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java 讀取 excel 2003 或 excel 2007

package com.common.website.util;

import java.io.File;

import java.io.FileInputStream;

import java.io.IOException;

import java.io.InputStream;

import java.text.DecimalFormat;

import java.util.ArrayList;

import java.util.List;

import org.apache.poi.hssf.usermodel.HSSFDateUtil;

import org.apache.poi.hssf.usermodel.HSSFWorkbook;

import org.apache.poi.ss.usermodel.Cell;

import org.apache.poi.ss.usermodel.Row;

import org.apache.poi.ss.usermodel.Sheet;

import org.apache.poi.ss.usermodel.Workbook;

import org.apache.poi.xssf.usermodel.XSSFWorkbook;

/**

* <ul>

* <li>Title:[POI基礎上的Excel數據讀取工具]</li>

* <li>Description: [支持Excell2003,Excell2007,自動格式化數值型數據,自動格式化日期型數據]</li>

* <li>Created by [惠萬鵬] [Jan 20, 2010]</li>

* <li>Midified by [modifier] [modified time]</li>

* <li>所需Jar包列表</li>

* <li>poi-3.6-20091214.jar</li>

* <li>poi-contrib-3.6-20091214.jar</li>

* <li>poi-examples-3.6-20091214.jar</li>

* <li>poi-ooxml-3.6-20091214.jar</li>

* <li>poi-ooxml-schemas-3.6-20091214.jar</li>

* <li>poi-scratchpad-3.6-20091214.jar</li>

* <li>xmlbeans-2.3.0.jar</li>

* <ul>

* @version 1.0

public class POIExcelUtil

{

/** 總行數 */

private int totalRows = 0;

/** 總列數 */

private int totalCells = 0;

/** 構造方法 */

public POIExcelUtil()

{}

/**

* <ul>

* <li>Description:[根據文件名讀取excel文件]</li>

* <li>Created by [Huyvanpull] [Jan 20, 2010]</li>

* <li>Midified by [modifier] [modified time]</li>

* <ul>

* @param fileName

* @return

* @throws Exception

public List<ArrayList<String>> read(String fileName)

{

List<ArrayList<String>> dataLst = new ArrayList<ArrayList<String>>();

/** 檢查文件名是否為空或者是否是Excel格式的文件 */

if (fileName == null || !fileName.matches("^.+\\.(?i)((xls)|(xlsx))$"))

{

return dataLst;

}

boolean isExcel2003 = true;

/** 對文件的合法性進行驗證 */

if (fileName.matches("^.+\\.(?i)(xlsx)$"))

{

isExcel2003 = false;

}

/** 檢查文件是否存在 */

File file = new File(fileName);

if (file == null || !file.exists())

{

return dataLst;

}

try

{

/** 調用本類提供的根據流讀取的方法 */

dataLst = read(new FileInputStream(file), isExcel2003);

}

catch (Exception ex)

{

ex.printStackTrace();

}

/** 返回最后讀取的結果 */

return dataLst;

}

/**

* <ul>

* <li>Description:[根據流讀取Excel文件]</li>

* <li>Created by [Huyvanpull] [Jan 20, 2010]</li>

* <li>Midified by [modifier] [modified time]</li>

* <ul>

* @param inputStream

* @param isExcel2003

* @return

public List<ArrayList<String>> read(InputStream inputStream,

boolean isExcel2003)

{

List<ArrayList<String>> dataLst = null;

try

{

/** 根據版本選擇創建Workbook的方式 */

Workbook wb = isExcel2003 ? new HSSFWorkbook(inputStream)

: new XSSFWorkbook(inputStream);

dataLst = read(wb);

}

catch (IOException e)

{

e.printStackTrace();

}

return dataLst;

}

/**

* <ul>

* <li>Description:[得到總行數]</li>

* <li>Created by [Huyvanpull] [Jan 20, 2010]</li>

* <li>Midified by [modifier] [modified time]</li>

* <ul>

* @return

public int getTotalRows()

{

return totalRows;

}

/**

* <ul>

* <li>Description:[得到總列數]</li>

* <li>Created by [Huyvanpull] [Jan 20, 2010]</li>

* <li>Midified by [modifier] [modified time]</li>

* <ul>

* @return

public int getTotalCells()

{

return totalCells;

}

/**

* <ul>

* <li>Description:[讀取數據]</li>

* <li>Created by [Huyvanpull] [Jan 20, 2010]</li>

* <li>Midified by [modifier] [modified time]</li>

* <ul>

* @param wb

* @return

private List<ArrayList<String>> read(Workbook wb)

{

List<ArrayList<String>> dataLst = new ArrayList<ArrayList<String>>();

/** 得到第一個shell */

Sheet sheet = wb.getSheetAt(0);

this.totalRows = sheet.getPhysicalNumberOfRows();

if (this.totalRows >= 1 && sheet.getRow(0) != null)

{

this.totalCells = sheet.getRow(0).getPhysicalNumberOfCells();

}

/** 循環Excel的行 */

for (int r = 0; r < this.totalRows; r++)

{

Row row = sheet.getRow(r);

if (row == null)

{

continue;

}

ArrayList<String> rowLst = new ArrayList<String>();

/** 循環Excel的列 */

for (short c = 0; c < this.getTotalCells(); c++)

{

Cell cell = row.getCell(c);

String cellValue = "";

if (cell == null)

{

rowLst.add(cellValue);

continue;

}

/** 處理數字型的,自動去零 */

if (Cell.CELL_TYPE_NUMERIC == cell.getCellType())

{

/** 在excel里,日期也是數字,在此要進行判斷 */

if (HSSFDateUtil.isCellDateFormatted(cell))

{

cellValue = DateUtil.get4yMdHms(cell.getDateCellValue());

}

else

{

cellValue = getRightStr(cell.getNumericCellValue() + "");

}

/** 處理字符串型 */

else if (Cell.CELL_TYPE_STRING == cell.getCellType())

{

cellValue = cell.getStringCellValue();

}

/** 處理布爾型 */

else if (Cell.CELL_TYPE_BOOLEAN == cell.getCellType())

{

cellValue = cell.getBooleanCellValue() + "";

}

/** 其它的,非以上幾種數據類型 */

else

{

cellValue = cell.toString() + "";

}

rowLst.add(cellValue);

}

dataLst.add(rowLst);

}

return dataLst;

}

/**

* <ul>

* <li>Description:[正確地處理整數后自動加零的情況]</li>

* <li>Created by [Huyvanpull] [Jan 20, 2010]</li>

* <li>Midified by [modifier] [modified time]</li>

* <ul>

* @param sNum

* @return

private String getRightStr(String sNum)

{

DecimalFormat decimalFormat = new DecimalFormat("#.000000");

String resultStr = decimalFormat.format(new Double(sNum));

if (resultStr.matches("^[-+]?\\d+\\.[0]+$"))

{

resultStr = resultStr.substring(0, resultStr.indexOf("."));

}

return resultStr;

}

/**

* <ul>

* <li>Description:[測試main方法]</li>

* <li>Created by [Huyvanpull] [Jan 20, 2010]</li>

* <li>Midified by [modifier] [modified time]</li>

* <ul>

* @param args

* @throws Exception

public static void main(String[] args) throws Exception

{

List<ArrayList<String>> dataLst = new POIExcelUtil()

.read("e:/Book1_shao.xls");

for (ArrayList<String> innerLst : dataLst)

{

StringBuffer rowData = new StringBuffer();

for (String dataStr : innerLst)

{

rowData.append(",").append(dataStr);

}

if (rowData.length() > 0)

{

System.out.println(rowData.deleteCharAt(0).toString());

}

posted on 2010-01-20 18:25 HUIKK 閱讀(9943) 評論(14) 編輯收藏所屬分類: TOOL

public class DateUtil
{
/**
* <ul>
* <li>Description:[得到當前的時間]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @return
*/
public static Date getDate()
{
Calendar canlendar = Calendar.getInstance();
return canlendar.getTime();
}

/**
* <ul>
* <li>Description:[提到指定的millis得到時間]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param millis
* @return
*/
public static Date getDate(long millis)
{
Calendar canlendar = Calendar.getInstance();
canlendar.clear();
canlendar.setTimeInMillis(millis);
return canlendar.getTime();
}

public static long getMillis()
{
return Calendar.getInstance().getTimeInMillis();
}

/**
* <ul>
* <li>Description:[得到指定日期的字符串(yyyy-MM-dd HH:mm:ss.SSS)]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param date
* @param formate
* @return
*/
public static String getDateFormate(Date date, String formate)
{
try
{
SimpleDateFormat simpleDateFormate = new SimpleDateFormat(formate);
return simpleDateFormate.format(date);
}
catch (Exception e)
{}
return "";
}

/**
* <ul>
* <li>Description:[根據日期得到YYYY-MM-DD HH:MM:SS.SSS格式字符串]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param date
* @return
*/
public static String get4yMdHmsS(Date date)
{
return DateUtil.getDateFormate(date, "yyyy-MM-dd HH:mm:ss.SSS");
}

/**
* <ul>
* <li>Description:[根據日期得到YYYY-MM-DD HH:MM:SS格式字符串]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param date
* @return
*/
public static String get4yMdHms(Date date)
{
return DateUtil.getDateFormate(date, "yyyy-MM-dd HH:mm:ss");
}

/**
* <ul>
* <li>Description:[根據日期得到YYYY-MM-DD HH:MM格式字符串]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param date
* @return
*/
public static String get4yMdHm(Date date)
{
return DateUtil.getDateFormate(date, "yyyy-MM-dd HH:mm");
}

/**
* <ul>
* <li>Description:[根據日期得到YYYY-MM-DD格式字符串]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param date
* @return
*/
public static String get4yMd(Date date)
{
return DateUtil.getDateFormate(date, "yyyy-MM-dd");
}

/**
* <ul>
* <li>Description:[把指定字符(yyyy-MM-dd HH:mm:ss.SSS)串轉成Date]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param sDate
* @return
*/
public static Date parse4yMdHmsS(String sDate)
{
return DateUtil.parseDate(sDate, "yyyy-MM-dd HH:mm:ss.SSS");
}

/**
* <ul>
* <li>Description:[把指定字符(yyyy-MM-dd HH:mm:ss)串轉成Date]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param sDate
* @return
*/
public static Date parse4yMdHms(String sDate)
{
return DateUtil.parseDate(sDate, "yyyy-MM-dd HH:mm:ss");
}

/**
* <ul>
* <li>Description:[把指定字符(yyyy-MM-dd HH:mm)串轉成Date]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param sDate
* @return
*/
public static Date parse4yMdHm(String sDate)
{
return DateUtil.parseDate(sDate, "yyyy-MM-dd HH:mm");
}

/**
* <ul>
* <li>Description:[把指定字符(yyyy-MM-dd)串轉成Date]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param sDate
* @return
*/
public static Date parse4yMd(String sDate)
{
return DateUtil.parseDate(sDate, "yyyy-MM-dd");
}

/**
* <ul>
* <li>Description:[根據指定格式,把字符串轉成日期]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param sDate
* @param formate
* @return
*/
public static Date parseDate(String sDate, String formate)
{
SimpleDateFormat simpleDateFormate = new SimpleDateFormat(formate);
try
{
return simpleDateFormate.parse(sDate);
}
catch (ParseException e)
{
return null;
}
}

/**
* <ul>
* <li>Description:[兩個長整型的時間相差(時間的毫秒數),可以得到指定的毫秒數,秒數,分鐘數,天數]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param minuendTime[被減去的時間]
* @param subtrahendTime[減去的時間]
* @param tdatestr[part可選值["D","H","M","S","MS"]
* @return[minuendTime-subtrahendTime]
* @return
*/
public static double getDifTwoTime(Date minuendTime, Date subtrahendTime,
String tdatestr)
{
if (minuendTime == null || subtrahendTime != null)
{
return DateUtil.getDifTwoTime(minuendTime.getTime(), subtrahendTime
.getTime(), tdatestr);
}
return 0;
}

/**
* <ul>
* <li>Description:[兩個長整型的時間相差(時間的毫秒數),可以得到指定的毫秒數,秒數,分鐘數,天數]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param minuendTime[被減去的時間]
* @param subtrahendTime[減去的時間]
* @param tdatestr[part可選值["D","H","M","S","MS"]
* @return[minuendTime-subtrahendTime]
*/
public static double getDifTwoTime(long minuendTime, long subtrahendTime,
String tdatestr)
{
if (tdatestr == null || tdatestr.equals(""))
{
tdatestr = "MS";
}
double temp = 1;
/** 毫秒數 */
if ("MS".equalsIgnoreCase(tdatestr))
{
temp = 1;
}
/** 得到秒 */
if ("S".equalsIgnoreCase(tdatestr))
{
temp = 1000;
}
/** 得到分 */
if ("M".equalsIgnoreCase(tdatestr))
{
temp = 1000 * 60;
}
/** 得到小時 */
if ("H".equalsIgnoreCase(tdatestr))
{
temp = 1000 * 60 * 60;
}
/** 得到天 */
if ("D".equalsIgnoreCase(tdatestr))
{
temp = 1000 * 60 * 60 * 24;
}
return (minuendTime - subtrahendTime) / temp;
}

/**
* <ul>
* <li>Description:[從日期中得到指定部分(YYYY/MM/DD/HH/SS/SSS)數字]</li>
* <li>Created by [Huyvanpull] [Oct 26, 2009]</li>
* <li>Midified by [modifier] [modified time]</li>
* <ul>
*
* @param date
* @param part[part可選值["Y","M","D","H","M","S","MS"]
* @return
*/
public static int getPartOfTime(Date date, String part)
{
Calendar canlendar = Calendar.getInstance();
canlendar.clear();
canlendar.setTime(date);
/** 得到年 */
if (part.equalsIgnoreCase("Y"))
{
return canlendar.get(Calendar.YEAR);
}
/** 得到月 */
if (part.equalsIgnoreCase("M"))
{
return canlendar.get(Calendar.MONTH) + 1;
}
/** 得到日 */
if (part.equalsIgnoreCase("D"))
{
return canlendar.get(Calendar.DAY_OF_MONTH);
}
/** 得到時 */
if (part.equalsIgnoreCase("H"))
{
return canlendar.get(Calendar.HOUR_OF_DAY);
}
/** 得到分 */
if (part.equalsIgnoreCase("M"))
{
return canlendar.get(Calendar.MINUTE);
}
/** 得到秒 */
if (part.equalsIgnoreCase("S"))
{
return canlendar.get(Calendar.SECOND);
}
/** 得到毫秒 */
if (part.equalsIgnoreCase("MS"))
{
return canlendar.get(Calendar.MILLISECOND);
}
return -1;
}
} 回復更多評論

# re: java 讀取 excel 2003 或 excel 2007 2012-12-21 12:41 ysc

能讀2003xls文件，但是讀不了xlsx文件回復更多評論

# re: java 讀取 excel 2003 或 excel 2007 2012-12-21 13:58 ysc

不是程序不對，讀取2003沒問題，讀取2007的話Workbook wb = isExcel2003 ? new HSSFWorkbook(inputStream)
: new XSSFWorkbook(inputStream) 這一行就會有異常，我覺得不是程序的錯誤，可能是jar包出錯了？？我也不知道，希望樓主能出面解決一下回復更多評論

# re: java 讀取 excel 2003 或 excel 2007 2012-12-21 14:00 惠萬鵬

沒問題的, 這個是經過測試, 現在項目也在使用.
你檢查一下你的jar包是否有問題. 回復更多評論

# re: java 讀取 excel 2003 或 excel 2007 2012-12-21 14:01 惠萬鵬

加我QQ我給你一個文件. 回復更多評論

# re: java 讀取 excel 2003 或 excel 2007 2013-05-05 08:42 王忠付

錯誤: 找不到或無法加載主類,怎么會這樣，jar包倒入沒問題阿！回復更多評論

# re: java 讀取 excel 2003 或 excel 2007 2013-05-05 09:14 王忠付

完全沒問題，eclipse的問題回復更多評論

# re: java 讀取 excel 2003 或 excel 2007[未登錄] 2013-08-01 17:31 hi

有類變量，并發會有問題吧？回復更多評論

# re: java 讀取 excel 2003 或 excel 2007 2014-02-10 20:51 水行草

還需要dom4j這個jar包，樓主忘列了吧回復更多評論

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