git.gumartinm.name Git - JavaForFun/blob

   1 package de.spring.webservices.rest.client;
   2
   3 import java.net.URI;
   4 import java.util.Arrays;
   5 import java.util.List;
   6
   7 import org.slf4j.Logger;
   8 import org.slf4j.LoggerFactory;
   9 import org.springframework.beans.factory.annotation.Autowired;
  10 import org.springframework.beans.factory.annotation.Value;
  11 import org.springframework.http.ResponseEntity;
  12 import org.springframework.stereotype.Service;
  13 import org.springframework.web.client.RestTemplate;
  14
  15 import de.spring.webservices.domain.Car;
  16
  17 @Service("carClientService")
  18 public class CarClientService {
  19         private static final Logger LOGGER = LoggerFactory.getLogger(CarClientService.class);
  20
  21         private final String apiCarsUrl;
  22         private final String apiCarUrl;
  23         private final RestTemplate restTemplate;
  24
  25     @Autowired
  26         public CarClientService(@Value("${url.base}${url.cars}") String apiCarsUrl,
  27                         @Value("${url.base}${url.car}") String apiCarUrl, RestTemplate restTemplate) {
  28                 this.apiCarsUrl = apiCarsUrl;
  29                 this.apiCarUrl = apiCarUrl;
  30                 this.restTemplate = restTemplate;
  31         }
  32
  33
  34         public List<Car> doGetCars() {
  35                 ResponseEntity<Car[]> responseEntity = restTemplate.getForEntity(apiCarsUrl, Car[].class);
  36
  37                 return Arrays.asList(responseEntity.getBody());
  38         }
  39
  40         public Car doGetCar(long id) {
  41                 ResponseEntity<Car> responseEntity = restTemplate.getForEntity(
  42                                 apiCarUrl.replace(":id", String.valueOf(id)), Car.class);
  43
  44                 return responseEntity.getBody();
  45         }
  46
  47
  48         public Car doNewCar(Car car) {
  49                 ResponseEntity<Car> responseEntity = restTemplate.postForEntity(apiCarsUrl, car, Car.class);
  50                 URI newCarLocation = responseEntity.getHeaders().getLocation();
  51                 LOGGER.info("new car location: " + newCarLocation.getPath());
  52
  53                 return responseEntity.getBody();
  54         }
  55 }