SuperVCD管理系统 java完整代码 带各种注释

1、文件名称功能MainFrame.javaStoneForest应用的主界面框架MusicPanel.java这个类构建VCD的主面板(panel)MusicDetailsDialog.java这个类显示VCD详细信息对话框MusicEntryDialog.java这个类提供VCD详细信息输入框（可选，本项目未使用）TrackEntryDialog这个类提供VCD歌曲信息输入框（可选，本项目未使用）表2-2 数据服务类列表文件名称功能DataAccessor.java这个抽象类定义了如何读取一个数据文件MusicDataAccessor.java音乐VCD数据读取的实现类，继承了DataAcce

2、ssorHandler.java这个类是基于socket连接的多线程处理器MusicDataClient.java这个类连接数据服务器来获得数据MusicDataServer.java这个类提供数据服务StoneForestProtocol.java这个接口包含数据服务的协议信息表2-3 工具类列表文件名称功能StoneForest.java这个类是整个应用的主（main）入口类Duration.java这个类描述时间的长度。 它包括小时，分和秒Track.java这个类代表歌曲VCD数据Recording.java这个抽象类代表音乐VCD数据，比Track含更多信息MusicRecordin

3、g.java这个类代表音乐VCD数据, 继承了Recording表2-4 其他文件名称功能music.db这个文件以特定格式提供数据runjavadoc.bat这个批处理命令可以用来生成java doc文档docs这个文件夹用来放置生成的java doc文档images这个文件夹用来放置项目所需的图片MainFrameimport javax.swing.*;import java.awt.*;import java.awt.event.*;/* * StoneForest应用的主框架 */public class MainFrame extends JFrame /* * tabbed pa

4、ne组件 */protected JTabbedPane tabbedPane;/* * 音乐CD panel */protected MusicPanel musicPanel;/* * 默认构造方法 */public MainFrame() setTitle("欢迎使用StoneForest应用! ");Container container = this.getContentPane();container.setLayout(new BorderLayout();tabbedPane = new JTabbedPane();musicPanel = new Musi

5、cPanel(this);tabbedPane.addTab("音乐", musicPanel);container.add(BorderLayout.CENTER, tabbedPane);JMenuBar myMenuBar = new JMenuBar();JMenu fileMenu = new JMenu("文件");JMenu openMenu = new JMenu("打开");JMenuItem localMenuItem = new JMenuItem("本地硬盘.");openMenu.add(

6、localMenuItem);JMenuItem networkMenuItem = new JMenuItem("网络.");openMenu.add(networkMenuItem);JMenuItem webMenuItem = new JMenuItem("互联网.");openMenu.add(webMenuItem);fileMenu.add(openMenu);JMenuItem saveMenuItem = new JMenuItem("保存");fileMenu.add(saveMenuItem);JMenuItem

7、 exitMenuItem = new JMenuItem("退出");fileMenu.add(exitMenuItem);myMenuBar.add(fileMenu);exitMenuItem.addActionListener(new ExitActionListener();setupLookAndFeelMenu(myMenuBar);JMenu helpMenu = new JMenu("帮助");JMenuItem aboutMenuItem = new JMenuItem("关于");helpMenu.add(abo

8、utMenuItem);myMenuBar.add(helpMenu);aboutMenuItem.addActionListener(new AboutActionListener();this.setJMenuBar(myMenuBar);setSize(500, 400);setLocation(100, 100);this.addWindowListener(new WindowCloser();fileMenu.setMnemonic('f');exitMenuItem.setMnemonic('x');helpMenu.setMnemonic(

9、9;h');aboutMenuItem.setMnemonic('a');/设定快捷键exitMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_X, ActionEvent.CTRL_MASK);saveMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S, ActionEvent.CTRL_MASK);aboutMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_A,

10、ActionEvent.CTRL_MASK);/* * 设定和选择外观 * */protected void setupLookAndFeelMenu(JMenuBar theMenuBar) UIManager.LookAndFeelInfo lookAndFeelInfo = UIManager.getInstalledLookAndFeels();JMenu lookAndFeelMenu = new JMenu("选项");JMenuItem anItem = null;LookAndFeelListener myListener = new LookAndFeel

11、Listener();try for (int i=0; i < lookAndFeelInfo.length; i+) anItem = new JMenuItem(lookAndFeelInfoi.getName() + " 外观");anItem.setActionCommand(lookAndFeelInfoi.getClassName();anItem.addActionListener(myListener);lookAndFeelMenu.add(anItem);catch (Exception e) e.printStackTrace();theMen

12、uBar.add(lookAndFeelMenu);/* * 退出方法. */public void exit() setVisible(false);dispose();System.exit(0);/* * "退出"事件处理内部类. */class ExitActionListener implements ActionListener public void actionPerformed(ActionEvent event) exit();/* * "关闭窗口"事件处理内部类. */class WindowCloser extends Windo

13、wAdapter /* * let's call our exit() method defined above */public void windowClosing(WindowEvent e) exit();/* * "外观"选择监听类 * */class LookAndFeelListener implements ActionListener public void actionPerformed(ActionEvent event) String className = event.getActionCommand();try UIManager.set

14、LookAndFeel(className);SwingUtilities.updateComponentTreeUI(MainFrame.this);catch (Exception e) e.printStackTrace();/* * "关于"菜单监听类 */ class AboutActionListener implements ActionListener public void actionPerformed(ActionEvent event) String msg = "StoneForest 超值享受!"JOptionPane.sho

15、wMessageDialog(MainFrame.this, msg); MusicPanelimport javax.swing.*;import javax.swing.event.*;import java.awt.*;import java.awt.event.*;import java.util.*;import java.io.*;/* * 这个类构建CD面板 */public class MusicPanel extends JPanel protected JLabel selectionLabel;protected JComboBox categoryComboBox;pr

16、otected JPanel topPanel;protected JList musicListBox;protected JScrollPane musicScrollPane;protected JButton detailsButton;protected JButton clearButton;protected JButton exitButton;protected JPanel bottomPanel;protected MainFrame parentFrame;protected ArrayList musicArrayList;protected MusicDataCli

17、ent myDataClient;public MusicPanel(MainFrame theParentFrame) try parentFrame = theParentFrame;myDataClient = new MusicDataClient();selectionLabel = new JLabel("选择音乐目录");categoryComboBox = new JComboBox();categoryComboBox.addItem("-");ArrayList categoryArrayList = myDataClient.get

18、Categories();Iterator iterator = categoryArrayList.iterator();String aCategory;while (iterator.hasNext() aCategory = (String) iterator.next();categoryComboBox.addItem(aCategory);topPanel = new JPanel();musicListBox = new JList();musicListBox.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);musi

19、cScrollPane = new JScrollPane(musicListBox);detailsButton = new JButton("详细.");clearButton = new JButton("清空");exitButton = new JButton("退出");bottomPanel = new JPanel();this.setLayout(new BorderLayout();topPanel.setLayout(new FlowLayout(FlowLayout.LEFT);topPanel.add(sel

20、ectionLabel);topPanel.add(categoryComboBox);this.add(BorderLayout.NORTH, topPanel);this.add(BorderLayout.CENTER, musicScrollPane);bottomPanel.setLayout(new FlowLayout();bottomPanel.add(detailsButton);bottomPanel.add(clearButton);bottomPanel.add(exitButton);this.add(BorderLayout.SOUTH, bottomPanel);d

21、etailsButton.addActionListener(new DetailsActionListener();clearButton.addActionListener(new ClearActionListener();exitButton.addActionListener(new ExitActionListener();categoryComboBox.addItemListener(new GoItemListener();musicListBox.addListSelectionListener(new MusicListSelectionListener();detail

22、sButton.setEnabled(false);clearButton.setEnabled(false);catch (IOException exc) JOptionPane.showMessageDialog(this, "网络问题 " + exc, "网络问题", JOptionPane.ERROR_MESSAGE);System.exit(1);protected void populateListBox() try String category = (String) categoryComboBox.getSelectedItem();

23、if (! category.startsWith("-") musicArrayList = myDataClient.getRecordings(category);else musicArrayList = new ArrayList(); Object theData = musicArrayList.toArray();musicListBox.setListData(theData);if (musicArrayList.size() > 0) clearButton.setEnabled(true);else clearButton.setEnabled

24、(false);catch (IOException exc) JOptionPane.showMessageDialog(this, "网络问题: " + exc, "网络问题", JOptionPane.ERROR_MESSAGE);System.exit(1);class GoActionListener implements ActionListener public void actionPerformed(ActionEvent event) populateListBox();class DetailsActionListener impl

25、ements ActionListener public void actionPerformed(ActionEvent event) int index = musicListBox.getSelectedIndex();MusicRecording myMusicRecording = (MusicRecording) musicArrayList.get(index);MusicDetailsDialog myDetailsDialog = new MusicDetailsDialog(parentFrame, myMusicRecording);myDetailsDialog.set

26、Visible(true);class ExitActionListener implements ActionListener public void actionPerformed(ActionEvent event) parentFrame.exit();class ClearActionListener implements ActionListener public void actionPerformed(ActionEvent event) Object noData = new Object1;musicListBox.setListData(noData);categoryC

27、omboBox.setSelectedIndex(0);class GoItemListener implements ItemListener public void itemStateChanged(ItemEvent event) if (event.getStateChange() = ItemEvent.SELECTED) populateListBox();class MusicListSelectionListener implements ListSelectionListener public void valueChanged(ListSelectionEvent even

28、t) if (musicListBox.isSelectionEmpty() detailsButton.setEnabled(false);else detailsButton.setEnabled(true);MusicDetailsDialogimport java.awt.*;import java.awt.event.*;import javax.swing.*;import javax.swing.border.*;import java.util.*;/* * 这个类显示CD详细信息对话框 */public class MusicDetailsDialog extends JDi

29、alog protected MusicRecording myRecording;protected Frame parentFrame;public MusicDetailsDialog(Frame theParentFrame, MusicRecording theMusicRecording) this(theParentFrame, "光盘详细信息 " + theMusicRecording.toString(), theMusicRecording);public MusicDetailsDialog(Frame theParentFrame, String t

30、heTitle, MusicRecording theMusicRecording) super(theParentFrame, theTitle, true);myRecording = theMusicRecording;parentFrame = theParentFrame;buildGui();private void buildGui() Container container = this.getContentPane();container.setLayout(new BorderLayout();JPanel topPanel = new JPanel();topPanel.

31、setLayout(new BoxLayout(topPanel, BoxLayout.X_AXIS);JPanel infoPanel = new JPanel();infoPanel.setBorder(new EmptyBorder(10, 10, 0, 10);infoPanel.setLayout(new GridBagLayout();GridBagConstraints c = new GridBagConstraints();c.gridx = 0;c.gridy = 1;c.gridwidth = 3;c.weightx = 0.0;c.weighty = 0.0;c.fil

32、l = GridBagConstraints.BOTH;c.anchor = GridBagConstraints.WEST;c.insets = new Insets(10, 0, 2, 10);JLabel artistLabel = new JLabel("歌手: " + myRecording.getArtist();artistLabel.setForeground(Color.black);infoPanel.add(artistLabel, c);c.gridy = GridBagConstraints.RELATIVE;c.insets = new Inse

33、ts(2, 0, 10, 10);JLabel titleLabel = new JLabel("歌名: " + myRecording.getTitle();titleLabel.setForeground(Color.black);infoPanel.add(titleLabel, c);JLabel categoryLabel = new JLabel("类别: " + myRecording.getCategory();c.insets = new Insets(2, 0, 2, 0);categoryLabel.setForeground(Co

34、lor.black);infoPanel.add(categoryLabel, c);Duration theDuration = myRecording.getDuration();int runningTime = theDuration.getTotalSeconds() / 60;JLabel durationLabel = new JLabel("长度: " + runningTime + " 分.");durationLabel.setForeground(Color.black);infoPanel.add(durationLabel, c

35、);JLabel priceLabel = new JLabel("价格： " + myRecording.getPrice() );c.insets = new Insets(10, 0, 2, 0);priceLabel.setForeground(Color.black);infoPanel.add(priceLabel, c);c.gridx = 3;c.gridy = 1;c.gridwidth = GridBagConstraints.REMAINDER;c.gridheight = 5;c.fill = GridBagConstraints.NONE;c.we

36、ightx = 1.0;c.weighty = 1.0;c.insets = new Insets(5, 5, 20, 0);String imageName = myRecording.getImageName();ImageIcon recordingIcon = null;JLabel recordingLabel = null;/ 读取图片tryif (imageName.trim().length() = 0) recordingLabel = new JLabel(" 图片不存在 ");else recordingIcon = new ImageIcon(get

37、Class().getResource("images/music/" + imageName);recordingLabel = new JLabel(recordingIcon);catch (Exception exc)recordingLabel = new JLabel(" 图片不存在 ");recordingLabel.setBorder(BorderFactory.createRaisedBevelBorder();recordingLabel.setToolTipText(myRecording.getArtist();infoPanel

38、.add(recordingLabel, c);container.add(BorderLayout.NORTH, infoPanel);Track tracksArray = myRecording.getTrackList();JList tracksListBox= new JList(tracksArray);JScrollPane tracksScrollPane = new JScrollPane(tracksListBox);TitledBorder listBorder = BorderFactory.createTitledBorder("List of Track

39、s");listBorder.setTitleColor(Color.black);tracksScrollPane.setBorder(listBorder);container.add(BorderLayout.CENTER, tracksScrollPane);JPanel bottomPanel = new JPanel();JButton okButton = new JButton("OK");bottomPanel.add(okButton);container.add(BorderLayout.SOUTH, bottomPanel);okButto

40、n.addActionListener(new OkButtonActionListener();this.pack();Point parentLocation = parentFrame.getLocation();this.setLocation(parentLocation.x + 50, parentLocation.y + 50);/* 处理按钮的内部类*/class OkButtonActionListener implements ActionListener public void actionPerformed(ActionEvent event)setVisible(fa

41、lse);DataAccessorimport java.util.*;/* * 这个抽象类定义了如何读取一个数据文件。 它提供的方法可以用来获得CD的分类和具体的CD信息 * */public abstract class DataAccessor /* * 存放CD信息的HashMap/hashtable . * */protected HashMap dataTable;/* * 最近增加的CD集合 * */ protected ArrayList recentRecordingList; /* * 默认构造方法 */ public DataAccessor() dataTable =

42、new HashMap();recentRecordingList = new ArrayList(); /* * 获得CD分类集合 */public ArrayList getCategories() Set categorySet = dataTable.keySet();log("获得分类.");ArrayList categories = new ArrayList(categorySet);/ 排序Collections.sort(categories);log("完成获得分类!n");return categories;/* * 获得某类CD

43、的集合 * * param 类别 */public ArrayList getRecordings(String category) ArrayList recordingList = null;log("获得CD集合信息， 它们属于: " + category);recordingList = (ArrayList) dataTable.get(category);/ 排序Collections.sort(recordingList);log("完成获得CD集合信息!n");return recordingList;/* * 在内存中增加新的CD *

44、* param被增加的CD * */public void addRecording(Recording theRecording) String category = theRecording.getCategory();log("添加新的CD: " + theRecording);ArrayList recordingList = (ArrayList) dataTable.get(category);recordingList.add(theRecording);recentRecordingList.add(theRecording);log("完成添加新

45、的CD!n");/* * 从文件中读取数据 */public abstract void load();/* * 向文件中保存数据 */public abstract void save();/* * 日志方法. */protected void log(Object msg) System.out.println("数据存取类Data Accessor: " + msg);Handlerimport java.io.*;import .*;import java.util.*;/* * 这个类是socket连接的处理器 * 例如： * <pre> *

46、Handler aHandler = new Handler(clientSocket, myMusicDataAccessor); *aHandler.start(); * </pre> * * */public class Handler extends Thread implements StoneForestProtocol protected Socket clientSocket;protected ObjectOutputStream outputToClient;protected ObjectInputStream inputFromClient;protecte

47、d MusicDataAccessor myMusicDataAccessor;protected boolean done;public Handler(Socket theClientSocket, MusicDataAccessor theMusicDataAccessor) throws IOException clientSocket = theClientSocket;outputToClient = new ObjectOutputStream(clientSocket.getOutputStream();inputFromClient = new ObjectInputStre

48、am(clientSocket.getInputStream();myMusicDataAccessor = theMusicDataAccessor;done = false;public void run() try while (!done) log("等待命令.");int opCode = inputFromClient.readInt();log("opCode = " + opCode);switch(opCode) case StoneForestProtocol.OP_GET_MUSIC_CATEGORIES:opGetMusicCat

49、egories();break;case StoneForestProtocol.OP_GET_MUSIC_RECORDINGS:opGetMusicRecordings();break;default:System.out.println("错误代码");catch (IOException exc) log(exc);protected void opGetMusicCategories() try ArrayList categoryList = myMusicDataAccessor.getCategories();outputToClient.writeObjec

50、t(categoryList);outputToClient.flush();log("发出 " + categoryList.size() + " 类别信息到客户端到客户端.");catch (IOException exc) log("发生异常: " + exc);protected void opGetMusicRecordings() try log("读取份类信息");String category = (String) inputFromClient.readObject();log("类别是 " + category);ArrayList recordingList = myMusicDataAccessor.getRecordings(category);outputToClient.writeObject(recordingList);outputToClient.flush();log("发出 " + recordingList.size(