推荐订阅源

public static void main(String[] args) throws IOException {
         //生成二维码图片
        File qrFile = new File("D:\\data\\poster" + File.separator + UUID.randomUUID().toString() + ".jpg");
        generateQr(QR_WIDTH, QR_HEIGHT, "https://www.baidu.com/", qrFile);
        //创建一个画布
        BufferedImage thumbImage = new BufferedImage(GRAPHICS_WIDTH, GRAPHICS_HEIGHT, BufferedImage.TYPE_INT_RGB);
        Graphics graphics = thumbImage.getGraphics();
        //绘制海报
        // String template = this.getClass().getResource("/poster/testFiveG.jpg").getPath();
        graphics.drawImage(ImageIO.read(new File("D:\\data\\testFiveG.jpg")), 0, 0, null);
        //添加二维码
        //qrLocation
        graphics.drawImage(ImageIO.read(qrFile), 317, 944, null);
        //添加文字
        graphics.setColor(Color.white);
        graphics.setFont(new Font("微软雅黑", Font.PLAIN, 24));
        //nicknameLocation
        graphics.drawString("分享官：" + 130 + "****" + 77820, 255, 1143);
        //生成海报
        File file = new File("D:\\data\\poster" + File.separator + UUID.randomUUID().toString() + ".jpg");
        ImageIO.write(thumbImage, "jpg", file);
    }

 生成二维码，使用的hutool工具

private static void generateQr(int width, int height, String content, File targetFile) {
        QrConfig config = new QrConfig(width, height);
        config.setMargin(1);
        QrCodeUtil.generate(content, config, targetFile);
}