springmvc事务控制批量插入多张表格

@Componentpublic class SynchronizationDataImpl implements SynchronizationData {    private static final Logger logger = LoggerFactory.getLogger(SynchronizationDataImpl.class);    @Autowired    private ApplicationSumaryMapper applicationSumaryMapper;    @Autowired    private ContactPhoneMapper contactPhoneMapper;    @Autowired    private MiddleFieldMapper middleFieldMapper;    @Autowired  //①  注入上下文    private ApplicationContext context;    private SynchronizationData synchronizationData;// 新的bean对象可以完成独立的事务    //通过上下文重新获取bean对象    @PostConstruct    private void setSynchronizationData() {        synchronizationData = (SynchronizationData) context.getBean("synDataTask");    }    //需要同步总条数    private long totalNumber = 0;    //需要同步的最大进件id;    private long maxSid = 0;    //当前已经同步的sid    private long currentSid = 0;    private long maxPage = 0;    //每页删除条数    private long pageNumber = 500;    @Override    public void startSynData() {        for (; i <= maxPage; ) {            long time1 = System.currentTimeMillis();            if (isSynStart(currentSid, maxSid)) {                List<ContactPhone> contactList = new ArrayList<ContactPhone>();                List<MiddleField> middleList = new ArrayList<MiddleField>();                List<ApplicationSumary> synDataList = new ArrayList<ApplicationSumary>();                //开始分页查询，这里会开启一个完整的事务我们理解为父事务                i = synchronizationData.synDataByPage(i, contactList, middleList, synDataList);                JedisUtil.setString("synData_currentPage", i + "");            } else {                //不符合同步条件，啥也不做                break;            }        }    }       @Transactional    @Override    public long synDataByPage(long i, List<ContactPhone> contactList, List<MiddleField> middleList, List<ApplicationSumary> synDataList) {        synDataList = applicationSumaryMapper.getSynData(0, pageNumber, currentSid, maxSid);        if (synDataList.size() > 0) {            //遍历集合组装数据            prepareDataForBatchInsert(contactList, middleList, synDataList);            try {                contactPhoneMapper.batchAdd(contactList);//数据库事务A                middleFieldMapper.batchAdd(middleList); //数据库事务B                i++;            } catch (Exception e) {                throw new RuntimeException();            }        }        return i;
    }
}
说明：独立父事务的开启会保证事务A和事务B同时成功才会提交事务，否则会回滚。