Java项目开发实例图书信息管理系统开发及源码

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基于java的图书管理系统源代码

声明：本系统是基于C/S的图书管理系统，主要使用的是Oracle数据库，下面附所有实现代码package library;public class book_add extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2;JLabel book_id_label,book_name_label,author_label,press_label,press_date_label,price_label,book_num_label,borrowed_num_label,address;JTextField book_id_TextField,book_name_TextField,author_TextField,press_TextField,press_date_TextField,price_TextField,book_num_TextField,borrowed_count;JComboBox addresst;Container c;JButton clear,add,exit;public book_add(){super("添加图书信息");c=getContentPane();c.setLayout(new BorderLayout());book_id_label=new JLabel("编号",JLabel.CENTER);book_name_label=new JLabel("名称",JLabel.CENTER);author_label=new JLabel("作者",JLabel.CENTER);press_label=new JLabel("出版社",JLabel.CENTER);press_date_label=new JLabel("出版日期",JLabel.CENTER);price_label=new JLabel("价格",JLabel.CENTER);book_num_label=new JLabel("库存数",JLabel.CENTER);borrowed_num_label=new JLabel("已借阅数",JLabel.CENTER);address=new JLabel("藏书地址",JLabel.CENTER);book_id_TextField=new JTextField(15);book_name_TextField=new JTextField(15);author_TextField=new JTextField(15);press_TextField=new JTextField(15);press_date_TextField=new JTextField(15);price_TextField=new JTextField(15);book_num_TextField=new JTextField(15);borrowed_count=new JTextField(15);borrowed_count.setText("0");addresst=new JComboBox();addresst.addItem("扬子津图书馆");addresst.addItem("荷花池图书馆");addresst.addItem("瘦西湖图书馆");addresst.addItem("淮海路图书馆");panel1=new JPanel();panel1.setLayout(new GridLayout(9,2));panel1.add(book_id_label);panel1.add(book_id_TextField);panel1.add(book_name_label);panel1.add(book_name_TextField);panel1.add(press_label);panel1.add(press_TextField);panel1.add(author_label);panel1.add(author_TextField);panel1.add(press_date_label);panel1.add(press_date_TextField);panel1.add(price_label);panel1.add(price_TextField);panel1.add(book_num_label);panel1.add(book_num_TextField);panel1.add(borrowed_num_label);panel1.add(borrowed_count);panel1.add(address);panel1.add(addresst);panel2=new JPanel();panel2.setLayout(new GridLayout(1,3));clear=new JButton("清空");clear.addActionListener(this);add=new JButton("添加");add.addActionListener(this);exit=new JButton("退出");exit.addActionListener(this);panel2.add(clear);panel2.add(add);panel2.add(exit);c.add(panel1,BorderLayout.CENTER);c.add(panel2,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e) {if(e.getSource()==exit){this.dispose();}else if(e.getSource()==clear){book_id_TextField.setText("");book_name_TextField.setText("");author_TextField.setText("");press_TextField.setText("");press_date_TextField.setText("");price_TextField.setText("");book_num_TextField.setText("");}else if(e.getSource()==add){if(book_id_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "书号不能为空");}else if(book_name_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "书名不能为空");}else if(author_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "作者不能为空");}else if(press_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "出版社不能为空");}else if(press_date_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "出版日期不能为空");}else if(price_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "价格不能为空");}else if(book_num_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "库存不能为空");}else if(borrowed_count.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "借阅数不能为空");}else {try{String strSQL="insert into book(book_id,book_name,press,author,press_date,price,book_count,borrowed_count,store_addres s) values('"+book_id_TextField.getText().trim()+"','"+book_name_TextField.getText().trim()+"','"+press_TextField.getText().trim()+"','"+author_TextField.getText().trim()+"','"+press_date_TextField.getText().trim()+"','"+price_TextField.getText().trim()+"','"+book_num_TextField.getText().trim()+"','"+borrowed_count.getText().trim()+"','"+addresst.getSelectedItem()+"')";if(db.updateSql(strSQL)){this.dispose();JOptionPane.showMessageDialog(null,"添加图书成功");}else{JOptionPane.showMessageDialog(null,"添加图书失败");this.dispose();}db.closeConnection();}catch(Exception ex){}}}}}package library;import javax.swing.*;import java.awt.*;public class book_delete extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JLabel TipLabel=new JLabel("请选择要删除的书名",JLabel.CENTER);JComboBox bb=new JComboBox();JButton yes,exit;JPanel panel1=new JPanel();public book_delete(){super("删除图书信息");c=getContentPane();c.setLayout(new BorderLayout());try{String strSQL="select book_name from book where book_count>borrowed_count";rs=db.getResult(strSQL);while(rs.next()){bb.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}c.add(TipLabel,BorderLayout.NORTH);c.add(bb,BorderLayout.CENTER);yes=new JButton("确定");exit=new JButton("退出");yes.addActionListener(this);exit.addActionListener(this);panel1.add(yes);panel1.add(exit);c.add(panel1,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){this.dispose();}else if(e.getSource()==yes){try{String strSQL="select borrowed_count from book where book_name='"+bb.getSelectedItem()+"'";rs=db.getResult(strSQL);if(!rs.first()){JOptionPane.showMessageDialog(null,"书库里没有你要删除的书");}else{String strSql="delete from book where book_name='"+bb.getSelectedItem()+"'and borrowed_count=0";rs.first();int count=rs.getInt(1);if(!(count==0)){JOptionPane.showMessageDialog(null,"此书还有学生没有还，不可删除");}else if(db.updateSql(strSql)){JOptionPane.showMessageDialog(null,"删除成功");db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null,"删除失败");db.closeConnection();this.dispose();}}}catch(SQLException sqle){}catch(Exception ex){}}}}package library;public class book_modify extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2,panel3;JLabel TipLabel=new JLabel("输入书名点确定，将调出此书的相关信息");JLabel book_name_label,author_label,press_label,press_date_label,price_label;JTextField book_name_TextField,author_TextField,press_TextField,press_date_TextField,price_TextField;Container c;JButton clear,yes,update,exit;public book_modify(){super("修改图书信息");c=getContentPane();c.setLayout(new BorderLayout());panel3=new JPanel();panel3.add(TipLabel);c.add(panel3,BorderLayout.NORTH);book_name_label=new JLabel("名称",JLabel.CENTER);author_label=new JLabel("作者",JLabel.CENTER);press_label=new JLabel("出版社",JLabel.CENTER);press_date_label=new JLabel("出版日期",JLabel.CENTER);price_label=new JLabel("价格",JLabel.CENTER);book_name_TextField=new JTextField(15);author_TextField=new JTextField(15);press_TextField=new JTextField(15);press_date_TextField=new JTextField(15);price_TextField=new JTextField(15);panel1=new JPanel();panel1.setLayout(new GridLayout(6,2));panel1.add(book_name_label);panel1.add(book_name_TextField);panel1.add(author_label);panel1.add(author_TextField);panel1.add(press_label);panel1.add(press_TextField);panel1.add(press_date_label);panel1.add(press_date_TextField);panel1.add(price_label);panel1.add(price_TextField);panel2=new JPanel();panel2.setLayout(new GridLayout(1,4));clear=new JButton("清空");yes=new JButton("确定");update=new JButton("更新");exit=new JButton("退出");panel2.add(clear);panel2.add(yes);panel2.add(update);panel2.add(exit);clear.addActionListener(this);yes.addActionListener(this);update.addActionListener(this);exit.addActionListener(this);update.setEnabled(false);c.add(panel1,BorderLayout.CENTER);c.add(panel2,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){this.dispose();;}else if(e.getSource()==clear){book_name_TextField.setText("");author_TextField.setText("");press_TextField.setText("");press_date_TextField.setText("");price_TextField.setText("");}else if(e.getSource()==yes){try{String strSQL="select * from book where book_name='"+book_name_TextField.getText().trim()+"'";rs=db.getResult(strSQL);while(rs.next()){book_name_TextField.setText(rs.getString("book_name"));author_TextField.setText(rs.getString("author"));press_TextField.setText(rs.getString("press"));press_date_TextField.setText(rs.getString("press_date"));price_TextField.setText(rs.getString("price"));}update.setEnabled(true);}catch(NullPointerException upe){}catch(Exception es){}}else if(e.getSource()==update){try{String strSQL="update book set book_name='"+book_name_TextField.getText().trim()+"',press='"+press_TextField.getText().trim()+"',author='"+author_TextField.getText().trim()+"',press_date='"+press_date_TextField.getText().trim()+"',price='"+price_TextField.getText().trim()+"' where book_name='"+book_name_TextField.getText().trim()+"'";if(db.updateSql(strSQL)){this.dispose();JOptionPane.showMessageDialog(null,"更新图书成功");}else {JOptionPane.showMessageDialog(null,"更新图书失败");}db.closeConnection();}catch(Exception sqle){}}}}package library;public class bookborrow extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2;JLabel borrowname,bookname,borrowdate,returndate,is_return_label;JTextField borrowdateField,returndateField,is_return;JButton clear,yes,cancel;JComboBox borrownameBox=new JComboBox();JComboBox booknameBox=new JComboBox();public bookborrow(){super("书籍出借");c=getContentPane();c.setLayout(new BorderLayout());Calendar cal = Calendar.getInstance();int year,month,day;// year=cal.get(Calendar.YEAR);// month=cal.get(Calendar.MONTH)+3;//从0开始的// day=cal.get(Calendar.DAY_OF_MONTH);// String cdate = sdf.format(cal.getTime());// String da=Integer.toString(year)+"-0"+Integer.toString(month)+"-"+Integer.toString(day);borrowname=new JLabel("借阅者姓名",JLabel.CENTER);bookname=new JLabel("书名",JLabel.CENTER);borrowdate=new JLabel("借书日期",JLabel.CENTER);// returndate=new JLabel("应还日期",JLabel.CENTER);is_return_label=new JLabel("是否归还",JLabel.CENTER);borrowdateField=new JTextField(15);// borrowdateField.setText(cdate);// returndateField=new JTextField(15);// returndateField.setText(da);is_return=new JTextField(15);is_return.setText("否");try{String strSql="select student_name from reader ";rs=db.getResult(strSql);while(rs.next()){borrownameBox.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}try{String strSQL="select book_name from book where book_count>borrowed_count";rs=db.getResult(strSQL);while(rs.next()){booknameBox.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}panel1=new JPanel();panel1.setLayout(new GridLayout(5,2));panel1.add(borrowname);panel1.add(borrownameBox);panel1.add(bookname);panel1.add(booknameBox);panel1.add(borrowdate);panel1.add(borrowdateField);// panel1.add(returndate);// panel1.add(returndateField);panel1.add(is_return_label);panel1.add(is_return);c.add(panel1,BorderLayout.CENTER);panel2=new JPanel();panel2.setLayout(new GridLayout(1,3));clear=new JButton("清空");yes=new JButton("确定");cancel=new JButton("取消");clear.addActionListener(this);yes.addActionListener(this);cancel.addActionListener(this);panel2.add(clear);panel2.add(yes);panel2.add(cancel);c.add(panel2,BorderLayout.SOUTH);setVisible(true);setSize(300,300);}public void actionPerformed(ActionEvent e){if(e.getSource()==cancel){this.dispose();}else if(e.getSource()==clear){borrowdateField.setText("");// returndateField.setText("");is_return.setText("");}else if(e.getSource()==yes){if(borrownameBox.getSelectedItem().equals("")){JOptionPane.showMessageDialog(null, "对不起，没有读者借阅");}else if(booknameBox.getSelectedItem().equals("")){JOptionPane.showMessageDialog(null, "对不起，现在书库没有书");}else {try{//系统计算归还日期//获取输入的借阅日期，自动加两个月String startDate=borrowdateField.getText().trim();SimpleDateFormat format=new SimpleDateFormat("yyyy-MM-dd");Date dateStart=format.parse(startDate);Calendar cd=Calendar.getInstance();cd.setTime(dateStart);cd.add(Calendar.MONTH, 2);String returnDate=format.format(cd.getTime());String strSQL="insert into borrow(student_name,book_name,borrow_date,return_date,is_returned) values('"+borrownameBox.getSelectedItem()+"','"+booknameBox.getSelectedItem()+"','"+borrowdateField.getText().trim()+"','"+returnDate+"','"+is_return.getText().trim()+"')";if(db.updateSql(strSQL)){JOptionPane.showMessageDialog(null, "借阅完成");strSQL = "update reader set borrow_count=borrow_count+1 where student_name='"+borrownameBox.getSelectedItem()+"'";db.updateSql(strSQL);strSQL="update book set borrowed_count=borrowed_count+1 where book_name='"+booknameBox.getSelectedItem()+"'";db.updateSql(strSQL);db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null, "借阅失败");db.closeConnection();this.dispose();}}catch(Exception se){}}}}}package library;import javax.swing.*;import java.awt.*;public class bookborrowlist extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2;JLabel bookname,studentname;JTextField booknamet,studentnamet;JButton search,exit;JTable table=null;DefaultTableModel defaultModel=null;public bookborrowlist(){super("借阅列表");c=getContentPane();c.setLayout(new BorderLayout());bookname=new JLabel("书名",JLabel.CENTER);studentname=new JLabel("人名",JLabel.CENTER);booknamet=new JTextField(15);studentnamet=new JTextField(15);search=new JButton("查询");exit=new JButton("退出");search.addActionListener(this);exit.addActionListener(this);Box box1=Box.createHorizontalBox();box1.add(studentname);box1.add(studentnamet);box1.add(search);Box box2=Box.createHorizontalBox();box2.add(bookname);box2.add(booknamet);box2.add(exit);Box boxH=Box.createVerticalBox();boxH.add(box1);boxH.add(box2);boxH.add(Box.createVerticalGlue());panel1=new JPanel();panel1.add(boxH);panel2=new JPanel();String []name={"读者","书名","借阅时间","应还时间","是否归还"};String [][]data=new String[0][0];defaultModel=new DefaultTableModel(data,name);table=new JTable(defaultModel);table.setPreferredScrollableViewportSize(new Dimension(400,80));JScrollPane s=new JScrollPane(table);panel2.add(s);c.add(panel1,BorderLayout.NORTH);c.add(panel2,BorderLayout.SOUTH);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){db.closeConnection();this.dispose();}else if(e.getSource()==search){String strSQL="select student_name,book_name,borrow_date,return_date,is_returned from borrow";String strSql=null;if(studentnamet.getText().trim().equals("")&&booknamet.getText().trim().equals("")){strSql=strSQL;}else if(studentnamet.getText().trim().equals("")){strSql="select student_name,book_name,borrow_date,return_date,is_returned from borrow where book_name='"+booknamet.getText().trim()+"'";}else if(booknamet.getText().trim().equals("")){strSql="select student_name,book_name,borrow_date,return_date,is_returned from borrow where student_name='"+studentnamet.getText().trim()+"'";}else{strSql="select student_name,book_name,borrow_date,return_date,is_returned from borrow where student_name='"+studentnamet.getText().trim()+"'and book_name='"+booknamet.getText().trim()+"'";JOptionPane.showMessageDialog(null, "你借的书还还有7天超期");}try{int rowCount=defaultModel.getRowCount()-1;int j=rowCount;for(int i=0;i<=rowCount;i++){defaultModel.removeRow(j);defaultModel.setRowCount(j);j=j-1;}rs=db.getResult(strSql);while(rs.next()){Vector insertRow=new Vector();insertRow.addElement(rs.getString(1));insertRow.addElement(rs.getString(2));insertRow.addElement(rs.getString(3));insertRow.addElement(rs.getString(4));insertRow.addElement(rs.getString(5));defaultModel.addRow(insertRow);}table.revalidate();}catch(SQLException sqle){}catch(Exception ex){}}}}package library;import javax.swing.*;import java.awt.*;public class bookborrowModify extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2,panel3;Container c;JLabel tiplabel=new JLabel("输入借阅者姓名和书名单击确定，将调出此书的相关信息");JLabel borrowlabel,namelabel,borrowdate;JTextField borrowField,nameField,dateField;JButton clear,yes,update,cancel;public bookborrowModify(){super("修改图书出借信息");c=getContentPane();c.setLayout(new BorderLayout());panel3=new JPanel();panel3.add(tiplabel);c.add(panel3,BorderLayout.NORTH);borrowlabel=new JLabel("借阅者姓名",JLabel.CENTER);namelabel=new JLabel("书名",JLabel.CENTER);borrowdate=new JLabel("借书日期",JLabel.CENTER);borrowField=new JTextField(15);nameField=new JTextField(15);dateField=new JTextField(15);panel1=new JPanel();panel1.setLayout(new GridLayout(3,2));panel1.add(borrowlabel);panel1.add(borrowField);panel1.add(namelabel);panel1.add(nameField);panel1.add(borrowdate);panel1.add(dateField);c.add(panel1,BorderLayout.CENTER);panel2=new JPanel();panel2.setLayout(new GridLayout(1,4));clear=new JButton("清空");yes=new JButton("确定");update=new JButton("更新");cancel=new JButton("取消");clear.addActionListener(this);yes.addActionListener(this);update.addActionListener(this);cancel.addActionListener(this);panel2.add(clear);panel2.add(yes);panel2.add(update);panel2.add(cancel);c.add(panel2,BorderLayout.SOUTH);setVisible(true);setSize(400,200);}public void actionPerformed(ActionEvent e){if(e.getSource()==clear){borrowField.setText("");nameField.setText("");dateField.setText("");}else if(e.getSource()==cancel){this.dispose();}else if(e.getSource()==yes){try{String strSQL="select student_name,book_name,borrow_date from borrow where student_name='"+borrowField.getText().trim()+"'and book_name='"+nameField.getText().trim()+"'";rs=db.getResult(strSQL);if(!rs.first()){JOptionPane.showMessageDialog(null,"此学生没有借过书或者没有此书");}else{borrowField.setText(rs.getString(1));nameField.setText(rs.getString(2));dateField.setText(rs.getString(3));update.setEnabled(true);}}catch(Exception ex){}}else if(e.getSource()==update){String strSQL="update borrow set borrow_date='"+dateField.getText().trim()+"' where student_name='"+borrowField.getText().trim()+"'and book_name='"+nameField.getText().trim()+"'";if(db.updateSql(strSQL)){JOptionPane.showMessageDialog(null,"更新成功");db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null,"更新失败");db.closeConnection();this.dispose();}}}}package library;import javax.swing.*;import java.awt.*;public class booklist extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2,panel3;JLabel bookname,authorname,press;JTextField booknamet,authornamet,presst;JButton search,exit;JTable table=null;DefaultTableModel defaultModel=null;public booklist(){super("书籍信息查询");c=getContentPane();c.setLayout(new BorderLayout());bookname=new JLabel("书名",JLabel.CENTER);authorname=new JLabel("作者",JLabel.CENTER);press=new JLabel("出版社",JLabel.CENTER);booknamet=new JTextField(15);authornamet=new JTextField(15);presst=new JTextField(15);search=new JButton("查询");exit=new JButton("退出");search.addActionListener(this);exit.addActionListener(this);panel1=new JPanel();panel1.add(bookname);panel1.add(booknamet);panel1.add(authorname);panel1.add(authornamet);panel2=new JPanel();panel2.add(press);panel2.add(presst);panel2.add(search);panel2.add(exit);String []name={"书号","书名","出版社","作者","出版日期","价格","图书数目","已借数目","剩余数目","藏书地址"};String [][]data=new String[0][0];defaultModel=new DefaultTableModel(data,name);table=new JTable(defaultModel);table.setPreferredScrollableViewportSize(new Dimension(400,80));JScrollPane s=new JScrollPane(table);panel3=new JPanel();panel3.add(s);c.add(panel1,BorderLayout.NORTH);c.add(panel2,BorderLayout.CENTER);c.add(panel3,BorderLayout.SOUTH);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){db.closeConnection();this.dispose();}else if(e.getSource()==search){String strSQL="select book_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_count-borro wed_count,store_address from book";String strSql=null;if(booknamet.getText().trim().equals("")&&authornamet.getText().trim().equals("")&&presst. getText().trim().equals("")){strSql=strSQL;}elseif(booknamet.getText().trim().equals("")&&authornamet.getText().trim().equals("")){strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_count-borro wed_count,store_address from book where press='"+presst.getText().trim()+"'";}else if(authornamet.getText().trim().equals("")&&presst.getText().trim().equals("")){strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_count-borro wed_count,store_address from book where book_name='"+booknamet.getText().trim()+"'";}else if(booknamet.getText().trim().equals("")&&presst.getText().trim().equals("")){strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_count-borro wed_count,store_address from book where author='"+authornamet.getText().trim()+"'";}else{strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_count-borro wed_count,store_address from book where book_name='"+booknamet.getText().trim()+"'and author='"+authornamet.getText().trim()+"'and press='"+presst.getText().trim()+"'";}try{int rowCount=defaultModel.getRowCount()-1;int j=rowCount;for(int i=0;i<=rowCount;i++){defaultModel.removeRow(j);defaultModel.setRowCount(j);j=j-1;}rs=db.getResult(strSql);while(rs.next()){Vector insertRow=new Vector();insertRow.addElement(rs.getString(1));insertRow.addElement(rs.getString(2));insertRow.addElement(rs.getString(3));insertRow.addElement(rs.getString(4));insertRow.addElement(rs.getString(5));insertRow.addElement(rs.getString(6));insertRow.addElement(rs.getString(7));insertRow.addElement(rs.getString(8));insertRow.addElement(rs.getString(9));insertRow.addElement(rs.getString(10));defaultModel.addRow(insertRow);}table.revalidate();}catch(SQLException sqle){}catch(Exception ex){}}}}package library;import javax.swing.*;import java.awt.*;public class bookreturn extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2;Container c;JLabel namelabel,booklabel,returndatelabel;JTextField returnField;JButton clear,yes,cancel;JComboBox bookname=new JComboBox();JComboBox readername=new JComboBox();public bookreturn(){super("图书还入");c=getContentPane();c.setLayout(new BorderLayout());Calendar cal = Calendar.getInstance();String cdate = sdf.format(cal.getTime());namelabel=new JLabel("还书者姓名",JLabel.CENTER);booklabel =new JLabel("书名",JLabel.CENTER);returndatelabel=new JLabel("日期",JLabel.CENTER);returnField=new JTextField(15);returnField.setText(cdate);try{String s="";String strSQL="select student_name from reader where borrow_count!=0";rs=db.getResult(strSQL);while(rs.next()){readername.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}。

Java图书管理系统附源码

Java图书管理系统附源码随着信息化的快速发展，图书馆已成为人们获取知识的重要场所。

为了提高图书馆的管理效率，本文介绍了一个基于Java语言的图书管理系统，并附带了完整的源代码。

该图书管理系统主要包括图书管理、读者管理、借阅管理、系统管理等模块。

系统采用B/S架构，以Java语言开发，运行在Windows平台上。

该系统具有操作简单、界面友好、维护方便等特点。

图书管理模块：实现图书的入库、修改、删除、查询等功能。

图书信息包括书名、作者、社、时间等。

读者管理模块：实现读者的入库、修改、删除、查询等功能。

读者信息包括姓名、性别、出生日期、方式等。

借阅管理模块：实现图书的借阅、归还、续借等功能。

借阅信息包括借书证号、书名、借阅时间、归还时间等。

系统管理模块：实现用户管理、权限管理等。

用户信息包括用户名、密码、角色等。

添加图书：管理员可以添加图书信息，包括书名、作者、社等。

添加读者：管理员可以添加读者信息，包括姓名、性别、方式等。

借阅图书：读者可以查询图书信息，并申请借阅。

管理员可以审核借阅申请，并决定是否同意。

归还图书：读者可以归还图书，管理员可以查询归还情况。

统计报表：系统可以生成各种报表，如图书借阅排行榜、读者借阅排行榜等。

由于篇幅限制，这里只提供部分源代码，完整源代码请参考附件。

随着信息技术的快速发展，图书馆作为信息和知识的聚集地，其传统的管理方式已经无法满足读者的需求。

为了提高图书管理效率，本文旨在研究基于Java的图书管理系统。

图书管理系统是图书馆的重要组成部分，它可以帮助图书馆工作人员和读者更加方便地管理图书资源。

传统的图书管理系统往往采用人工方式进行管理，这种方式不仅效率低下，而且容易出错。

因此，研究一种基于Java的图书管理系统势在必行。

基于Java的图书管理系统采用B/S架构，即浏览器与服务器之间的架构。

该架构将系统的业务逻辑和数据存储交由服务器处理，客户端通过浏览器访问系统。

(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。

基于java的图书管理系统源代码

声明：本系统是基于C/S的图书管理系统，主要使用的是Oracle数据库，下面附所有实现代码package library;public class book_add extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2;JLabel book_id_label,book_name_label,author_label,press_label,press_date_label,price_label,book_num_label,borrowed_num_label, address;JTextField book_id_TextField,book_name_TextField,author_TextField,press_TextField,press_date_TextField,price_TextField,book_num_TextField,borrowed_count;JComboBox addresst;Container c;JButton clear,add,exit;public book_add(){super("添加图书信息");c=getContentPane();c.setLayout(new BorderLayout());book_id_label=new JLabel("编号",JLabel.CENTER);book_name_label=new JLabel("名称",JLabel.CENTER);author_label=new JLabel("作者",JLabel.CENTER);press_label=new JLabel("出版社",JLabel.CENTER);press_date_label=new JLabel("出版日期",JLabel.CENTER);price_label=new JLabel("价格",JLabel.CENTER);book_num_label=new JLabel("库存数",JLabel.CENTER);borrowed_num_label=new JLabel("已借阅数",JLabel.CENTER);address=new JLabel("藏书地址",JLabel.CENTER);book_id_TextField=new JTextField(15);book_name_TextField=new JTextField(15);author_TextField=new JTextField(15);press_TextField=new JTextField(15);press_date_TextField=new JTextField(15);price_TextField=new JTextField(15);book_num_TextField=new JTextField(15);borrowed_count=new JTextField(15);borrowed_count.setText("0");addresst=new JComboBox();addresst.addItem("扬子津图书馆");addresst.addItem("荷花池图书馆");addresst.addItem("瘦西湖图书馆");addresst.addItem("淮海路图书馆");panel1=new JPanel();panel1.setLayout(new GridLayout(9,2));panel1.add(book_id_label);panel1.add(book_id_TextField);panel1.add(book_name_label);panel1.add(book_name_TextField);panel1.add(press_label);panel1.add(press_TextField);panel1.add(author_label);panel1.add(author_TextField);panel1.add(press_date_label);panel1.add(press_date_TextField);panel1.add(price_label);panel1.add(price_TextField);panel1.add(book_num_label);panel1.add(book_num_TextField);panel1.add(borrowed_num_label);panel1.add(borrowed_count);panel1.add(address);panel1.add(addresst);panel2=new JPanel();panel2.setLayout(new GridLayout(1,3));clear=new JButton("清空");clear.addActionListener(this);add=new JButton("添加");add.addActionListener(this);exit=new JButton("退出");exit.addActionListener(this);panel2.add(clear);panel2.add(add);panel2.add(exit);c.add(panel1,BorderLayout.CENTER);c.add(panel2,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e) {if(e.getSource()==exit){this.dispose();}else if(e.getSource()==clear){book_id_TextField.setText("");book_name_TextField.setText("");author_TextField.setText("");press_TextField.setText("");press_date_TextField.setText("");price_TextField.setText("");book_num_TextField.setText("");}else if(e.getSource()==add){if(book_id_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "书号不能为空");}else if(book_name_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "书名不能为空");}else if(author_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "作者不能为空");}else if(press_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "出版社不能为空");}else if(press_date_TextField.getText().trim().equals("")) {JOptionPane.showMessageDialog(null, "出版日期不能为空");}else if(price_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "价格不能为空");}else if(book_num_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "库存不能为空");}else if(borrowed_count.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "借阅数不能为空");}else {try{String strSQL="insert into book(book_id,book_name,press,author,press_date,price,book_count,borrowed_count, store_address) values('"+book_id_TextField.getText().trim()+"','"+book_name_TextField.getText().trim()+"','"+press_TextField.getText().trim()+"','"+author_TextField.getText().trim()+"','"+press_date_TextField.getText().trim()+"','"+price_TextField.getText().trim()+"','"+book_num_TextField.getText().trim()+"','"+borrowed_count.getText().trim()+"','"+addresst.getSelectedItem()+"')";if(db.updateSql(strSQL)){this.dispose();JOptionPane.showMessageDialog(null,"添加图书成功");}else{JOptionPane.showMessageDialog(null,"添加图书失败");this.dispose();}db.closeConnection();}catch(Exception ex){}}}}}package library;import javax.swing.*;import java.awt.*;public class book_delete extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JLabel TipLabel=new JLabel("请选择要删除的书名",JLabel.CENTER);JComboBox bb=new JComboBox();JButton yes,exit;JPanel panel1=new JPanel();public book_delete(){super("删除图书信息");c=getContentPane();c.setLayout(new BorderLayout());try{String strSQL="select book_name from book where book_count>borrowed_count";rs=db.getResult(strSQL);while(rs.next()){bb.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}c.add(TipLabel,BorderLayout.NORTH);c.add(bb,BorderLayout.CENTER);yes=new JButton("确定");exit=new JButton("退出");yes.addActionListener(this);exit.addActionListener(this);panel1.add(yes);panel1.add(exit);c.add(panel1,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){this.dispose();}else if(e.getSource()==yes){try{String strSQL="select borrowed_count from book where book_name='"+bb.getSelectedItem()+"'";rs=db.getResult(strSQL);if(!rs.first()){JOptionPane.showMessageDialog(null,"书库里没有你要删除的书");}else{String strSql="delete from book where book_name='"+bb.getSelectedItem()+"'and borrowed_count=0";rs.first();int count=rs.getInt(1);if(!(count==0)){JOptionPane.showMessageDialog(null,"此书还有学生没有还，不可删除");}else if(db.updateSql(strSql)){JOptionPane.showMessageDialog(null,"删除成功");db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null,"删除失败");db.closeConnection();this.dispose();}}}catch(SQLException sqle){}catch(Exception ex){}}}}package library;public class book_modify extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2,panel3;JLabel TipLabel=new JLabel("输入书名点确定，将调出此书的相关信息");JLabel book_name_label,author_label,press_label,press_date_label,price_label;JTextField book_name_TextField,author_TextField,press_TextField,press_date_TextField,price_TextField; Container c;JButton clear,yes,update,exit;public book_modify(){super("修改图书信息");c=getContentPane();c.setLayout(new BorderLayout());panel3=new JPanel();panel3.add(TipLabel);c.add(panel3,BorderLayout.NORTH);book_name_label=new JLabel("名称",JLabel.CENTER);author_label=new JLabel("作者",JLabel.CENTER);press_label=new JLabel("出版社",JLabel.CENTER);press_date_label=new JLabel("出版日期",JLabel.CENTER);price_label=new JLabel("价格",JLabel.CENTER);book_name_TextField=new JTextField(15);author_TextField=new JTextField(15);press_TextField=new JTextField(15);press_date_TextField=new JTextField(15);price_TextField=new JTextField(15);panel1=new JPanel();panel1.setLayout(new GridLayout(6,2));panel1.add(book_name_label);panel1.add(book_name_TextField);panel1.add(author_label);panel1.add(author_TextField);panel1.add(press_label);panel1.add(press_TextField);panel1.add(press_date_label);panel1.add(press_date_TextField);panel1.add(price_label);panel1.add(price_TextField);panel2=new JPanel();panel2.setLayout(new GridLayout(1,4));clear=new JButton("清空");yes=new JButton("确定");update=new JButton("更新");exit=new JButton("退出");panel2.add(clear);panel2.add(yes);panel2.add(update);panel2.add(exit);clear.addActionListener(this);yes.addActionListener(this);update.addActionListener(this);exit.addActionListener(this);update.setEnabled(false);c.add(panel1,BorderLayout.CENTER);c.add(panel2,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){this.dispose();;}else if(e.getSource()==clear){book_name_TextField.setText("");author_TextField.setText("");press_TextField.setText("");press_date_TextField.setText("");price_TextField.setText("");}else if(e.getSource()==yes){try{String strSQL="select * from book where book_name='"+book_name_TextField.getText().trim()+"'";rs=db.getResult(strSQL);while(rs.next()){book_name_TextField.setText(rs.getString("book_name"));author_TextField.setText(rs.getString("author"));press_TextField.setText(rs.getString("press"));press_date_TextField.setText(rs.getString("press_date"));price_TextField.setText(rs.getString("price"));}update.setEnabled(true);}catch(NullPointerException upe){}catch(Exception es){}}else if(e.getSource()==update){try{String strSQL="update book set book_name='"+book_name_TextField.getText().trim()+"',press='"+press_TextField.getText().trim()+"',author='"+author_TextField.getText().trim()+"',press_date='"+press_date_TextField.getText().trim()+"',price='"+price_TextField.getText().trim()+"' where book_name='"+book_name_TextField.getText().trim()+"'";if(db.updateSql(strSQL)){this.dispose();JOptionPane.showMessageDialog(null,"更新图书成功");}else {JOptionPane.showMessageDialog(null,"更新图书失败");}db.closeConnection();}catch(Exception sqle){}}}}package library;public class bookborrow extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2;JLabel borrowname,bookname,borrowdate,returndate,is_return_label;JTextField borrowdateField,returndateField,is_return;JButton clear,yes,cancel;JComboBox borrownameBox=new JComboBox();JComboBox booknameBox=new JComboBox();public bookborrow(){super("书籍出借");c=getContentPane();c.setLayout(new BorderLayout());Calendar cal = Calendar.getInstance();int year,month,day;// year=cal.get(Calendar.YEAR);// month=cal.get(Calendar.MONTH)+3;//从0开始的// day=cal.get(Calendar.DAY_OF_MONTH);// String cdate = sdf.format(cal.getTime());// String da=Integer.toString(year)+"-0"+Integer.toString(month)+"-"+Integer.toString(day );borrowname=new JLabel("借阅者姓名",JLabel.CENTER);bookname=new JLabel("书名",JLabel.CENTER);borrowdate=new JLabel("借书日期",JLabel.CENTER);// returndate=new JLabel("应还日期",JLabel.CENTER);is_return_label=new JLabel("是否归还",JLabel.CENTER);borrowdateField=new JTextField(15);// borrowdateField.setText(cdate);// returndateField=new JTextField(15);// returndateField.setText(da);is_return=new JTextField(15);is_return.setText("否");try{String strSql="select student_name from reader ";rs=db.getResult(strSql);while(rs.next()){borrownameBox.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}try{String strSQL="select book_name from book where book_count>borrowed_count";rs=db.getResult(strSQL);while(rs.next()){booknameBox.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}panel1=new JPanel();panel1.setLayout(new GridLayout(5,2));panel1.add(borrowname);panel1.add(borrownameBox);panel1.add(bookname);panel1.add(booknameBox);panel1.add(borrowdate);panel1.add(borrowdateField);// panel1.add(returndate);// panel1.add(returndateField);panel1.add(is_return_label);panel1.add(is_return);c.add(panel1,BorderLayout.CENTER);panel2=new JPanel();panel2.setLayout(new GridLayout(1,3));clear=new JButton("清空");yes=new JButton("确定");cancel=new JButton("取消");clear.addActionListener(this);yes.addActionListener(this);cancel.addActionListener(this);panel2.add(clear);panel2.add(yes);panel2.add(cancel);c.add(panel2,BorderLayout.SOUTH);setVisible(true);setSize(300,300);}public void actionPerformed(ActionEvent e){if(e.getSource()==cancel){this.dispose();}else if(e.getSource()==clear){borrowdateField.setText("");// returndateField.setText("");is_return.setText("");}else if(e.getSource()==yes){if(borrownameBox.getSelectedItem().equals("")){JOptionPane.showMessageDialog(null, "对不起，没有读者借阅");}else if(booknameBox.getSelectedItem().equals("")){JOptionPane.showMessageDialog(null, "对不起，现在书库没有书");}else {try{//系统计算归还日期//获取输入的借阅日期，自动加两个月String startDate=borrowdateField.getText().trim();SimpleDateFormat format=new SimpleDateFormat("yyyy-MM-dd");Date dateStart=format.parse(startDate);Calendar cd=Calendar.getInstance();cd.setTime(dateStart);cd.add(Calendar.MONTH, 2);String returnDate=format.format(cd.getTime());String strSQL="insert into borrow(student_name,book_name,borrow_date,return_date,is_returned) values('"+borrownameBox.getSelectedItem()+"','"+booknameBox.getSelectedItem()+"','"+borrowdateField.getText().trim()+"','"+returnDate+"','"+is_return.getText().trim()+"')";if(db.updateSql(strSQL)){JOptionPane.showMessageDialog(null, "借阅完成");strSQL = "update reader set borrow_count=borrow_count+1 where student_name='"+borrownameBox.getSelectedItem()+"'";db.updateSql(strSQL);strSQL="update book set borrowed_count=borrowed_count+1 where book_name='"+booknameBox.getSelectedItem()+"'";db.updateSql(strSQL);db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null, "借阅失败");db.closeConnection();this.dispose();}}catch(Exception se){}}}}}package library;import javax.swing.*;import java.awt.*;public class bookborrowlist extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2;JLabel bookname,studentname;JTextField booknamet,studentnamet;JButton search,exit;JTable table=null;DefaultTableModel defaultModel=null;public bookborrowlist(){super("借阅列表");c=getContentPane();c.setLayout(new BorderLayout());bookname=new JLabel("书名",JLabel.CENTER);studentname=new JLabel("人名",JLabel.CENTER);booknamet=new JTextField(15);studentnamet=new JTextField(15);search=new JButton("查询");exit=new JButton("退出");search.addActionListener(this);exit.addActionListener(this);Box box1=Box.createHorizontalBox();box1.add(studentname);box1.add(studentnamet);box1.add(search);Box box2=Box.createHorizontalBox();box2.add(bookname);box2.add(booknamet);box2.add(exit);Box boxH=Box.createVerticalBox();boxH.add(box1);boxH.add(box2);boxH.add(Box.createVerticalGlue());panel1=new JPanel();panel1.add(boxH);panel2=new JPanel();String []name={"读者","书名","借阅时间","应还时间","是否归还"};String [][]data=new String[0][0];defaultModel=new DefaultTableModel(data,name);table=new JTable(defaultModel);table.setPreferredScrollableViewportSize(new Dimension(400,80));JScrollPane s=new JScrollPane(table);panel2.add(s);c.add(panel1,BorderLayout.NORTH);c.add(panel2,BorderLayout.SOUTH);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){db.closeConnection();this.dispose();}else if(e.getSource()==search){String strSQL="select student_name,book_name,borrow_date,return_date,is_returned from borrow";String strSql=null;if(studentnamet.getText().trim().equals("")&&booknamet.getText().trim().equ als("")){strSql=strSQL;}else if(studentnamet.getText().trim().equals("")){strSql="selectstudent_name,book_name,borrow_date,return_date,is_returned from borrow where book_name='"+booknamet.getText().trim()+"'";}else if(booknamet.getText().trim().equals("")){strSql="selectstudent_name,book_name,borrow_date,return_date,is_returned from borrow where student_name='"+studentnamet.getText().trim()+"'";}else{strSql="selectstudent_name,book_name,borrow_date,return_date,is_returned from borrow where student_name='"+studentnamet.getText().trim()+"'and book_name='"+booknamet.getText().trim()+"'";JOptionPane.showMessageDialog(null, "你借的书还还有7天超期");}try{int rowCount=defaultModel.getRowCount()-1;int j=rowCount;for(int i=0;i<=rowCount;i++){defaultModel.removeRow(j);defaultModel.setRowCount(j);j=j-1;}rs=db.getResult(strSql);while(rs.next()){Vector insertRow=new Vector();insertRow.addElement(rs.getString(1));insertRow.addElement(rs.getString(2));insertRow.addElement(rs.getString(3));insertRow.addElement(rs.getString(4));insertRow.addElement(rs.getString(5));defaultModel.addRow(insertRow);}table.revalidate();}catch(SQLException sqle){}catch(Exception ex){}}}}package library;import javax.swing.*;import java.awt.*;public class bookborrowModify extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2,panel3;Container c;JLabel tiplabel=new JLabel("输入借阅者姓名和书名单击确定，将调出此书的相关信息");JLabel borrowlabel,namelabel,borrowdate;JTextField borrowField,nameField,dateField;JButton clear,yes,update,cancel;public bookborrowModify(){super("修改图书出借信息");c=getContentPane();c.setLayout(new BorderLayout());panel3=new JPanel();panel3.add(tiplabel);c.add(panel3,BorderLayout.NORTH);borrowlabel=new JLabel("借阅者姓名",JLabel.CENTER);namelabel=new JLabel("书名",JLabel.CENTER);borrowdate=new JLabel("借书日期",JLabel.CENTER);borrowField=new JTextField(15);nameField=new JTextField(15);dateField=new JTextField(15);panel1=new JPanel();panel1.setLayout(new GridLayout(3,2));panel1.add(borrowlabel);panel1.add(borrowField);panel1.add(namelabel);panel1.add(nameField);panel1.add(borrowdate);panel1.add(dateField);c.add(panel1,BorderLayout.CENTER);panel2=new JPanel();panel2.setLayout(new GridLayout(1,4));clear=new JButton("清空");yes=new JButton("确定");update=new JButton("更新");cancel=new JButton("取消");clear.addActionListener(this);yes.addActionListener(this);update.addActionListener(this);cancel.addActionListener(this);panel2.add(clear);panel2.add(yes);panel2.add(update);panel2.add(cancel);c.add(panel2,BorderLayout.SOUTH);setVisible(true);setSize(400,200);}public void actionPerformed(ActionEvent e) {if(e.getSource()==clear){borrowField.setText("");nameField.setText("");dateField.setText("");}else if(e.getSource()==cancel){this.dispose();}else if(e.getSource()==yes){try{String strSQL="select student_name,book_name,borrow_date from borrow where student_name='"+borrowField.getText().trim()+"'and book_name='"+nameField.getText().trim()+"'";rs=db.getResult(strSQL);if(!rs.first()){JOptionPane.showMessageDialog(null,"此学生没有借过书或者没有此书");}else{borrowField.setText(rs.getString(1));nameField.setText(rs.getString(2));dateField.setText(rs.getString(3));update.setEnabled(true);}}catch(Exception ex){}}else if(e.getSource()==update){String strSQL="update borrow set borrow_date='"+dateField.getText().trim()+"' where student_name='"+borrowField.getText().trim()+"'and book_name='"+nameField.getText().trim()+"'";if(db.updateSql(strSQL)){JOptionPane.showMessageDialog(null,"更新成功");db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null,"更新失败");db.closeConnection();this.dispose();}}}}package library;import javax.swing.*;import java.awt.*;public class booklist extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2,panel3;JLabel bookname,authorname,press;JTextField booknamet,authornamet,presst;JButton search,exit;JTable table=null;DefaultTableModel defaultModel=null;public booklist(){super("书籍信息查询");c=getContentPane();c.setLayout(new BorderLayout());bookname=new JLabel("书名",JLabel.CENTER);authorname=new JLabel("作者",JLabel.CENTER);press=new JLabel("出版社",JLabel.CENTER);booknamet=new JTextField(15);authornamet=new JTextField(15);presst=new JTextField(15);search=new JButton("查询");exit=new JButton("退出");search.addActionListener(this);exit.addActionListener(this);panel1=new JPanel();panel1.add(bookname);panel1.add(booknamet);panel1.add(authorname);panel1.add(authornamet);panel2=new JPanel();panel2.add(press);panel2.add(presst);panel2.add(search);panel2.add(exit);String []name={"书号","书名","出版社","作者","出版日期","价格","图书数目","已借数目","剩余数目","藏书地址"};String [][]data=new String[0][0];defaultModel=new DefaultTableModel(data,name);table=new JTable(defaultModel);table.setPreferredScrollableViewportSize(new Dimension(400,80));JScrollPane s=new JScrollPane(table);panel3=new JPanel();panel3.add(s);c.add(panel1,BorderLayout.NORTH);c.add(panel2,BorderLayout.CENTER);c.add(panel3,BorderLayout.SOUTH);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){db.closeConnection();this.dispose();}else if(e.getSource()==search){String strSQL="select book_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_ count-borrowed_count,store_address from book";String strSql=null;if(booknamet.getText().trim().equals("")&&authornamet.getText().trim().equa ls("")&&presst.getText().trim().equals("")){strSql=strSQL;}elseif(booknamet.getText().trim().equals("")&&authornamet.getText().trim().equals(" ")){strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_ count-borrowed_count,store_address from book where press='"+presst.getText().trim()+"'";}elseif(authornamet.getText().trim().equals("")&&presst.getText().trim().equals("")) {strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_ count-borrowed_count,store_address from book where book_name='"+booknamet.getText().trim()+"'";}elseif(booknamet.getText().trim().equals("")&&presst.getText().trim().equals("")) {strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_ count-borrowed_count,store_address from book where author='"+authornamet.getText().trim()+"'";}else{strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_ count-borrowed_count,store_address from book where book_name='"+booknamet.getText().trim()+"'and author='"+authornamet.getText().trim()+"'and press='"+presst.getText().trim()+"'";}try{int rowCount=defaultModel.getRowCount()-1;int j=rowCount;for(int i=0;i<=rowCount;i++){defaultModel.removeRow(j);defaultModel.setRowCount(j);j=j-1;}rs=db.getResult(strSql);while(rs.next()){Vector insertRow=new Vector();insertRow.addElement(rs.getString(1));insertRow.addElement(rs.getString(2));insertRow.addElement(rs.getString(3));insertRow.addElement(rs.getString(4));insertRow.addElement(rs.getString(5));insertRow.addElement(rs.getString(6));insertRow.addElement(rs.getString(7));insertRow.addElement(rs.getString(8));insertRow.addElement(rs.getString(9));insertRow.addElement(rs.getString(10));defaultModel.addRow(insertRow);}table.revalidate();}catch(SQLException sqle){}catch(Exception ex){}}}}package library;import javax.swing.*;import java.awt.*;public class bookreturn extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2;Container c;JLabel namelabel,booklabel,returndatelabel;JTextField returnField;JButton clear,yes,cancel;JComboBox bookname=new JComboBox();JComboBox readername=new JComboBox();public bookreturn(){super("图书还入");c=getContentPane();c.setLayout(new BorderLayout());Calendar cal = Calendar.getInstance();String cdate = sdf.format(cal.getTime());namelabel=new JLabel("还书者姓名",JLabel.CENTER);booklabel =new JLabel("书名",JLabel.CENTER);returndatelabel=new JLabel("日期",JLabel.CENTER);returnField=new JTextField(15);returnField.setText(cdate);try{String s="";String strSQL="select student_name from reader where borrow_count!=0";rs=db.getResult(strSQL);while(rs.next()){readername.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}try{String s="";String strSQL="select book_name from borrow where is_returned='否'";rs=db.getResult(strSQL);while(rs.next()){bookname.addItem(rs.getString(1));}}catch(SQLException sqle){}catch(Exception ex){}panel1=new JPanel();panel1.setLayout(new GridLayout(3,2));。

java项目开发实例图书信息管理系统开发及源码

j a v a项目开发实例图书信息管理系统开发及源码集团文件发布号：（9816-UATWW-MWUB-WUNN-INNUL-DQQTY-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：读者信息表：三、系统源代码：ewInstance();conn = (dbUrl, dbUser, dbPwd);"数据库连接成功！");}elsereturn;} catch (Exception ee) {();}}xecuteQuery(sql);} catch (SQLException e) {();return null;} finally {}}xecuteUpdate(sql);} catch (SQLException e) {quals("[Microsoft][SQLServer 2000 Driver for JDBC][SQLServer]DELETE 语句与 COLUMN REFERENCE 约束'FK_TB_BORRO_REFERENCE_TB_BOOKI' 冲突。

该冲突发生于数据库'db_library'，表 'tb_borrow', column 'bookISBN'。

"))return -1;} finally {}}etLayout(borderLayout);setIconifiable(true); dd(panel);final JLabel label_2 = new JLabel();("图书编号：");(label_2);ISBN = new JTextField("请输入13位书号",13);(new MyDocument(13)); dd(panel_1, ;final FlowLayout flowLayout = new FlowLayout();(2);(30);;(flowLayout);buttonadd= new JButton();(new addBookActionListener()); ("添加");(buttonadd);buttonclose = new JButton();(new CloseActionListener());("关闭");(buttonclose);final JLabel label_5 = new JLabel(); ImageIcon bookAddIcon=(""); (bookAddIcon);(new Dimension(400, 80));(new LineBorder, 1, false)); getContentPane().add(label_5, ; ("新书定购(LOGO图片)");setVisible(true);rim()).isEmpty()){(null, "添加书号重复！");return;}}}class ISBNkeyListener extends KeyAdapter {public void keyPressed(final KeyEvent e) {if () == 13){();}}}class CloseActionListener implements ActionListener { ength()==0){(null, "书号文本框不可以为空");return;}if().length()!=13){(null, "书号文本框输入位数为13位");return;}if().length()==0){(null, "图书名称文本框不可以为空");return;}if().length()==0){(null, "作者文本框不可以为空");return;}if().length()==0){(null, "出版日期文本框不可以为空");return;}if().length()==0){(null, "单价文本框不可以为空");return;}String ISBNs=().trim();rim();String bookNames=().trim();String writers=().trim();String publishers=(String)().trim();String pubDates=().trim();String prices=().trim();int i=(ISBNs,bookTypes, bookNames, writers, translators, publishers, if(i==1){(null, "添加成功");doDefaultCloseAction();}}}class NumberListener extends KeyAdapter { public void keyTyped(KeyEvent e) {String numStr="09."+(char)8;if())<0){();}}}}et()));results[i][1]=booktypename;results[i][2]=();results[i][3]=();results[i][4]=();results[i][5]=();results[i][6]=();results[i][7]=();}return results;}public BookModiAndDelIFrame() {super();final BorderLayout borderLayout = new BorderLayout();getContentPane().setLayout(borderLayout);setIconifiable(true);setClosable(true);setTitle("图书信息修改与删除");setBounds(100, 100, 640, 406);dd(panel_1, ;final FlowLayout flowLayout = new FlowLayout();(2);(30);;(flowLayout);final JButton button = new JButton();(new addBookActionListener());("修改");(button);final JButton button_2 = new JButton();(new ActionListener(){public void actionPerformed(final ActionEvent e) {String ISBNs=().trim();int i=(ISBNs);if(i==1){(null, "删除成功");Object[][] results=getFileStates());dd(headLogo, ;final JPanel panel_2 = new JPanel();final BorderLayout borderLayout_1 = new BorderLayout();(5);(borderLayout_1);(new EmptyBorder(5, 10, 5, 10));getContentPane().add(panel_2);final JScrollPane scrollPane = new JScrollPane();(scrollPane);Object[][] results=getFileStates());columnNames = new String[]{"图书编号", "图书类别", "图书名称", "作者", "译者", "出版商", "出版日期","价格"};table = new JTable(results,columnNames);;oString().trim();typeids = (selRow, 1).toString().trim();bookNames = (selRow, 2).toString().trim();writers = (selRow, 3).toString().trim();translators = (selRow, 4).toString().trim();publishers = (selRow, 5).toString().trim();dates = (selRow, 6).toString().trim();prices = (selRow, 7).toString().trim();(ISBNs);ength()==0){(null, "书号文本框不可以为空或则输入数字不可以大于13个");return;}if().length()!=13){(null, "书号文本框输入位数为13位");return;}if().length()==0){(null, "图书名称文本框不可以为空");return;}if().length()==0){(null, "作者文本框不可以为空");return;}if().length()==0){(null, "出版人文本框不可以为空");}ength()==0){(null, "出版日期文本框不可以为空");return;}if().length()==0){(null, "单价文本框不可以为空");return;}String ISBNs=().trim();rim();String bookNames=().trim();String writers=().trim();String publishers=().trim();String pubDates=().trim();String prices=().trim();int i=(ISBNs, bookTypes, bookNames, writers, translators, publishers, (pubDates), (prices));if(i==1){(null, "修改成功");Object[][] results=getFileStates());+(char)8;();}}}}dd(panel, ;final JLabel label_4 = new JLabel();ImageIcon bookTypeAddIcon=("");(bookTypeAddIcon);(new Dimension(360, 80));("图书类别图片（400*80）");(label_4);final JPanel panel_3 = new JPanel();(new FlowLayout());getContentPane().add(panel_3, ;final JLabel label_1 = new JLabel();(new Dimension(20, 50));(label_1);final JLabel label_2 = new JLabel();(new Dimension(90, 20));("图书类别名称：");(label_2);(new MyDocument(20));(30);(bookTypeName);final JButton button = new JButton();("保存");(new ActionListener(){public void actionPerformed(final ActionEvent e) { if().length()==0){(null, "图书类别文本框不可为空");return;}int i=().trim());if(i==1){(null, "添加成功！");doDefaultCloseAction();}else{(null, "图书类别名已存在，请重新输入！");}}});(button);final JButton buttonDel = new JButton();(new ActionListener(){public void actionPerformed(final ActionEvent e) {doDefaultCloseAction();}});(buttonDel);setVisible(true);}class NumberListener extends KeyAdapter {public void keyTyped(KeyEvent e) {String numStr="09."+(char)8;if())<0){();}}}}dd(panel, ;final JLabel logoLabel = new JLabel();ImageIcon bookTypeModiAndDelIcon=("");(bookTypeModiAndDelIcon);(new Dimension(400, 80));(logoLabel);final JPanel panel_1 = new JPanel(); getContentPane().add(panel_1);final JScrollPane scrollPane = new JScrollPane(); (new Dimension(400, 130));(scrollPane);model=new DefaultTableModel();Object[][] results=getFileStates());(results,columnNames);table = new JTable();(model);(new TableListener());(table);final JPanel panel_2 = new JPanel();(panel_2);final GridLayout gridLayout = new GridLayout(0, 6);(5);(5);(gridLayout);(new Dimension(400, 26));final JLabel label = new JLabel();("类别编号：");BookTypeId = new JTextField();(false);(BookTypeId);final JLabel label_1 = new JLabel();("类别名称：");(label_1);comboBox = new JComboBox();bookTypeModel= (DefaultComboBoxModel)();oString().trim());(selRow, 1).toString().trim());}}class ButtonAddListener implements ActionListener{ public void actionPerformed(ActionEvent e){Object selectedItem = ();int i=().trim(),());if(i==1){(null, "修改成功");Object[][] results=getFileStates());(results,columnNames);(model);}}class ButtonDelListener implements ActionListener{ public void actionPerformed(ActionEvent e){int i=().trim());if(i==1){(null, "删除成功");Object[][] results=getFileStates());(results,columnNames);(model);}}}class CloseActionListener implements ActionListener { etLayout(borderLayout);setTitle("图书馆管理系统登录");setBounds(100, 100, 285, 194);final JPanel panel = new JPanel();(new BorderLayout());(new EmptyBorder(0, 0, 0, 0));getContentPane().add(panel);final JPanel panel_2 = new JPanel();final GridLayout gridLayout = new GridLayout(0, 2);(20);(gridLayout);(panel_2);final JLabel label = new JLabel();;(new Dimension(0, 0));(new Dimension(0, 0));(label);("用户名：");username = new JTextField(20);(new Dimension(0, 0));(username);final JLabel label_1 = new JLabel(); ;(label_1);("密码：");password = new JPasswordField(20); (new MyDocument(6));('*');etSystemLookAndFeelClassName());new LoginIFrame();dd(toolBar, ; final JLabel label = new JLabel(); (0, 0, 0, 0);().getSize());("<html><img width=" + + " height="+ + " src='"+ ().getResource("/")+ "'></html>");}});(label,new Integer);getContentPane().add(DESKTOP_PANE);}/*** 创建工具栏** @return JToolBar*/private JToolBar createToolBar() { etLayout(new GridBagLayout());setBounds(100, 100, 300, 228);final JLabel label_4 = new JLabel();(new Font("", , 14));;("<html>注：每个<b>操作员</b>只能修改自己的密码。

用Java写一个图书管理系统的代码

用Java写一个图书管理系统的代码```import java.util.*;public class BookManager {// Create a list for book storageprivate List<Book> books;public BookManager() {books = new ArrayList<Book>();}// Add a book to the listpublic void addBook(Book book) {books.add(book);}// Remove a book from the listpublic void removeBook(Book book) {books.remove(book);}// Get all books in the listpublic List<Book> getAllBooks() {return books;}// Search a book by book namepublic List<Book> searchByName(String name) {List<Book> resultBooks = new ArrayList<Book>();for (Book book : books) {if (book.getName().equals(name)) {resultBooks.add(book);}}return resultBooks;}// Search a book by author namepublic List<Book> searchByAuthor(String author) { List<Book> resultBooks = new ArrayList<Book>(); for (Book book : books) {if (book.getAuthor().equals(author)) {resultBooks.add(book);}}return resultBooks;}}class Book {private String name;private String author;public Book(String name, String author) { = name;this.author = author;}public String getName() {return name;}public void setName(String name) { = name;}public String getAuthor() {return author;}public void setAuthor(String author) { this.author = author;}}```。

Java图书管理系统-附源码

图书信息查询：
图书信息删除：
图书信息显示：
图书借阅：
图书归还：
分析总结:
本程序在数据库设计方面可以改为多张表存储的方式，用三张表来记录图书信息，借阅关系和学生信息，这样可以减少数据冗余，还可以增加一些其他功能，比如图书挂失等功能。由于刚刚接触到Java界面设计，所以本程序在界面设计方面还有有待改进的地方。
JMenuItem itemDelete = new JMenuItem();
JMenuItem itemSelect = new JMenuItem();
JMenuItem itБайду номын сангаасmBook = new JMenuItem();
JMenuItem itemReturn = new JMenuItem();
图书ID，图书名称，图书所有者，图书的状态，图书使用者（允许为空）均为varchar(50)类型，在Java中可以方便的查询。图书存储信息的具体内容如下图所示：
功能模块:
程序设计:
主框架设计：
主框架上方包含三个按钮，分别是“系统管理”、“图书信息管理”和“图书流通管理”，定义JMenuBar类的对象、JMenu类的对象和JMenuItem类的对象，分别表示菜单栏、菜单组和菜单选项，然后调用初始化函数，将不同类的对象通过setText()函数设定不同的文本，然后将其添加到窗口容器中。对每个按钮分别添加不同的消息监听，响应相应的消息，调用不同的类完成不同的功能。消息监听功能详见源代码bookMain类。
删除图书信息模块：
调用bookDel类的构造函数产生一个该类的对象，在初始化函数中显示信息输入对话框，提示用户输入要删除图书的ID。完成输入后，点击确定按钮，消息监听模块将调用bookBean的构造函数产生一个该类的对象，通过该对象调用bookBean的bookDel函数，执行删除的SQL语句，通过delete语句完成图书信息的删除功能。

基于java的图书管理系统源代码【范本模板】

声明：本系统是基于C/S的图书管理系统，主要使用的是Oracle数据库，下面附所有实现代码package library；import java.awt。

BorderLayout;import java.awt。

Container；import java。

awt。

GridLayout；import java。

awt.event.ActionEvent；import java。

awt。

event。

ActionListener；import java。

sql.ResultSet;import javax。

swing.JButton;import javax.swing。

JComboBox；import javax.swing.JFrame；import javax.swing。

JLabel;import javax。

swing。

JOptionPane;import javax。

swing。

JPanel;import javax.swing.JTextField;public class book_add extends JFrame implements ActionListener｛DataBaseManager db=new DataBaseManager（)；ResultSet rs;JPanel panel1,panel2;JLabel book_id_label,book_name_label，author_label，press_label，press_date_label,price_label，book_num_label,borrowed_num_label,address；JTextField book_id_TextField,book_name_TextField，author_TextField，press_TextField，press_date_TextField，price_TextField,book_num_TextField, borrowed_count；JComboBox addresst；Container c；JButton clear,add，exit;public book_add（）{super（”添加图书信息"）；c=getContentPane()；c。

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课程设计图书馆管理系统代码

Java课程设计：图书馆管理系统代码介绍本文档是关于使用Java编写的图书馆管理系统代码的设计和实现。

图书馆管理系统是一种用于管理图书馆藏书、借还书籍和读者信息的应用程序。

它可以帮助图书馆提高管理效率和服务质量，并提供方便的读者查询和借还书的功能。

功能和需求1.用户管理：图书馆管理员可以添加、删除和编辑读者信息，包括姓名、联系方式和借书情况等。

2.图书管理：管理员可以添加、删除和编辑图书信息，包括书名、作者、出版日期和库存数量等。

3.借书和还书功能：读者可以借阅图书，管理员可以归还已借出的图书，并更新库存数量。

4.图书查询功能：读者可以根据图书名称、作者或出版日期等条件进行图书查询，以了解图书的详细信息和当前库存情况。

5.借阅记录查询：管理员可以查询读者的借阅记录，包括借阅时间、归还时间和借阅状态等。

系统设计数据模型系统设计采用面向对象的编程思想，主要包括以下几个类：图书馆类（Library）•属性：–读者列表（Reader[] readers）–图书列表（Book[] books）•方法：–添加读者（addReader）–删除读者（removeReader）–编辑读者信息（editReader）–添加图书（addBook）–删除图书（removeBook）–编辑图书信息（editBook）–借书（borrowBook）–还书（returnBook）–图书查询（searchBook）–借阅记录查询（searchRecords）读者类（Reader）•属性：–姓名（String name）–联系方式（String contact）–借阅记录列表（Record[] records）•方法：–借书（borrowBook）–还书（returnBook）图书类（Book）•属性：–书名（String title）–作者（String author）–出版日期（Date publicationDate）–库存数量（int quantity）•方法：–增加库存（increaseQuantity）–减少库存（decreaseQuantity）借阅记录类（Record）•属性：–图书（Book book）–读者（Reader reader）–借阅日期（Date borrowDate）–归还日期（Date returnDate）•方法：–设置归还日期（setReturnDate）系统流程图下图展示了图书馆管理系统的基本流程：graph LRA[开始] --> B[登录]B --> C{用户类型}C -->|管理员| E[管理图书馆]C -->|读者| F[查询图书]F --> G{查询类型}G -->|书名| H[查询结果]G -->|作者| H[查询结果]G -->|出版日期| H[查询结果]F --> I[返回主菜单]I --> FE --> J{操作类型}J -->|添加读者| K[输入读者信息]K --> L[保存读者信息]J -->|删除读者| M[输入读者ID]M --> N[删除读者信息]J -->|编辑读者| O[输入读者ID]O --> P[输入更新信息]P --> Q[更新读者信息]J -->|添加图书| R[输入图书信息]R --> S[保存图书信息]J -->|删除图书| T[输入图书ID]T --> U[删除图书信息]J -->|编辑图书| V[输入图书ID]V --> W[输入更新信息]W --> X[更新图书信息]J -->|借书| Y[输入读者ID和图书ID]Y --> Z[创建借阅记录]J -->|还书| A1[输入借阅记录ID]A1 --> B1[设置归还日期]B1 --> C1[更新借阅记录]J -->|查询借阅记录| D1[输入读者ID]D1 --> E1[查询借阅记录信息]代码实现以下是Java图书馆管理系统的代码实现：public class Library {private Reader[] readers;private Book[] books;public void addReader(Reader reader) {// 添加读者}public void removeReader(int readerId) {// 删除读者}public void editReader(int readerId, Reader reader) { // 编辑读者信息}public void addBook(Book book) {// 添加图书}public void removeBook(int bookId) {// 删除图书}public void editBook(int bookId, Book book) { // 编辑图书信息}public void borrowBook(int readerId, int bookId) { // 借书}public void returnBook(int recordId) {// 还书}public Book[] searchBook(String keyword) {// 图书查询}public Record[] searchRecords(int readerId) { // 借阅记录查询}}public class Reader {private String name;private String contact;private Record[] records;public void borrowBook(int bookId) {// 借书}public void returnBook(int recordId) {// 还书}}public class Book {private String title;private String author;private Date publicationDate;private int quantity;public void increaseQuantity(int amount) {// 增加库存}public void decreaseQuantity(int amount) {// 减少库存}}public class Record {private Book book;private Reader reader;private Date borrowDate;private Date returnDate;public void setReturnDate(Date returnDate) {// 设置归还日期}}快速开始编译和运行图书馆管理系统的示例代码，请按照以下步骤：1.准备Java开发环境。

用java做的一个图书管理系统的源代码.doc

用 java 做的一个图书管理系统的源代码import .*;import .*;public class T{public static void main(String[] args) throws Exception{Connection conn=null;Statement stmt=null;ResultSet rs=null;while(true){Scanner scanner=new Scanner;"请输入用户名：");String username2=();"请输入密码：");String password2=();if(!("")||(""))){try{("");conn=("jdbc:odbc:book","","");String sql="select * from ww where username='"+username2+"'";stmt=();rs=(sql);if()){if("password").equals(password2)){"*********欢迎来山东科技大学图书馆管理系统********");while(true){" 1.图书信息");" 2. 读者信息");" 3. 管理员信息");" 4.借阅信息");" 5. 还书信息");" 6.逾期罚款或损坏赔偿信息");出");" 请输入选择功能的序号:"); int a=();switch(a){case 1:" 图书信息 : ");" 1. 查询图书信息 : ");" 2. 插入图书信息 : ");" 3. 删除图书信息 : ");" 4. 修改图书信息 : ");int a1=();switch(a1){case 1:" " "欢迎进入图书信息查询系统1. 无条件查询图书信息:2. 条件查询图书信息::");");");int d=();switch(d){case 1:int llll=0;无条件查询图书信息:");String Sql0 = "SELECT * FROM systembook ";rs= (Sql0);while()){String bookID =(1);String bookNo =(2);String bookName =(3);String bookWriter =(4);String bookPub =(5);","+bookNo+","+bookName+","+ bookWriter+","+bookPub);}"是否继续插入 yes/no no 返回主菜单 ");String k=();if("yes"))};if("no")){llll=1;};}break;条件查询图书信息 : ");" 1. 单条件查询图书信息: ");" 2. 模糊条件查询图书信息: ");" 3. 多表连接查询图书信息: ");" 4. 嵌套查询图书信息 : ");" 5. 谓词演算查询");int c12=();switch(c12){case 1:" 1.单条件查询 :");" 1.按图书名编码号查询图书信息:");int ddd=0;while(ddd!=1){"请输入图书编码号:");String A=();String sql1= "SELECT * FROM systembook WHERE bookID ='"+A+"' ";rs= (sql1);int x=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);x++;}if(x==0){" 查无此书 ,请重新输入 ");else{"是否继续按姓名查询yes/no no 返回主菜单 ");String k=();if("yes")){};if("no")){ddd=1;};};}break;case 2:" 2.模糊查询图书信息:");int dc=0;while(dc!=1){" 请用户输入图书名字中的模糊关键字");String E=();String sq123= "SELECT * FROM systembook WHERE bookName LIKE'"+E+"%'";rs= (sq123);int z=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);z++;}if(z==0){" 查无此书 ,请重新输入 ");}else{"是否继续输入图书名字中的模糊关键字yes/no no 返回主菜单 ");String k=();if("yes")){};if("no")){dc=1;表连接查询查询图书信息: ");int dq=0;while(dq!=1){" 查询逾期罚款或是赔偿表中的读者的相关信息");" 请输入逾期罚款或是赔偿的读者编码号");String F=();String sq1234= "SELECT * FROM fine,borrowbook,systemreader WHERE = AND = AND ='"+F+"' ";rs= (sq1234);int n=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);n++;}if(n==0){" 查无此人 ,请重新输入 ");}else{" 是否继续输入图书名字中的模糊关键字yes/no no 返回主菜单 ");if("yes")){};if("no")){ddd=1;};}}break;case 4:" 4.嵌套查询图书信息:");int dq1=0;while(dq1!=1){"查询某读者所在年级女读者的相关信息");"请输入某读者的读者编号");String G=();String sq12345= "SELECT * FROM systemreader WHERE reaGrade=(SELECT reaGrade FROM systemreader WHERE reaID='"+G+"') AND reasex='女'"; rs= (sq12345);int m=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);m++;}if(m==0){" 查无此书 ,请重新输入 ");}else{"是否继续输入读者编号yes/no no 返回主菜单 ");if("yes")){};if("no")){d=1;};}}break;case 5:" 5. 谓词演算查询：");int dq1123=0;while(dq1123!=1){"查询借阅了某本书的读者的相关信息");"请输入该书的名字");String H=();String sq123456= "SELECT* FROM systemreader WHERE reaID IN (SELECT reaID FROM borrowbook WHERE bookName='"+H+"')";rs= (sq123456);int l=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);l++;}if(l==0){" 查无此人 ,请重新输入 ");}else{" 是否继续输入图书名字yes/no no 返回主菜单");String k=();if("yes")){} ;if("no")){d=1;};}}break;}查询图书信息 :");String Sql = "SELECT * FROM systembook ";rs= (Sql);while()){插入图书信息: " 请按顺序插入图书条码号");,图书索书号,图书名字,图书作者,图书出版社");String str=();String []splitst=(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];String a15=splitst[4];String insertSql="INSERT INTO systembook(bookID,bookNo,bookName,bookWriter,bookPub) VALUES('"+a11+"','"+a12+"','"+a13+"','"+a14+"','"+a15+"')";int i=(insertSql);删除图书信息:");"请输入要删除的图书编号:");String Str=();String []Splitst=(",");String b3=Splitst[0];String sql1="SELECT * FROM systembook where bookID='"+b3+"'";rs= (sql1);int kkk=0;while()){String a22 =(1);String b22 =(2);String c22 =(3);String d22 =(4);String e22 =(5);String f22 =(6);","+b22+" ,"+c22+","+d22+","+e22+","+f22);kkk++;}if(kkk==0){"没有这本书，请重新输入");}else{{String deleSql= "DELETE FROM systembook WHEREbookID='"+b3+"'";int p=(deleSql);修改图书信息:");"请输入修改的图书ID");String S=();String sql1="SELECT * FROM systembook where bookID='"+S+"'";rs= (sql1);int lll=0;while()){String a222 =(1);String b222 =(2);String c222 =(3);String d222 =(4);String e222 =(5);String f222 =(6);","+b222+" ,"+c222+","+d222+","+e222+","+f222);lll++;}if(lll==0){"没有这本书，请重新输入");}else{"要将书名改为");String bbb=();String updateSql1="UPDATE systembook SET bookName='"+bbb+"' WHERE bookID='"+S+"'";int hh=(updateSql1);查询读者信息" 2. 插入读者信息 :");" 3. 删除读者信息 :");" 4. 修改读者信息:"int b1=();switch(b1){case 1:" 1. 查询读者信息 :"); :);");String ssql = "SELECT * FROM systemreader ";rs= (ssql);while()){插入读者信息 :");"请按顺序插入借书卡证号读者名字读者学号读者性别读者LBID 读者类型读者学院读者年级读者专业办证日期");String str=();String []splitst=(",");String b11=splitst[0];String b12=splitst[1];String b13=splitst[2];String b14=splitst[3];String b15=splitst[4];String b16=splitst[5];String b17=splitst[6];String b18=splitst[7];String b19=splitst[8];String b20=splitst[9];String insertSql="INSERT INTOsystemreader(reaID,reaName,reaNo,reaSex,reaLBID,reaType,reaDep,reaGrade,reaPre,reaDate) VALUES('"+b11+"','"+b12+"','"+b13+"','"+b14+"','"+b15+"','"+b16+"','"+b17+"','"+b18+"','"+b19+"' ,'"+b20+"')";int n=(insertSql);删除读者信息:");"请输入要删除的读者证号:");String Str=();String []Splitst=(",");String r=Splitst[0];String sql1="SELECT * FROM systemreader where reaID='"+r+"'";rs= (sql1);int kkk=0;while()){String a22 =(1);String b22 =(2);String c22 =(3);String d22 =(4);String e22 =(5);String f22 =(6);String g22 =(7);String h22 =(8);String i22 =(9);","+b22+" ,"+c22+","+d22+","+e22+","+f22+","+g22+","+h22+","+i22);kkk++;}if(kkk==0){"没有这个读者，请重新输入");}else{修改读者信息:");"请输入修改以后的读者的ID ");String S=();查询管理员信息 : ");" 2. 插入管理员信息 : ");" 3. 删除管理员信息 : ");" 4. 修改管理员信息 : ");" 5. 返回上一级");int c11=();switch(c11){case 1:" 1. 查询管理员信息: ");String Ssql = "SELECT * FROM manager ";rs= (Ssql);while()){插入管理员信息 :");" 请按顺序插入管理员的编号，管理员的姓名,管理员的性别,所管书库，电话，地址 ");String str=();String []splitst=(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];String a15=splitst[4];String a16=splitst[5];String insertSql="INSERT INTOmanager(mID,mName,mSex,mAuth,mTeleph,mAddre)VALUES('"+a11+"','"+a12+"','"+a13+"','"+a14+"','"+a15+"','"+a16+"')";int i=(insertSql);删除管理员信息:");"请输入要删除的管理员编号 :");String Str=();String []Splitst=(",");String b3=Splitst[0];String sql1="SELECT * FROM manager where mID='"+b3+"'";rs= (sql1);int kkk=0;while()){String a22 =(1);String b22 =(2);String c22 =(3);String d22 =(4);String e22 =(5);String f22 =(6);","+b22+" ,"+c22+","+d22+","+e22+","+f22);kkk++;}if(kkk==0){"没有这个管理员，请重新输入");}else{修改管理员信息: ");" 请输入要修改的管理员编号：");String S=();String []Ssplitst=(",");String c1=Ssplitst[0];String sql1="SELECT * FROM manager where mID='"+S+"'";rs= (sql1);int lll=0;while()){String a222 =(1);String b222 =(2);String c222 =(3);String d222 =(4);String e222 =(5);String f222 =(6);","+b222+" ,"+c222+","+d222+","+e222+","+f222);lll++;}if(lll==0){"没有这个管理员，请重新输入");}else{查询图书借阅信息信息: ");" 2. 插入图书借阅信息 : ");" 3. 删除图书借阅信息 : ");" 4. 修改图书借阅信息 : ");" 5. 返回上一级");int d=();switch(d){case 1:" 1. 查询图书借阅信息:");String Sql4 = "SELECT * FROM borrowbook ";rs= (Sql4);while()){String bookID =(1);String reaID =(2);String outDate =(3);String yhDate =(4);","+reaID+","+outDate+","+yhDate);}break;case 2:int zz=0;while(zz!=1){" 2. 插入图书借阅信息:");"请按顺序插入图书的的编号 ,读者编号 ,图书借出日期 ,图书归还日期 ");String str=();String []splitst=(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];删除图书借阅信息:");"请输入要删除的图书条码号 :");String Str=();String []Splitst=(",");String b3=Splitst[0];String sql1="SELECT * FROM borrowbook where bookID='"+b3+"'";rs= (sql1);int kkk=0;while()){String a22 =(1);String b22 =(2);String c22 =(3);String d22 =(4);修改借阅读书信息:");"请输入要修改的图书的 ID ");String S=();String []Ssplitst=(",");String c1=Ssplitst[0];String sql1="SELECT * FROM borrowbook where bookID='"+S+"'";rs= (sql1);int lll=0;while()){String a222 =(1);String b222 =(2);String c222 =(3);String d222 =(4);查询还书信息 : ");" 2. 插入还书信息 : ");" 3. 删除还书信息 : ");" 4. 修改还书信息 : ");" 5. 返回上一级");int e=();switch(e){case 1:"1. 查询还书信息 : ");sql = "SELECT * FROM return ";rs= (sql);while()){String reaID =(1);String bookID =(2);String bookName =(3);String inDate =(4);","+bookID+","+bookName+","+ inDate);}break;case 2:" 2. 插入还书信息:");"请按顺序插入读者卡号 ,图书编号 ,图书名称 ,还书日期 ");String str=();String []splitst=(",");String e1=splitst[0];String e2=splitst[1];String e3=splitst[2];String e4=splitst[3];String insertSql="INSERT INTO returnbook(reaID,bookID,bookName,inDate) VALUES('"+e1+"','"+e2+"','"+e3+"','"+e4+"')";int h=(insertSql); 删除还书书信息: ");"请输入要删除的读者证号:");String Str=();String []Splitst=(",");String f3=Splitst[0];String deleSql= "DELETE FROM return WHERE reaID='"+f3+"'";int w=(deleSql);查询罚款信息:");" 2. 插入罚款信息 : ");" 3. 删除罚款信息 : ");" 4. 修改罚款信息 : ");int g=();switch(g){case 1:"1. 查询罚款信息 : ");String Sssql = "SELECT * FROM fine ";rs= (Sssql);while()){插入罚款信息 : ");" 请按顺序插入读者卡号 , 图书编号 ,借书日期，超出日期 ,应缴罚款 ");String str=();String []splitst=(",");String g1=splitst[0];String g2=splitst[1];String g3=splitst[2];String g4=splitst[3];String g5=splitst[4];删除罚款信息 : ");"请输入要删除的读者证号:");String Str=();String []Splitst=(",");String r=Splitst[0];String deleSql= "DELETE FROM fine WHERE reaID='"+r+"'";int x=(deleSql); 查询借阅历史信息 : ");" 2. 插入借阅历史信息 : ");" 3. 删除借阅历史信息 : ");" 4. 修改借阅历史信息 : ");" 5. 返回上一级");int h=();switch(h){case 1:" 1. 查询历史借阅信息:");String Sql7 = "SELECT * FROM borrowhistory ";rs= (Sql7);while()){String bookID =(1);String reaID =(2);String bookName=(3);String bookWriter=(4);String outDate =(5);String yhDate =(6);","+reaID+","+bookName+","+bookWriter+","+outDate+","+yhDate);}break;case 2:" 2. 插入图书历史借阅信息:");"请按顺序插入图书的的编号 ,读者编号 ,,图书借出日期 ,图书归还日期 ");String str=();String []splitst=(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];删除图书历史借阅信息:");" 请输入要删除的图书条码号:");String Str=();String []Splitst=(",");String d3=Splitst[0];String deleSql= "DELETE bookID FROM borrowhistory WHERE bookID='"+d3+"'";int k=(deleSql);修改图书借阅历史信息" 请输入要修改的图书的借出日期String S=();:");");String []Ssplitst=(",");String c1=Ssplitst[0];String updateSql="UPDATE borrow SET outDate='"+c1+"' WHERE bookName=' 数据库 '";int t=(updateSql); // 返回记录影响的条数if(t!=0){" 修改成功 !");}break;}}}}}else{"非法用户！ ");}}catch(SQLException e) {();}//();();();}}}}。

用java做的一个图书管理系统的源代码

用j a v a做的一个图书管理系统的源代码标准化文件发布号：（9312-EUATWW-MWUB-WUNN-INNUL-DQQTY-用java做的一个图书管理系统的源代码import .*;import .*;public class T{public static void main(String[] args) throws Exception{Connection conn=null;Statement stmt=null;ResultSet rs=null;while(true){Scanner scanner=new Scanner;"请输入用户名：");String username2=();"请输入密码：");String password2=();if(!("")||(""))){try{("");conn=("jdbc:odbc:book","","");String sql="select * from ww where username='"+username2+"'"; stmt=();rs=(sql);if()){if("password").equals(password2)){"*********欢迎来山东科技大学图书馆管理系统********"); while(true){" 1.图书信息 ");" 2.读者信息 ");" 3.管理员信息 ");" 4.借阅信息 ");" 5.还书信息 ");" 6.逾期罚款或损坏赔偿信息");出 ");" 请输入选择功能的序号 :");int a=();switch(a){case 1:" 图书信息: ");" 1. 查询图书信息: ");" 2. 插入图书信息: ");" 3. 删除图书信息: ");" 4. 修改图书信息: ");int a1=();switch(a1){case 1:" 欢迎进入图书信息查询系统: ");" 1. 无条件查询图书信息: ");" 2. 条件查询图书信息: ");int d=();switch(d){case 1:int llll=0;无条件查询图书信息: ");String Sql0 = "SELECT * FROM systembook ";rs= (Sql0);while()){String bookID =(1);String bookNo =(2);String bookName =(3);String bookWriter =(4);String bookPub =(5);","+bookNo+","+bookName+","+ bookWriter+","+bookPub); }"是否继续插入yes/no no返回主菜单");String k=();if("yes")){};if("no")){llll=1;};}break;条件查询图书信息: ");" 1. 单条件查询图书信息: ");" 2. 模糊条件查询图书信息: ");" 3. 多表连接查询图书信息: ");" 4. 嵌套查询图书信息: ");" 5. 谓词演算查询 ");int c12=();switch(c12){case 1:" 1.单条件查询: ");" 1.按图书名编码号查询图书信息: ");int ddd=0;while(ddd!=1){"请输入图书编码号:");String A=();String sql1= "SELECT * FROM systembook WHERE bookID ='"+A+"' ";rs= (sql1);int x=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);x++;}if(x==0){"查无此书,请重新输入");}else{"是否继续按姓名查询yes/no no返回主菜单");String k=();if("yes")){};if("no")){ddd=1;};};}break;case 2:" 2.模糊查询图书信息: ");int dc=0;while(dc!=1){"请用户输入图书名字中的模糊关键字");String E=();String sq123= "SELECT * FROM systembook WHERE bookName LIKE'"+E+"%'";rs= (sq123);int z=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);z++;}if(z==0){"查无此书,请重新输入");else{"是否继续输入图书名字中的模糊关键字yes/no no返回主菜单");String k=();if("yes")){};if("no")){dc=1;表连接查询查询图书信息: ");int dq=0;while(dq!=1){"查询逾期罚款或是赔偿表中的读者的相关信息");"请输入逾期罚款或是赔偿的读者编码号");String F=();String sq1234= "SELECT * FROM fine,borrowbook,systemreader WHERE = AND = AND ='"+F+"' ";rs= (sq1234);int n=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);n++;}if(n==0){"查无此人,请重新输入");}else{"是否继续输入图书名字中的模糊关键字yes/no no返回主菜单");String k=();if("yes")){};if("no")){ddd=1;};}}break;case 4:" 4.嵌套查询图书信息: ");int dq1=0;while(dq1!=1){"查询某读者所在年级女读者的相关信息");"请输入某读者的读者编号");String G=();String sq12345= "SELECT * FROM systemreader WHERE reaGrade=(SELECT reaGrade FROM systemreader WHERE reaID='"+G+"') AND reasex='女'";rs= (sq12345);int m=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);m++;}if(m==0){"查无此书,请重新输入");}else{"是否继续输入读者编号yes/no no返回主菜单");String k=();if("yes"))};if("no")){d=1;};}}break;case 5:" 5. 谓词演算查询： ");int dq1123=0;while(dq1123!=1){"查询借阅了某本书的读者的相关信息");"请输入该书的名字");String H=();String sq123456= "SELECT * FROM systemreader WHERE reaID IN (SELECT reaID FROM borrowbook WHERE bookName='"+H+"')";rs= (sq123456);int l=0;while()){String a2 =(1);String b2 =(2);String c2 =(3);String d2 =(4);String e2 =(5);","+b2+" ,"+c2+","+d2+","+e2);l++;}if(l==0){"查无此人,请重新输入");}else{"是否继续输入图书名字yes/no no返回主菜单");String k=();if("yes")){};if("no")){d=1;};}}break;}查询图书信息: ");String Sql = "SELECT * FROM systembook ";rs= (Sql);while()){插入图书信息: ");"请按顺序插入图书条码号,图书索书号,图书名字,图书作者,图书出版社");String str=();String []splitst=(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];String a15=splitst[4];String insertSql="INSERT INTOsystembook(bookID,bookNo,bookName,bookWriter,bookPub)VALUES('"+a11+"','"+a12+"','"+a13+"','"+a14+"','"+a15+"')";int i=(insertSql); 删除图书信息: ");"请输入要删除的图书编号:");String Str=();String []Splitst=(",");String b3=Splitst[0];String sql1="SELECT * FROM systembook where bookID='"+b3+"'";rs= (sql1);int kkk=0;while()){String a22 =(1);String b22 =(2);String c22 =(3);String d22 =(4);String e22 =(5);String f22 =(6);","+b22+" ,"+c22+","+d22+","+e22+","+f22);kkk++;}if(kkk==0){"没有这本书，请重新输入");}else{{String deleSql= "DELETE FROM systembook WHERE bookID='"+b3+"'";int p=(deleSql); 修改图书信息: ");"请输入修改的图书ID ");String S=();String sql1="SELECT * FROM systembook where bookID='"+S+"'"; rs= (sql1);int lll=0;while()){String a222 =(1);String b222 =(2);String c222 =(3);String d222 =(4);String e222 =(5);String f222 =(6);","+b222+" ,"+c222+","+d222+","+e222+","+f222);lll++;}if(lll==0){"没有这本书，请重新输入");}else{"要将书名改为");String bbb=();String updateSql1="UPDATE systembook SET bookName='"+bbb+"' WHERE bookID='"+S+"'";int hh=(updateSql1); 查询读者信息: ");" 2. 插入读者信息: ");" 3. 删除读者信息: ");" 4. 修改读者信息: " );int b1=();switch(b1){case 1:" 1. 查询读者信息: ");String ssql = "SELECT * FROM systemreader ";rs= (ssql);while()){插入读者信息: ");"请按顺序插入借书卡证号读者名字读者学号读者性别读者LBID 读者类型读者学院读者年级读者专业办证日期");String str=();String []splitst=(",");String b11=splitst[0];String b12=splitst[1];String b13=splitst[2];String b14=splitst[3];String b15=splitst[4];String b16=splitst[5];String b17=splitst[6];String b18=splitst[7];String b19=splitst[8];String b20=splitst[9];String insertSql="INSERT INTOsystemreader(reaID,reaName,reaNo,reaSex,reaLBID,reaType,reaDep,reaGrade,reaPr e,reaDate)VALUES('"+b11+"','"+b12+"','"+b13+"','"+b14+"','"+b15+"','"+b16+"','"+b17+"','"+b18 +"','"+b19+"','"+b20+"')";int n=(insertSql); 删除读者信息: ");"请输入要删除的读者证号:");String Str=();String []Splitst=(",");String r=Splitst[0];String sql1="SELECT * FROM systemreader where reaID='"+r+"'";rs= (sql1);int kkk=0;while()){String a22 =(1);String b22 =(2);String c22 =(3);String d22 =(4);String e22 =(5);String f22 =(6);String g22 =(7);String h22 =(8);String i22 =(9);","+b22+" ,"+c22+","+d22+","+e22+","+f22+","+g22+","+h22+","+i22); kkk++;}if(kkk==0){"没有这个读者，请重新输入");}else{修改读者信息: ");"请输入修改以后的读者的ID ");String S=();查询管理员信息: ");" 2. 插入管理员信息: ");" 3. 删除管理员信息: ");" 4. 修改管理员信息: ");" 5. 返回上一级 ");int c11=();switch(c11){case 1:" 1. 查询管理员信息: ");String Ssql = "SELECT * FROM manager ";rs= (Ssql);while()){插入管理员信息: ");"请按顺序插入管理员的编号，管理员的姓名,管理员的性别,所管书库，电话，地址");String str=();String []splitst=(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];String a15=splitst[4];String a16=splitst[5];String insertSql="INSERT INTOmanager(mID,mName,mSex,mAuth,mTeleph,mAddre)VALUES('"+a11+"','"+a12+"','"+a13+"','"+a14+"','"+a15+"','"+a16+"')";int i=(insertSql); 删除管理员信息: ");"请输入要删除的管理员编号:");String Str=();String []Splitst=(",");String b3=Splitst[0];String sql1="SELECT * FROM manager where mID='"+b3+"'";rs= (sql1);int kkk=0;while()){String a22 =(1);String b22 =(2);String c22 =(3);String d22 =(4);String e22 =(5);String f22 =(6);","+b22+" ,"+c22+","+d22+","+e22+","+f22);kkk++;}if(kkk==0){"没有这个管理员，请重新输入");}else{修改管理员信息: ");"请输入要修改的管理员编号： ");String S=();String []Ssplitst=(",");String c1=Ssplitst[0];String sql1="SELECT * FROM manager where mID='"+S+"'"; rs= (sql1);int lll=0;while()){String a222 =(1);String b222 =(2);String c222 =(3);String d222 =(4);String e222 =(5);String f222 =(6);","+b222+" ,"+c222+","+d222+","+e222+","+f222); lll++;}if(lll==0){"没有这个管理员，请重新输入");}else{查询图书借阅信息信息: ");" 2. 插入图书借阅信息: ");" 3. 删除图书借阅信息: ");" 4. 修改图书借阅信息: ");" 5. 返回上一级 ");int d=();switch(d){case 1:" 1. 查询图书借阅信息: ");String Sql4 = "SELECT * FROM borrowbook ";rs= (Sql4);while()){String bookID =(1);String reaID =(2);String outDate =(3);String yhDate =(4);","+reaID+","+outDate+","+yhDate);}break;case 2:int zz=0;while(zz!=1){" 2. 插入图书借阅信息: ");"请按顺序插入图书的的编号,读者编号,图书借出日期,图书归还日期");String str=();String []splitst=(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];删除图书借阅信息: ");"请输入要删除的图书条码号:");String Str=();String []Splitst=(",");String b3=Splitst[0];String sql1="SELECT * FROM borrowbook where bookID='"+b3+"'";rs= (sql1);int kkk=0;while()){String a22 =(1);String b22 =(2);String c22 =(3);String d22 =(4);修改借阅读书信息: ");"请输入要修改的图书的ID ");String S=();String []Ssplitst=(",");String c1=Ssplitst[0];String sql1="SELECT * FROM borrowbook where bookID='"+S+"'";rs= (sql1);int lll=0;while()){String a222 =(1);String b222 =(2);String c222 =(3);String d222 =(4);查询还书信息: ");" 2. 插入还书信息: ");" 3. 删除还书信息: ");" 4. 修改还书信息: ");" 5. 返回上一级 ");int e=();switch(e){case 1:" 1. 查询还书信息: ");sql = "SELECT * FROM return ";rs= (sql);while()){String reaID =(1);String bookID =(2);String bookName =(3);String inDate =(4);","+bookID+","+bookName+","+ inDate);}break;case 2:" 2. 插入还书信息: ");"请按顺序插入读者卡号,图书编号,图书名称,还书日期");String str=();String []splitst=(",");String e1=splitst[0];String e2=splitst[1];String e3=splitst[2];String e4=splitst[3];String insertSql="INSERT INTOreturnbook(reaID,bookID,bookName,inDate)VALUES('"+e1+"','"+e2+"','"+e3+"','"+e4+"')";int h=(insertSql); 删除还书书信息: ");"请输入要删除的读者证号:");String Str=();String []Splitst=(",");String f3=Splitst[0];String deleSql= "DELETE FROM return WHERE reaID='"+f3+"'";int w=(deleSql); 查询罚款信息: ");" 2. 插入罚款信息: ");" 3. 删除罚款信息: ");" 4. 修改罚款信息: ");int g=();switch(g){case 1:" 1. 查询罚款信息: ");String Sssql = "SELECT * FROM fine ";rs= (Sssql);while()){插入罚款信息: ");"请按顺序插入读者卡号,图书编号,借书日期，超出日期,应缴罚款");String str=();String []splitst=(",");String g1=splitst[0];String g2=splitst[1];String g3=splitst[2];String g4=splitst[3];String g5=splitst[4];删除罚款信息: ");"请输入要删除的读者证号:");String Str=();String []Splitst=(",");String r=Splitst[0];String deleSql= "DELETE FROM fine WHERE reaID='"+r+"'";int x=(deleSql); 查询借阅历史信息: ");" 2. 插入借阅历史信息: ");" 3. 删除借阅历史信息: ");" 4. 修改借阅历史信息: ");" 5. 返回上一级 ");int h=();switch(h){case 1:" 1. 查询历史借阅信息: ");String Sql7 = "SELECT * FROM borrowhistory ";rs= (Sql7);while()){String bookID =(1);String reaID =(2);String bookName=(3);String bookWriter=(4);String outDate =(5);String yhDate =(6);","+reaID+","+bookName+","+bookWriter+","+outDate+","+yhDate);}break;case 2:" 2. 插入图书历史借阅信息: ");"请按顺序插入图书的的编号,读者编号,,图书借出日期,图书归还日期");String str=();String []splitst=(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];删除图书历史借阅信息: ");"请输入要删除的图书条码号:");String Str=();String []Splitst=(",");String d3=Splitst[0];String deleSql= "DELETE bookID FROM borrowhistory WHEREbookID='"+d3+"'";int k=(deleSql); 修改图书借阅历史信息: ");"请输入要修改的图书的借出日期 ");String S=();String []Ssplitst=(",");String c1=Ssplitst[0];String updateSql="UPDATE borrow SET outDate='"+c1+"' WHERE bookName='数据库'";int t=(updateSql); //返回记录影响的条数if(t!=0){"修改成功!");}break;}}}}}else{"非法用户！");}}catch(SQLException e) { ();}//();();();}}}}。

java编写的图书管理系统源代码

/用户登陆数据库代码：importjava.sql.*;classDatabase{Connectioncon;ResultSetrs;Statementstmt;publicDatabase(){try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");//加载JDBC-ODBC桥驱动程序Stringurl="jdbcdbc:HDB";con=DriverManager.getConnection(url);//连接数据库HDB//stmt提供一个创建SQL查询、执行查询、得到返回结果的空间stmt= //con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,//ResultSet.CONCUR_READ_ONLY);}catch(Exceptionex){System.out.println(ex);}}/*根据用户名，获取密码*/publicStringgetPswd(Stringname){try{//rs为执行SQL语句所查询的结果赋给结果集对象rsrs=stmt.executeQuery("SELECTpswdFROMUserWHEREName='"+name+"'");st();//把rs的指针移到最后一行if(rs.getRow()==0){returnnull;}else{StringpswdDB=rs.getString("Pswd");//获取rs结果集中的pswd列的数据returnpswdDB;}}catch(Exceptione){System.out.println(e);returnnull;}}/*增加一行用户名、密码数据*/publicbooleaninsertData(Stringname,Stringpswd){try{Strings=getPswd(name);if(s==null){intrtn=stmt.executeUpdate("INSERTINTOUserVALUES('"+name+"','"+pswd+"')");if(rtn!=0)returntrue;}else{returnfalse;}returnfalse;}catch(Exceptionet){System.out.println(et);returnfalse;}}}//进库数据库代码：importjava.sql.Connection;importjava.sql.DriverManager;importjava.sql.ResultSet;importjava.sql.Statement;classBookDatabase{Connectioncon;ResultSetrs;Statementstmt;publicBookDatabase(){try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");//加载JDBC-ODBC桥驱动程序Stringurl="jdbcdbc:Book";con=DriverManager.getConnection(url);//连接数据库HDB//stmt提供一个创建SQL查询、执行查询、得到返回结果的空间stmt=con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_READ_ONLY);}catch(Exceptionex){System.out.println(ex);}}/*增加一行用户名、密码数据*/publicbooleaninsertData(Stringid,Stringname,Stringwhere,Stringprice,Stringdate){try{intrtn=stmt.executeUpdate("INSERTINTOBookVALUES('"+id +"','"+name+"','"+where+"','"+price+"','"+date+"')");if(rtn!=0){returntrue;}else{returnfalse;}}catch(Exceptionet){System.out.println(et);returnfalse;}}/**publicbooleandeleteData(Stringid){try{intrtn=*stmt.executeUpdate("DELETEFROMBookWHEREid=001");if(rtn!=0){ *returntrue;}else{returnfalse;}}catch(Exceptione){*System.out.println(e);returnfalse;}}publicbooleanSelect(String*id){try{intrtn=stmt.executeUpdate("SELECT*FROMBookInWHERE *id='"+id+"'");**if(rtn!=0){returntrue;}else{returnfalse;}}catch(Exception*e){System.out.println(e);returnfalse;}}*/}//出库数据库代码：importjava.sql.Connection;importjava.sql.DriverManager;importjava.sql.ResultSet;importjava.sql.Statement;classBookDatabase1{Connectioncon;ResultSetrs;Statementstmt;publicBookDatabase1(){try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");//加载JDBC-ODBC桥驱动程序Stringurl="jdbcdbc:Book";con=DriverManager.getConnection(url);//连接数据库HDB//stmt提供一个创建SQL查询、执行查询、得到返回结果的空间stmt=con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_READ_ONLY);}catch(Exceptionex){System.out.println(ex);}}/**增加一行用户名、密码数据publicbooleaninsertData(Stringid,Stringname,String*where,String**price,Stringdate){try{intrtn=stmt.executeUpdate("INSERTINTO*BookInVALUES('"+id+**"','"+name+"','"+where+"','"+price+"','"+date+"')");**if(rtn!=0){returntrue;}else{returnfalse;}}catch(Exception*et){System.out.println(et);returnfalse;}}*/publicbooleandeleteData(Stringid){try{intrtn=stmt.executeUpdate("DELETEFROMBookWHEREid='"+id+"'");if(rtn!=0){returntrue;}else{returnfalse;}}catch(Exceptione){System.out.println(e);returnfalse;}}/**publicbooleanSelect(Stringid){try{intrtn=*stmt.executeUpdate("SELECT*FROMBookInWHEREid='"+id+"'");if(rtn!=*0){returntrue;}else{returnfalse;}}catch(Exceptione){*System.out.println(e);returnfalse;}}*/}//查询数据库代码;importjava.awt.*;importjava.awt.event.*;importjava.sql.*;importjavax.swing.*;classBookDatabase2extendsJFrame{Stringnumber,name,address,prices,day;Connectioncon;Statementstmt=null;ResultSetresult=null;Stringsql=null;publicBookDatabase2(){try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");//加载JDBC-ODBC桥驱动程序Stringurl="jdbc:odbc:Book";con=DriverManager.getConnection(url);//连接数据库HDB//stmt提供一个创建SQL查询、执行查询、得到返回结果的空间stmt=con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_READ_ONLY);}catch(Exceptionex){System.out.println(ex);}}publicvoidselect(Stringid){try{sql="SELECT*FROMBookwhereid='"+id+"'";result=stmt.executeQuery(sql);while(result.next()){number=result.getString(1);name=result.getString(2);address=result.getString(3);prices=result.getString(4);day=result.getString(4);}JOptionPane.showMessageDialog(BookDatabase2.this,"成功查询图书!\n"+"图书ID:"+number+"\n"+"图书名称:"+name+"\n"+"出版社"+address+"\n"+"价格:"+prices+"\n"+"出版日期:"+day+"\n","提示",JOptionPane.ERROR_MESSAGE);}catch(Exceptione){System.out.println(e);}}。

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。

用java做的一个图书管理系统的源代码

用java做的一个图书管理系统的源代码import java.sql.*;import java.util.*;public class T{public static void main(String[] args) throws Exception{Connection conn=null;Statement stmt=null;ResultSet rs=null;while(true){Scanner scanner=new Scanner(System.in);System.out.println("请输入用户名：");String username2=scanner.next();System.out.println("请输入密码：");String password2=scanner.next();if(!(username2.equals("")||password2.equals(""))){try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");conn=DriverManager.getConnection("jdbc:odbc:book","","");String sql="select * from ww where username='"+username2+"'";stmt=conn.createStatement();rs=stmt.executeQuery(sql);if(rs.next()){if(rs.getString("password").equals(password2)){System.out.println("*********欢迎来山东科技大学图书馆管理系统********");while(true){System.out.println(" 1.图书信息");System.out.println(" 2.读者信息");System.out.println(" 3.管理员信息");System.out.println(" 4.借阅信息");System.out.println(" 5.还书信息");System.out.println(" 6.逾期罚款或损坏赔偿信息");//System.out.println(" 7.退出");System.out.println(" 请输入选择功能的序号:");int a=scanner.nextInt();switch(a){case 1:System.out.println(" 图书信息: ");System.out.println(" 1. 查询图书信息: ");System.out.println(" 2. 插入图书信息: ");System.out.println(" 3. 删除图书信息: ");System.out.println(" 4. 修改图书信息: ");int a1=scanner.nextInt();switch(a1){case 1:System.out.println(" 欢迎进入图书信息查询系统: ");System.out.println(" 1. 无条件查询图书信息: ");System.out.println(" 2. 条件查询图书信息: ");int d=scanner.nextInt();switch(d){case 1:int llll=0;//int mm=0;while(llll!=1){System.out.println(" 1. 无条件查询图书信息: ");String Sql0 = "SELECT * FROM systembook ";rs= stmt.executeQuery(Sql0);while(rs.next()){String bookID =rs.getString(1);String bookNo =rs.getString(2);String bookName =rs.getString(3);String bookWriter =rs.getString(4);String bookPub =rs.getString(5);System.out.println(bookID+","+bookNo+","+bookName+","+ bookWriter+","+bookPub);}System.out.println("是否继续插入？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){llll=1;System.out.println();};}break;//break;case 2:System.out.println(" 2. 条件查询图书信息: ");System.out.println(" 1. 单条件查询图书信息: ");System.out.println(" 2. 模糊条件查询图书信息: ");System.out.println(" 3. 多表连接查询图书信息: ");System.out.println(" 4. 嵌套查询图书信息: ");System.out.println(" 5. 谓词演算查询");int c12=scanner.nextInt();switch(c12){case 1:System.out.println(" 1.单条件查询: ");System.out.println(" 1.按图书名编码号查询图书信息: ");int ddd=0;while(ddd!=1){System.out.println("请输入图书编码号:");String A=scanner.next();String sql1= "SELECT * FROM systembook WHERE bookID ='"+A+"' ";rs= stmt.executeQuery(sql1);int x=0;while(rs.next()){String a2 =rs.getString(1);String b2 =rs.getString(2);String c2 =rs.getString(3);String d2 =rs.getString(4);String e2 =rs.getString(5);System.out.println(a2+","+b2+" ,"+c2+","+d2+","+e2);x++;}if(x==0){System.out.println("查无此书,请重新输入");}else{System.out.println("是否继续按姓名查询？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){ddd=1;System.out.println();};};}break;case 2:System.out.println(" 2.模糊查询图书信息: ");int dc=0;while(dc!=1){System.out.println("请用户输入图书名字中的模糊关键字");String E=scanner.next();String sq123= "SELECT * FROM systembook WHERE bookName LIKE'"+E+"%'";rs= stmt.executeQuery(sq123);int z=0;while(rs.next()){String a2 =rs.getString(1);String b2 =rs.getString(2);String c2 =rs.getString(3);String d2 =rs.getString(4);String e2 =rs.getString(5);System.out.println(a2+","+b2+" ,"+c2+","+d2+","+e2);z++;}if(z==0){System.out.println("查无此书,请重新输入");}else{System.out.println("是否继续输入图书名字中的模糊关键字？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){dc=1;System.out.println();// break;};}}break;case 3:System.out.println(" 3.多表连接查询查询图书信息: ");int dq=0;while(dq!=1){System.out.println("查询逾期罚款或是赔偿表中的读者的相关信息");System.out.println("请输入逾期罚款或是赔偿的读者编码号");String F=scanner.next();String sq1234= "SELECT * FROM fine,borrowbook,systemreader WHERE fine.bookID=borrowbook.bookID AND borrowbook.reaID=systemreader.reaID AND fine.bookID='"+F+"' ";rs= stmt.executeQuery(sq1234);int n=0;while(rs.next()){String a2 =rs.getString(1);String b2 =rs.getString(2);String c2 =rs.getString(3);String d2 =rs.getString(4);String e2 =rs.getString(5);System.out.println(a2+","+b2+" ,"+c2+","+d2+","+e2);n++;}if(n==0){System.out.println("查无此人,请重新输入");}else{System.out.println("是否继续输入图书名字中的模糊关键字？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){ddd=1;System.out.println();};}}break;case 4:System.out.println(" 4.嵌套查询图书信息: ");int dq1=0;System.out.println("查询某读者所在年级女读者的相关信息");System.out.println("请输入某读者的读者编号");String G=scanner.next();String sq12345= "SELECT * FROM systemreader WHERE reaGrade=(SELECT reaGrade FROM systemreader WHERE reaID='"+G+"') AND reasex='女'";rs= stmt.executeQuery(sq12345);int m=0;while(rs.next()){String a2 =rs.getString(1);String b2 =rs.getString(2);String c2 =rs.getString(3);String d2 =rs.getString(4);String e2 =rs.getString(5);System.out.println(a2+","+b2+" ,"+c2+","+d2+","+e2);m++;}if(m==0){System.out.println("查无此书,请重新输入");}else{System.out.println("是否继续输入读者编号？yes/no no 返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){d=1;System.out.println();};}}break;System.out.println(" 5. 谓词演算查询：");int dq1123=0;while(dq1123!=1){System.out.println("查询借阅了某本书的读者的相关信息");System.out.println("请输入该书的名字");String H=scanner.next();String sq123456= "SELECT * FROM systemreader WHERE reaID IN (SELECT reaID FROM borrowbook WHERE bookName='"+H+"')";rs= stmt.executeQuery(sq123456);int l=0;while(rs.next()){String a2 =rs.getString(1);String b2 =rs.getString(2);String c2 =rs.getString(3);String d2 =rs.getString(4);String e2 =rs.getString(5);System.out.println(a2+","+b2+" ,"+c2+","+d2+","+e2);l++;}if(l==0){System.out.println("查无此人,请重新输入");}else{System.out.println("是否继续输入图书名字？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){d=1;System.out.println();};}}break;}//c12break;}break;/*case 1:System.out.println(" 1. 查询图书信息: ");String Sql = "SELECT * FROM systembook ";rs= stmt.executeQuery(Sql);while(rs.next()){//String str =scanner.next();String bookID =rs.getString(1);String bookNo =rs.getString(2);String bookName =rs.getString(3);String bookWriter =rs.getString(4);String bookPub =rs.getString(5);System.out.println(bookID+","+bookNo+","+bookName+","+ bookWriter+","+bookPub);}break;*/case 2:int zz=0;while(zz!=1){System.out.println(" 2. 插入图书信息: ");System.out.println("请按顺序插入图书条码号,图书索书号,图书名字,图书作者,图书出版社");String str=scanner.next();String []splitst=str.split(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];String a15=splitst[4];String insertSql="INSERT INTO systembook(bookID,bookNo,bookName,bookWriter,bookPub)VALUES('"+a11+"','"+a12+"','"+a13+"','"+a14+"','"+a15+"')";int i=stmt.executeUpdate(insertSql); //返回记录影响的条数if(i!=0){System.out.println("插入成功!"); }System.out.println("是否继续插入？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){zz=1;System.out.println();};}break;case 3:int ll=0;//int mm=0;while(ll!=1){System.out.println(" 3. 删除图书信息: ");System.out.println("请输入要删除的图书编号:");String Str=scanner.next();String []Splitst=Str.split(",");String b3=Splitst[0];String sql1="SELECT * FROM systembook where bookID='"+b3+"'";rs= stmt.executeQuery(sql1);int kkk=0;while(rs.next()){String a22 =rs.getString(1);String b22 =rs.getString(2);String c22 =rs.getString(3);String d22 =rs.getString(4);String e22 =rs.getString(5);String f22 =rs.getString(6);System.out.println(a22+","+b22+" ,"+c22+","+d22+","+e22+","+f22);kkk++;}if(kkk==0){System.out.println( "没有这本书，请重新输入");}else{{String deleSql= "DELETE FROM systembook WHERE bookID='"+b3+"'";int p=stmt.executeUpdate(deleSql); //返回记录影响的条数if(p!=0){System.out.println("删除成功!");}System.out.println("是否继续删除？yes/no no返回主菜单");String l=scanner.next();if(l.startsWith("yes")){System.out.println();};if(l.startsWith("no")){ll=1;System.out.println();};};}}break;case 4:int mm=0;while(mm!=1){System.out.println(" 4. 修改图书信息: ");System.out.println("请输入修改的图书ID ");String S=scanner.next();String sql1="SELECT * FROM systembook where bookID='"+S+"'";rs= stmt.executeQuery(sql1);int lll=0;while(rs.next()){String a222 =rs.getString(1);String b222 =rs.getString(2);String c222 =rs.getString(3);String d222 =rs.getString(4);String e222 =rs.getString(5);String f222 =rs.getString(6);System.out.println(a222+","+b222+" ,"+c222+","+d222+","+e222+","+f222);lll++;}if(lll==0){System.out.println( "没有这本书，请重新输入");}else{System.out.println("要将书名改为");String bbb=scanner.next();String updateSql1="UPDATE systembook SET bookName='"+bbb+"' WHERE bookID='"+S+"'";int hh=stmt.executeUpdate(updateSql1); //返回记录影响的条数if(hh!=0){System.out.println("修改成功!");}System.out.println("是否继续修改yes/no no返回主菜单");String o=scanner.next();if(o.startsWith("yes")){System.out.println();};if(o.startsWith("no")){mm=1;System.out.println();};}}break;}break;/* String updateSql="UPDATE systembook SET bookCopy='"+c1+"' WHERE bookName='数据库管理'";int t=stmt.executeUpdate(updateSql); //返回记录影响的条数if(t!=0){System.out.println("修改成功!");}break;}break;*/case 2:System.out.println(" 读者信息: ");System.out.println(" 1. 查询读者信息: ");System.out.println(" 2. 插入读者信息: ");System.out.println(" 3. 删除读者信息: ");System.out.println(" 4. 修改读者信息: " );int b1=scanner.nextInt();switch(b1){case 1:System.out.println(" 1. 查询读者信息: ");String ssql = "SELECT * FROM systemreader ";rs= stmt.executeQuery(ssql);while(rs.next()){//String str =scanner.next();String reaID=rs.getString(1);String reaName =rs.getString(2);String reaLBID =rs.getString(3);String reaNo =rs.getString(4);String reaSex =rs.getString(5);String reaType =rs.getString(6);String reaDep =rs.getString(7);String reaGrade =rs.getString(8);String reaPre =rs.getString(9);String reaDate =rs.getString(10);System.out.println(reaID+","+reaName+","+reaNo+","+reaSex+","+reaLBID+","+reaType+","+reaD ep+","+reaGrade+","+reaPre+","+reaDate);}break;case 2:int zz=0;while(zz!=1){System.out.println(" 2. 插入读者信息: ");System.out.println("请按顺序插入借书卡证号读者名字读者学号读者性别读者LBID 读者类型读者学院读者年级读者专业办证日期");String str=scanner.next();String []splitst=str.split(",");String b11=splitst[0];String b12=splitst[1];String b13=splitst[2];String b14=splitst[3];String b15=splitst[4];String b16=splitst[5];String b17=splitst[6];String b18=splitst[7];String b19=splitst[8];String b20=splitst[9];String insertSql="INSERT INTO systemreader(reaID,reaName,reaNo,reaSex,reaLBID,reaType,reaDep,reaGrade,reaPre,reaDate) VALUES('"+b11+"','"+b12+"','"+b13+"','"+b14+"','"+b15+"','"+b16+"','"+b17+"','"+b18+"','"+b19+"' ,'"+b20+"')";int n=stmt.executeUpdate(insertSql); //返回记录影响的条数if(n!=0){System.out.println("插入成功!"); }System.out.println("是否继续插入？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){zz=1;System.out.println();};}break;case 3:int ll=0;while(ll!=1){System.out.println(" 3. 删除读者信息: ");System.out.println("请输入要删除的读者证号:");String Str=scanner.next();String []Splitst=Str.split(",");String r=Splitst[0];String sql1="SELECT * FROM systemreader where reaID='"+r+"'";rs= stmt.executeQuery(sql1);int kkk=0;while(rs.next()){String a22 =rs.getString(1);String b22 =rs.getString(2);String c22 =rs.getString(3);String d22 =rs.getString(4);String e22 =rs.getString(5);String f22 =rs.getString(6);String g22 =rs.getString(7);String h22 =rs.getString(8);String i22 =rs.getString(9);System.out.println(a22+","+b22+" ,"+c22+","+d22+","+e22+","+f22+","+g22+","+h22+","+i22);kkk++;}if(kkk==0){System.out.println( "没有这个读者，请重新输入");}else{//System.out.println( "您是否真的要删除? yes/no");//String k=scanner.next();//if(k.startsWith("y")){String deleSql= "DELETE FROM systemreader WHERE reaID='"+r+"'";int p=stmt.executeUpdate(deleSql); //返回记录影响的条数if(p!=0){System.out.println("删除成功!");}System.out.println("是否继续删除？yes/no no返回主菜单");String l=scanner.next();if(l.startsWith("yes")){System.out.println();};if(l.startsWith("no")){ll=1;System.out.println();};};}}/* String deleSql= "DELETE FROM systemreader WHERE reaID='"+r+"'";int m=stmt.executeUpdate(deleSql); //返回记录影响的条数if(m!=0){System.out.println("删除成功!");}*/break;case 4:int mm=0;while(mm!=1){System.out.println(" 4. 修改读者信息: ");System.out.println("请输入修改以后的读者的ID ");String S=scanner.next();// String []Ssplitst=S.split(",");//String tt=Ssplitst[0];String sql1="SELECT * FROM systemreader where reaID='"+S+"'";rs= stmt.executeQuery(sql1);int lll=0;while(rs.next()){String a222 =rs.getString(1);String b222 =rs.getString(2);String c222 =rs.getString(3);String d222 =rs.getString(4);String e222 =rs.getString(5);String f222 =rs.getString(6);String g222 =rs.getString(7);String h222 =rs.getString(8);String i222 =rs.getString(9);String j222 =rs.getString(10);System.out.println(a222+","+b222+" ,"+c222+","+d222+","+e222+","+f222+","+g222+","+h222+", "+i222+","+j222);lll++;}if(lll==0){System.out.println( "没有这个人，请重新输入");}else{System.out.println("要将名字改为");String bb=scanner.next();String updateSql="UPDATE systemreader SET reaName='"+bb+"' WHERE reaID='"+S+"'";int hh=stmt.executeUpdate(updateSql); //返回记录影响的条数if(hh!=0){System.out.println("修改成功!");}System.out.println("是否继续修改yes/no no返回主菜单");String o=scanner.next();if(o.startsWith("yes")){System.out.println();};if(o.startsWith("no")){mm=1;System.out.println();};}}break;/* String updateSql="UPDATE systemreader SET reaSex='"+tt+"' WHERE reaID='20030101'";int l=stmt.executeUpdate(updateSql); //返回记录影响的条数if(l!=0){System.out.println("修改成功!");}break;*/}break;case 3:System.out.println(" 管理员信息: ");System.out.println(" 1. 查询管理员信息: ");System.out.println(" 2. 插入管理员信息: ");System.out.println(" 3. 删除管理员信息: ");System.out.println(" 4. 修改管理员信息: ");System.out.println(" 5. 返回上一级");int c11=scanner.nextInt();switch(c11){case 1:System.out.println(" 1. 查询管理员信息: ");String Ssql = "SELECT * FROM manager ";rs= stmt.executeQuery(Ssql);while(rs.next()){// String str =scanner.next();String mID =rs.getString(1);String mName=rs.getString(2);String mSex =rs.getString(3);System.out.println(mID+","+mName+","+mSex);}break;case 2:int zz=0;while(zz!=1){System.out.println(" 2. 插入管理员信息: ");System.out.println("请按顺序插入管理员的编号，管理员的姓名,管理员的性别,所管书库，电话，地址");String str=scanner.next();String []splitst=str.split(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];String a15=splitst[4];String a16=splitst[5];String insertSql="INSERT INTO manager(mID,mName,mSex,mAuth,mTeleph,mAddre)VALUES('"+a11+"','"+a12+"','"+a13+"','"+a14+"','"+a15+"','"+a16+"')";int i=stmt.executeUpdate(insertSql); //返回记录影响的条数if(i!=0){System.out.println("插入成功!");}System.out.println("是否继续插入？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){zz=1;System.out.println();};}break;case 3:int ll=0;while(ll!=1){System.out.println(" 3. 删除管理员信息: ");System.out.println("请输入要删除的管理员编号:");String Str=scanner.next();String []Splitst=Str.split(",");String b3=Splitst[0];String sql1="SELECT * FROM manager where mID='"+b3+"'";rs= stmt.executeQuery(sql1);int kkk=0;while(rs.next()){String a22 =rs.getString(1);String b22 =rs.getString(2);String c22 =rs.getString(3);String d22 =rs.getString(4);String e22 =rs.getString(5);String f22 =rs.getString(6);System.out.println(a22+","+b22+" ,"+c22+","+d22+","+e22+","+f22);kkk++;}if(kkk==0){System.out.println( "没有这个管理员，请重新输入");}else{//System.out.println( "您是否真的要删除? yes/no");//String k=scanner.next();//if(k.startsWith("y")){String deleSql= "DELETE FROM manager WHERE mID='"+b3+"'";int p=stmt.executeUpdate(deleSql); //返回记录影响的条数if(p!=0){System.out.println("删除成功!");}System.out.println("是否继续删除？yes/no no返回主菜单");String l=scanner.next();if(l.startsWith("yes")){System.out.println();};if(l.startsWith("no")){ll=1;System.out.println();};};}}/* String deleSql= "DELETE mID FROM manager WHERE mID='"+b3+"'";int k=stmt.executeUpdate(deleSql); //返回记录影响的条数if(k!=0){System.out.println("删除成功!");}*/break;case 4:int mm=0;while(mm!=1){System.out.println(" 4. 修改管理员信息: ");System.out.println("请输入要修改的管理员编号：");String S=scanner.next();String []Ssplitst=S.split(",");String c1=Ssplitst[0];String sql1="SELECT * FROM manager where mID='"+S+"'";rs= stmt.executeQuery(sql1);int lll=0;while(rs.next()){String a222 =rs.getString(1);String b222 =rs.getString(2);String c222 =rs.getString(3);String d222 =rs.getString(4);String e222 =rs.getString(5);String f222 =rs.getString(6);System.out.println(a222+","+b222+" ,"+c222+","+d222+","+e222+","+f222);lll++;}if(lll==0){System.out.println( "没有这个管理员，请重新输入");}else{// System.out.println( "要修改的信息");//String aa=scanner.next();System.out.println("要将它改为");String bb=scanner.next();String updateSql="UPDATE manager SET mName='"+bb+"' WHERE mID='"+S+"'";int hh=stmt.executeUpdate(updateSql); //返回记录影响的条数if(hh!=0){System.out.println("修改成功!");}System.out.println("是否继续修改yes/no no返回主菜单");String o=scanner.next();if(o.startsWith("yes")){System.out.println();};if(o.startsWith("no")){mm=1;System.out.println();};}}break;}break;/*String updateSql="UPDATE manager SET mSex='"+c1+"' WHERE mID=1";int t=stmt.executeUpdate(updateSql); //返回记录影响的条数if(t!=0){System.out.println("修改成功!");}}break;*/case 4:System.out.println(" 图书借阅信息: ");System.out.println(" 1. 查询图书借阅信息信息: ");System.out.println(" 2. 插入图书借阅信息: ");System.out.println(" 3. 删除图书借阅信息: ");System.out.println(" 4. 修改图书借阅信息: ");System.out.println(" 5. 返回上一级");int d=scanner.nextInt();switch(d){case 1:System.out.println(" 1. 查询图书借阅信息: ");String Sql4 = "SELECT * FROM borrowbook ";rs= stmt.executeQuery(Sql4);while(rs.next()){String bookID =rs.getString(1);String reaID =rs.getString(2);String outDate =rs.getString(3);String yhDate =rs.getString(4);System.out.println(bookID+","+reaID+","+outDate+","+yhDate);}break;case 2:int zz=0;while(zz!=1){System.out.println(" 2. 插入图书借阅信息: ");System.out.println("请按顺序插入图书的的编号,读者编号,图书借出日期,图书归还日期");String str=scanner.next();String []splitst=str.split(",");String a11=splitst[0];String a12=splitst[1];String a13=splitst[2];String a14=splitst[3];//String a15=splitst[4];//String a16=splitst[5];String insertSql="INSERT INTO borrowbook(bookID,reaID,outDate,yhDate) VALUES('"+a11+"','"+a12+"','"+a13+"','"+a14+"')";int ii=stmt.executeUpdate(insertSql); //返回记录影响的条数if(ii!=0){System.out.println("插入成功!");}System.out.println("是否继续插入？yes/no no返回主菜单");String k=scanner.next();if(k.startsWith("yes")){System.out.println();};if(k.startsWith("no")){zz=1;System.out.println();};}break;case 3:int ll=0;while(ll!=1){System.out.println(" 3. 删除图书借阅信息: ");System.out.println("请输入要删除的图书条码号:");String Str=scanner.next();String []Splitst=Str.split(",");String b3=Splitst[0];String sql1="SELECT * FROM borrowbook where bookID='"+b3+"'";rs= stmt.executeQuery(sql1);int kkk=0;while(rs.next()){String a22 =rs.getString(1);String b22 =rs.getString(2);String c22 =rs.getString(3);String d22 =rs.getString(4);// String e22 =rs.getString(5);//String f22 =rs.getString(6);System.out.println(a22+","+b22+" ,"+c22+","+d22);kkk++;}if(kkk==0){System.out.println( "没有这本书，请重新输入");}else{//System.out.println( "您是否真的要删除? yes/no");//String k=scanner.next();//if(k.startsWith("y")){String deleSql= "DELETE FROM borrowbook WHERE bookID='"+b3+"'";int p=stmt.executeUpdate(deleSql); //返回记录影响的条数if(p!=0){System.out.println("删除成功!");}System.out.println("是否继续删除？yes/no no返回主菜单");String l=scanner.next();if(l.startsWith("yes")){System.out.println();};if(l.startsWith("no")){ll=1;System.out.println();};}}}/* String deleSql= "DELETE bookID FROM borrowbook WHERE bookID='"+b3+"'";int k=stmt.executeUpdate(deleSql); //返回记录影响的条数if(k!=0){System.out.println("删除成功!");}*/break;case 4:int mm=0;while(mm!=1)System.out.println(" 4. 修改借阅读书信息: ");System.out.println("请输入要修改的图书的ID ");String S=scanner.next();String []Ssplitst=S.split(",");String c1=Ssplitst[0];String sql1="SELECT * FROM borrowbook where bookID='"+S+"'";rs= stmt.executeQuery(sql1);int lll=0;while(rs.next()){String a222 =rs.getString(1);String b222 =rs.getString(2);String c222 =rs.getString(3);String d222 =rs.getString(4);//String e222 =rs.getString(5);//String f222 =rs.getString(6);System.out.println(a222+","+b222+" ,"+c222+","+d222);lll++;}if(lll==0){System.out.println( "没有这条记录，请重新输入");}else{// System.out.println( "要修改的信息");//String aa=scanner.next();System.out.println("要将借阅日期改为");String bb=scanner.next();String updateSql="UPDATE borrowbook SET outDate='"+bb+"' WHERE bookID='"+S+"'";int hh=stmt.executeUpdate(updateSql); //返回记录影响的条数if(hh!=0){System.out.println("修改成功!");}System.out.println("是否继续修改yes/no no返回主菜单");String o=scanner.next();if(o.startsWith("yes")){System.out.println();};if(o.startsWith("no")){mm=1;System.out.println();};}break;}break;。

基于java的图书管理系统源代码

声明：本系统是基于C/S的图书管理系统，主要使用的是Oracle数据库，下面附所有实现代码package library;import java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.sql.ResultSet;import javax.swing.JButton;import javax.swing.JComboBox;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JTextField;public class book_add extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2;JLabel book_id_label,book_name_label,author_label,press_label,press_date_label,price_label,book_num_label,borrowed_num_label,a ddress;JTextField book_id_TextField,book_name_TextField,author_TextField,press_TextField,press_date_TextField,price_TextField,book_num_TextField,borrowed_count;JComboBox addresst;Container c;JButton clear,add,exit;public book_add(){super("添加图书信息");c=getContentPane();c.setLayout(new BorderLayout());book_id_label=new JLabel("编号",JLabel.CENTER);book_name_label=new JLabel("名称",JLabel.CENTER);author_label=new JLabel("作者",JLabel.CENTER);press_label=new JLabel("出版社",JLabel.CENTER);press_date_label=new JLabel("出版日期",JLabel.CENTER); price_label=new JLabel("价格",JLabel.CENTER);book_num_label=new JLabel("库存数",JLabel.CENTER); borrowed_num_label=new JLabel("已借阅数",JLabel.CENTER); address=new JLabel("藏书地址",JLabel.CENTER);book_id_TextField=new JTextField(15);book_name_TextField=new JTextField(15);author_TextField=new JTextField(15);press_TextField=new JTextField(15);press_date_TextField=new JTextField(15);price_TextField=new JTextField(15);book_num_TextField=new JTextField(15);borrowed_count=new JTextField(15);borrowed_count.setText("0");addresst=new JComboBox();addresst.addItem("扬子津图书馆");addresst.addItem("荷花池图书馆");addresst.addItem("瘦西湖图书馆");addresst.addItem("淮海路图书馆");panel1=new JPanel();panel1.setLayout(new GridLayout(9,2));panel1.add(book_id_label);panel1.add(book_id_TextField);panel1.add(book_name_label);panel1.add(book_name_TextField);panel1.add(press_label);panel1.add(press_TextField);panel1.add(author_label);panel1.add(author_TextField);panel1.add(press_date_label);panel1.add(press_date_TextField);panel1.add(price_label);panel1.add(price_TextField);panel1.add(book_num_label);panel1.add(book_num_TextField);panel1.add(borrowed_num_label);panel1.add(borrowed_count);panel1.add(address);panel1.add(addresst);panel2=new JPanel();panel2.setLayout(new GridLayout(1,3));clear=new JButton("清空");clear.addActionListener(this);add=new JButton("添加");add.addActionListener(this);exit=new JButton("退出");exit.addActionListener(this);panel2.add(clear);panel2.add(add);panel2.add(exit);c.add(panel1,BorderLayout.CENTER);c.add(panel2,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){this.dispose();}else if(e.getSource()==clear){book_id_TextField.setText("");book_name_TextField.setText("");author_TextField.setText("");press_TextField.setText("");press_date_TextField.setText("");price_TextField.setText("");book_num_TextField.setText("");}else if(e.getSource()==add){if(book_id_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "书号不能为空");}else if(book_name_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "书名不能为空");}else if(author_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "作者不能为空");}else if(press_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "出版社不能为空");}else if(press_date_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "出版日期不能为空");}else if(price_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "价格不能为空");}else if(book_num_TextField.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "库存不能为空");}else if(borrowed_count.getText().trim().equals("")){JOptionPane.showMessageDialog(null, "借阅数不能为空");}else {try{String strSQL="insert into book(book_id,book_name,press,author,press_date,price,book_count,borrowed_count, store_address) values('"+book_id_TextField.getText().trim()+"','"+book_name_TextField.getText().trim()+"','"+press_TextField.getText().trim()+"','"+author_TextField.getText().trim()+"','"+press_date_TextField.getText().trim()+"','"+price_TextField.getText().trim()+"','"+book_num_TextField.getText().trim()+"','"+borrowed_count.getText().trim()+"','"+addresst.getSelectedItem()+"')";if(db.updateSql(strSQL)){this.dispose();JOptionPane.showMessageDialog(null,"添加图书成功");}else{JOptionPane.showMessageDialog(null,"添加图书失败");this.dispose();}db.closeConnection();}catch(Exception ex){System.out.println(ex.toString());}}}}}package library;import javax.swing.*;import java.awt.*;import java.awt.event.*;import java.sql.ResultSet;import java.sql.SQLException;public class book_delete extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JLabel TipLabel=new JLabel("请选择要删除的书名",JLabel.CENTER);JComboBox bb=new JComboBox();JButton yes,exit;JPanel panel1=new JPanel();public book_delete(){super("删除图书信息");c=getContentPane();c.setLayout(new BorderLayout());try{String strSQL="select book_name from book where book_count>borrowed_count";rs=db.getResult(strSQL);while(rs.next()){bb.addItem(rs.getString(1));}}catch(SQLException sqle){System.out.println(sqle.toString());}catch(Exception ex){System.out.println(ex.toString());}c.add(TipLabel,BorderLayout.NORTH);c.add(bb,BorderLayout.CENTER);yes=new JButton("确定");exit=new JButton("退出");yes.addActionListener(this);exit.addActionListener(this);panel1.add(yes);panel1.add(exit);c.add(panel1,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){this.dispose();}else if(e.getSource()==yes){try{String strSQL="select borrowed_count from book where book_name='"+bb.getSelectedItem()+"'";rs=db.getResult(strSQL);if(!rs.first()){JOptionPane.showMessageDialog(null,"书库里没有你要删除的书");}else{String strSql="delete from book where book_name='"+bb.getSelectedItem()+"'and borrowed_count=0";rs.first();int count=rs.getInt(1);if(!(count==0)){JOptionPane.showMessageDialog(null,"此书还有学生没有还，不可删除");}else if(db.updateSql(strSql)){JOptionPane.showMessageDialog(null,"删除成功");db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null,"删除失败");db.closeConnection();this.dispose();}}}catch(SQLException sqle){System.out.println(sqle.toString());}catch(Exception ex){System.out.println(ex.toString());}}}}package library;import java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.sql.ResultSet;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JTextField;public class book_modify extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2,panel3;JLabel TipLabel=new JLabel("输入书名点确定，将调出此书的相关信息");JLabel book_name_label,author_label,press_label,press_date_label,price_label;JTextField book_name_TextField,author_TextField,press_TextField,press_date_TextField,price_TextField;Container c;JButton clear,yes,update,exit;public book_modify(){super("修改图书信息");c=getContentPane();c.setLayout(new BorderLayout());panel3=new JPanel();panel3.add(TipLabel);c.add(panel3,BorderLayout.NORTH);book_name_label=new JLabel("名称",JLabel.CENTER);author_label=new JLabel("作者",JLabel.CENTER);press_label=new JLabel("出版社",JLabel.CENTER);press_date_label=new JLabel("出版日期",JLabel.CENTER);price_label=new JLabel("价格",JLabel.CENTER);book_name_TextField=new JTextField(15);author_TextField=new JTextField(15);press_TextField=new JTextField(15);press_date_TextField=new JTextField(15);price_TextField=new JTextField(15);panel1=new JPanel();panel1.setLayout(new GridLayout(6,2));panel1.add(book_name_label);panel1.add(book_name_TextField);panel1.add(author_label);panel1.add(author_TextField);panel1.add(press_label);panel1.add(press_TextField);panel1.add(press_date_label);panel1.add(press_date_TextField);panel1.add(price_label);panel1.add(price_TextField);panel2=new JPanel();panel2.setLayout(new GridLayout(1,4));clear=new JButton("清空");yes=new JButton("确定");update=new JButton("更新");exit=new JButton("退出");panel2.add(clear);panel2.add(yes);panel2.add(update);panel2.add(exit);clear.addActionListener(this);yes.addActionListener(this);update.addActionListener(this);exit.addActionListener(this);update.setEnabled(false);c.add(panel1,BorderLayout.CENTER);c.add(panel2,BorderLayout.SOUTH);setVisible(true);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){this.dispose();;}else if(e.getSource()==clear){book_name_TextField.setText("");author_TextField.setText("");press_TextField.setText("");press_date_TextField.setText("");price_TextField.setText("");}else if(e.getSource()==yes){try{String strSQL="select * from book where book_name='"+book_name_TextField.getText().trim()+"'";rs=db.getResult(strSQL);while(rs.next()){book_name_TextField.setText(rs.getString("book_name"));author_TextField.setText(rs.getString("author"));press_TextField.setText(rs.getString("press"));press_date_TextField.setText(rs.getString("press_date"));price_TextField.setText(rs.getString("price"));}update.setEnabled(true);}catch(NullPointerException upe){System.out.println(upe.toString());}catch(Exception es){System.out.println(es.toString());}}else if(e.getSource()==update){try{String strSQL="update book set book_name='"+book_name_TextField.getText().trim()+"',press='"+press_TextField.getText().trim()+"',author='"+author_TextField.getText().trim()+"',press_date='"+press_date_TextField.getText().trim()+"',price='"+price_TextField.getText().trim()+"' where book_name='"+book_name_TextField.getText().trim()+"'";if(db.updateSql(strSQL)){this.dispose();JOptionPane.showMessageDialog(null,"更新图书成功");}else {JOptionPane.showMessageDialog(null,"更新图书失败");}db.closeConnection();}catch(Exception sqle){System.out.println(sqle.toString());}}}}package library;import java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.sql.ResultSet;import java.sql.SQLException;import java.text.DateFormat;import java.text.SimpleDateFormat;import java.util.Calendar;import java.util.Date;import javax.swing.JButton;import javax.swing.JComboBox;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JTextField;public class bookborrow extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2;JLabel borrowname,bookname,borrowdate,returndate,is_return_label;JTextField borrowdateField,returndateField,is_return;JButton clear,yes,cancel;JComboBox borrownameBox=new JComboBox();JComboBox booknameBox=new JComboBox();public bookborrow(){super("书籍出借");c=getContentPane();c.setLayout(new BorderLayout());Calendar cal = Calendar.getInstance();int year,month,day;// year=cal.get(Calendar.YEAR);// month=cal.get(Calendar.MONTH)+3;//从0开始的// day=cal.get(Calendar.DAY_OF_MONTH);// java.text.SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");// String cdate = sdf.format(cal.getTime());// String da=Integer.toString(year)+"-0"+Integer.toString(month)+"-"+Integer.toString(day);borrowname=new JLabel("借阅者姓名",JLabel.CENTER);bookname=new JLabel("书名",JLabel.CENTER);borrowdate=new JLabel("借书日期",JLabel.CENTER);// returndate=new JLabel("应还日期",JLabel.CENTER);is_return_label=new JLabel("是否归还",JLabel.CENTER);borrowdateField=new JTextField(15);// borrowdateField.setText(cdate);// returndateField=new JTextField(15);// returndateField.setText(da);is_return=new JTextField(15);is_return.setText("否");try{String strSql="select student_name from reader ";rs=db.getResult(strSql);while(rs.next()){borrownameBox.addItem(rs.getString(1));}}catch(SQLException sqle){System.out.println(sqle.toString());}catch(Exception ex){System.out.println(ex.toString());}try{String strSQL="select book_name from book where book_count>borrowed_count";rs=db.getResult(strSQL);while(rs.next()){booknameBox.addItem(rs.getString(1));}}catch(SQLException sqle){System.out.println(sqle.toString());}catch(Exception ex){System.out.println(ex.toString());}panel1=new JPanel();panel1.setLayout(new GridLayout(5,2));panel1.add(borrowname);panel1.add(borrownameBox);panel1.add(bookname);panel1.add(booknameBox);panel1.add(borrowdate);panel1.add(borrowdateField);// panel1.add(returndate);// panel1.add(returndateField);panel1.add(is_return_label);panel1.add(is_return);c.add(panel1,BorderLayout.CENTER);panel2=new JPanel();panel2.setLayout(new GridLayout(1,3));clear=new JButton("清空");yes=new JButton("确定");cancel=new JButton("取消");clear.addActionListener(this);yes.addActionListener(this);cancel.addActionListener(this);panel2.add(clear);panel2.add(yes);panel2.add(cancel);c.add(panel2,BorderLayout.SOUTH);setVisible(true);setSize(300,300);}public void actionPerformed(ActionEvent e){if(e.getSource()==cancel){this.dispose();}else if(e.getSource()==clear){borrowdateField.setText("");// returndateField.setText("");is_return.setText("");}else if(e.getSource()==yes){if(borrownameBox.getSelectedItem().equals("")){JOptionPane.showMessageDialog(null, "对不起，没有读者借阅");}else if(booknameBox.getSelectedItem().equals("")){JOptionPane.showMessageDialog(null, "对不起，现在书库没有书");}else {try{//系统计算归还日期//获取输入的借阅日期，自动加两个月String startDate=borrowdateField.getText().trim();SimpleDateFormat format=new SimpleDateFormat("yyyy-MM-dd");Date dateStart=format.parse(startDate);Calendar cd=Calendar.getInstance();cd.setTime(dateStart);cd.add(Calendar.MONTH, 2);String returnDate=format.format(cd.getTime());String strSQL="insert into borrow(student_name,book_name,borrow_date,return_date,is_returned) values('"+borrownameBox.getSelectedItem()+"','"+booknameBox.getSelectedItem()+"','"+borrowdateField.getText().trim()+"','"+returnDate+"','"+is_return.getText().trim()+"')";if(db.updateSql(strSQL)){JOptionPane.showMessageDialog(null, "借阅完成");strSQL = "update reader set borrow_count=borrow_count+1 where student_name='"+borrownameBox.getSelectedItem()+"'";db.updateSql(strSQL);strSQL="update book set borrowed_count=borrowed_count+1 where book_name='"+booknameBox.getSelectedItem()+"'";db.updateSql(strSQL);db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null, "借阅失败");db.closeConnection();this.dispose();}}catch(Exception se){System.out.println(se.toString());}}}}}package library;import javax.swing.*;import javax.swing.table.DefaultTableModel;import java.awt.*;import java.awt.event.*;import java.sql.ResultSet;import java.sql.SQLException;import java.util.Vector;public class bookborrowlist extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2;JLabel bookname,studentname;JTextField booknamet,studentnamet;JButton search,exit;JTable table=null;DefaultTableModel defaultModel=null;public bookborrowlist(){super("借阅列表");c=getContentPane();c.setLayout(new BorderLayout());bookname=new JLabel("书名",JLabel.CENTER);studentname=new JLabel("人名",JLabel.CENTER);booknamet=new JTextField(15);studentnamet=new JTextField(15);search=new JButton("查询");exit=new JButton("退出");search.addActionListener(this);exit.addActionListener(this);Box box1=Box.createHorizontalBox();box1.add(studentname);box1.add(studentnamet);box1.add(search);Box box2=Box.createHorizontalBox();box2.add(bookname);box2.add(booknamet);box2.add(exit);Box boxH=Box.createVerticalBox();boxH.add(box1);boxH.add(box2);boxH.add(Box.createVerticalGlue());panel1=new JPanel();panel1.add(boxH);panel2=new JPanel();String []name={"读者","书名","借阅时间","应还时间","是否归还"};String [][]data=new String[0][0];defaultModel=new DefaultTableModel(data,name);table=new JTable(defaultModel);table.setPreferredScrollableViewportSize(new Dimension(400,80));JScrollPane s=new JScrollPane(table);panel2.add(s);c.add(panel1,BorderLayout.NORTH);c.add(panel2,BorderLayout.SOUTH);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){db.closeConnection();this.dispose();}else if(e.getSource()==search){String strSQL="select student_name,book_name,borrow_date,return_date,is_returned from borrow";String strSql=null;if(studentnamet.getText().trim().equals("")&&booknamet.getText().trim().equals( "")){strSql=strSQL;}else if(studentnamet.getText().trim().equals("")){strSql="selectstudent_name,book_name,borrow_date,return_date,is_returned from borrow where book_name='"+booknamet.getText().trim()+"'";}else if(booknamet.getText().trim().equals("")){strSql="selectstudent_name,book_name,borrow_date,return_date,is_returned from borrow where student_name='"+studentnamet.getText().trim()+"'";}else{strSql="selectstudent_name,book_name,borrow_date,return_date,is_returned from borrow where student_name='"+studentnamet.getText().trim()+"'and book_name='"+booknamet.getText().trim()+"'";JOptionPane.showMessageDialog(null, "你借的书还还有7天超期");}try{int rowCount=defaultModel.getRowCount()-1;int j=rowCount;for(int i=0;i<=rowCount;i++){defaultModel.removeRow(j);defaultModel.setRowCount(j);j=j-1;}rs=db.getResult(strSql);while(rs.next()){Vector insertRow=new Vector();insertRow.addElement(rs.getString(1));insertRow.addElement(rs.getString(2));insertRow.addElement(rs.getString(3));insertRow.addElement(rs.getString(4));insertRow.addElement(rs.getString(5));defaultModel.addRow(insertRow);}table.revalidate();}catch(SQLException sqle){System.out.println(sqle.toString());}catch(Exception ex){System.out.println(ex.toString());}}}}package library;import javax.swing.*;import java.awt.*;import java.awt.event.*;import java.sql.ResultSet;public class bookborrowModify extends JFrame implements ActionListener{ DataBaseManager db=new DataBaseManager();ResultSet rs;JPanel panel1,panel2,panel3;Container c;JLabel tiplabel=new JLabel("输入借阅者姓名和书名单击确定，将调出此书的相关信息");JLabel borrowlabel,namelabel,borrowdate;JTextField borrowField,nameField,dateField;JButton clear,yes,update,cancel;public bookborrowModify(){super("修改图书出借信息");c=getContentPane();c.setLayout(new BorderLayout());panel3=new JPanel();panel3.add(tiplabel);c.add(panel3,BorderLayout.NORTH);borrowlabel=new JLabel("借阅者姓名",JLabel.CENTER);namelabel=new JLabel("书名",JLabel.CENTER);borrowdate=new JLabel("借书日期",JLabel.CENTER);borrowField=new JTextField(15);nameField=new JTextField(15);dateField=new JTextField(15);panel1=new JPanel();panel1.setLayout(new GridLayout(3,2));panel1.add(borrowlabel);panel1.add(borrowField);panel1.add(namelabel);panel1.add(nameField);panel1.add(borrowdate);panel1.add(dateField);c.add(panel1,BorderLayout.CENTER);panel2=new JPanel();panel2.setLayout(new GridLayout(1,4));clear=new JButton("清空");yes=new JButton("确定");update=new JButton("更新");cancel=new JButton("取消");clear.addActionListener(this);yes.addActionListener(this);update.addActionListener(this);cancel.addActionListener(this);panel2.add(clear);panel2.add(yes);panel2.add(update);panel2.add(cancel);c.add(panel2,BorderLayout.SOUTH);setVisible(true);setSize(400,200);}public void actionPerformed(ActionEvent e){if(e.getSource()==clear){borrowField.setText("");nameField.setText("");dateField.setText("");}else if(e.getSource()==cancel){this.dispose();}else if(e.getSource()==yes){try{String strSQL="select student_name,book_name,borrow_date from borrow where student_name='"+borrowField.getText().trim()+"'and book_name='"+nameField.getText().trim()+"'";rs=db.getResult(strSQL);if(!rs.first()){JOptionPane.showMessageDialog(null,"此学生没有借过书或者没有此书");}else{borrowField.setText(rs.getString(1));nameField.setText(rs.getString(2));dateField.setText(rs.getString(3));update.setEnabled(true);}}catch(Exception ex){System.out.println(ex.toString());}}else if(e.getSource()==update){String strSQL="update borrow set borrow_date='"+dateField.getText().trim()+"' where student_name='"+borrowField.getText().trim()+"'and book_name='"+nameField.getText().trim()+"'";if(db.updateSql(strSQL)){JOptionPane.showMessageDialog(null,"更新成功");db.closeConnection();this.dispose();}else{JOptionPane.showMessageDialog(null,"更新失败");db.closeConnection();this.dispose();}}}}package library;import javax.swing.*;import javax.swing.table.DefaultTableModel;import java.awt.*;import java.awt.event.*;import java.sql.ResultSet;import java.sql.SQLException;import java.util.Vector;public class booklist extends JFrame implements ActionListener{DataBaseManager db=new DataBaseManager();ResultSet rs;Container c;JPanel panel1,panel2,panel3;JLabel bookname,authorname,press;JTextField booknamet,authornamet,presst;JButton search,exit;JTable table=null;DefaultTableModel defaultModel=null;public booklist(){super("书籍信息查询");c=getContentPane();c.setLayout(new BorderLayout());bookname=new JLabel("书名",JLabel.CENTER);authorname=new JLabel("作者",JLabel.CENTER);press=new JLabel("出版社",JLabel.CENTER);booknamet=new JTextField(15);authornamet=new JTextField(15);presst=new JTextField(15);search=new JButton("查询");exit=new JButton("退出");search.addActionListener(this);exit.addActionListener(this);panel1=new JPanel();panel1.add(bookname);panel1.add(booknamet);panel1.add(authorname);panel1.add(authornamet);panel2=new JPanel();panel2.add(press);panel2.add(presst);panel2.add(search);panel2.add(exit);String []name={"书号","书名","出版社","作者","出版日期","价格","图书数目","已借数目","剩余数目","藏书地址"};String [][]data=new String[0][0];defaultModel=new DefaultTableModel(data,name);table=new JTable(defaultModel);table.setPreferredScrollableViewportSize(new Dimension(400,80));JScrollPane s=new JScrollPane(table);panel3=new JPanel();panel3.add(s);c.add(panel1,BorderLayout.NORTH);c.add(panel2,BorderLayout.CENTER);c.add(panel3,BorderLayout.SOUTH);}public void actionPerformed(ActionEvent e){if(e.getSource()==exit){db.closeConnection();this.dispose();}else if(e.getSource()==search){String strSQL="select book_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_ count-borrowed_count,store_address from book";String strSql=null;if(booknamet.getText().trim().equals("")&&authornamet.getText().trim().equals(" ")&&presst.getText().trim().equals("")){strSql=strSQL;}elseif(booknamet.getText().trim().equals("")&&authornamet.getText().trim().equals("")) {strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_ count-borrowed_count,store_address from book where press='"+presst.getText().trim()+"'";}elseif(authornamet.getText().trim().equals("")&&presst.getText().trim().equals("")) {strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_ count-borrowed_count,store_address from book where book_name='"+booknamet.getText().trim()+"'";}elseif(booknamet.getText().trim().equals("")&&presst.getText().trim().equals("")) {strSql="selectbook_id,book_name,press,author,press_date,price,book_count,borrowed_count,book_。

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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：字段名说明类型长度及备注ISBN国际标准书号Varchar(13)主键typeId图书类型id IntBookname书名Varchar(40)Writer作者Varchar(21)Translater译者Varchar(30)可以为空Publisher出版社Varchar(50)Date出版日期SmalldatetimePrice价格money图书类别表：字段名说明类型长度及备注TypeName图书类型Varchar(20)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).ex ecuteQuery(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。

该冲突发生于数据库 'db_library'，表'tb_borrow', column 'bookISBN'。

"))return -1;} finally {}}//关闭数据库public static void close() {try {conn.close();} catch (SQLException e) {e.printStackTrace();}finally{conn = null;}}/** 管理员登录方法*/public static Operator check(String name, String password) {int i = 0;Operator operater=new Operator();String sql = "select * from tb_operator where name='" + name+ "' and password='" + password + "'and admin=1";ResultSet rs = Dao.executeQuery(sql);try {while (rs.next()) {String names = rs.getString(1);operater.setId(rs.getString("id"));operater.setName(rs.getString("name"));operater.setGrade(rs.getString("admin"));operater.setPassword(rs.getString("password"));if (names != null) {i = 1;}}} catch (Exception e) {e.printStackTrace();}Dao.close();return operater;}/** 查询类别方法*///查询图书目录public static List selectBookCategory() {List list=new ArrayList();String sql = "select * from tb_bookType";ResultSet rs = Dao.executeQuery(sql);try {while (rs.next()) {BookType bookType=new BookType();bookType.setId(rs.getString("id"));bookType.setTypeName(rs.getString("typeName"));list.add(bookType);}} catch (Exception e) {e.printStackTrace();}Dao.close();return list;}public static List selectBookCategory(String bookType) {List list=new ArrayList();String sql = "select days from tb_bookType where typeName='"+bookType+"'";ResultSet rs = Dao.executeQuery(sql);try {while (rs.next()) {BookType type=new BookType();type.setDays(rs.getString("days"));list.add(type);}} catch (Exception e) {e.printStackTrace();}return list;}/** 图书类别表相关操作**///插入图书类型public static int InsertBookType(String bookTypeName){int i=0;try{String sql="insert into tb_bookType(typeName)values('"+bookTypeName+"')";i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}return i;}//更新图书类别public static int UpdatebookType(String id,String typeName){int i=0;try{String sql="update tb_bookType set typeName='"+typeName+"' where id='"+id+"'";//System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}//删除图书类别public static int DelbookType(String id){int i=0;try{String sql="delete from tb_bookType where id='"+id+"'";//System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}return i;}/** 图书信息表相关操作*//** 插入图书信息方法*///插入图书信息public static int Insertbook(String ISBN,String typeId,String bookname,String writer,String translator,String publisher,Date date,Double price){int i=0;try{String sql="insert intotb_bookInfo(ISBN,typeId,bookname,writer,translator,publisher,date,price)values('"+ISBN+"','"+typeId+"','"+bookname+"','"+writer+"','"+translator+"','"+publ isher+"','"+date+"',"+price+")";//System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){System.out.println(e.getMessage());}Dao.close();return i;}/** 查询图书相关信息**/public static List selectBookInfo() {List list=new ArrayList();String sql = "select * from tb_bookInfo";ResultSet rs = Dao.executeQuery(sql);try {while (rs.next()) {BookInfo bookinfo=new BookInfo();bookinfo.setISBN(rs.getString("ISBN"));bookinfo.setTypeid(rs.getString("typeid"));bookinfo.setBookname(rs.getString("bookname"));bookinfo.setWriter(rs.getString("writer"));bookinfo.setTranslator(rs.getString("translator"));bookinfo.setPublisher(rs.getString("publisher"));bookinfo.setDate(rs.getDate("date"));bookinfo.setPrice(rs.getDouble("price"));list.add(bookinfo);}} catch (Exception e) {e.printStackTrace();}Dao.close();return list;}public static List selectBookInfo(String ISBN) {List list=new ArrayList();String sql = "select * from tb_bookInfo where ISBN='"+ISBN+"'";ResultSet rs = Dao.executeQuery(sql);try {while (rs.next()) {BookInfo bookinfo=new BookInfo();bookinfo.setISBN(rs.getString("ISBN"));bookinfo.setTypeid(rs.getString("typeid"));bookinfo.setBookname(rs.getString("bookname"));bookinfo.setWriter(rs.getString("writer"));bookinfo.setTranslator(rs.getString("translator"));bookinfo.setPublisher(rs.getString("publisher"));bookinfo.setDate(rs.getDate("date"));bookinfo.setPrice(rs.getDouble("price"));list.add(bookinfo);}} catch (Exception e) {e.printStackTrace();}Dao.close();return list;}/** 修改图书信息方法*///更新图书信息public static int Updatebook(String ISBN,String typeId,String bookname,String writer,String translator,String publisher,Date date,Double price){int i=0;try{String sql="update tb_bookInfo setISBN='"+ISBN+"',typeId='"+typeId+"',bookname='"+bookname+"',writer='"+writer+"',tra nslator='"+translator+"',publisher='"+publisher+"',date='"+date+"',price="+price+" where ISBN='"+ISBN+"'";//System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}// /*// * 删除图书信息方法// */public static int Delbook(String ISBN){int i=0;try{String sql="delete from tb_bookInfo where ISBN='"+ISBN+"'";//System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}/** 对读者信息表执行的相关操作*///增加读者信息public static int InsertReader(String name,String sex,String age,String identityCard,Date date,String maxNum,String tel,Double keepMoney,String zj,String zy,Date bztime,String ISBN){int i=0;try{String sql="insert intotb_reader(name,sex,age,identityCard,date,maxNum,tel,keepMoney,zj,zy,bztime,ISBN) values('"+name+"','"+sex+"','"+age+"','"+identityCard+"','"+date+"','"+maxNum+"','" +tel+"',"+keepMoney+",'"+zj+"','"+zy+"','"+bztime+"','"+ISBN+"')";System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}public static List selectReader() {List list=new ArrayList();String sql = "select * from tb_reader";ResultSet rs = Dao.executeQuery(sql);try {while (rs.next()) {Reader reader=new Reader();//reader.setId(rs.getString("id"));reader.setName(rs.getString("name"));reader.setSex(rs.getString("sex"));reader.setAge(rs.getString("age"));reader.setIdentityCard(rs.getString("identityCard"));reader.setDate(rs.getDate("date"));reader.setMaxNum(rs.getString("maxNum"));reader.setTel(rs.getString("tel"));reader.setKeepMoney(rs.getDouble("keepMoney"));reader.setZj(rs.getInt("zj"));reader.setZy(rs.getString("zy"));reader.setISBN(rs.getString("ISBN"));reader.setBztime(rs.getDate("bztime"));list.add(reader);}} catch (Exception e) {e.printStackTrace();}Dao.close();return list;}public static List selectReader(String readerISBN) {List list=new ArrayList();String sql = "select * from tb_reader where ISBN='"+readerISBN+"'";ResultSet rs = Dao.executeQuery(sql);try {while (rs.next()) {Reader reader=new Reader();reader.setName(rs.getString("name"));reader.setSex(rs.getString("sex"));reader.setAge(rs.getString("age"));reader.setIdentityCard(rs.getString("identityCard"));reader.setDate(rs.getDate("date"));reader.setMaxNum(rs.getString("maxNum"));reader.setTel(rs.getString("tel"));reader.setKeepMoney(rs.getDouble("keepMoney"));reader.setZj(rs.getInt("zj"));reader.setZy(rs.getString("zy"));reader.setISBN(rs.getString("ISBN"));reader.setBztime(rs.getDate("bztime"));list.add(reader);}} catch (Exception e) {e.printStackTrace();}Dao.close();return list;}//更新读者信息public static int UpdateReader(String id,String name,String sex,String age,String identityCard,Date date,String maxNum,String tel,Double keepMoney,String zj,String zy,Date bztime,String ISBN){int i=0;try{String sql="update tb_reader setname='"+name+"',sex='"+sex+"',age='"+age+"',identityCard='"+identityCard+"',date='" +date+"',maxNum='"+maxNum+"',tel='"+tel+"',keepMoney="+keepMoney+",zj='"+zj+"',zy=' "+zy+"',bztime='"+bztime+"'where ISBN='"+ISBN+"'";i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}//删除读者信息public static int DelReader(String ISBN){int i=0;try{String sql="delete from tb_reader where ISBN='"+ISBN+"'";//System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}//newpublic static List selectbookserch() {List list=new ArrayList();String sql = "select * from tb_bookInfo";ResultSet s = Dao.executeQuery(sql);try {while (s.next()) {BookInfo bookinfo=new BookInfo();bookinfo.setISBN(s.getString(1));bookinfo.setTypeid(s.getString(2));bookinfo.setBookname(s.getString(3));bookinfo.setWriter(s.getString(4));bookinfo.setTranslator(s.getString(5));bookinfo.setPublisher(s.getString(6));bookinfo.setDate(s.getDate(7));bookinfo.setPrice(s.getDouble(8));list.add(bookinfo);}} catch (Exception e) {e.printStackTrace();}Dao.close();return list;}//插入管理员public static int Insertoperator(String name,String sex,int age,String identityCard,Date workdate,String tel,String password,int yajin){int i=0;try{String sql="insert intotb_operator(name,sex,age,identityCard,workdate,tel,password,yajin)values('"+name+"','"+sex+"',"+age+",'"+identityCard+"','"+workdate+"','"+tel+"','"+ password+"','"+yajin+"')";System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}public static List selectuser() {List list=new ArrayList();String sql = "select id,name,sex,age,yajin,workdate,tel,password fromtb_operator where admin=0";ResultSet rs = Dao.executeQuery(sql);try {while (rs.next()) {User user=new User();user.setId(rs.getInt(1));user.setName(rs.getString(2));user.setSex(rs.getString(3));user.setAge(rs.getInt(4));//user.setIdentityCard(rs.getString(5));user.setYajin(rs.getInt(5));user.setWorkdate(rs.getDate(6));user.setTel(rs.getString(7));user.setPassword(rs.getString(8));list.add(user);}} catch (Exception e) {e.printStackTrace();}Dao.close();return list;}//删除用户public static int Deluser(int id){int i=0;try{String sql="delete from tb_operator where id='"+id+"'";//System.out.println(sql);i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}public static int Updateuser(int id,String name,String sex,int age,String identityCard,Date workdate,String tel,String password){int i=0;try{String sql="update tb_operator setname='"+name+"',sex='"+sex+"',age="+age+",identityCard='"+identityCard+"',workdate= '"+workdate+"',tel='"+tel+"',password='"+password+"' where id='"+id+"'";i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}public static int Updatepass(String password,String name){int i=0;try{String sql="update tb_operator set password='"+password+"' where name='"+name+"'";i=Dao.executeUpdate(sql);}catch(Exception e){e.printStackTrace();}Dao.close();return i;}}Com.zhang.iframe: //窗体包BookAddIFrame.java //图书信息添加package com.zhang.iframe;import java.awt.BorderLayout;import java.awt.Dimension;import java.awt.FlowLayout;import java.awt.GridLayout;import java.awt.SystemColor;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.FocusAdapter;import java.awt.event.FocusEvent;import java.awt.event.KeyAdapter;import java.awt.event.KeyEvent;import .URL;import java.text.SimpleDateFormat;import java.util.HashMap;import java.util.List;import java.util.Map;import javax.swing.DefaultComboBoxModel;import javax.swing.ImageIcon;import javax.swing.JButton;import javax.swing.JComboBox;import javax.swing.JFormattedTextField;import javax.swing.JInternalFrame;import javax.swing.JLabel;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JTextField;import javax.swing.SwingConstants;import javax.swing.border.EmptyBorder;import javax.swing.border.LineBorder;import com.zhang.util.Item;import com.zhang.dao.Dao;import com.zhang.model.BookType;import com.zhang.util.MyDocument;import com.zhang.util.CreateIcon;/*** 名称：图书添加窗体**/public class BookAddIFrame extends JInternalFrame { private JTextField publisher;private JTextField price;private JFormattedTextField pubDate;private JTextField translator;private JTextField writer;private JTextField ISBN;private JTextField bookName;private JComboBox bookType;private JButton buttonadd;private JButton buttonclose;DefaultComboBoxModel bookTypeModel;Map map=new HashMap();public BookAddIFrame() {super();final BorderLayout borderLayout = new BorderLayout();getContentPane().setLayout(borderLayout);setIconifiable(true); // 设置窗体可最小化－－－必须setClosable(true); // 设置窗体可关闭－－－必须setTitle("图书信息添加"); // 设置窗体标题－－－必须setBounds(100, 100, 396, 260); // 设置窗体位置和大小－－－必须final JPanel panel = new JPanel();panel.setBorder(new EmptyBorder(5, 10, 5, 10));final GridLayout gridLayout = new GridLayout(0, 4);gridLayout.setVgap(5);gridLayout.setHgap(5);panel.setLayout(gridLayout);getContentPane().add(panel);final JLabel label_2 = new JLabel();label_2.setText("图书编号：");panel.add(label_2);ISBN = new JTextField("请输入13位书号",13);ISBN.setDocument(new MyDocument(13)); //设置书号文本框最大输入值为13ISBN.setColumns(13);ISBN.addKeyListener(new ISBNkeyListener());ISBN.addFocusListener(new ISBNFocusListener());panel.add(ISBN);final JLabel label = new JLabel();label.setHorizontalAlignment(SwingConstants.CENTER);label.setText("类别：");panel.add(label);bookType = new JComboBox();bookTypeModel= (DefaultComboBoxModel)bookType.getModel();//从数据库中取出图书类别List list=Dao.selectBookCategory();for(int i=0;i<list.size();i++){BookType booktype=(BookType)list.get(i);Item item=new Item();item.setId((String)booktype.getId());item.setName((String)booktype.getTypeName());bookTypeModel.addElement(item);}panel.add(bookType);final JLabel label_1 = new JLabel();label_1.setText("书名：");panel.add(label_1);bookName = new JTextField();panel.add(bookName);final JLabel label_3 = new JLabel();label_3.setHorizontalAlignment(SwingConstants.CENTER); label_3.setText("作者：");panel.add(label_3);writer = new JTextField();writer.setDocument(new MyDocument(10));panel.add(writer);final JLabel label_2_1 = new JLabel();label_2_1.setText("出版社：");panel.add(label_2_1);publisher=new JTextField();publisher.setDocument(new MyDocument(10));panel.add(publisher);final JLabel label_4 = new JLabel();label_4.setHorizontalAlignment(SwingConstants.CENTER); label_4.setText("译者：");panel.add(label_4);translator = new JTextField();translator.setDocument(new MyDocument(10));panel.add(translator);final JLabel label_1_1 = new JLabel();label_1_1.setText("出版日期：");panel.add(label_1_1);SimpleDateFormat myfmt=new SimpleDateFormat("yyyy-MM-dd");pubDate= new JFormattedTextField(myfmt.getDateInstance());pubDate.setValue(new java.util.Date());panel.add(pubDate);final JLabel label_3_1 = new JLabel();label_3_1.setHorizontalAlignment(SwingConstants.CENTER);label_3_1.setText("单价：");panel.add(label_3_1);price= new JTextField();price.setDocument(new MyDocument(5));price.addKeyListener(new NumberListener());panel.add(price);final JPanel panel_1 = new JPanel();panel_1.setBorder(new LineBorder(SystemColor.activeCaptionBorder, 1, false));getContentPane().add(panel_1, BorderLayout.SOUTH);final FlowLayout flowLayout = new FlowLayout();flowLayout.setVgap(2);flowLayout.setHgap(30);flowLayout.setAlignment(FlowLayout.RIGHT);panel_1.setLayout(flowLayout);buttonadd= new JButton();buttonadd.addActionListener(new addBookActionListener());buttonadd.setText("添加");panel_1.add(buttonadd);buttonclose = new JButton();buttonclose.addActionListener(new CloseActionListener());buttonclose.setText("关闭");panel_1.add(buttonclose);final JLabel label_5 = new JLabel();ImageIcon bookAddIcon=CreateIcon.add("newBookorderImg.jpg");label_5.setIcon(bookAddIcon);label_5.setPreferredSize(new Dimension(400, 80));label_5.setBorder(new LineBorder(SystemColor.activeCaptionBorder, 1, false));getContentPane().add(label_5, BorderLayout.NORTH);label_5.setText("新书定购(LOGO图片)");setVisible(true); // 显示窗体可关闭－－－必须在添加所有控件之后执行该语句}class ISBNFocusListener extends FocusAdapter {public void focusLost(FocusEvent e){if(!Dao.selectBookInfo(ISBN.getText().trim()).isEmpty()){JOptionPane.showMessageDialog(null, "添加书号重复！");return;}}}class ISBNkeyListener extends KeyAdapter {public void keyPressed(final KeyEvent e) {if (e.getKeyCode() == 13){buttonadd.doClick();}}}class CloseActionListener implements ActionListener { // 添加关闭按钮的事件监听器public void actionPerformed(final ActionEvent e) {doDefaultCloseAction();}}class addBookActionListener implements ActionListener { // 添加按钮的单击事件监听器public void actionPerformed(final ActionEvent e) {if(ISBN.getText().length()==0){JOptionPane.showMessageDialog(null, "书号文本框不可以为空");return;}if(ISBN.getText().length()!=13){JOptionPane.showMessageDialog(null, "书号文本框输入位数为13位");return;}if(bookName.getText().length()==0){JOptionPane.showMessageDialog(null, "图书名称文本框不可以为空");return;}if(writer.getText().length()==0){JOptionPane.showMessageDialog(null, "作者文本框不可以为空");return;}if(pubDate.getText().length()==0){JOptionPane.showMessageDialog(null, "出版日期文本框不可以为空");return;}if(price.getText().length()==0){JOptionPane.showMessageDialog(null, "单价文本框不可以为空");return;}String ISBNs=ISBN.getText().trim();//分类Object selectedItem = bookType.getSelectedItem();if (selectedItem == null)return;Item item = (Item) selectedItem;String bookTypes=item.getId();String translators=translator.getText().trim();String bookNames=bookName.getText().trim();String writers=writer.getText().trim();String publishers=(String)publisher.getText().trim();String pubDates=pubDate.getText().trim();String prices=price.getText().trim();int i=Dao.Insertbook(ISBNs,bookTypes, bookNames, writers, translators, publishers, java.sql.Date.valueOf(pubDates),Double.parseDouble(prices));if(i==1){JOptionPane.showMessageDialog(null, "添加成功");doDefaultCloseAction();}}}class NumberListener extends KeyAdapter {public void keyTyped(KeyEvent e) {String numStr="0123456789."+(char)8;if(numStr.indexOf(e.getKeyChar())<0){e.consume();}}}}BookModiAndDelIFrame.java //图书信息修改与删除package com.zhang.iframe;import java.awt.BorderLayout;import java.awt.Color;import java.awt.Dimension;import java.awt.FlowLayout;import java.awt.GridLayout;import java.awt.SystemColor;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.KeyAdapter;import java.awt.event.KeyEvent;import java.awt.event.MouseAdapter;import java.awt.event.MouseEvent;import java.sql.Date;import java.text.SimpleDateFormat;import java.util.HashMap;import java.util.List;import java.util.Map;import javax.swing.DefaultComboBoxModel;import javax.swing.ImageIcon;import javax.swing.JButton;import javax.swing.JComboBox;import javax.swing.JFormattedTextField;import javax.swing.JInternalFrame;import javax.swing.JLabel;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JScrollPane;import javax.swing.JTable;import javax.swing.JTextField;import javax.swing.SwingConstants;import javax.swing.border.EmptyBorder;import javax.swing.border.LineBorder;import javax.swing.table.DefaultTableModel;import com.zhang.util.Item;import com.zhang.util.MapPz;import com.zhang.dao.Dao;import com.zhang.model.BookInfo;import com.zhang.model.BookType;import com.zhang.util.CreateIcon;import com.zhang.util.MyDocument;/*** 名称：图书修改窗体**/public class BookModiAndDelIFrame extends JInternalFrame { private JTable table;private JFormattedTextField price;private JFormattedTextField pubDate;private JTextField translator;private JTextField publisher;private JTextField writer;private JTextField ISBN;private JTextField bookName;private JComboBox bookType;DefaultComboBoxModel bookTypeModel;private Item item;Map map=new HashMap();private String[] columnNames;private Map m=MapPz.getMap();//取数据库中图书相关信息放入表格中private Object[][] getFileStates(List list){String[] columnNames = { "图书编号", "图书类别", "图书名称", "作者", "译者", "出版商","出版日期", "价格" };Object[][]results=new Object[list.size()][columnNames.length];for(int i=0;i<list.size();i++){BookInfo bookinfo=(BookInfo)list.get(i);results[i][0]=bookinfo.getISBN();Stringbooktypename=String.valueOf(MapPz.getMap().get(bookinfo.getTypeid()));results[i][1]=booktypename;results[i][2]=bookinfo.getBookname();results[i][3]=bookinfo.getWriter();results[i][4]=bookinfo.getTranslator();results[i][5]=bookinfo.getPublisher();results[i][6]=bookinfo.getDate();results[i][7]=bookinfo.getPrice();}return results;}public BookModiAndDelIFrame() {super();final BorderLayout borderLayout = new BorderLayout();getContentPane().setLayout(borderLayout);setIconifiable(true);setClosable(true);setTitle("图书信息修改与删除");setBounds(100, 100, 640, 406);//移动组件并调整其大小。