Spring MVC
import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;@Controller@RequestMapping("/users")public class UserControllerHeader { @RequestMapping(headers = "id=4") public String handleAllUsersRequest() { System.out.println("got header id = 4"); return ""; } @RequestMapping(headers = "id=10") public String handleAllUsersRequest2() { System.out.println("got header id = 10"); return ""; }}