我正在尝试使用用户名和密码对用户进行身份验证，但在输入用户详细信息后，错误页面会出现错误：
Your login attempt was not successful, try again.
Reason: No Session found for current thread
的Servlet
<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/mvc"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/beans http://www.springframework.org
/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/tx http://www.springframework.org
/schema/tx/spring-tx.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- Enables the Spring MVC @Controller programming model -->
<annotation-driven />
<!-- Handles HTTP GET requests for /resources/** by efficiently serving up static
resources in the ${webappRoot}/resources directory -->
<resources mapping="/resources/**" location="/resources/" />
<!-- Resolves views selected for rendering by @Controllers to .jsp resources in
the /WEB-INF/views directory -->
<beans:bean
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<beans:property name="prefix" value="/WEB-INF/views/" />
<beans:property name="suffix" value=".jsp" />
</beans:bean>
<context:component-scan base-package="com.myproject.app" />
<!-- Activates various annotations to be detected in bean classes -->
<context:annotation-config />
<tx:annotation-driven transaction-manager="transactionManager" ></tx:annotation-
driven>
</beans:beans>
的applicationContext
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:jdbc="http://www.springframework.org/schema/jdbc"
xmlns:jee="http://www.springframework.org/schema/jee"
xmlns:lang="http://www.springframework.org/schema/lang"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:task="http://www.springframework.org/schema/task"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation = ///// cont
<!-- Activates various annotations to be detected in bean classes -->
<context:annotation-config />
<context:component-scan base-package="com.myproject.app.dao" />
<!-- DATASOURCE -->
<!-- <context:property-placeholder location="classpath:jdbc.properties" /> -->
<bean id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/sectest" />
<property name="username" value="root" />
<property name="password" value="llco12" />
</bean>
<!-- HIBERNATE -->
<bean id="sessionFactory"
class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="annotatedClasses">
<list>
<value>com.myproject.app.model.UserEntity</value>
<value>com.myproject.app.model.Role</value>
</list>
</property>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
<prop key="hibernate.hbm2ddl.auto">update</prop>
<prop key="hibernate.show_sql">true</prop>
</props>
</property>
</bean>
<bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory" /> </bean>
<!-- Beans -->
<bean id="userEntityDAO" class="com.myproject.app.dao.UserEntityDAOImpl">
<property name="sessionFactory" ref="sessionFactory" />
</bean>
<bean id="roleDAO" class="com.myproject.app.dao.RoleDAOImpl">
<property name="sessionFactory" ref="sessionFactory" />
</bean>
<bean id="roleService" class="com.myproject.app.service.RoleServiceImpl">
<property name="roleDAO" ref="roleDAO" />
</bean>
</beans>
DAO课程
@Repository
@Transactional
public class UserDAOImpl implements UserDAO{
@Autowired
private SessionFactory sessionFactory;
@Override
@Transactional
public User getUserByName(String username) {
// TODO Auto-generated method stub
User user = (User) sessionFactory.getCurrentSession().createQuery(
"select u from UserEntity u where u.username = '' +
username + ''").uniqueResult();
return user;
}
服务
@Service("customUserDetailsService")
public class CustomUserDetailsService implements UserDetailsService{
@Autowired
private UserEntityDAO userEntityDAO;
@Autowired
private Assembler assembler;
@Override
@Transactional(readOnly = true)
public UserDetails loadUserByUsername(String username)
throws UsernameNotFoundException {
// TODO Auto-generated method stub
UserDetails userDetails = null;
UserEntity userEntity = userEntityDAO.getUserByName(username);
if (userEntity == null)
throw new UsernameNotFoundException("user not found");
return assembler.buildUserFromUser(userEntity);
}}
我想知道为什么没有找到会话？