non-transactional

this.getHibernateTemplate().getSessionFactory().getCurrentSession().createQuery(queryString)报错No Hibernate Session bound to thread, and configuration does not allow creation of non-transactional one here，因为没有配置事务

        <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
            <property name="sessionFactory" ref="sessionFactory" />
            <property name="dataSource" ref="dataSource"/>
        </bean>
        <tx:advice id="txAdvice" transaction-manager="txManager">
          <tx:attributes>
              <tx:method name="*" propagation="REQUIRED" />
           </tx:attributes>
        </tx:advice>