@Slf4j
public class ExcelUtil {
public static void main(String[] args) {
ArrayList<Map<String,String>> list = readCsv("D:\\kedacom\\項目\\昆明\\f_kunming_area.xls");
log.info("list======{}",list.size());
}
// 讀取csv文件的內容
public static ArrayList<Map<String,String>> readCsv(String filepath) {
int ignoreRows = 1;
File file = new File(filepath); // CSV文件路徑
file.setReadable(true);//設置可讀
file.setWritable(true);//設置可寫
Map<Integer, String> headerMapper = new HashedMap() {{
put(0, "id");
put(1, "code");
put(2, "name");
put(3, "parent_code");
}};
ArrayList<Map<String,String>> arrayList = new ArrayList<>();
BufferedReader br = null;
try {
BufferedInputStream in = new BufferedInputStream(new FileInputStream(
file));
// 打開HSSFWorkbook
POIFSFileSystem fs = new POIFSFileSystem(in);
HSSFWorkbook wb = new HSSFWorkbook(fs);
HSSFCell cell = null;
int rowSize = 0;
for (int sheetIndex = 0; sheetIndex < wb.getNumberOfSheets(); sheetIndex++) {
HSSFSheet st = wb.getSheetAt(sheetIndex);
// 第一行爲標題，不取
for (int rowIndex = ignoreRows; rowIndex <= st.getLastRowNum(); rowIndex++) {
TreeMap<String, String> treeMap = new TreeMap();
HSSFRow row = st.getRow(rowIndex);
if (row == null) {
continue;
}
for (int columnIndex = 0; columnIndex < row.getLastCellNum(); columnIndex++) {
cell = row.getCell(columnIndex);
String value="";
if (cell != null) {
switch (cell.getCellType()) {
case HSSFCell.CELL_TYPE_STRING:
value = cell.getStringCellValue();
break;
case HSSFCell.CELL_TYPE_NUMERIC:
if (HSSFDateUtil.isCellDateFormatted(cell)) {
Date date = cell.getDateCellValue();
if (date != null) {
value = new SimpleDateFormat("yyyy-MM-dd").format(date);
} else {
value = "";
}
} else {
value = new DecimalFormat("0").format(cell.getNumericCellValue());
}
break;
case HSSFCell.CELL_TYPE_FORMULA:
// 導入時如果爲公式生成的數據則無值
if (!cell.getStringCellValue().equals("")) {
value = cell.getStringCellValue();
} else {
value = cell.getNumericCellValue() + "";
}
break;
case HSSFCell.CELL_TYPE_BLANK:
break;
case HSSFCell.CELL_TYPE_ERROR:
value = "";
break;
case HSSFCell.CELL_TYPE_BOOLEAN:
value = (cell.getBooleanCellValue() == true ? "Y" : "N");
break;
default:
value = "";
}
treeMap.put(headerMapper.get(columnIndex),value);
// log.info("headerMapper======{},value======{}", headerMapper.get(columnIndex),value);
}
}
arrayList.add(treeMap);
}
}
in.close();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return arrayList;
}
}
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest(classes = OAuth2ServerApplication.class)
@Transactional
@Rollback(false)
//@ActiveProfiles("offline")
public class AreaServiceImplTest {
@Autowired
private AreaService areaService;
@Before
public void setUp() throws Exception {
log.info("====={}","up");
}
@After
public void tearDown() throws Exception {
log.info("====={}","Down");
}
@Test
public void testInsertArea() throws Exception {
ArrayList<Map<String,String>> list = readCsv("D:\\kedacom\\項目\\昆明\\f_kunming_area.xls");
log.info("list======{}",list.size());
List<Area> list1= buildTree(list,"code","parent_code","100000");
list1.forEach(area -> {
updateARea(area);
});
log.info("====={}", list1.size());
}
private void updateARea(Area area) {
Area oldArea = areaService.selectByCode(area.getCode());
if (oldArea == null) {
//log.info("area>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>{}", JSON.toJSONString(areaService));
areaService.insert(area);
}
if (CollectionUtil.isNotEmpty(area.getChildren())) {
List<Area> list = area.getChildren();
list.forEach(dept -> {
updateARea(dept);
});
}
}
/**
* 生成部門樹
*
* @param list
* @param idProperty
* @param parentIdProperty
* @param parentValue
* @return
*/
private List<Area> buildTree(List<Map<String,String>> list, String idProperty, String parentIdProperty, String parentValue) {
List<Area> lists = Lists.newArrayList();
list.forEach(obj -> {
try {
String parentId;
parentId = BeanUtils.getProperty(obj, parentIdProperty);
if (parentId == parentValue || (parentId != null && parentId.equals(parentValue))) {
Area area=new SimpleArea();
Area oldArea = areaService.selectByCode(obj.get("code").toString());
if (oldArea != null) {
area.setId(oldArea.getId());
} else {
String id = BeanUtils.getProperty(obj, idProperty);
area.setId(id);
}
area.setName(obj.get("name"));
if (StringUtils.isNotBlank(obj.get("parent_code"))) {
Area parentArea = areaService.selectByCode(obj.get("parent_code").toString());
if(parentArea!=null){
area.setParentId(parentArea.getId());
}else{
area.setParentId("100000");
area.setCityCode(obj.get("parent_code").toString());
}
}
area.setCode(obj.get("code").toString());
area.setStatus(1);
List<Area> subarray = buildTree(list, idProperty, parentIdProperty, area.getCode());
if (subarray.size() > 0)
area.setChildren(subarray);
lists.add(area);
}
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (NoSuchMethodException e) {
e.printStackTrace();
}
});
return lists;
}
}
