taov-erp / com-taover-util

Download as
Browse Code »

Commit a4f5d61287d4ab9e55c1f03ca47b078b5de511cb

Authored by unknown
1 parent 299ab778
Exists in master

part utilExcel

Showing 1 changed file with 100 additions and 4 deletions   Show diff stats
src/main/java/com/taover/util/UtilExcel.java
  Diff comments   View file @a4f5d61
... ... @@ -11,7 +11,6 @@ import java.util.List;
11 11 import java.util.Map;
12 12  
13 13 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
14   -import org.apache.poi.hssf.util.HSSFColor;
15 14 import org.apache.poi.ss.usermodel.Cell;
16 15 import org.apache.poi.ss.usermodel.CellStyle;
17 16 import org.apache.poi.ss.usermodel.CellType;
... ... @@ -25,7 +24,7 @@ public class UtilExcel {
25 24 private final static String excel2007U =".xlsx"; //2007+ 版本的excel
26 25 private final static String CSV =".csv"; //csv
27 26  
28   - private final static int maxExcelRowNum = 5000;
  27 + private final static int maxExcelRowNum = 10000;
29 28 private final static int maxExcelColumnNum = 50;
30 29  
31 30 /**
... ... @@ -245,6 +244,20 @@ public class UtilExcel {
245 244 }
246 245  
247 246 /**
  247 + * 读取excel表--当前激活的工作表
  248 + * @param path
  249 + */
  250 + public static List<List<Object>> readExcel(String filepath, int rowLimit) throws Exception{
  251 + File file = new File(filepath);
  252 + List<List<Object>> result = new ArrayList<List<Object>>();
  253 + if(!file.exists()){
  254 + return result;
  255 + }
  256 + Workbook wb = UtilExcel.getWorkbook(filepath, true);
  257 + return readExcelBySheetIndex(filepath, wb.getActiveSheetIndex());
  258 + }
  259 +
  260 + /**
248 261 * 读取
249 262 * @param filepath
250 263 * @return
... ... @@ -297,8 +310,43 @@ public class UtilExcel {
297 310 int start = sheet.getFirstRowNum();
298 311 int end = sheet.getLastRowNum();
299 312 if(end > UtilExcel.maxExcelRowNum){
300   - end = UtilExcel.maxExcelRowNum;
  313 + throw new Exception("目前系统只支持读取10000行以内记录，您当前Excel行数过大");
  314 + }
  315 + for(int i=start; i<end+1; ++i){
  316 + Row row = sheet.getRow(i);
  317 + if(row == null){
  318 + continue;
  319 + }
  320 + List<Object> dataRow = new ArrayList<Object>();
  321 + int lastCellNum = row.getLastCellNum();
  322 + if(lastCellNum > UtilExcel.maxExcelColumnNum){
  323 + lastCellNum = UtilExcel.maxExcelColumnNum;
  324 + }
  325 + for(int j=0; j<lastCellNum; ++j){
  326 + try {
  327 + dataRow.add(getCellValue(row.getCell(j), df));
  328 + }catch(Exception e) {
  329 + dataRow.add("");
  330 + e.printStackTrace();
  331 + }
  332 + }
  333 + result.add(dataRow);
  334 + }
  335 + return result;
  336 + }
  337 +
  338 + /**
  339 + * 读取excel表--当前激活的工作表
  340 + * @param path
  341 + */
  342 + public static List<List<Object>> readExcelBySheet(Sheet sheet, int rowLimit) throws Exception{
  343 + List<List<Object>> result = new ArrayList<List<Object>>();
  344 + int start = sheet.getFirstRowNum();
  345 + int end = sheet.getLastRowNum();
  346 + if(end > rowLimit){
  347 + end = rowLimit;
301 348 }
  349 + DecimalFormat df = new DecimalFormat("0");
302 350 for(int i=start; i<end+1; ++i){
303 351 Row row = sheet.getRow(i);
304 352 if(row == null){
... ... @@ -368,7 +416,7 @@ public class UtilExcel {
368 416 int start = sheet.getFirstRowNum();
369 417 int end = sheet.getLastRowNum();
370 418 if(end > UtilExcel.maxExcelRowNum){
371   - end = UtilExcel.maxExcelRowNum;
  419 + throw new Exception("目前系统只支持读取10000行以内记录，您当前Excel行数过大");
372 420 }
373 421 for(int i=start; i<end+1; ++i){
374 422 Row row = sheet.getRow(i);
... ... @@ -411,6 +459,54 @@ public class UtilExcel {
411 459 return result;
412 460 }
413 461  
  462 + public static List<List<Object>> readExcelBySheetExcludeHideLine(Sheet sheet, int rowLimit) throws Exception{
  463 + List<List<Object>> result = new ArrayList<List<Object>>();
  464 + DecimalFormat df = new DecimalFormat("0");
  465 + int start = sheet.getFirstRowNum();
  466 + int end = sheet.getLastRowNum();
  467 + if(end > rowLimit){
  468 + end = rowLimit;
  469 + }
  470 + for(int i=start; i<end+1; ++i){
  471 + Row row = sheet.getRow(i);
  472 + if(row == null){
  473 + continue;
  474 + }
  475 + //去除隐藏行
  476 + if(row.getZeroHeight()){
  477 + continue;
  478 + }
  479 + List<Object> dataRow = new ArrayList<Object>();
  480 + int lastCellNum = row.getLastCellNum();
  481 + if(lastCellNum > UtilExcel.maxExcelColumnNum){
  482 + lastCellNum = UtilExcel.maxExcelColumnNum;
  483 + }
  484 + for(int j=0; j<lastCellNum; ++j){
  485 + Cell cell = row.getCell(j);
  486 + if(cell != null){
  487 + CellType currCellType = cell.getCellTypeEnum();
  488 +
  489 + if(currCellType.compareTo(CellType.STRING) == 0){
  490 + dataRow.add(UtilString.trimCodePage(cell.getRichStringCellValue().getString()));
  491 + }else if(currCellType.compareTo(CellType.NUMERIC) == 0){
  492 + dataRow.add(df.format(cell.getNumericCellValue()));
  493 + }else if(currCellType.compareTo(CellType.BOOLEAN) == 0){
  494 + dataRow.add(cell.getBooleanCellValue());
  495 + }else if(currCellType.compareTo(CellType.FORMULA) == 0
  496 + || currCellType.compareTo(CellType.BLANK) == 0
  497 + || currCellType.compareTo(CellType.ERROR) == 0){
  498 + dataRow.add("");
  499 + }
  500 +
  501 + }else{
  502 + dataRow.add("");
  503 + }
  504 + }
  505 + result.add(dataRow);
  506 + }
  507 + return result;
  508 + }
  509 +
414 510 public static void main(String args[]){
415 511 //String filepath = "C:\\Users\\root\\Desktop\\千丁-6.27.xlsx";
416 512 String filepath = "C:\\Users\\EDZ\\Desktop\\榴莲1 (5).xlsx";
... ...