后端Java验证码实现

&＃64;RestController
&＃64;RequestMapping("/sms/system")
public class SystemController {&＃64;GetMapping("/getVerifiCodeImage")public void getVerifiCodeImage(HttpServletRequest request, HttpServletResponse response){//获取图片BufferedImage verifiCodeImage &＃61; CreateVerifiCodeImage.getVerifiCodeImage();//获取图片上的验证码String verifiCode &＃61; new String(CreateVerifiCodeImage.getVerifiCode());//将验证码文本放入session域&＃xff0c;为下一次验证做准备HttpSession session &＃61; request.getSession();session.setAttribute("verifiCode",verifiCode);//将验证码图片响应给浏览器try {ImageIO.write(verifiCodeImage,"JPEG",response.getOutputStream());} catch (IOException e) {e.printStackTrace();}}
}