import javax.swing.*;
import java.awt.Insets;
import java.awt.BorderLayout;

public class JInsetsTest2 extends JFrame{

  public static void main(String[] args){
    JInsetsTest2 frame = new JInsetsTest2();

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setBounds(10, 10, 300, 200);
    frame.setTitle("ƒ^ƒCƒgƒ‹");
    frame.setVisible(true);
  }

  JInsetsTest2(){
    JButton button1 = new JButton("Button");
    Insets insets1 = button1.getMargin();

    JButton button2 = new JButton("Button");

    int newtop = insets1.top + 10;
    int newleft = insets1.left + 10;
    int newbottom = insets1.bottom + 10;
    int newright = insets1.right + 10;
    Insets insets2 = new Insets(newtop, newleft, newbottom, newright);
    button2.setMargin(insets2);

    JPanel p = new JPanel();
    p.add(button1);
    p.add(button2);

    getContentPane().add(p, BorderLayout.CENTER);
  }