Java 查看Windows 运行的进程

package thread;

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

public class ThreadRun
{
  public static void main(String[] args) throws IOException {        
    Runtime run = Runtime.getRuntime();
    Process pro = run.exec("tasklist  /NH");
    BufferedReader br = new BufferedReader(new InputStreamReader(pro.getInputStream()));
    String str = "";
    while((str = br.readLine()) != null) {
        System.out.println(str);
    }
    br.close();
    pro.destroy();
}
}