将多选文件从JFileChooser添加到JList

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;

public class FileChooserExample extends JFrame {
    private JList<String> fileList;
    private DefaultListModel<String> listModel;

    public FileChooserExample() {
        setTitle("File Chooser Example");
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setSize(400, 300);
        setLocationRelativeTo(null);

        listModel = new DefaultListModel<>();
        fileList = new JList<>(listModel);

        JButton addButton = new JButton("Add Files");
        addButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                JFileChooser fileChooser = new JFileChooser();
                fileChooser.setMultiSelectionEnabled(true);

                int result = fileChooser.showOpenDialog(FileChooserExample.this);
                if (result == JFileChooser.APPROVE_OPTION) {
                    File[] selectedFiles = fileChooser.getSelectedFiles();
                    for (File file : selectedFiles) {
                        listModel.addElement(file.getAbsolutePath());
                    }
                }
            }
        });

        JScrollPane scrollPane = new JScrollPane(fileList);

        getContentPane().setLayout(new BorderLayout());
        getContentPane().add(addButton, BorderLayout.NORTH);
        getContentPane().add(scrollPane, BorderLayout.CENTER);
    }

    public static void main(String[] args) {
        SwingUtilities.invokeLater(new Runnable() {
            @Override
            public void run() {
                FileChooserExample example = new FileChooserExample();
                example.setVisible(true);
            }
        });
    }
}