Java Swing - 如何使用Filter設(shè)置JFileChooser以顯示ONLY目錄

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import java.io.File;
import javax.swing.JFileChooser;
public class Main {
  public static void main(String[] args) {
    JFileChooser fileChooser = new JFileChooser(".");
    fileChooser.setControlButtonsAreShown(false);
    fileChooser.setFileFilter(new FolderFilter());
    fileChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
    fileChooser.showOpenDialog(null);
  }
}
class FolderFilter extends javax.swing.filechooser.FileFilter {
  @Override
  public boolean accept(File file) {
    return file.isDirectory();
  }
  @Override
  public String getDescription() {
    return "We only take directories";
  }
}
 
 
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