JAVA操作WINDOWS的Command命令

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


public class SystemTest {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
//执行WINDOWS的CMD 命令		
		Runtime r = Runtime.getRuntime();
		try {
			
			String[] sr = {"cmd","/c","dir d:\\."};
			Process p = r.exec(sr);
			
			p.getInputStream();
			BufferedReader br = null;
			BufferedInputStream bis = new BufferedInputStream(p.getInputStream());
			br = new BufferedReader(new InputStreamReader(bis,"gb2312"));
			
			String ss = null;
			
			while((ss = br.readLine()) != null){
				System.out.println(ss);
			}
			
			System.out.println(ss);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

}