使用工具类

<dependency> <groupId>cn.hutool</groupId> <artifactId>hutool-all</artifactId> <version>4.3.2</version> </dependency>编写请求类

@Controllerpublic class UploadController { @RequestMapping("/{page}") public String showPage(@PathVariable String page) { return page; } @GetMapping("/posthttp") public String postparam(String param,Model model) { if (param.equals("")) { Person single = new Person("aa", 11); model.addAttribute("singlePerson", single); model.addAttribute("postcontent", "URL没有数据"); return "person"; } else { Person single = new Person("aa", 11); model.addAttribute("singlePerson", single);// System.out.println("这是提交的参数："+param); HttpRequest httpRequest = HttpRequest.get(param); HttpResponse execute = httpRequest.execute();// System.out.println("这是结果"+execute.body()); model.addAttribute("postcontent", execute.toString()); return "person"; }响应