public class ChickenAntiMonitorServiceImpl implements ChickenAntiMonitorService {
@Autowired(required=true)
private SqlSessionTemplate sessionTemplate;
/**
* 查询抗体监测数据
*/
public List<ChickenAntiMonitorBean> selectAntiMonitorData(
ChickenAntiMonitorBean param) {
ChickenAntiMonitorDao dao = sessionTemplate.getMapper(ChickenAntiMonitorDao.class);
return dao.selectAntiMonitorData(param);
}
/**
* 新增抗体监测数据
*/
public Map<String, Object> insertAntiMonitor(ChickenAntiMonitorBean param) {
ChickenAntiMonitorDao dao = sessionTemplate.getMapper(ChickenAntiMonitorDao.class);
return dao.insertAntiMonitor(param);
}
/**
* 修改抗体监测数据
*/
public Map<String, Object> updateAntiMonitor(ChickenAntiMonitorBean param) {
ChickenAntiMonitorDao dao = sessionTemplate.getMapper(ChickenAntiMonitorDao.class);
return dao.updateAntiMonitor(param);
}
/**
* 删除抗体监测数据
*/
public Map<String, Object> deleteAntiMonitor(ChickenAntiMonitorBean param) {
ChickenAntiMonitorDao dao = sessionTemplate.getMapper(ChickenAntiMonitorDao.class);
return dao.deleteAntiMonitor(param);
}
}
请问mapper 为什么每个方法都实例化一次,不能只全局一次,
还有原理要在哪看,感觉只是会用,很迷茫