java执行cmd命令，返回结果中文乱码问题解决

BufferedReader br=null;
		try {
			Process p=Runtime.getRuntime().exec("net user");
			br=new BufferedReader(new InputStreamReader(p.getInputStream(), Charset.forName("GBK")));
			String line=null;
			while((line=br.readLine())!=null){
				System.out.println(line);
			}
		} catch (IOException e) {
			e.printStackTrace();
		}finally{
			if(br!=null){
				try{
					br.close();
				}catch(Exception e){
					e.printStackTrace();
				}
			}
		}