在java中调用windows命令

import java.io.*;

/**
* 在java中调用windows命令
*
* @author Norez
*
*/
public class RuntimeExec {

public static void main(String[] args) throws java.io.IOException {
Runtime run = Runtime.getRuntime();

Process process = run.exec("ping 192.168.1.1");

InputStream is = process.getInputStream();
InputStreamReader isr = new InputStreamReader(is);
BufferedReader br = new BufferedReader(isr);
String line = "";
while ((line = br.readLine()) != null) {
System.out.println(line);
}
br.close();
isr.close();
is.close();

}

}