如何在spring Batch中使用Spring事务支持

<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:batch="http://www.springframework.org/schema/batch"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xsi:schemaLocation="
           http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
           http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
           http://www.springframework.org/schema/batch http://www.springframework.org/schema/batch/spring-batch.xsd
           http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">

    <!-- 配置数据源 -->
    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <!-- 数据源配置省略 -->
    </bean>

    <!-- 配置事务管理器 -->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>

    <!-- 启用事务支持 -->
    <tx:annotation-driven transaction-manager="transactionManager"/>

    <!-- 配置Job -->
    <batch:job id="myJob">
        <batch:step id="myStep" next="...">
            <!-- 配置Step -->
            <batch:tasklet transaction-manager="transactionManager">
                <!-- Step的实际任务逻辑 -->
            </batch:tasklet>
        </batch:step>
    </batch:job>

</beans>