spring.ctx.xml

<tx:annotation-driven transaction-manager="hibernateTransaction"/>

    <bean class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean" id="sessionFactory">
        <property name="configLocation" value="WEB-INF/hibernate.cfg.xml"/>
    </bean>

    <bean class="org.springframework.orm.hibernate3.HibernateTransactionManager" id="hibernateTransaction">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>