数void printlist(datatype *x[]); //显示函数void jieyue(datatype *x[],int n); //借阅函数void guihuan(datatype *x[],int n); //归还函数//*****************************//主递归函数程序//*****************************void redo(){int i=0,j,n1,k=0,flage;for( ; ;){switch( menu_select()){case 1: //选项1的实现printf("***********************\n");printf("* 图书的建立*\n");printf("***********************\n");creatlist(x);break;case 2: //选项2的实现printf("***********************\n");printf("* 新图书信息的添加*\n");printf("***********************\n");printf(" 插入的个数:");scanf("%d",&n1); //输入插入新图书的个数for(i=0;i<n1;i++){flage=0;p=(datatype *)malloc(sizeof(datatype)); //分配一个节点空间printf(" 书名: ");scanf("%s",p->name); //输入插入书的书名if(flage==0){for(j=0;j<n;j++){if(strcmp(x[j]->name,p->name) == 0 )//调用比较函数查看书名是否已知{x[j]->Allcounter++;x[j]->Nowcounter++;flage=1;}}if(flage==0){n++;printf(" 第%d 个图书数据:\n",n); //插入新的图书p=(datatype *)malloc(sizeof(datatype));x[n-1]=p;printf(" 书名:");scanf("%s",x[n-1]->name); //输入书名printf(" 编号:");scanf(" %s",x[n-1]->num); //输入书号printf(" 作者:");scanf(" %s",x[n-1]->addr); // 输入作者名printf(" 总库存量：");scanf("%d",&x[n-1]->Allcounter); //输入总库存量x[n-1]->Nowcounter=x[n-1]->Allcounter;}}}break;case 3:printf("***********************\n");printf("* 图书信息的查询*\n");printf("***********************\n");find(x,n);break;case 4:printf("************************\n");printf("* 图书信息的删除*\n");printf("************************\n");delnode(x);break;case 5:printf("************************\n");printf("* 图书信息的显示*\n");printf("************************\n");printlist(x);break;case 6:printf("************************\n");printf(" 图书的借阅\n");printf("************************\n");jieyue(x,n);break;case 7:printf("************************\n");printf(" 图书的归还\n");printf("************************\n");guihuan(x,n);break;case 0:printf("\t 谢谢使用，再见! \n");return;}}//*************************//主函数程序//*************************void main (){redo(); //调用主递归函数}//*************************//功能菜单函数//*************************int menu_select(){int i;printf(" 欢迎进入图书管理系统！\n");printf("===========================\n");printf(" 1. 图书信息的采集\n");printf(" 2. 新图书的插入\n");printf(" 3. 图书信息的查询\n");printf(" 4. 图书的删除\n");printf(" 5. 图书的显示\n");printf(" 6. 图书的借阅\n");printf(" 7. 图书的归还\n");printf(" 0. 退出管理系统\n");printf("===========================\n");printf(" 请选择0-7: ");scanf("%d",&i);while(i<0||i>7){printf("\n\t输入出错，重选0-7: ");scanf("%d",&i);}return i;}//********************************// 建立链表图书建造函数//********************************void creatlist(datatype *x[]){int i;printf(" 请输入要建立图书的个数:");scanf("%d",&n);for(i=0;i<n;i++)printf(" 第%d 个图书数据:\n",i+1);p=(datatype *)malloc(sizeof(datatype)); //分配一个节点空间x[i]=p;printf(" 书名:"); //输入图书各项内容scanf("%s",x[i]->name);printf(" 编号:");scanf(" %s",x[i]->num);printf(" 作者:");scanf(" %s",x[i]->addr);printf(" 总库存量：");scanf("%d",&x[i]->Allcounter);x[i]->Nowcounter=x[i]->Allcounter;}}//**********************************// 查找函数程序//*********************************void find(datatype *x[],int n){char num[10];char name[9];int t,i;printf("=================\n"); //输出查找方式printf(" 1.按编号查询\n");printf(" 2.按书名查询\n");printf("=================\n");printf(" 请选择: ");scanf("%d",&t); //输入选择信息if(t==1){printf(" 请输入要查找者的编号: ");scanf("%s",num); //输入书号for(i=0;i<n;i++){if(strcmp(x[i]->num,num)==0) //调用strcmp函数{printf(" 编号书名作者现库存量总库存量\n");//输出要查询书的信息printf(" %-10s%-10s%-10s%-10d%-10d\n",x[i]->num,x[i]->name,x[i]->addr,x[i]->Nowcounter,x[i]->Allcounter);elsecontinue;}}else{printf(" 请输入要查询的书名: ");scanf("%s",name); // 输入书名for(i=0;i<n;i++){if(strcmp(x[i]->name,name)==0){printf("编号书名作者现库存量总库存量\n"); //输出要查询书的信息printf(" %-10s%-10s%-10s%-10d%-10d\n",x[i]->num,x[i]->name,x[i]->addr,x[i ]->Nowcounter,x[i]->Allcounter);}elsecontinue;}}}//******************************//删除函数程序//******************************void delnode(datatype *x[]){char num1[10],name1[10]; //定义两个字符数组int i,j,m=1,p;printf(" 1.按编号删除\n"); //输出选择方式printf(" 2.按书名删除\n");printf(" 3.返回\n");printf(" 请选择：\n");scanf("%d",&p); //输入选择信息if(p>3||p<1){printf(" 您的输入有误，请重新输入！\n");scanf("%d",&p); //重新输入选择信息}switch(p) //实现删除程序{case 1:printf(" 输入要删除书的编号：\n");scanf(" %s",num1);for(i=0;i<n;i++){if(strcmp(x[i]->num,num1)==0) //调用strcmp函数{m=0;n--;for(j=i;j<n;j++)x[j]=x[j+1]; //将该书信息删除printf(" 该书已删除!\n");}}if(m==1)printf(" 没有这样的的图书\n");break;case 2:printf(" 输入要删除书的名字：\n");scanf("%s",&name1);for(i=0;i<n;i++){if(strcmp(x[i]->name,name1)==0) //调用strcmp函数{m=0;n--;for(j=i;j<n;j++) //将该书信息删除x[j]=x[j+1];printf(" 该书已删除!\n");}}if(m==1)printf(" 没有这样的的图书\n");break;case 3:break;}}//////////////////////////////借阅函数程序/////////////////////////void jieyue(datatype *x[],int n){int i,m=1,p;char name1[10],num1[10]; //定义两个字符数组printf(" 1.按名字借阅\n"); //输出选择方式printf(" 2.按编号借阅\n");printf(" 3.返回\n");printf(" 请选择\n");scanf("%d",&p); //输入选择信息if(p>3||p<1){printf(" 您的输入有误！\n");scanf("%d",&p); //重新输入选择信息}switch(p) //实现查询程序{case 1:printf(" 请输入你要的书的名字！\n");scanf("%s",&name1); // 输入书名for(i=0;i<n;i++){if(strcmp(x[i]->name,name1)==0) //调用strcmp函数{m=0;if(x[i]->Nowcounter!=0)x[i]->Nowcounter--;printf(" 借书成功！\n");if(x[i]->Nowcounter==0)printf(" 这本书已经没有了\n");}}if(m==1)printf(" 您要的书不存在！\n");break;case 2:printf(" 请输入你要的书的编号！\n");scanf("%s",&num1); // 输入书号for(i=0;i<n;i++){if(strcmp(x[i]->num,num1)==0) //调用strcmp函数{m=0;if(x[i]->Nowcounter!=0)x[i]->Nowcounter--; //现存书数量减1printf(" 借书成功！\n");if(x[i]->Nowcounter==0)printf(" 这本书已经没有了\n");}}if(m==1)printf(" 您要的书不存在！\n");break;case 3:break;}}////////////////////////////归还程序//////////////////////void guihuan(datatype *x[],int n){int i,q,m=1;char name1[10],num1[10]; //定义两个字符数组printf(" 1.按书名归还\n"); //输出可选择方式printf(" 2.按书号归还\n");printf(" 3.返回\n");printf(" 请选择\n");scanf("%d",&q); //输入选择信息if(q>3||q<1){printf(" 您的输入有误！\n");scanf("%d",&q); //重新输入选择信息}switch(q) //实现归还程序{case 1:printf(" 输入归还书的书名: ");scanf("%s",&name1); // 输入书名for(i=0;i<n;i++){if(strcmp(x[i]->name,name1)==0){m=0;x[i]->Nowcounter++;printf("此书归还成功！\n");printf("此书的存储情况\n");printf("编号书名作者现存量总存量\n"); printf("===============================================\n");printf(" %-10s%-10s%-10s%-10d%-10d\n",x[i]->num,x[i]->name,x[i]->addr,x[i]->Nowcounter,x[i]->Allcounter);printf("===============================================\n");}if(strcmp(x[i]->name,name1)==0)continue;}if(m==1)printf("此书不是图书馆的！\n");break;case 2:printf("输入归还书的书号\n");scanf("%s",&num1); // 输入书号for(i=0;i<n;i++){if(strcmp(x[i]->num,num1)==0){m=0;x[i]->Nowcounter++; //显存书增加1printf("此书归还成功！\n");printf("此书的存储情况\n");printf("编号书名作者现存量总存量\n"); printf("==============================================\n");printf(" %-10s%-10s%-10s%-10d%-10d\n",x[i]->num,x[i]->name,x[i]->addr,x[i]->Nowcounter,x[i]->Allcounter);printf("==============================================\n");}if(strcmp(x[i]->num,num1)==0) //调用strcmp 函数continue;}if(m==1)printf("此书不是图书馆的！\n");break;case 3:break;}}//**************************************// 输出程序//**************************************void printlist(datatype *x[]){int i;printf("编号书名作者现存量总存量\n");//输出图书各项信息for(i=0;i<n;i++){printf(" %-10s%-10s%-10s%-10d%-10d\n",x[i]->num,x[i]->name,x[i]->addr,x[i ]->Nowcounter,x[i]->Allcounter);}printf("===============================================\n");}。
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else vipgroup.get(i).score-=a*b; b1=false; } if(b1==true)System.out.println("查无此会员，不能兑 换！"); } public static void shop(String s1,int a,int b){ boolean b1=true; for( int i=0;i<vipgroup.size();i++)if(s1.equals(vipgroup.get(i). {vipgroup.get(i).score+=a*b; b1=false; } if(b1==true)System.out.println("查无此会员,不能购 买!"); } public static boolean start(){ menu m=new menu(); m.vip(); int x; Scanner me= new Scanner(System.in); x=me.nextInt(); switch(x){ case 1:show();break; case 2:delete(); break; case 3:addd();break; case 4:correct();break; case 5:select();break; case 6:return false; } return true; } }
格，积分："); String S1,S2; int A,B; Scanner s=new Scanner(System.in); S1=s.next(); S2=s.next(); A=s.nextInt(); B=s.nextInt(); book b1=new book(S1,S2,A,B); bookgroup.add(b1); } static void delete(){ System.out.println("请输入要删除的书籍编号："); String s11; Scanner me=new Scanner(System.in); s11=me.next(); boolean b1=true; for(int i=0;i<bookgroup.size();i++) if(s11.equals(bookgroup.get(i).number)) {bookgroup.remove(i); b1=false; } if(b1)System.out.println("查无此书！"); } public static int price(String s1 ){ int a=0; int i; for( i=0;i<bookgroup.size();i++)if(s1.equals(bookgroup.get(i).numb return a; } public static String name(String s1){ String a = "无此书"; for(int i=0;i<bookgroup.size();i++)if(s1.equals(bookgroup.get(i).numb return a; }
户名或密码输入错误一次，还有两次机会!"); if(i==1&&b1==false)System.out.println("用 户名或密码输入错误两次，还有一次机会!"); if(i==2&&b1==false){System.out.println("三 次输入错误，退出系统!");System.exit(0);} if(b1==true) { System.out.println("登录成 功！"); break; } } } if(m==2)System.exit(0); } package manger; import java.util.ArrayList; import java.util.Scanner; import manger.vip; import System.menu; public class vipmanger { static ArrayList<vip> vipgroup=new ArrayList<vip> (); public vipmanger(){ vipgroup.add(new vip("001","王芳",100)); vipgroup.add(new vip("002","李娜",60)); vipgroup.add(new vip("003","杨丽",50)); vipgroup.add(new vip("004","孙洁",150)); vipgroup.add(new vip("005","肖青",300)); } static void addd(){ System.out.println("请一次输入编号，姓名，积 分"); String S1,S2; int A;
Scanner s=new Scanner(System.in); S1=s.next(); S2=s.next(); A=s.nextInt(); vip v1=new vip (S1,S2,A); vipgroup.add(v1); } static void delete(){ System.out.println("请输入要求删除的会员编 号："); String s; Scanner me=new Scanner (System.in); s=me.next(); boolean b1=true; for(int i=0;i<vipgroup.oup.get(i).ID)) {vipgroup.remove(i); b1=false; } if(b1)System.out.println("查无此会员！"); } static void correct(){ System.out.println("请输入要修改信息的会员编 号："); String sss; Scanner s=new Scanner(System.in); sss=s.next(); boolean b1=true; for(int i=0;i<vipgroup.size();i++) if(sss.equals(vipgroup.get(i).ID)){ b1=false; System.out.println("请输入新的姓名和积 分："); String ss1; Scanner s7=new Scanner(System.in); ss1=s7.next();
vipgroup.get(i).name=ss1; int b; Scanner s8=new Scanner(System.in); b=s8.nextInt(); vipgroup.get(i).score=b; } if(b1==true)System.out.println("查无此会 员！"); } static void select(){ System.out.println("请输入要查询的会员编号："); String s; Scanner me=new Scanner(System.in); s=me.next(); boolean b1=true ; for(int i=0;i<vipgroup.size();i++) if (s.equals(vipgroup.get(i).ID)) {System.out.println(vipgroup.get(i).ID+" "+vipgroup.get(i).name+" "+vipgroup.get(i).score); b1=false ; } if(b1==true)System.out.println("查无此会员！"); } static void show(){ for(int i=0;i<vipgroup.size();i++) System.out.println(vipgroup.get(i).ID+" "+vipgroup.get(i).name+" "+vipgroup.get(i).score); } public static void exchange(String s1,int a,int b){ boolean b1=true; for(int i=0;i<vipgroup.size();i++) if(s1.equals(vipgroup.get(i).ID)) {if(vipgroup.get(i).score<(a*b))System.out.println("积 分不足，不能兑换！");
Java 源代码 public class loaduser { public String user; public String password; boolean b1; loaduser(String s1,String s2){ user=s1; password=s2; } void load(){ System.out.println(" 统"); System.out.println("**************************************" System.out.println(" 1、登录系统"); System.out.println(" 2、退出系统"); System.out.println("**************************************" System.out.println("请选择："); int m; Scanner s=new Scanner(System.in); m=s.nextInt(); if(m==1){ for(int i=0;i<3;i++) { System.out.println("请输入账户名和密 码"); String s3,s4; Scanner ss=new Scanner(System.in); s3=s.next(); s4=s.next(); if(user.equals(s3)&&password.equals(s4)) b1=true ; else b1=false; if(i==0&&b1==false)System.out.println("用 书店管理销售系