HSSF 操作

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public ActionResult excelPrint() {      HSSFWorkbook workbook = new HSSFWorkbook();// 创建一个Excel文件      HSSFSheet sheet = workbook.createSheet();// 创建一个Excel的Sheet      sheet.createFreezePane(1, 3);// 冻结      // 设置列宽      sheet.setColumnWidth(0, 1000);      sheet.setColumnWidth(1, 3500);      sheet.setColumnWidth(2, 3500);      sheet.setColumnWidth(3, 6500);      sheet.setColumnWidth(4, 6500);      sheet.setColumnWidth(5, 6500);      sheet.setColumnWidth(6, 6500);      sheet.setColumnWidth(7, 2500);      // Sheet样式      HSSFCellStyle sheetStyle = workbook.createCellStyle();      // 背景色的设定      sheetStyle.setFillBackgroundColor(HSSFColor.GREY_25_PERCENT.index);      // 前景色的设定      sheetStyle.setFillForegroundColor(HSSFColor.GREY_25_PERCENT.index);      // 填充模式      sheetStyle.setFillPattern(HSSFCellStyle.FINE_DOTS);      // 设置列的样式      for (int i = 0; i <= 14; i++) {        sheet.setDefaultColumnStyle((short) i, sheetStyle);      }      // 设置字体      HSSFFont headfont = workbook.createFont();      headfont.setFontName("黑体");      headfont.setFontHeightInPoints((short) 22);// 字体大小      headfont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);// 加粗      // 另一个样式      HSSFCellStyle headstyle = workbook.createCellStyle();      headstyle.setFont(headfont);      headstyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);// 左右居中      headstyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 上下居中      headstyle.setLocked(true);      headstyle.setWrapText(true);// 自动换行      // 另一个字体样式      HSSFFont columnHeadFont = workbook.createFont();      columnHeadFont.setFontName("宋体");      columnHeadFont.setFontHeightInPoints((short) 10);      columnHeadFont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);      // 列头的样式      HSSFCellStyle columnHeadStyle = workbook.createCellStyle();      columnHeadStyle.setFont(columnHeadFont);      columnHeadStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);// 左右居中      columnHeadStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 上下居中      columnHeadStyle.setLocked(true);      columnHeadStyle.setWrapText(true);      columnHeadStyle.setLeftBorderColor(HSSFColor.BLACK.index);// 左边框的颜色      columnHeadStyle.setBorderLeft((short) 1);// 边框的大小      columnHeadStyle.setRightBorderColor(HSSFColor.BLACK.index);// 右边框的颜色      columnHeadStyle.setBorderRight((short) 1);// 边框的大小      columnHeadStyle.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 设置单元格的边框为粗体      columnHeadStyle.setBottomBorderColor(HSSFColor.BLACK.index); // 设置单元格的边框颜色      // 设置单元格的背景颜色(单元格的样式会覆盖列或行的样式)      columnHeadStyle.setFillForegroundColor(HSSFColor.WHITE.index);        HSSFFont font = workbook.createFont();      font.setFontName("宋体");      font.setFontHeightInPoints((short) 10);      // 普通单元格样式      HSSFCellStyle style = workbook.createCellStyle();      style.setFont(font);      style.setAlignment(HSSFCellStyle.ALIGN_LEFT);// 左右居中      style.setVerticalAlignment(HSSFCellStyle.VERTICAL_TOP);// 上下居中      style.setWrapText(true);      style.setLeftBorderColor(HSSFColor.BLACK.index);      style.setBorderLeft((short) 1);      style.setRightBorderColor(HSSFColor.BLACK.index);      style.setBorderRight((short) 1);      style.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 设置单元格的边框为粗体      style.setBottomBorderColor(HSSFColor.BLACK.index); // 设置单元格的边框颜色.      style.setFillForegroundColor(HSSFColor.WHITE.index);// 设置单元格的背景颜色.      // 另一个样式      HSSFCellStyle centerstyle = workbook.createCellStyle();      centerstyle.setFont(font);      centerstyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);// 左右居中      centerstyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 上下居中      centerstyle.setWrapText(true);      centerstyle.setLeftBorderColor(HSSFColor.BLACK.index);      centerstyle.setBorderLeft((short) 1);      centerstyle.setRightBorderColor(HSSFColor.BLACK.index);      centerstyle.setBorderRight((short) 1);      centerstyle.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 设置单元格的边框为粗体      centerstyle.setBottomBorderColor(HSSFColor.BLACK.index); // 设置单元格的边框颜色.      centerstyle.setFillForegroundColor(HSSFColor.WHITE.index);// 设置单元格的背景颜色.        try {        // 创建第一行        HSSFRow row0 = sheet.createRow(0);        // 设置行高        row0.setHeight((short) 900);        // 创建第一列        HSSFCell cell0 = row0.createCell(0);        cell0.setCellValue(new HSSFRichTextString("中非发展基金投资项目调度会工作落实情况对照表"));        cell0.setCellStyle(headstyle);        /**        * 合并单元格        *    第一个参数:第一个单元格的行数(从0开始)        *    第二个参数:第二个单元格的行数(从0开始)        *    第三个参数:第一个单元格的列数(从0开始)        *    第四个参数:第二个单元格的列数(从0开始)        */        CellRangeAddress range = new CellRangeAddress(0, 0, 0, 7);        sheet.addMergedRegion(range);        // 创建第二行        HSSFRow row1 = sheet.createRow(1);        HSSFCell cell1 = row1.createCell(0);        cell1.setCellValue(new HSSFRichTextString("本次会议时间:2009年8月31日       前次会议时间:2009年8月24日"));        cell1.setCellStyle(centerstyle);        // 合并单元格        range = new CellRangeAddress(1, 2, 0, 7);        sheet.addMergedRegion(range);        // 第三行        HSSFRow row2 = sheet.createRow(3);        row2.setHeight((short) 750);        HSSFCell cell = row2.createCell(0);        cell.setCellValue(new HSSFRichTextString("责任者"));        cell.setCellStyle(columnHeadStyle);        cell = row2.createCell(1);        cell.setCellValue(new HSSFRichTextString("成熟度排序"));        cell.setCellStyle(columnHeadStyle);        cell = row2.createCell(2);        cell.setCellValue(new HSSFRichTextString("事项"));        cell.setCellStyle(columnHeadStyle);        cell = row2.createCell(3);        cell.setCellValue(new HSSFRichTextString("前次会议要求\n/新项目的项目概要"));        cell.setCellStyle(columnHeadStyle);        cell = row2.createCell(4);        cell.setCellValue(new HSSFRichTextString("上周工作进展"));        cell.setCellStyle(columnHeadStyle);        cell = row2.createCell(5);        cell.setCellValue(new HSSFRichTextString("本周工作计划"));        cell.setCellStyle(columnHeadStyle);        cell = row2.createCell(6);        cell.setCellValue(new HSSFRichTextString("问题和建议"));        cell.setCellStyle(columnHeadStyle);        cell = row2.createCell(7);        cell.setCellValue(new HSSFRichTextString("备 注"));        cell.setCellStyle(columnHeadStyle);        // 访问数据库,得到数据集        List<DeitelVO> deitelVOList = getEntityManager().queryDeitelVOList();        int m = 4;        int k = 4;        for (int i = 0; i < deitelVOList.size(); i++) {          DeitelVO vo = deitelVOList.get(i);          String dname = vo.getDname();          List<Workinfo> workList = vo.getWorkInfoList();          HSSFRow row = sheet.createRow(m);          cell = row.createCell(0);          cell.setCellValue(new HSSFRichTextString(dname));          cell.setCellStyle(centerstyle);          // 合并单元格          range = new CellRangeAddress(m, m + workList.size() - 1, 0, 0);          sheet.addMergedRegion(range);          m = m + workList.size();            for (int j = 0; j < workList.size(); j++) {            Workinfo w = workList.get(j);            // 遍历数据集创建Excel的行            row = sheet.getRow(k + j);            if (null == row) {              row = sheet.createRow(k + j);            }            cell = row.createCell(1);            cell.setCellValue(w.getWnumber());            cell.setCellStyle(centerstyle);            cell = row.createCell(2);            cell.setCellValue(new HSSFRichTextString(w.getWitem()));            cell.setCellStyle(style);            cell = row.createCell(3);            cell.setCellValue(new HSSFRichTextString(w.getWmeting()));            cell.setCellStyle(style);            cell = row.createCell(4);            cell.setCellValue(new HSSFRichTextString(w.getWbweek()));            cell.setCellStyle(style);            cell = row.createCell(5);            cell.setCellValue(new HSSFRichTextString(w.getWtweek()));            cell.setCellStyle(style);            cell = row.createCell(6);            cell.setCellValue(new HSSFRichTextString(w.getWproblem()));            cell.setCellStyle(style);            cell = row.createCell(7);            cell.setCellValue(new HSSFRichTextString(w.getWremark()));            cell.setCellStyle(style);          }          k = k + workList.size();        }        // 列尾        int footRownumber = sheet.getLastRowNum();        HSSFRow footRow = sheet.createRow(footRownumber + 1);        HSSFCell footRowcell = footRow.createCell(0);        footRowcell.setCellValue(new HSSFRichTextString("                    审  定:XXX      审  核:XXX     汇  总:XX"));        footRowcell.setCellStyle(centerstyle);        range = new CellRangeAddress(footRownumber + 1, footRownumber + 1, 0, 7);        sheet.addMergedRegion(range);          HttpServletResponse response = getResponse();        HttpServletRequest request = getRequest();        String filename = "未命名.xls";//设置下载时客户端Excel的名称        // 请见:http://zmx.iteye.com/blog/622529        filename = Util.encodeFilename(filename, request);        response.setContentType("application/vnd.ms-excel");        response.setHeader("Content-disposition", "attachment;filename=" + filename);        OutputStream ouputStream = response.getOutputStream();        workbook.write(ouputStream);        ouputStream.flush();        ouputStream.close();        } catch (Exception e) {        e.printStackTrace();      }      return null;    }  

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