我正在编写的微服务需要与我们平台中的其他微服务进行通信。在那次尝试中,对我们来说理想的解决方案是Spring Cloud Netflix Feign,实现了@FeignClient
.
但是,当我尝试以下操作时,我遇到了以下异常@Autowired ReviewProvider
:
异常(原因)
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'org.springframework.cloud.netflix.feign.FeignContext' available
at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBean(DefaultListableBeanFactory.java:353)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBean(DefaultListableBeanFactory.java:351)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBean(DefaultListableBeanFactory.java:340)
at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1093)
at org.springframework.cloud.netflix.feign.FeignClientFactoryBean.getObject(FeignClientFactoryBean.java:155)
at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.doGetObjectFromFactoryBean(FactoryBeanRegistrySupport.java:168)
ReviewProvider.java
@FeignClient("http://metadata-reviews")
public interface ReviewProvider {
@RequestMapping(path = "sessions", method = POST)
ReviewSessionDTO createSession();
}
ReviewProvider.java
@RunWith(SpringRunner.class)
@ActiveProfiles(INTEGRATION)
@ContextConfiguration(classes = AppEntry.class)
@AutoConfigureTestDatabase(replace = Replace.NONE)
@DataJpaTest
public class ReviewProviderTest {
@Autowired
private ReviewProvider provider;
private Class<? extends ReviewProvider> providerClass;
@Before
public void setup() {
providerClass = provider.getClass();
}
@Test
public void classAnnotations() {
assertTrue(providerClass.isAnnotationPresent(FeignClient.class));
assertEquals("http://metadata-reviews", providerClass.getAnnotation(FeignClient.class).value());
}
@Test
public void createSession() throws Exception {
final Method method = providerClass.getDeclaredMethod("createSession");
assertTrue(method.isAnnotationPresent(RequestMapping.class));
final RequestMapping mapping = method.getAnnotation(RequestMapping.class);
assertEquals("sessions", mapping.path());
assertEquals(0, method.getParameters().toString());
}
}