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因为这两天要做数据库课设但是本人又很菜就做了一个简单的系统，简单的实现了增删改查，数据库用的是mysql，但是数据库的权限功能都没有实现，就是程序比较简陋，新手程序员可以参考一下~
题目内容
图书管理系统
设计说明
（1） 开发内容
做出图书管理系统的需求分析，概念结构分析，逻辑结构分析，数据库的实施及维护。
开发要求
○1 进行新书入库、现有图书信息修改以及删除；
② 能够实现对读者基本信息的查询和编辑管理；
③ 能够实现预约功能；
④ 能够实现借阅信息的查询功能；
（2） 开发环境及工具
系统前台开发软件：My Eclipse或其他
系统后台管理软件:SQL server management studio 2008或 其他
系统开发语言：JAVA或其他
（3） 系统功能简介
能够存储一定数量的图书信息,并方便有效的进行相应的书籍数据操作和管理，这主要包括：
1) 图书信息的录入、删除及修改。
2) 图书信息的多关键字检索查询。
3) 图书的出借、返还、预约。
功能展示
主界面
管理员界面
学生界面
主要代码：
package test1;//进行数据库的连接
import java.sql.Connection;
import java.sql.DriverManager;
public class lianjie {
public static Connection connection() {
String driver = "com.mysql.jdbc.Driver";
String URL = "jdbc:mysql://localhost:3306/ts?useUnicode=true&characterEncoding=utf-8&serverTimezone=GMT%2B8&useSSL=false";
Connection con = null;
try {
Class.forName(driver);
} catch (java.lang.ClassNotFoundException el) {
System.out.println("无法加载驱动.");
}
try {
con = DriverManager.getConnection(URL, "root", "123456");//这里输入你自己安装MySQL时候设置的用户名和密码，用户名默认为root
System.out.println("连接成功.");
} catch (Exception el) {
System.out.println("连接失败:" + el.getMessage());
}
return con;
}
}
package test1;//管理员添加学生信息
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.*;
public class Add extends JFrame {
//添加学生信息类，输入学生的信息进行添加
private static final long serialVersionUID = -1928970409928880648L;
JLabel jlnumber = new JLabel("学号：");
JLabel jlpass = new JLabel("密码：");
JLabel jlname = new JLabel("姓名：");
JLabel jlsex = new JLabel("性别：");
JLabel jlbirthday = new JLabel("出生日期：");
JLabel jldepartment = new JLabel("学院：");
JTextField jtnumber = new JTextField("",20);
JTextField jtpass = new JTextField("",20);
JTextField jtname = new JTextField("",20);
JTextField jtsex = new JTextField("",20);
JTextField jtbirthday = new JTextField("",20);
JTextField jtdepartment = new JTextField("",20);
JButton buttonadd = new JButton("添加");
JButton buttonreturn = new JButton("返回");
public Add() {
//添加
JPanel jpnumber = new JPanel();
JPanel jppass = new JPanel();
JPanel jpname = new JPanel();
JPanel jpsex = new JPanel();
JPanel jpbirthday = new JPanel();
JPanel jpdepartment = new JPanel();
JPanel jpforbutton = new JPanel(new GridLayout(1,1));
jpnumber.add(jlnumber);
jpnumber.add(jtnumber);
jppass.add(jlpass);
jppass.add(jtpass);
jpname.add(jlname);
jpname.add(jtname);
jpsex.add(jlsex);
jpsex.add(jtsex);
jpbirthday.add(jlbirthday);
jpbirthday.add(jtbirthday);
jpdepartment.add(jldepartment);
jpdepartment.add(jtdepartment);
jpforbutton.add(buttonadd);
jpforbutton.add(buttonreturn);
//数据库的连接,为添加按钮增加监听事件
buttonadd.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
setVisible(false);
Connection con = lianjie.connection();
Statement stat = null;
PreparedStatement ps=null;
String sql = "INSERT INTO student(number,password,name,sex,birthday,department) "
+ "values(?,?,?,?,?,?)";
try {
ps=con.prepareStatement(sql);//执行sql语句
ps.setString(1,jtnumber.getText());
ps.setString(2,jtpass.getText());
ps.setString(3,jtname.getText());
ps.setString(4,jtsex.getText());
ps.setString(5,jtbirthday.getText());
ps.setString(6,jtdepartment.getText());
ps.executeUpdate();
} catch (SQLException e1) {
e1.printStackTrace();
}
finally{
try{
con.close();
System.out.println("MySQL 关闭成功");
JOptionPane.showMessageDialog(null, "添加成功啦！！");//提示窗口
}catch (SQLException c){
System.out.println("MySQL 关闭失败 ");
c.printStackTrace();
JOptionPane.showMessageDialog(null, "添加失败啦！！");//提示窗口
}
}
}
});
//为返回按钮添加监听事件
buttonreturn.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
setVisible(false);
}
});
this.setTitle("添加学生信息");
this.setLayout(new GridLayout(9,1));
this.add(jpnumber);
this.add(jppass);
this.add(jpname);
this.add(jpsex);
this.add(jpbirthday);
this.add(jpdepartment);
this.add(jpforbutton);
this.setLocation(400,300);
this.setSize(350,300);
this.setVisible(true);
}
}
package test1;//管理员修改学生信息
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.*;
public class Change extends JFrame {
//修改学生信息的类
private static final long serialVersionUID = -1928970409928880648L;
JLabel jlnumber = new JLabel("学号：");
JLabel jlpass = new JLabel("密码:");
JLabel jlname = new JLabel("姓名：");
JLabel jlsex = new JLabel("性别：");
JLabel jlbirthday = new JLabel("出生日期：");
JLabel jldepartment = new JLabel("学院：");
JTextField jtnumber = new JTextField("",20);
JTextField jtpass = new JTextField("",20);
JTextField jtname = new JTextField("",20);
JTextField jtsex = new JTextField("",20);
JTextField jtbirthday = new JTextField("",20);
JTextField jtdepartment = new JTextField("",20);
JButton buttonchange = new JButton("修改");
JButton buttonreturn = new JButton("返回");
public Change() {
JPanel jpnumber = new JPanel();
JPanel jppass = new JPanel();
JPanel jpname = new JPanel();
JPanel jpsex = new JPanel();
JPanel jpbirthday = new JPanel();
JPanel jpdepartment = new JPanel();
JPanel jpforbutton = new JPanel(new GridLayout(1,1));
jpnumber.add(jlnumber);
jpnumber.add(jtnumber);
jppass.add(jlpass);
jppass.add(jtpass);
jpname.add(jlname);
jpname.add(jtname);
jpname.add(jlname);
jpname.add(jtname);
jpsex.add(jlsex);
jpsex.add(jtsex);
jpbirthday.add(jlbirthday);
jpbirthday.add(jtbirthday);
jpdepartment.add(jldepartment);
jpdepartment.add(jtdepartment);
jpforbutton.add(buttonchange);
jpforbutton.add(buttonreturn);
buttonchange.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
String number = jtnumber.getText();
String name = jtname.getText();
String sex = jtsex.getText();
String birthday = jtbirthday.getText();
String department = jtdepartment.getText();
String password = jtpass.getText();
Connection con = lianjie.connection();
ResultSet res = null;
Statement stat = null;
String sql = "SELECT NUMBER FROM student;";
try {
stat=con.createStatement();
res=stat.executeQuery(sql);
boolean flag=false;
while (res.next())
{
//change
if (res.getString(1).equals(number)) {
String sql2 = "UPDATE student SET name='" + name + "' WHERE number='" + jtnumber.getText() + "'";
String sql6 = "UPDATE student SET password='" + password+ "' WHERE number='" + jtnumber.getText() + "'";
String sql3 = "UPDATE student SET sex='" + sex + "' WHERE number='" + jtnumber.getText() + "'";
String sql4 = "UPDATE student SET birthday='" + birthday + "' WHERE number='" + jtnumber.getText() + "'";
String sql5 = "UPDATE student SET department='" + department + "' WHERE number='" + jtnumber.getText() + "'";
JOptionPane.showMessageDialog(null, "修改学生信息成功！！");//提示窗口
flag=true;
try {
stat = con.createStatement();
stat.executeUpdate(sql2);
stat.executeUpdate(sql6);
stat.executeUpdate(sql3);
stat.executeUpdate(sql4);
stat.executeUpdate(sql5);
jtname.setText("");
jtsex.setText("");
jtbirthday.setText("");
jtdepartment.setText("");
jtpass.setText("");
break;
} catch (SQLException g) {
g.printStackTrace();
}
}
}
if (flag==false){
JOptionPane.showMessageDialog(null, "修改失败啦，请输入正确的学号！！");//提示窗口
}
} catch (SQLException e1) {
e1.printStackTrace();
} finally {
try {
con.close();
} catch (SQLException e1) {
e1.printStackTrace();
}
}
}
});
buttonreturn.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
setVisible(false);
}
});
this.setTitle("修改学生信息");
this.setLayout(new GridLayout(9,1));
this.add(jpnumber);
this.add(jppass);
this.add(jpname);
this.add(jpsex);
this.add(jpbirthday);
this.add(jpdepartment);
this.add(jpforbutton);
this.setLocation(400,300);
this.setSize(350,300);
this.setVisible(true);
}
}
package 数据库课设;//学生预约图书
import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
public class 预约 extends JFrame {
JButton buttonbook=new JButton("预约");
JButton buttonreturn=new JButton("返回");
JTextField book = new JTextField("",20);
JLabel label = new JLabel("（输入完整图书名称）");
public 预约(String sid) {
super("预约");
this.setSize(800,600);
this.setLayout(null);
this.setLocation(100,50);
add(buttonreturn);
add(buttonbook);
add(book);
add(label);
buttonbook.setBounds(10, 10, 100, 80);
buttonreturn.setBounds(600, 10, 100, 80);
book.setBounds(400, 10, 100, 80);
label.setBounds(200,10,200,80);
this.setVisible(true);
Connection con=连接.MyConnection();
// 建立查询条件
Statement sql;
ResultSet rs;
try {
sql=con.createStatement();
}
catch(SQLException e) {
System.out.println(e);
}
buttonreturn.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
setVisible(false);
}
});
buttonbook.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
String str=book.getText();
String s;
try {
Connection con=连接.MyConnection();
Statement sql=con.createStatement();
ResultSet rs;
rs=sql.executeQuery("SELECT * FROM tushu WHERE BookName LIKE '"+str+"'");
rs.next();
s=rs.getString(1);
int a=rs.getInt(6);
if(a==0) {
JOptionPane.showMessageDialog(null, "预约失败，此书已全部借出", "错误",JOptionPane.WARNING_MESSAGE);
}
else {
int count=sql.executeUpdate("UPDATE tushu set Count=Count-1 WHERE BookID='"+s+"'");
}
if(a==0) {
int count1=sql.executeUpdate("UPDATE tushu set COM='已借完' WHERE BookID='"+s+"'");
}
else {
sql.executeUpdate("INSERT INTO Search VALUES('" + sid + "','" + s + "')");
JOptionPane.showMessageDialog(null, "预约成功！");
}
}
catch(SQLException e1) {
System.out.println(e1);
JOptionPane.showMessageDialog(null, "无此书", "错误",JOptionPane.WARNING_MESSAGE);
}
}
});
}
}
package 数据库课设;//学生归还图书
import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
public class 归还 extends JFrame{
String str;
JButton buttonback=new JButton("归还");
JButton buttonreturn=new JButton("返回");
JTextField back = new JTextField("",20);
JLabel label = new JLabel("（请输入完整图书名称）");
String s=back.getText();
public 归还(String sid) {
super("归还");
this.setSize(800,600);
this.setLayout(null);
this.setLocation(100,50);
add(buttonreturn);
add(buttonback);
add(back);
add(label);
buttonback.setBounds(10, 10, 100, 80);
buttonreturn.setBounds(600, 10, 100, 80);
back.setBounds(400, 10, 100, 80);
label.setBounds(200,10,200,80);
this.setVisible(true);
Connection con=连接.MyConnection();
// 建立查询条件
Statement sql;
ResultSet rs;
try {
sql=con.createStatement();
}
catch(SQLException e) {
System.out.println(e);
}
buttonreturn.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
setVisible(false);
}
});
buttonback.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
String s=back.getText();
boolean flag=false;
Connection con=连接.MyConnection();
Statement sql;
try {
sql = con.createStatement();
} catch (SQLException e2) {
// TODO 自动生成的 catch 块
e2.printStackTrace();
}
ResultSet rs;
ResultSet rst;
String sss;
try {
sql = con.createStatement();
rs=sql.executeQuery("select bookname,tushu.bookid FROM tushu,Search WHERE tushu.bookid=search.bookid and Studentid='"+sid+"'");
while(rs.next()) {
String ss=rs.getString(1);
sss=rs.getString(2);
if(ss.equals(s)) {
flag=true;
str=sss;
JOptionPane.showMessageDialog(null, "归还成功！");
}
}
if(flag==false) {
JOptionPane.showMessageDialog(null, "未借此书", "错误",JOptionPane.WARNING_MESSAGE);
}
else{
sql.executeUpdate("UPDATE tushu set Count=Count+1 WHERE BookID='" + str+ "'");
}
sql.execute("DELETE FROM Search WHERE Search.BookID In(select t.bookid from (select tushu.bookid from search,tushu where BookName = '"+s+"'and search.BookID=tushu.BookID) as t) and Studentid='"+sid+"'");
}
catch(SQLException e1) {
System.out.println(e1);
JOptionPane.showMessageDialog(null, "未借此书", "错误",JOptionPane.WARNING_MESSAGE);
}
}
});
}
}
package menu;//菜单页面选择学生or管理员
import test1.login;
import 数据库课设.学生登录;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class menu extends JFrame{
JPanel jp3;
JButton jb1,jb2;
public menu(){
jb1 = new JButton("学生");
jb2 = new JButton("管理员");
jb1.setBounds(100, 80, 80, 50);
jb2.setBounds(100, 180, 80, 50);
jp3 = new JPanel();
//String path="a.png";
this.setLayout(null);
jp3.setLayout(null);
ImageIcon background = new ImageIcon("src/a.png");
JLabel back=new JLabel(background);
jp3.setBounds(0, 0, 800, 600);
back.setBounds(0, 0, background.getIconWidth(),background.getIconHeight());
jp3.add(jb1,new Integer("100"));
jp3.add(jb2,new Integer("100"));
jp3.add(back,new Integer("-100"));
this.add(jp3);
Point p = new Point(450, 300 );
this.setSize(739, 413);
this.setLocation(p);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);
this.setTitle("图书馆管理系统");
this.setResizable(false);
jb1.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
new 学生登录();
}
});
jb2.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
new login();
}
});
}
public static void main(String[] args){
new menu();
}
}
完整源码有空上传~
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