Date Emp_Code Emp_Name Cardno Shift_Start IN OUT Shift_End Status Emp_Late Left_Early Hours_Worked O T OS
26. Jan. 2011 001 KL Acharya 000001 9:00 9:15 18:34 18:00 P 0.15 0.00 9.19 0:00 0:34
26. Jan. 2011 002 Seemakiran Upadhya 000002 9:00 18:00 A 0:00
26. Jan. 2011 013 Sumana Ravishankar 000013 9:00 18:00 A 0:00
26. Jan. 2011 017 Gopalkrishna Prabhau KV 000017 9:00 18:00 A 0:00
26. Jan. 2011 021 Sarath Modali 000021 20:00 21:02 6:40 6:00 P 1.02 0.00 9.38 0:00 0:40
26. Jan. 2011 023 Siddharth Singh 000023 9:00 18:00 A 0:00
26. Jan. 2011 034 Meghana K 000034 9:00 18:00 A 0:00
26. Jan. 2011 036 Rajendra KS 000036 9:00 18:00 A 0:00
26. Jan. 2011 037 Rajesh K 000037 9:00 18:00 A 0:00
26. Jan. 2011 039 Mahesh PR 000039 9:00 18:00 A 0:00
26. Jan. 2011 041 Krishnamoorthy A 000041 9:00 18:00 A 0:00
26. Jan. 2011 047 Smruti Ranjan Panda 000047 9:00 18:00 A 0:00
26. Jan. 2011 049 Raghuraman K 000049 9:00 1:12 18:00 MS 0.00 0:00
26. Jan. 2011 055 Raghavendra HS 000055 9:00 18:00 A 0:00
26. Jan. 2011 063 Anoop Chandran U 000063 9:00 18:00 A 0:00
26. Jan. 2011 069 Ramesh Kumar Hegde 000069 9:00 18:00 A 0:00
26. Jan. 2011 070 Mohan T 000070 9:00 18:00 A 0:00
26. Jan. 2011 078 Shurabh Chaubey 000078 20:00 9:38 10:49 6:00 A 0.00 0.00 1.11 0:00
26. Jan. 2011 079 Sourabha Mahopatra 000079 9:00 18:00 A 0:00
这是我的excel表，其中包含一些空白单元格。所以我也不能正确阅读表格。任何身体都可以给我一个方法来做它。所以当读取行时，列数会在它们之间填充空白单元格时递减。
答案 0 :(得分：0)
要与Office文档交互，唯一真正的解决方案是使用Apache POI
等API答案 1 :(得分：0)
答案 2 :(得分：0)
使用poi-3.8！
这可以处理空白单元格！
package com.vaadin.addon.tableimport;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Row;
public class ExcelImport implements Serializable {
private static final long serialVersionUID = -8404407996727936498L;
protected HSSFWorkbook workbook;
/** The totals row. */
protected Row titleRow, headerRow, totalsRow;
protected Row hierarchicalTotalsRow;
protected FileInputStream is = null;
/**輔助存儲*/
private List<List<Object>> data;
private int headLineNum;
public ExcelImport(File file, String dealString) {
//獲得表頭行數
headLineNum = reflex(dealString);
//System.out.println("表頭行數 : " + headLineNum);
try {
is = new FileInputStream(file);
workbook = new HSSFWorkbook(is);
} catch (IOException e) {
e.printStackTrace();
}
HSSFSheet childSheet = workbook.getSheetAt(0);
//System.out.println("有Physical行数" + childSheet.getPhysicalNumberOfRows());
//System.out.println("有行数" + childSheet.getLastRowNum() + " , " +childSheet.getFirstRowNum());
Object o;
data = new ArrayList<List<Object>>();
for (int aa = headLineNum; aa < childSheet.getPhysicalNumberOfRows(); aa++) {
data.add(new ArrayList<Object>());
for (int bb = 0; bb < childSheet.getRow(aa).getLastCellNum(); bb++) {
data.get(aa-headLineNum).add(new String());
}
}
for (int j = 0; j < childSheet.getPhysicalNumberOfRows(); j++) {
HSSFRow row = childSheet.getRow(j);
//System.out.println("有Physical列数" + row.getPhysicalNumberOfCells());
//System.out.println("有列数" + row.getLastCellNum());
if (null != row) {
for (int k = 0; k < row.getLastCellNum(); k++) {
HSSFCell cell = row.getCell(k);
if (null != cell) {
switch (cell.getCellType()) {
case HSSFCell.CELL_TYPE_NUMERIC: // 数字
//System.out.print(cell.getNumericCellValue() + " ");
//o = String.valueOf(cell.getNumericCellValue());
o = cell.getNumericCellValue();
break;
case HSSFCell.CELL_TYPE_STRING: // 字符串
//System.out.print(cell.getStringCellValue() + " ");
//o = String.valueOf(cell.getStringCellValue());
o =cell.getStringCellValue();
break;
case HSSFCell.CELL_TYPE_BOOLEAN: // Boolean
//System.out.println(cell.getBooleanCellValue() + " ");
//o = String.valueOf(cell.getBooleanCellValue());
o =cell.getBooleanCellValue();
break;
case HSSFCell.CELL_TYPE_FORMULA: // 公式
//System.out.print(cell.getCellFormula() + " ");
//o = String.valueOf(cell.getCellFormula());
o =cell.getCellFormula();
break;
case HSSFCell.CELL_TYPE_BLANK: // 空值 -->Null Value
//System.out.println(" ");
o = " ";
break;
case HSSFCell.CELL_TYPE_ERROR: // 故障
//System.out.println(" ");
o = " ";
break;
default:
//System.out.print("未知类型 ");
o = " ";
break;
}
} else {
//System.out.print("- ");
o = "- ";
}
if(j == headLineNum) {
data.get(j-headLineNum).set(k, getBottomStringById(dealString,k));
}
if(j > headLineNum) {
data.get(j-headLineNum).set(k, o);
}
}
}
//System.out.println();
}
// System.out.println("*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=");
// for (List<Object> ll : data) {
// for (Object ss : ll) {
// System.err.print(String.valueOf(ss) + " , ");
// }
// System.err.println("*");
// }
}
/**獲得表頭行數*/
private int reflex(String dealString) {
int rows = 1;
TableHeadDeal thd = new TableHeadDeal(dealString);
rows = thd.rows;
return rows;
}
/**獲得表頭底部字串*/
private String getBottomStringById(String dealString, int id) {
String BottomStr = new String();
TableHeadDeal thd = new TableHeadDeal(dealString);
BottomStr = thd.getTableHeadBottomParams().get(id);
return BottomStr;
}
public List<List<Object>> getListDate() {
return data;
}
}