代码优化 大佬看下 拜托拜托

[Lin_bai_]

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

class BorderLayoutPosition extends JFrame
{
BorderLayoutPosition()
{
setTitle("这个窗体使用边界布局管理器");
Container c = getContentPane();
setLayout(new BorderLayout());
JButton centerBtn = new JButton("中"),northBtn = new JButton("北"),westBtn = new JButton("南"),easthBtn = new JButton("东"),southBtn = new JButton("西");
centerBtn.setBackground(Color.white);
northBtn.setBackground(Color.BLACK);
westBtn.setBackground(Color.BLACK);
easthBtn.setBackground(Color.BLACK);
southBtn.setBackground(Color.BLACK);
c.add(centerBtn,BorderLayout.CENTER);
c.setBackground(Color.red);
c.add(northBtn,BorderLayout.NORTH);
c.add(southBtn,BorderLayout.SOUTH);
c.add(westBtn,BorderLayout.WEST);
c.add(easthBtn,BorderLayout.EAST);
setSize(350,200);
setVisible(true);
setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
}
public static void main(String args[])
{
new BorderLayoutPosition();
}
}

[Lin_bai_]

直接运行即可