admin.java

图书管理系统v1.0是使用JAVA语言开发的解决图书基本管理的一个应用程序。 该系统能够实现简单的图书和用户管理

package lib;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.sql.*;

public class Admin extends JInternalFrame {
    private JTabbedPane tabbedPane;
    private ImageIcon icon;
    private JPanel northPanel = new JPanel();
	private JLabel northLabel = new JLabel("管理员信息");
	private JPanel centerPanel = new JPanel();
	private JPanel editPanel = new JPanel();
	private JPanel editInformationPanel = new JPanel();
	private JPanel editInformationLabelPanel = new JPanel();
	private JPanel editInformationTextFieldPanel = new JPanel();
	private JPanel editButtonPanel = new JPanel();
	private JLabel editLabel = new JLabel("管理员ID: ");
	private JTextField editTextField = new JTextField(25);
	private JButton editButton = new JButton("编辑",new ImageIcon(ClassLoader.getSystemResource("images/edit.gif")));
	private JPanel informationPanel = new JPanel();
	private JPanel informationLabelPanel = new JPanel();
	private JLabel[] informationLabel = new JLabel[3];
	private  String[] informaionString = {" 输入密码: ", " 重新输入密码: ","管理员姓名："};
	private JPanel informationTextFieldPanel = new JPanel();
	private JPasswordField[] informationPasswordField = new JPasswordField[2];
	private JTextField informationTextField = new JTextField();
	private JPanel updateInformationButtonPanel = new JPanel();
	private JButton updateInformationButton = new JButton("更新信息",new ImageIcon(ClassLoader.getSystemResource("images/add.gif")));
	private JPanel southPanel = new JPanel();
	private JButton OKButton = new JButton("退出",new ImageIcon(ClassLoader.getSystemResource("images/exit.gif")));
	private Members member;
	private String ID,name;
	private String URL = "jdbc:odbc:JLibrary";
	
	private JPanel northPanel1 = new JPanel();
	private JLabel northLabel1 = new JLabel("管理员信息");
	private JPanel centerPanel1 = new JPanel();
	private JPanel informationLabelPanel1 = new JPanel();
	private JLabel[] informationLabel1 = new JLabel[2];
	private JPanel informationTextFieldPanel1 = new JPanel();
	private JTextField informationTextField1 = new JTextField(25);
	private JPasswordField[] informationPasswordField1=new JPasswordField[2] ;
	private JPanel insertInformationButtonPanel1 = new JPanel();
	private JButton insertInformationButton1 = new JButton("插入管理员记录",new ImageIcon(ClassLoader.getSystemResource("images/add.gif")));
	private JPanel southPanel1 = new JPanel();
	private JButton OKButton1 = new JButton("退出",new ImageIcon(ClassLoader.getSystemResource("images/exit.gif")));
	
	private JPanel northPanel3 = new JPanel();
	private JLabel title = new JLabel("管理员信息");
	private JPanel centerPanel3 = new JPanel();
	private JPanel removePanel = new JPanel();
	private JLabel removeLabel = new JLabel(" 填写管理员ID: ");
	private JTextField removeTextField = new JTextField();
	private JPanel removeMemberPanel = new JPanel();
	private JButton removeButton = new JButton("删除",new ImageIcon(ClassLoader.getSystemResource("images/delete.gif")));
	private JPanel southPanel3 = new JPanel();
	private JButton exitButton = new JButton("退出",new ImageIcon(ClassLoader.getSystemResource("images/exit.gif")));
	
    public Admin() {
        super("编辑管理员信息", false, true, false, true);
        Container cp = this.getContentPane();
        tabbedPane = new JTabbedPane();
        icon = createImageIcon("images/user.gif");

        JComponent panel1 = new JPanel();
        tabbedPane.addTab("编辑", icon, panel1,
                          "编辑管理员信息");
        tabbedPane.setMnemonicAt(0, KeyEvent.VK_1);
		editAdmin(panel1);
		
        JComponent panel2 = new JPanel();
        tabbedPane.addTab("插入", icon, panel2,
                          "添加管理员");
        tabbedPane.setMnemonicAt(1, KeyEvent.VK_2);
        addAdmin(panel2);
        JComponent panel3 = new JPanel();
        tabbedPane.addTab("删除", icon, panel3,
                          "删除管理员信息");
        tabbedPane.setMnemonicAt(2, KeyEvent.VK_3);
        removeAdmin(panel3);
        cp.add(tabbedPane);
        setVisible(true);
		pack();
    }

    /** Returns an ImageIcon, or null if the path was invalid. */
    protected static ImageIcon createImageIcon(String path) {
        java.net.URL imgURL = ClassLoader.getSystemResource(path);
        if (imgURL != null) {
            return new ImageIcon(imgURL);
        } else {
            System.err.println("Couldn't find file: " + path);
            return null;
        }
    }   
    private void editAdmin(JComponent cp){
        cp.setLayout(new BorderLayout());
		northPanel.setLayout(new FlowLayout(FlowLayout.CENTER));
		northLabel.setFont(new Font("Default", Font.BOLD, 14));
		northPanel.add(northLabel);
		cp.add("North", northPanel);
		centerPanel.setLayout(new BorderLayout());
		editPanel.setLayout(new BorderLayout());
		editPanel.setBorder(BorderFactory.createTitledBorder(" 管理员ID: "));
		editInformationPanel.setLayout(new BorderLayout());
		editInformationLabelPanel.setLayout(new GridLayout(1, 1, 1, 1));
		editInformationLabelPanel.add(editLabel);
		editLabel.setFont(new Font("Default", Font.BOLD, 13));
		editInformationPanel.add("West", editInformationLabelPanel);
		editInformationTextFieldPanel.setLayout(new GridLayout(1, 1, 1, 1));
		editInformationTextFieldPanel.add(editTextField);
		editTextField.setFont(new Font("Default", Font.PLAIN, 13));
		editInformationPanel.add("East", editInformationTextFieldPanel);
		editPanel.add("North", editInformationPanel);
		editButtonPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
		editButtonPanel.add(editButton);
		editButton.setFont(new Font("Default", Font.BOLD, 13));
		editPanel.add("Center", editButtonPanel);
		centerPanel.add("North", editPanel);
		informationPanel.setLayout(new BorderLayout());
		informationPanel.setBorder(BorderFactory.createTitledBorder("修改信息: "));
		informationLabelPanel.setLayout(new GridLayout(3, 1, 1, 1));
		informationTextFieldPanel.setLayout(new GridLayout(3, 1, 1, 1));
		informationLabelPanel.add(informationLabel[2] = new JLabel(informaionString[2]));
		informationLabel[2].setFont(new Font("Default", Font.BOLD, 13));
		for (int i = 0; i < 2; i++) {
			informationLabelPanel.add(informationLabel[i] = new JLabel(informaionString[i]));
			informationLabel[i].setFont(new Font("Default", Font.BOLD, 13));
		}
		informationPanel.add("West", informationLabelPanel);		
		informationTextFieldPanel.add(informationTextField = new JTextField());
		informationTextField.setFont(new Font("Default", Font.PLAIN, 13));
		for(int i=0;i<2;i++){
			informationTextFieldPanel.add(informationPasswordField[i] = new JPasswordField(25));
			informationPasswordField[i].setFont(new Font("Default", Font.PLAIN, 13));
		}
		informationPanel.add("East", informationTextFieldPanel);
		updateInformationButtonPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
		updateInformationButton.setFont(new Font("Default", Font.BOLD, 13));
		updateInformationButtonPanel.add(updateInformationButton);
		informationPanel.add("South", updateInformationButtonPanel);
		centerPanel.add("Center", informationPanel);
		cp.add("Center", centerPanel);
		southPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
		OKButton.setFont(new Font("Default", Font.BOLD, 13));
		southPanel.add(OKButton);
		southPanel.setBorder(BorderFactory.createEtchedBorder());
		cp.add("South", southPanel);
		editButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent ae) {
				ID = editTextField.getText();
				if (ID!="") {
					Thread runner = new Thread() {
						public void run() {
							member = new Members();
							member.setType(false);
							member.connection("SELECT * FROM Admin WHERE ID LIKE " + "'"+ID+"'");
							if (member.getPassword()!=null) {
								informationPasswordField[0].setText(member.getPassword());
								informationPasswordField[1].setText(member.getPassword());
								informationTextField.setText(member.getName());
							}
							else {
								JOptionPane.showMessageDialog(null, "请输入正确的管理员ID号码！", "出错", JOptionPane.ERROR_MESSAGE);
								editTextField.setText(null);
							}
						}
					};
					runner.start();
				}
				else {
					JOptionPane.showMessageDialog(null, "请填写管理员ID号码", "警告", JOptionPane.WARNING_MESSAGE);
				}
			}