java文件传输程序 源码+jar文件

package wenjianchuanshu; import java.awt.Container; import java.awt.datatransfer.DataFlavor; import java.awt.datatransfer.Transferable; import java.awt.datatransfer.UnsupportedFlavorException; import java.awt.dnd.DnDConstants; import java.awt.dnd.DropTarget; import java.awt.dnd.DropTargetDragEvent; import java.awt.dnd.DropTargetDropEvent; import java.awt.dnd.DropTargetEvent; import java.awt.dnd.DropTargetListener; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.IOException; import java.lang.reflect.InvocationTargetException; import javax.swing.*; public class MainFrame extends JFrame implements DropTargetListener{ private JLabel ipLabel; private JTextField ipTextField; private JLabel portLabel; private JTextField portTextField; private JButton sendButton; private JLabel pathLabel; private JTextField filePath; private JButton viewButton; private String path; private String file; JMenuBar menuBar; JMenu filemenu,helpmenu; JMenuItem f_setting,f_exit,h_about; Server serverThread; public MainFrame(){ setTitle("文件传输系统"); DropTarget dt; Container c = getContentPane(); c.setLayout(null); menuBar = new JMenuBar(); filemenu = new JMenu("File"); f_setting = new JMenuItem("Setting"); f_exit = new JMenuItem("Exit"); menuBar.add(filemenu); filemenu.add(f_setting); filemenu.add(f_exit); helpmenu = new JMenu("Help"); h_about = new JMenuItem("About"); menuBar.add(helpmenu); helpmenu.add(h_about); setJMenuBar(menuBar); ipLabel = new JLabel("IP:"); ipLabel.setBounds(20, 13, 20, 20); ipTextField = new JTextField("222.204.55.74",9); ipTextField.setBounds(41, 10, 100, 25); portLabel = new JLabel("Port:"); portLabel.setBounds(155, 13, 35, 20); portTextField = new JTextField("5920",4); portTextField.setBounds(186, 10, 39, 25); sendButton = new JButton("Send"); sendButton.setBounds(230, 7, 65, 30); pathLabel = new JLabel("Path:"); pathLabel.setBounds(20, 48, 35, 25); filePath = new JTextField(15); filePath.setBounds(55, 48, 170, 25); viewButton = new JButton("View"); viewButton.setBounds(230, 45, 65, 30); c.add(ipLabel,null); c.add(ipTextField,null); c.add(portLabel,null); c.add(portTextField,null); c.add(sendButton,null); c.add(pathLabel,null); c.add(filePath,null); c.add(viewButton,null); dt = new DropTarget(filePath,this); serverThread = new Server(); serverThread.start(); sendButton.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ if(check()){ Thread sendfile = new Thread(new SendFile(ipTextField.getText(), portTextField.getText(), path, file)); sendfile.start(); } } }); viewButton.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ getFilePath(); } }); f_setting.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ JLabel serverIP,serverPort; JTextField IPField; final JTextField PortField; JButton button; final JDialog set = new JDialog(); set.setTitle("Setting"); Container c = set.getContentPane(); c.setLayout(null); serverIP = new JLabel("Server IP:"); serverIP.setBounds(10, 10, 80, 20); IPField = new JTextField(); IPField.setEditable(false); IPField.setBounds(81, 10, 140, 22); serverPort = new JLabel("Server Port:"); serverPort.setBounds(10, 35, 80, 20); PortField = new JTextField("5920"); PortField.setBounds(81, 35, 140, 22); button = new JButton("OK"); button.setBounds(95, 60, 55, 28); button.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ set.setVisible(false); serverThread.stop(); serverThread.CloseSocket(); serverThread = new Server(Integer.valueOf(PortField.getText()).intValue()); serverThread.start(); } }); c.add(serverIP); c.add(serverPort); c.add(IPField); c.add(PortField); c.add(button); set.setBounds(361,321,240,125); set.setVisible(true); } }); f_exit.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ System.exit(0); } }); h_about.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ about a = new about(); } }); setBounds(304,274,320,150); setVisible(true); } public boolean check(){ String datePattern = "((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)"; String portPattern = "\\d{1,5}"; if(ipTextField.getText().equals("")){ JOptionPane.showMessageDialog(this, "请输入IP！", "Warning", JOptionPane.WARNING_MESSAGE); return false; }else if(!(ipTextField.getText().matches(datePattern))){ JOptionPane.showMessageDialog(this, "IP输入格式错误！", "Warning", JOptionPane.WARNING_MESSAGE); return false; }else if(portTextField.getText().equals("")){ JOptionPane.showMessageDialog(this, "请输入端口！", "Warning", JOptionPane.WARNING_MESSAGE); return false; }else if(!(portTextField.getText().matches(portPattern))){ JOptionPane.showMessageDialog(this, "端口输入格式错误！", "Warning", JOptionPane.WARNING_MESSAGE); return false; }else if(filePath.getText().equals("")){ JOptionPane.showMessageDialog(this, "请选择文件！", "Warning", JOptionPane.WARNING_MESSAGE); return false; } return true; } public void getFilePath(){ JFileChooser fileChooser = new JFileChooser(); fileChooser.showOpenDialog(this); fileChooser.setDragEnabled(true); path = fileChooser.getSelectedFile().getAbsolutePath(); file = fileChooser.getSelectedFile().getName(); filePath.setText(path); } public static void main(String[] args){ MainFrame frame = new MainFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } //以下代码实现拖放功能 @Override public void drop(DropTargetDropEvent dtde){ // TODO Auto-generated method stub Transferable tf = dtde.getTransferable(); DataFlavor[] flavor = tf.getTransferDataFlavors(); for(int i=0; i<flavor.length; i++){ if(flavor[i].isFlavorJavaFileListType()){ dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE); String fp = new String(); try { fp = tf.getTransferData(flavor[i]).toString(); } catch (UnsupportedFlavorException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } StringBuffer fpath = new StringBuffer(); fpath.append(fp); fpath.deleteCharAt(0); fpath.deleteCharAt(fpath.length()-1); //System.out.println(fpath.toString()); filePath.setText(fpath.toString()); path = new String(fpath.toString()); String r = path.replace("\\", "\\\\"); String[] f = r.split("\\\\", 0); file = f[f.length-1]; dtde.dropComplete(true); } } } @Override public void dragEnter(DropTargetDragEvent dtde) { // TODO Auto-generated method stub //System.out.println("Enter..."); } @Override public void dragExit(DropTargetEvent dte) { // TODO Auto-generated method stub } @Override public void dragOver(DropTargetDragEvent dtde) { // TODO Auto-generated method stub } @Override public void dropActionChanged(DropTargetDragEvent dtde) { // TODO Auto-generated method stub } } /*panel = new JPanel(); ipLabel = new JLabel("IP:"); panel.add(ipLabel); ipTextField = new JTextField("222.204.55.74",9); panel.add(ipTextField); portLabel = new JLabel("Port:"); panel.add(portLabel); portTextField = new JTextField("5920",4);