Gui.java

package finlaydag33k.swing.gui;

import java.awt.EventQueue;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.stream.Stream;

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.border.EmptyBorder;

import net.miginfocom.swing.MigLayout;

public class Gui extends JFrame {

	private JPanel contentPane;
	static JTextArea filePanel = new JTextArea();

	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					Gui frame = new Gui();
					frame.setVisible(true);
					try(Stream<Path> paths = Files.walk(Paths.get("/home/finlay/Pictures"))) {
					    paths.forEach(filePath -> {
					        if (Files.isRegularFile(filePath)) {
					            //System.out.println(filePath);
					        	filePanel.append("Hii");
					        }
					    });
					}
					System.out.println(System.currentTimeMillis() - System.currentTimeMillis());
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	/**
	 * Create the frame.
	 */
	public Gui() {
		setAlwaysOnTop(true);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 450, 300);
		contentPane = new JPanel();
		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
		setContentPane(contentPane);
		contentPane.setLayout(new MigLayout("", "[][grow]", "[][grow]"));
		
		JTextArea FilePanel =  new JTextArea();
		contentPane.add(FilePanel, "cell 1 1,grow");
	}
	
}