package com.product.device.controller; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; import javax.servlet.http.HttpServletResponse; import com.product.device.service.QuickResponseService; import java.io.IOException; @RestController @RequestMapping("/api/common/util") public class QuickResponseController { @Autowired QuickResponseService qrService; @RequestMapping("/create-qr") public void generateV3(String content, HttpServletResponse servletResponse) throws IOException { qrService.generateStream(content,servletResponse); } }