public static String getbase64Url(String imgFile) {
System.out.println("本地地址 imgFile:" + imgFile);
InputStream in = null;
byte[] data = null;
try {
in = new FileInputStream(imgFile);
data = new byte[in.available()];
in.read(data);
in.close();
} catch (IOException e) {
e.printStackTrace();
}
// return new BASE64Encoder().encode(data);
return new BASE64Encoder().encode(Objects.requireNonNull(data));
}