I have seen我可以在类本身上方定义的Requestmapping注释中使用路径变量。 但是,我无法使其发挥作用。我在这里缺少什么?
我的控制器类:
@Slf4j
@RestController
@RequestMapping(value = "{conncetion_name}/widget")
public class WidgetController {
private PortsRepository portsRepository;
private PortsService portsService;
@Autowired
public WidgetController(PortsRepository portsRepository, PortsService portsService) {
this.portsRepository = portsRepository;
this.portsService = portsService;
}
@RequestMapping(value = "/getBulkdata")
public List<TransferObject> getBulkData(@PathVariable(value="connection_name") String connectionName){
return portsService.convertPortsToTransferObject(portsRepository.findByroomTypeIsNotNull());
}
}
当我尝试访问给定的网址时,我收到一条错误消息:
Sat May 13 17:47:05 CEST 2017
There was an unexpected error (type=Internal Server Error, status=500).
Missing URI template variable 'connection_name' for method parameter of type String
我在这里缺少什么?
答案 0 :(得分:1)
请求映射路径变量的注释: -
public void animation()
{
for(int i=0; i<20; i++)
{
try{
Thread.sleep(100);
}
catch( InterruptedException e){}
wolf.move();
repaint();
for(Hare i: hares){
try{
Thread.sleep(100);
}
catch( InterruptedException e){}
i.move();
repaint();
}
}
}
或者您也可以这样使用: -
@RestController
@RequestMapping("/cities")
public class CityController {
private static final Logger logger = LoggerFactory.getLogger(CityController.class);
@Autowired
private CityService cityService;
@RequestMapping(value = "/{id}", method = RequestMethod.GET)
public RestResponse find(@PathVariable("id") Long id) {
.
.
.
}