qrcode/src/main/java/com/xiongyingqi/qrcode/QRCodeGenerator.java
public File generate() {
        QRCode qrCode = new QRCode();
        File file = qrCode.encode(profile);
        return file;
    }
public File generate() {
        QRCode qrCode = new QRCode();
        File file = qrCode.encode(profile);
        return file;
    }
生成文件

@return 返回二维码文件