Example of creating Edit menu for Notepad:

import javax.swing.*;
import java.awt.event.*;

public class Notepad implements ActionListener{
JFrame f;
JMenuBar mb;
JMenu file,edit,help;
JMenuItem cut,copy,paste,selectAll;
JTextArea ta;
	
Notepad(){
f=new JFrame();

cut=new JMenuItem("cut");
copy=new JMenuItem("copy");
paste=new JMenuItem("paste");
selectAll=new JMenuItem("selectAll");

cut.addActionListener(this);
copy.addActionListener(this);
paste.addActionListener(this);
selectAll.addActionListener(this);

mb=new JMenuBar();
mb.setBounds(5,5,400,40);

file=new JMenu("File");
edit=new JMenu("Edit");
help=new JMenu("Help");

edit.add(cut);edit.add(copy);edit.add(paste);edit.add(selectAll);


mb.add(file);mb.add(edit);mb.add(help);

ta=new JTextArea();
ta.setBounds(5,30,460,460);

f.add(mb);f.add(ta);

f.setLayout(null);
f.setSize(500,500);
f.setVisible(true);
}

public void actionPerformed(ActionEvent e) {
if(e.getSource()==cut)
ta.cut();
if(e.getSource()==paste)
ta.paste();
if(e.getSource()==copy)
ta.copy();
if(e.getSource()==selectAll)
ta.selectAll();
}

public static void main(String[] args) {
	new Notepad();
}
}

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