Import Javax.swing.*; Public Class JFrame1

Essay

import javax.swing.*;
public class JFrame1
{
     public static void main(String[] args)
     {
         JFrame aFrame = new JFrame("First frame");
         aFrame.setSize(300, 125);
         aFrame.setVisible(true);
     }
}
Explain the purpose of each statement in the main() method above and why they are necessary for creating a JFrame .