java swing borderLayout

“`
package com.js;
import java.awt.*;
import javax.swing.*;

public class Java_3_swing_6_BorderLayoutPosition extends JFrame{
String[] border = {
BorderLayout.CENTER,BorderLayout.NORTH,BorderLayout.SOUTH,BorderLayout.WEST,BorderLayout.EAST
};
String[] buttonName = {
“center button”,”north button”,”south button”,”west button”,”east button”
};
public Java_3_swing_6_BorderLayoutPosition(){
setTitle(“这个窗体使用边界布局管理器”);
Container c = getContentPane();// 获取容器
setLayout(new BorderLayout());// 设置容器为边界布局管理器
for(int i =0; i