這里是項目product ProductService.java public?class?ServiceController?{ ????//test ????@GetMapping("/msg") ????public?String?getMsg()?{ ????????return?"這是product里面得接口"; ????} } ----------------------------------------------- 這里是項目feign ProductClient.java(interface) @FeignClient(name?=?"product") public?interface?ProductClient?{ ????@Bean ????@GetMapping("/msg") ????public?String?getMsg(); } ------------------------ ClientController.java @RestController public?class?ClientController?{ ????@Autowired ????private?ProductClient?productClient; ????@GetMapping("/getMessage") ????public?String?getMag()?{ ????????return?productClient.getMsg(); ????} }