我正在尝试调用休息端点,但在调用它时获取此信息,导致 UI 中出现 404 错误
2016-08-07 13:43:42.611 DEBUG 27834 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Looking up handler method for path /api/v1/operations
2016-08-07 13:43:42.614 DEBUG 27834 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Did not find handler method for [/api/v1/operations]
2016-08-07 13:43:42.615 DEBUG 27834 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Matching patterns for request [/api/v1/operations] are [/**]
2016-08-07 13:43:42.616 DEBUG 27834 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : URI Template variables for request [/api/v1/operations] are {}
2016-08-07 13:43:42.617 DEBUG 27834 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapping [/api/v1/operations] to HandlerExecutionChain with handler [ResourceHttpRequestHandler [locations=[ServletContext resource [/], class path resource [META-INF/resources/], class path resource [resources/], class path resource [static/], class path resource [public/]], resolvers=[org.springframework.web.servlet.resource.PathResourceResolver@39ead1b7]]] and 1 interceptor
同一包中有 2 个具有不同端点的 Controller 类
@RestController
public class OperationRetrievalController {
@Autowired
OperationRetrievalManager operationRetrievalManager;
private static Logger logger = Logger.getLogger(OperationRetrievalController.class);
@RequestMapping("/api/v1/operations")
public ResponseEntity<List<OperationView>> requestUserOperations() {
String ssoId = "xxxxxx";
logger.info("Inside request operationRetrivel Manager +++++++++>>>>>>>>");
return new ResponseEntity<List<OperationView>>(operationRetrievalManager.retrieveOperations(ssoId), HttpStatus.OK);
}
}
我在同一个包中有另一个类:
@RestController
public class ComponentRetrievalController {
@Autowired
ComponentRetrievalManager componentRetrievalManager;
@RequestMapping(value = "api/v1/component/{sso_id}" , method=RequestMethod.GET)
public ResponseEntity<List<Component>> requestUserComponent(@PathVariable("sso_id") String ssoId) {
return new ResponseEntity<List<Component>>(componentRetrievalManager.retrieveComponents(ssoId), HttpStatus.OK);
}
}
这是 Spring Boot 应用程序类:
@SpringBootApplication
@EnableAutoConfiguration
@EnableJpaRepositories(basePackages="com.ge.power.bis.repositories")
@ComponentScan(basePackages="com.ge.power.bis.managers")
public class Application {
private static Logger logger = Logger.getLogger(Application.class);
public static void main(String[] args) {
SpringApplication springApplication = new SpringApplication(Application.class);
ApplicationContext ctx = springApplication.run(args);
logger.info("Let's inspect the beans provided by Spring Boot:");
String[] beanNames = ctx.getBeanDefinitionNames();
Arrays.sort(beanNames);
for (String beanName : beanNames)
{
logger.info(beanName);
}
}
}
当我删除 Application.java
中的所有注释并仅保留 @SpringBootApplication
时,它会出现以下错误:
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'componentRetrievalController': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: com.ge.power.bis.managers.ComponentRetrievalManager com.ge.power.bis.controllers.ComponentRetrievalController.componentRetrievalManager; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [com.ge.power.bis.managers.ComponentRetrievalManager] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:334) ~[spring-beans-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1214) ~[spring-beans-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:543) ~[spring-beans-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapable
最佳答案
其中一个 Impl 类缺少 @Service
关于java - 没有找到处理方法,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/38817471/