// 下载文件
@Expose
public String downloadFile(int id, String fname) throws IOException {
String path = "/Fly_Flightrestrict/" + id + "/";
if (!FileHelper.existFile(path, fname)) {
Flightrestrict flightrestrict = flightrestrictDao.queryById(id);
byte[] datablock = flightrestrict.getDatablock();
FileHelper.createFile(path, fname, datablock);
}
return fname;
}
/**
* 针对单个数据集操作 包括增删改
*
* @param details
* @throws Exception
*/
public void saveFlightrestrict(Collection<Flightrestrict> details) throws Exception {
if (null != details && details.size() > 0) {
for (Flightrestrict item : details) {
EntityState state = EntityUtils.getState(item);
if (state.equals(EntityState.NEW)) {
int tempId = item.getId();
fileManager(item);
flightrestrictDao.saveData(item);
FileHelper.changeFolderById(
"/Fly_Flightrestrict/" + tempId,
"/Fly_Flightrestrict/" + item.getId()); // 替换以临时ID命名的文件夹
} else if (state.equals(EntityState.MODIFIED)) {
fileManager(item);
flightrestrictDao.updateData(item);
} else if (state.equals(EntityState.DELETED)) {
flightrestrictDao.deleteData(item);
FileHelper.deleteFile("/Fly_Flightrestrict/" + item.getId()); // 删除相关文件
} else if (state.equals(EntityState.NONE)) {
}
}
}
}
public Collection<Flightrestrict> queryshfxzh(Map<String, Object> parameter) throws Exception {
return flightrestrictDao.queryshfxzh(parameter);
}
/**
* 分页查询信息，带有criteria 将criteria转换为一个Map
*
* @param page
* @param map
* @throws Exception
*/
public void queryFlightrestrict(
Page<Flightrestrict> page, Map<String, Object> parameter, Criteria criteria)
throws Exception {
flightrestrictDao.queryFlightrestrict(page, parameter, criteria);
}