我想试试spring 3.0.5的<context:component-scan base-package />
功能。在spring项目中找不到hibernate autowire的麻烦,找不到bean错误
我在的applicationContext此项:
<context:component-scan base-package="com.project.personal.admin.model"/>
<context:annotation-config />
我有知道如何创建任何POJO和DAO一个管理器类。
@Component("manager")
public class ManagerImpl implements ApplicationContextAware, Manager {
ApplicationContext applicationContext;
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
this.applicationContext = applicationContext;
}
public User CreateUser(){
return (User) getInstance("user", User.class);
}
public UserDAO createUserDAO(){
return (UserDAO) getInstance("userDAO", UserDAO.class);
}
//....
}
一个POJO喜欢:
@Entity
@Table(name = "user", uniqueConstraints = {
@UniqueConstraint(columnNames = {"email"})})
@Component("user")
public class User {
public User() {
this.dateCreated = new Date();
}
@Id
@GeneratedValue(generator = "uuid")
@GenericGenerator(name = "uuid", strategy = "uuid.hex")
@Column(name = "id", length = 32)
private String id;
@Column(name = "email", length = 150)
private String email;
//setters and getters
}
我的测试类是像这样
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations={"classpath:META-INF/test-project-admin-config.xml"})
@TransactionConfiguration(defaultRollback=true)
@Transactional
public class UserDAOImplTest {
//@Autowired
@Resource(name="manager")
Manager manager;
@Autowired
UserDAO userDAO;
public UserDAOImplTest() {
}
@Test
public void testSave() {
User u1 = manager.CreateUser();
u1.setEmail("[email protected]");
u1.setFullname("joseph djomeda");
u1.setPassword("psaumedetdavid");
userDAO.save(u1);
User expResult = u1;
User result = (User)userDAO.getById(u1.getId());
Assert.assertEquals(expResult, result);
Assert.assertEquals(expResult.getId(), result.getId());
}
}
我遇到这个错误:
org.springframework.beans。 factory.NoSuchBeanDefinitionException:没有匹配[com.project.personal.admin.ma nager.Manager]找到依赖关系:预计至少有1个bean有资格作为此依赖关系的自动连线候选。依赖注解:{@ org.springframework.beans.factory.annotation.Autowired(必需=真)}
大部分我创建ApplicationContext中的每一类条目的时间,它一直工作,此时沿着我想尝试包扫描。 这是我做得不好的东西吗?我已经尝试了Autowired和后来的资源。所以我的想法
感谢您阅读此。
是否应用程序上下文您在'@ ContextConfiguration'注释中定义的'test-project-admin-config.xml'具有与您在应用中使用的内容相同的内容吗?它需要在那里进行组件扫描。否则,它不会找到你的班级。 – 2011-04-11 15:55:12