// 读取文件内容

    public static String readFile(String path) {//路径

        File file = new File(path);

        StringBuilder result = new StringBuilder();

        try {

            BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(file), "GBK"));//构造一个BufferedReader类来读取文件

            String s = null;

            while ((s = br.readLine()) != null) {//使用readLine方法，一次读一行

                result.append(System.lineSeparator() + s);

            }

            br.close();

        } catch (Exception e) {

            e.printStackTrace();

        }

        return result.toString();

    }