1 @Service
 2 public class SiteWorkOrderServiceImpl implements ISiteWorkOrderService {
 3 
 4     @Override
 5     //在类或方法前注解配置@Transactional(rollbackFor=Exception.class)就可以实现：
 6     //当发生受控异常（checked exceptions）时，事务也进行回滚。
 7     @Transactional(rollbackFor=Exception.class)
 8     public void createOrder() throws BaseBusinessException {
 9        
10     //第一次操作数据库        
11     cbiOrderProcess.setWorkOrderNo(orderNo);       
12     cbiOrderProcess.setTaskId(body.get("taskId"));     
13     int insertNum = cbiOrderProcessMapper.insert(cbiOrderProcess);
14     Assert.isTrue(insertNum >0, "插入结果为空"); //利用Assert代替if
15 
16     //第二次操作数据库
17     SiteWorkOrder siteWorkOrder = new SiteWorkOrder();
18     //Assert.isTrue(1==2); //测试回滚
19     int orderNum = siteWorkOrderMapper.insert(siteWorkOrder);
20     Assert.isTrue(orderNum >0, "插入结果为空");
21   }
22 }