java(Spring MVC+Hibernate 4+Test 4)自动连线DAO返回NULL
Maven依赖关系
<!-- SPRING MVC -->
<spring-version>4.0.3.RELEASE</spring-version>
<spring-test-version>4.2.1.RELEASE</spring-test-version>
<!-- TESTS -->
<junit-Version>4.11</junit-Version>
<!-- DATA BASE -->
<hibernate.version>4.1.5.Final</hibernate.version>
<hibernate-validator>4.2.0.Final</hibernate-validator>
<mysql.connector.version>5.1.32</mysql.connector.version>
。java
@Repository
@Transactional
public class AccountDao {
private final SessionFactory sessionFactory;
@Inject
public AccountDao(SessionFactory sessionFactory) {
this.sessionFactory = sessionFactory;
}
[...]
}
测试
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(classes = {SpringMVCInitializer.class}, loader=AnnotationConfigContextLoader.class)
public class LoadingTests extends TestMachine {
@Autowired
private AccountDao accountDao;
AppConfig。java
@Configuration
@PropertySource("classpath:application.properties")
@ComponentScan(basePackages = "company")
@EnableTransactionManagement
public class AppConfig {
@Bean
public AccountDao accountDao() {
return new AccountDao();
}
@Bean
public PropertySourcesPlaceholderConfigurer propertyPlaceHolderConfigurer() {
return new PropertySourcesPlaceholderConfigurer();
}
@Bean
public JdbcTemplate jdbcTemplate() {
return new JdbcTemplate(dataSource());
}
@Bean
public DataSource dataSource() {
DriverManagerDataSource dataSource = new DriverManagerDataSource();
/*LOCAL*/
dataSource.setDriverClassName("com.mysql.jdbc.Driver");
dataSource.setUrl("jdbc:mysql://localhost:3306/compamny");
dataSource.setUsername("root");
dataSource.setPassword("");
return dataSource;
}
@Bean(name = "sessionFactory")
public LocalSessionFactoryBean sessionFactory() {
LocalSessionFactoryBean sessionFactoryBean = new LocalSessionFactoryBean();
sessionFactoryBean.setDataSource(dataSource());
sessionFactoryBean.setPackagesToScan("insynctive.model");
sessionFactoryBean.setHibernateProperties(hibProperties());
return sessionFactoryBean;
}
@Bean
public HibernateTransactionManager transactionManager() {
HibernateTransactionManager transactionManager = new HibernateTransactionManager();
transactionManager.setSessionFactory(sessionFactory().getObject());
return transactionManager;
}
private Properties hibProperties() {
Properties properties = new Properties();
properties.put(Environment.HBM2DDL_AUTO, "create");
properties.put(Environment.DIALECT, "org.hibernate.dialect.MySQLDialect");
properties.put(Environment.SHOW_SQL, true);
return properties;
}
}
SpringMVC配置。java
@Configuration
@EnableWebMvc
@ComponentScan(basePackages="company.controller")
public class SpringMVCConfiguration extends WebMvcConfigurerAdapter {
public void addResourceHandlers(ResourceHandlerRegistry registry) {
registry.addResourceHandler("/resources/**").addResourceLocations("/resources/");
}
@Bean
public ViewResolver viewResolver() {
InternalResourceViewResolver viewResolverJSP = new InternalResourceViewResolver();
viewResolverJSP.setOrder(1);
viewResolverJSP.setViewClass(JstlView.class);
viewResolverJSP.setPrefix("views/jsp/");
viewResolverJSP.setSuffix(".jsp");
return viewResolverJSP;
}
}
SpringMVC初始化器。java
public class SpringMVCInitializer extends AbstractAnnotationConfigDispatcherServletInitializer {
@Override
protected Class<?>[] getRootConfigClasses() {
return new Class<?>[] {AppConfig.class, SpringMVCConfiguration.class};
}
@Override
protected Class<?>[] getServletConfigClasses() {
return null;
}
@Override
protected String[] getServletMappings() {
return new String[] { "/" };
}
}
我的AccountDao的自动连线返回空值为什么但在我的web应用程序中,一切都很好
我尝试了很多事情,比如:
- 创建一个新的sessionFactory,但不起作用李>
- 使用:classes={AppConfig.class,SpringMVCConfig.class}李>
- 已使用:@ContextConfiguration(初始值设定项={springmvcinInitializer.class},loader=AnnotationConfigContextLoader.class)抛出类型不匹配:无法从类转换为类>李>
- 使用:@SpringApplicationConfiguration(classes={springmvcinInitializer.class})
共 (0) 个答案