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import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import java.io.*;
import java.net.*;
import javax.swing.filechooser.FileFilter;
public class Ftp extends JLabel
{
private JButton openButton;
private JButton saveButton;
JFileChooser fc;
String fileName;
int result;
Ftp()
{
setLayout(new GridLayout());
JButton openButton = new JButton("Open");
openButton.addActionListener(new openFile());
JButton saveButton = new JButton("Save");
saveButton.addActionListener(new saveFile());
add(openButton);
add(saveButton);
}
class openFile implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
fc = new JFileChooser();
result = fc.showOpenDialog(Ftp.this);
File file = fc.getSelectedFile();
if(file != null && result == JFileChooser.APPROVE_OPTION)
{
fileName = file.getAbsolutePath();
System.out.println("Ñ¡ÔñÄãÒª´ò¿ªµÄÎļþ£º" + fileName);
try
{
File file1 = new File(fileName);
FileInputStream fos = new FileInputStream(file1);
ServerSocket ss = new ServerSocket(2048);
Socket client = ss.accept();
OutputStream netOut = client.getOutputStream();
OutputStream doc = new DataOutputStream(new BufferedOutputStream(netOut));
byte[] buf = new byte[2048];
int num = fos.read(buf);
while(num != (-1))
{
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