org.apache.poi.xssf.usermodel.XSSFCell Java Examples

public static List<String> writeExcelHeader(XSSFWorkbook wb, XSSFSheet sheet, List<String> extraFields) {
    try {
        List<String> columns = externalNames(extraFields);
        sheet.setDefaultColumnWidth(20);
        XSSFRow titleRow = sheet.createRow(0);
        XSSFCellStyle horizontalCenter = wb.createCellStyle();
        horizontalCenter.setAlignment(HorizontalAlignment.CENTER);
        for (int i = 0; i < columns.size(); i++) {
            XSSFCell cell = titleRow.createCell(i);
            cell.setCellValue(columns.get(i));
            cell.setCellStyle(horizontalCenter);
        }
        return columns;
    } catch (Exception e) {
        return null;
    }
}
 

private MetaFile writeExcel(Map<String, List<String[]>> data) throws IOException {

    XSSFWorkbook workBook = new XSSFWorkbook();

    for (String model : data.keySet()) {
      XSSFSheet sheet = workBook.createSheet(model);
      int count = 0;
      for (String[] record : data.get(model)) {
        XSSFRow row = sheet.createRow(count);
        int cellCount = 0;
        for (String val : record) {
          XSSFCell cell = row.createCell(cellCount);
          cell.setCellValue(val);
          cellCount++;
        }
        count++;
      }
    }

    File excelFile = MetaFiles.createTempFile("Data", ".xls").toFile();
    FileOutputStream out = new FileOutputStream(excelFile);
    workBook.write(out);
    out.close();

    return metaFiles.upload(excelFile);
  }
 

public static List<String> writeExcelHeader(XSSFWorkbook wb, XSSFSheet sheet) {
    try {
        List<String> columns = externalNames();
        sheet.setDefaultColumnWidth(20);
        XSSFRow titleRow = sheet.createRow(0);
        XSSFCellStyle horizontalCenter = wb.createCellStyle();
        horizontalCenter.setAlignment(HorizontalAlignment.CENTER);
        for (int i = 0;
                i < columns.size();
                i++) {
            XSSFCell cell = titleRow.createCell(i);
            cell.setCellValue(columns.get(i));
            cell.setCellStyle(horizontalCenter);
        }
        return columns;
    } catch (Exception e) {
        return null;
    }
}
 

@SuppressWarnings("deprecation")
public void readXLSX(String path, int num) throws InvalidFormatException, IOException {
	File file = new File(path);
	@SuppressWarnings("resource")
	XSSFWorkbook xssfWorkbook = new XSSFWorkbook(new FileInputStream(file));
	XSSFSheet xssfSheet = xssfWorkbook.getSheetAt(num);

	int rowstart = xssfSheet.getFirstRowNum();
	int rowEnd = xssfSheet.getLastRowNum();
	for (int i = rowstart; i <= rowEnd; i++) {
		XSSFRow row = xssfSheet.getRow(i);
		if (null == row) {
			continue;
		}
		int cellStart = row.getFirstCellNum();
		int cellEnd = row.getLastCellNum();

		for (int k = cellStart; k <= cellEnd; k++) {
			XSSFCell cell = row.getCell(k);
			if (null == cell) {
				continue;
			}

			switch (cell.getCellTypeEnum()) {
				case NUMERIC: // 数字
					System.out.print(cell.getNumericCellValue() + "   ");
					break;
				case STRING: // 字符串
					System.out.print(cell.getStringCellValue() + "   ");
					break;
				case BOOLEAN: // Boolean
					System.out.println(cell.getBooleanCellValue() + "   ");
					break;
				case FORMULA: // 公式
					System.out.print(cell.getCellFormula() + "   ");
					break;
				case BLANK: // 空值
					System.out.println(" ");
					break;
				case ERROR: // 故障
					System.out.println(" ");
					break;
				default:
					System.out.print("未知类型   ");
					break;
			}

		}
		System.out.print("\n");
	}

}
 

private Integer getRealRowCount(Sheet sheet) {
    Integer count = 0;
    for (int r = 1; r <= sheet.getPhysicalNumberOfRows(); r++) {
        Row row = sheet.getRow(r);
        if (row == null || (((row.getCell(0) == null || row.getCell(0).toString().equals("") || row.getCell(0).getCellType() == XSSFCell.CELL_TYPE_BLANK)) &&
                (row.getCell(1) == null || row.getCell(1).toString().equals("") || row.getCell(1).getCellType() == XSSFCell.CELL_TYPE_BLANK) &&
                (row.getCell(2) == null || row.getCell(2).toString().equals("") || row.getCell(2).getCellType() == XSSFCell.CELL_TYPE_BLANK) &&
                (row.getCell(3) == null || row.getCell(3).toString().equals("") || row.getCell(3).getCellType() == XSSFCell.CELL_TYPE_BLANK) &&
                (row.getCell(4) == null || row.getCell(4).toString().equals("") || row.getCell(4).getCellType() == XSSFCell.CELL_TYPE_BLANK) &&
                (row.getCell(5) == null || row.getCell(5).toString().equals("") || row.getCell(5).getCellType() == XSSFCell.CELL_TYPE_BLANK) &&
                (row.getCell(6) == null || row.getCell(6).toString().equals("") || row.getCell(6).getCellType() == XSSFCell.CELL_TYPE_BLANK) &&
                (row.getCell(7) == null || row.getCell(7).toString().equals("") || row.getCell(7).getCellType() == XSSFCell.CELL_TYPE_BLANK) &&
                (row.getCell(8) == null || row.getCell(8).toString().equals("") || row.getCell(8).getCellType() == XSSFCell.CELL_TYPE_BLANK) &&
                (row.getCell(9) == null || row.getCell(9).toString().equals("") || row.getCell(9).getCellType() == XSSFCell.CELL_TYPE_BLANK))) {
            continue;
        }
        count++;
    }
    return count;
}
 

private static List<List<String>> readSheet(XSSFSheet xssfSheet){
	int rows = xssfSheet.getPhysicalNumberOfRows();
	List<List<String>> rowList = new ArrayList<>();
	for(int i=0;i<rows;i++){//遍历每一行
		XSSFRow row = xssfSheet.getRow(i);
		if(row==null){
			continue;
		}
		int cells = row.getPhysicalNumberOfCells();
		List<String> cellList = new ArrayList<>();
		for(int j=0;j<cells;j++){//遍历每一列
			XSSFCell cell = row.getCell(j);
			cell.setCellType(Cell.CELL_TYPE_STRING);
			//new Double("1.0").intValue()
			String cellValue = cell.getStringCellValue();
			cellList.add(cellValue);
		}
		rowList.add(cellList);
	}
	return rowList;
}
 

/**
 * Gets the {@link MStyle} of the given {@link XSSFCell}.
 * 
 * @param cellthe
 *            {@link XSSFCell}
 * @return the {@link MStyle} of the given {@link XSSFCell}
 */
private MStyle getStyle(XSSFCell cell) {
    final XSSFCellStyle style = cell.getCellStyle();
    final XSSFFont font = style.getFont();
    int modifiers = 0;
    if (font.getBold()) {
        modifiers |= MStyle.FONT_BOLD;
    }
    if (font.getItalic()) {
        modifiers |= MStyle.FONT_ITALIC;
    }
    if (font.getStrikeout()) {
        modifiers |= MStyle.FONT_STRIKE_THROUGH;
    }
    if (font.getUnderline() != 0) {
        modifiers |= MStyle.FONT_UNDERLINE;
    }
    return new MStyleImpl(font.getFontName(), font.getFontHeightInPoints(), getColor(font.getXSSFColor()), null,
            modifiers);
}
 

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
				return String.valueOf( ( int ) cell.getNumericCellValue() );
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();

		}
	}
	return null;
}
 

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
				return String.valueOf( cell.getNumericCellValue() );
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();
		}
	}
	return null;
}
 

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
				return String.valueOf( cell.getNumericCellValue() );
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();
		}
	}
	return null;
}
 

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
				return String.valueOf( cell.getNumericCellValue() );
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();
		}
	}
	return null;
}
 

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
				return String.valueOf( cell.getNumericCellValue() );
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();
		}
	}
	return null;
}
 

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
			{
			    String useValue = String.valueOf( cell.getNumericCellValue() );
			    if ( useValue.endsWith( ".0" ) )
			        return useValue.split( "\\." )[0];
			    else
			        return useValue;
			}
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();
		}
	}
	return null;
}
 

private String getCellValue( XSSFCell cell )
{
    if (cell != null )
    {
        switch (cell.getCellType())
        {
            case XSSFCell.CELL_TYPE_BLANK:
                return null;
            case XSSFCell.CELL_TYPE_BOOLEAN:
                return String.valueOf( cell.getBooleanCellValue() );
            case XSSFCell.CELL_TYPE_NUMERIC:
                return String.valueOf( cell.getNumericCellValue() );
            case XSSFCell.CELL_TYPE_STRING:
                return cell.getRichStringCellValue().toString();
        }
    }
    return null;
}
 

private static XSSFWorkbook writeSheetData(List<List<String>> data,String sheetName){
	XSSFWorkbook xssfWorkbook = new XSSFWorkbook();
	XSSFSheet xssfSheet = xssfWorkbook.createSheet(sheetName);
	XSSFRow[] rows = new XSSFRow[data.size()];
	for(int i=0;i<data.size();i++){
		List<String> columns = data.get(i);
		rows[i] = xssfSheet.createRow(i);
		//xssfSheet.setDefaultColumnWidth(columnWidth);//设置列的长度
		XSSFCell[] cells = new XSSFCell[columns.size()];
		for(int j=0;j<columns.size();j++){
			cells[j] = rows[i].createCell(j);
			//cells[j].setCellStyle(XSSFCellStyle);
			cells[j].setCellValue(columns.get(j));
		}
	}
	return xssfWorkbook;
}
 

/**
 * XSSFRichTextString.utfDecode()<br/>
 * value.contains("_x")<br/>
 * Pattern.compile("_x([0-9A-Fa-f]{4})_");
 */
private static void export2007WithStyle(String filePath) {
	try {
		OutputStream os = new FileOutputStream(filePath);
		XSSFWorkbook wb = new XSSFWorkbook();
		XSSFSheet sheet = wb.createSheet(Globals.SHEETNAME);
		XSSFCell cell = sheet.createRow(0).createCell(0);
		cell.setCellValue(TestUtil.RICH_TEXT_STRINGS[0]
				+ escape(TestUtil.REGEX + TestUtil.RICH_TEXT_STRINGS[1]
						+ TestUtil.REGEX) + TestUtil.RICH_TEXT_STRINGS[2]);
		CellStyle style = sheet.getWorkbook().createCellStyle();
		XSSFFont font = wb.createFont();
		font.setColor(IndexedColors.BLUE.index);
		style.setFont(font);
		cell.setCellStyle(style);
		// richString.applyFont(font);
		wb.write(os);
		os.close();
	} catch (Exception e) {
		e.printStackTrace();
	}
}
 

public static boolean compareTwoRows(XSSFRow row1, XSSFRow row2) {
    if ((row1 == null) && (row2 == null)) {
        return true;
    } else if ((row1 == null) || (row2 == null)) {
        return false;
    }

    int firstCell1 = row1.getFirstCellNum();
    int lastCell1 = row1.getLastCellNum();
    boolean equalRows = true;

    // Compare all cells in a row
    for (int i = firstCell1; i <= lastCell1; i++) {
        XSSFCell cell1 = row1.getCell(i);
        XSSFCell cell2 = row2.getCell(i);
        if (!compareTwoCells(cell1, cell2)) {
            equalRows = false;
            break;
        }
    }
    return equalRows;
}
 

@Override
protected void printHeader(List<String> header, ByteArrayOutputStream out) {
	wb = new XSSFWorkbook();
       sheet = wb.createSheet("NextReports");

       XSSFRow headerRow = sheet.createRow(0);
       int col = 0;        
	if (header != null) {
		for (String s : header) {
			XSSFCell cell = headerRow.createCell(col);
			cell.setCellType(XSSFCell.CELL_TYPE_STRING);
			if (s == null) {
				s = "";
			}
			cell.setCellValue(wb.getCreationHelper().createRichTextString(s));
			col++;
		}
	}		
}
 

@Before
public void testXLS1() throws IOException {
       try (XSSFWorkbook workbook = new XSSFWorkbook()) {
        XSSFSheet sheet = workbook.createSheet();
        XSSFRow row = null;
        XSSFCell cell = null;
        row = sheet.createRow(0);
        cell = row.createCell(0);
		cell.setCellValue("A");
		cell = row.createCell(1);
		cell.setCellValue("B");
		cell = row.createCell(2);
		cell.setCellValue("C");
		
		insert(1,sheet,row,cell,1,2,3);
		insert(2,sheet,row,cell,4,5,6);
		insert(3,sheet,row,cell,7,8,9);
        
		try (FileOutputStream out = new FileOutputStream(file)) {
		    workbook.write(out);
		} catch (IOException e) {
			e.printStackTrace();
		}
       }

	String src = 
			"BEGIN;\n" +
					"var myvar external xls \"" + file.getAbsolutePath() + "\";" +
			"END;\n" +
			"true";
	testEquals("true", src);
}
 

@Before
public void testXLS1() throws IOException {
       try (XSSFWorkbook workbook = new XSSFWorkbook()) {
        XSSFSheet sheet = workbook.createSheet();
        XSSFRow row = null;
        XSSFCell cell = null;
        row = sheet.createRow(0);
        cell = row.createCell(0);
		cell.setCellValue("A");
		cell = row.createCell(1);
		cell.setCellValue("B");
		cell = row.createCell(2);
		cell.setCellValue("C");
		
		insert(1,sheet,row,cell,1,2,3);
		insert(2,sheet,row,cell,4,5,6);
		insert(3,sheet,row,cell,7,8,9);
        
		try (FileOutputStream out = new FileOutputStream(file)) {
		    workbook.write(out);
		} catch (IOException e) {
			e.printStackTrace();
		}
       }

	String src = 
			"BEGIN;\n" +
					"var myvar external xls \"" + file.getAbsolutePath() + "\" autokey;" +
			"END;\n" +
			"true";
	testEquals("true", src);
}
 

private static void insert(int rowNum, XSSFSheet sheet, XSSFRow row, XSSFCell cell, int arg0, int arg1, int arg2) {
	row = sheet.createRow(rowNum);
       cell = row.createCell(0);
	cell.setCellValue(arg0);
	cell = row.createCell(1);
	cell.setCellValue(arg1);
	cell = row.createCell(2);
	cell.setCellValue(arg2);
}
 

private static void insert(int rowNum, XSSFSheet sheet, XSSFRow row, XSSFCell cell, int arg0, int arg1, int arg2) {
	row = sheet.createRow(rowNum);
       cell = row.createCell(0);
	cell.setCellValue(arg0);
	cell = row.createCell(1);
	cell.setCellValue(arg1);
	cell = row.createCell(2);
	cell.setCellValue(arg2);
}
 

private static void insert(int rowNum, XSSFSheet sheet, XSSFRow row, XSSFCell cell, int arg0, int arg1, int arg2) {
	row = sheet.createRow(rowNum);
       cell = row.createCell(0);
	cell.setCellValue(arg0);
	cell = row.createCell(1);
	cell.setCellValue(arg1);
	cell = row.createCell(2);
	cell.setCellValue(arg2);
}
 

@Before
public void testXLS1() throws IOException {
       try (XSSFWorkbook workbook = new XSSFWorkbook()) {
        XSSFSheet sheet = workbook.createSheet();
        XSSFRow row = null;
        XSSFCell cell = null;
        row = sheet.createRow(0);
        cell = row.createCell(0);
		cell.setCellValue("A");
		cell = row.createCell(1);
		cell.setCellValue("B");
		cell = row.createCell(2);
		cell.setCellValue("C");
		
		insert(1,sheet,row,cell,1,2,3);
		insert(2,sheet,row,cell,4,5,6);
		insert(3,sheet,row,cell,4,5,6);
		insert(4,sheet,row,cell,1,2,3);
		insert(5,sheet,row,cell,7,8,9);
		insert(6,sheet,row,cell,7,8,9);
		insert(7,sheet,row,cell,4,5,6);
        
		try (FileOutputStream out = new FileOutputStream(file)) {
		    workbook.write(out);
		} catch (IOException e) {
			e.printStackTrace();
		}
       }

	String src = 
			"BEGIN;\n" +
					"var myvar external xls \"" + file.getAbsolutePath() + "\" dup_remove;" +
			"END;\n" +
			"true";
	testEquals("true", src);
}
 

@Before
public void testXLS1() throws IOException {
       try (XSSFWorkbook workbook = new XSSFWorkbook()) {
        XSSFSheet sheet = workbook.createSheet();
        XSSFRow row = null;
        XSSFCell cell = null;
        row = sheet.createRow(0);
        cell = row.createCell(0);
		cell.setCellValue("A");
		cell = row.createCell(1);
		cell.setCellValue("B");
		cell = row.createCell(2);
		cell.setCellValue("C");
		
		insert(1,sheet,row,cell,1,2,3);
		insert(2,sheet,row,cell,4,5,6);
		insert(3,sheet,row,cell,4,5,6);
		insert(4,sheet,row,cell,1,2,3);
		insert(5,sheet,row,cell,7,8,9);
		insert(6,sheet,row,cell,7,8,9);
		insert(7,sheet,row,cell,4,5,6);
        
		try (FileOutputStream out = new FileOutputStream(file)) {
		    workbook.write(out);
		} catch (IOException e) {
			e.printStackTrace();
		}
       }

	String src = 
			"BEGIN;\n" +
					"var myvar external xls \"" + file.getAbsolutePath() + "\" dup_count;" +
			"END;\n" +
			"true";
	testEquals("true", src);
}
 

/**
 * @param source
 *            the sheet to copy.
 * @param destSheet
 *            the sheet to create.
 * @param srcRow
 *            the row to copy.
 * @param destRow
 *            the row to create.
 * @param styleMap
 *
 */
private static void copyRow(HSSFSheet source, XSSFSheet destSheet, HSSFRow srcRow, XSSFRow destRow, List<CellStyle> styleMap) {

	Set<CellRangeAddressWrapper> mergedRegions = new TreeSet<CellRangeAddressWrapper>();
	short dh = source.getDefaultRowHeight();
	if (srcRow.getHeight() != dh) {
		destRow.setHeight(srcRow.getHeight());
	}
	int j = srcRow.getFirstCellNum();
	if (j < 0) {
		j = 0;
	}
	for (; j <= srcRow.getLastCellNum(); j++) {
		HSSFCell oldCell = srcRow.getCell(j);
		XSSFCell newCell = destRow.getCell(j);
		if (oldCell != null) {
			if (newCell == null) {
				newCell = destRow.createCell(j);
			}
			copyCell(oldCell, newCell, styleMap);
			CellRangeAddress mergedRegion = getMergedRegion(source, srcRow.getRowNum(), (short) oldCell.getColumnIndex());

			if (mergedRegion != null) {

				CellRangeAddress newMergedRegion = new CellRangeAddress(mergedRegion.getFirstRow(), mergedRegion.getLastRow(),
						mergedRegion.getFirstColumn(), mergedRegion.getLastColumn());

				CellRangeAddressWrapper wrapper = new CellRangeAddressWrapper(newMergedRegion);
				if (isNewMergedRegion(wrapper, mergedRegions)) {
					mergedRegions.add(wrapper);
					destSheet.addMergedRegion(wrapper.range);
				}
			}
		}
	}

}
 

@Override
protected void startSerialize( RootNode rootNode, OutputStream outputStream ) throws Exception
{
    workbook = new XSSFWorkbook();
    sheet = workbook.createSheet( "Sheet1" );

    XSSFFont boldFont = workbook.createFont();
    boldFont.setBold( true );

    XSSFCellStyle boldCellStyle = workbook.createCellStyle();
    boldCellStyle.setFont( boldFont );

    // build schema
    for ( Node child : rootNode.getChildren() )
    {
        if ( child.isCollection() )
        {
            if ( !child.getChildren().isEmpty() )
            {
                Node node = child.getChildren().get( 0 );

                XSSFRow row = sheet.createRow( 0 );

                int cellIdx = 0;

                for ( Node property : node.getChildren() )
                {
                    if ( property.isSimple() )
                    {
                        XSSFCell cell = row.createCell( cellIdx++ );
                        cell.setCellValue( property.getName() );
                        cell.setCellStyle( boldCellStyle );
                    }
                }
            }
        }
    }
}
 

private CellRangeAddress getRangeIfMerged(XSSFCell cell, CellRangeAddress[] mergedRanges) {
    for (int i = 0; i < mergedRanges.length; i++) {
        CellRangeAddress range = mergedRanges[i];
        if (range.isInRange(cell.getRowIndex(), cell.getColumnIndex()))
            return range;
    }
    return null;
}
 

public static void writeExcel(HttpServletResponse response,List<String> list) throws Exception {
	response.setContentType("application/vnd.ms-excel");//文件格式,此处设置为excel
	response.setHeader("Content-Disposition","attachment;filename=file.xls");//此处设置了下载文件的默认名称
	ServletOutputStream sos = response.getOutputStream();
    //创建一个新的excel
	XSSFWorkbook wb = new XSSFWorkbook();//XSSFWorkbook
	/**
	 * 采用现成Excel模板
	 * 用这种方式得先保证每个cell有值,不然会报空指针
	 * 有时我们用row.getCell(i)会得到null,那么此时就要用Iterator<Cell> it = row.cellIterator();
	 * XSSFWorkbook wb = new XSSFWorkbook(new FileInputStream(new File("D://a.xlsx")));
	 * XSSFSheet sheet = wb.getSheet("Sheet1");
	 * row[i] = sheet.getRow(i);
	 * headerCell[j] = row[i].getCell(j);
	 */
	//创建sheet页
	XSSFSheet sheet = wb.createSheet("sheet1");//sheet名
	//创建行数
	XSSFRow[] row = new XSSFRow[list.size()];
	//插入数据
	for (int i = 0; i < row.length; i++) {
		row[i] = sheet.createRow(i);
		sheet.setDefaultColumnWidth(30);//设置列的长度
		String info[] = list.get(i).split(",");
		XSSFCell[] headerCell = new XSSFCell[info.length];
		for (int j = 0; j < headerCell.length; j++) {
			headerCell[j] = row[i].createCell(j);
			headerCell[j].setCellValue(new XSSFRichTextString(info[j]));
			/**设置模板样式*/
			//headerCell[j].setCellStyle(setStyle(wb));
		}
	}
	wb.write(sos);
	wb.close();
    sos.flush();
    sos.close();
    response.flushBuffer();
}
 

public static void writeExcel(XSSFSheet sheet, int i, GeographyCode code) {
    try {
        List<String> row = values(code);
        XSSFRow sheetRow = sheet.createRow(i + 1);
        for (int j = 0;
                j < row.size();
                j++) {
            XSSFCell cell = sheetRow.createCell(j);
            cell.setCellValue(row.get(j));
        }
    } catch (Exception e) {
    }
}