import java.io.File;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileFilter;
import javax.swing.filechooser.FileNameExtensionFilter;
public class FileChooserDialog {
public static void main(String[] args) {
JFileChooser fileopen = new JFileChooser();
FileFilter filter = new FileNameExtensionFilter("c files", "c");
fileopen.addChoosableFileFilter(filter);
int ret = fileopen.showDialog(null, "Open file");
if (ret == JFileChooser.APPROVE_OPTION) {
File file = fileopen.getSelectedFile();
System.out.println(file);
}
}
}