根据图片地址转换为base64编码字符串

 - 根据图片地址转换为base64编码字符串

/**
    * @Description: 根据图片地址转换为base64编码字符串
    * @Author:
    * @CreateTime:
    * @return
    */
    public static String getImageStr(String imgFile) {
        InputStream inputStream = null;
        byte[] data = null;
        try {
            inputStream = new FileInputStream(imgFile);
            data = new byte[inputStream.available()];
            inputStream.read(data);
            inputStream.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        // 加密
        sun.misc.BASE64Encoder encoder = new sun.misc.BASE64Encoder();
        return encoder.encode(data);
    }