菜鸟！求解！

这是在论坛里看到大虾写的代码 特感兴趣的 可是我怎么运行不了 会出错！是代码问题 还是我运行的问题！！求大家帮帮忙！！
package net.iegames;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;

public class BanSupport extends JFrame {
private String keyWord;
private JLabel msg;

public BanSupport(String keyWord) {
super("想禁谁，就可以禁谁");
this.setBounds(200, 200, 500, 200);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

msg=new JLabel("所谓监控用户硬盘，只是个笑话.根本就是公开的API。360是SB ");
this.getContentPane().add(msg);

this.keyWord = keyWord.toLowerCase();
this.check();
}

public void check() {
Runtime runtime = Runtime.getRuntime();
Process process = null;
try {
process = runtime.exec("cmd /c Tasklist");

BufferedReader in = new BufferedReader(new InputStreamReader(
process.getInputStream()));
String s = "";
while ((s = in.readLine()) != null) {
s = s.toLowerCase();
if (s.startsWith(keyWord)) {
s = s.substring(0, s.indexOf(".exe") + 4);
JOptionPane.showMessageDialog(this, "您的系统中检测到"+s+"，为了保障您的安全，本软件即将退出。请卸载后再使用本检测软件。");
System.exit(-1);
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
}





package net.iegames;
public class Ban360 extends BanSupport {
public Ban360() {
super("360");//这里可以换成QQ
}

public static void main(String[] args) {
Ban360 demo = new Ban360();
demo.setVisible(true);
}
}