Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [com.imut.service.IUserService] found for dependency [com.imut.service.IUserService]: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {} at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoSuchBeanDefinitionException(DefaultListableBeanFactory.java:1398) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1051) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1018) at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredMethodElement.inject(AutowiredAnnotationBeanPostProcessor.java:643)
... 28 more
原因：bean没有注入。
<!-- 自动扫描(自动注入) --> <context:component-scan base-package="com.imut.service" />
@Service("userService") public class UserServiceImpl implements IUserService { private UserMapper userMapper; public UserMapper getUserMapper() { return userMapper; } @Autowired public void setUserMapper(UserMapper userMapper) { this.userMapper = userMapper; }
解决：
<!-- 自动扫描(自动注入) --> <context:component-scan base-package="com.imut.serviceImpl" />
