jxl实现导出excel代码：
使用jxl导出的xls文件，格式不兼容office 2013，兼容WPS、office 2007
合并单元格使用mergeCells(a,b,c,d)方法：a.单元格的列号，b.单元格的行号,c.从单元格[a,b]起，向下合并的列数，d.从单元格[a,b]起，向下合并的行数
/** * 导出待入管理库项目 * * @param request * @param response */ @RequestMapping(value = "/exportPendingManageLibProjs", method = { RequestMethod.GET, RequestMethod.POST }) public void exportPendingManageLibProjs(HttpServletRequest request, HttpServletResponse response) { PromptMessage promptMessage = getPromptMessage(); response.reset();// 清空输出流 // String directory = "e:\\ppp\\test"; String directory = DBConfig.getString("export_doc_directory");// String uuid = UUIDHelper.get32UUID(); String currentDirectory = directory + File.separator + uuid + File.separator; String currentTime = TimestampUtils.formatDate(new Date(), "yyyyMMddHHmmss"); String zipName = "excelfiles_" + currentTime + ".zip"; File dir = new File(currentDirectory); dir.mkdirs(); response.setContentType("APPLICATION/OCTET-STREAM"); try { response.setHeader("Content-Disposition", "attachment; filename=" + new String(zipName.getBytes("GBK"), "ISO-8859-1")); } catch (UnsupportedEncodingException e2) { e2.printStackTrace(); } ZipOutputStream outZ = null; try { outZ = new ZipOutputStream(response.getOutputStream()); } catch (IOException e1) { e1.printStackTrace(); } String selectedRows = request.getParameter("selectedRows"); JSONArray jsonArray = JSONArray.fromObject(selectedRows); WritableWorkbook workbook = null; try { for (int j = 0; j < jsonArray.size(); j++) { JSONObject jsonObject = jsonArray.getJSONObject(j); String projRid = jsonObject.getString("PROJ_RID"); String ticketId = jsonObject.getString("TICKETID"); String bpmnType = jsonObject.getString("BPMNTYPE"); String projName = jsonObject.getString("PROJ_NAME"); projName = projName.replace("/", ""); String fileName = "导出待入库_" + projName + ".xls"; // response.setContentType("application/vnd.ms-excel; charset=gb2312");// 定义输出类型 // response.setHeader("Content-disposition", "attachment; filename=" + new String(fileName.getBytes("GBK"), "ISO-8859-1"));// 设定输出文件头 workbook = Workbook.createWorkbook(new File(currentDirectory + File.separator + fileName)); Map<String, Object> param = new HashMap<String, Object>(); param.put("projRid", projRid); List<Map<String, Object>> list3org = managerService.getAgenciesByProjRId(projRid);// 获取第三方咨询机构数据 double contractExpenseSum = 0d;// 服务合同金额(费用总和) String orgNames = "无";// 咨询机构名称(逗号分割) if (list3org != null && list3org.size() > 0) { Map<String, Object> map = list3org.get(0); orgNames = map.get("ORG_NAME").toString(); orgNames = orgNames == null ? "无" : orgNames; Object contractExpense = map.get("CONTRACT_EXPENSE"); if (contractExpense != null) { BigDecimal temp = (BigDecimal) contractExpense; contractExpenseSum += temp.doubleValue(); } } Map<String, Object> map = queryService.getPendingManageLibProjs(param); String industryRequiredNew = map.get("INDUSTRY_REQUIRED_NEW") == null ? "" : map.get("INDUSTRY_REQUIRED_NEW").toString(); String distCode = map.get("DIST_CODE") == null ? "" : map.get("DIST_CODE").toString(); String investCount = map.get("INVEST_COUNT") == null ? "0" : map.get("INVEST_COUNT").toString(); String estimateCoper = map.get("ESTIMATE_COPER") == null ? "" : map.get("ESTIMATE_COPER").toString(); String projType = map.get("PROJ_TYPE") == null ? "" : map.get("PROJ_TYPE").toString(); String operateMode = map.get("OPERATE_MODE") == null ? "" : map.get("OPERATE_MODE").toString(); String returnMode = map.get("RETURN_MODE") == null ? "" : map.get("RETURN_MODE").toString(); String startType = map.get("START_TYPE") == null ? "" : map.get("START_TYPE").toString(); String projState = map.get("PROJ_STATE") == null ? "" : map.get("PROJ_STATE").toString(); String implorg = map.get("IMPLORG") == null ? "无" : map.get("IMPLORG").toString(); String purchaseMode = map.get("PURCHASE_MODE") == null ? "无" : map.get("PURCHASE_MODE").toString(); String implPlan = map.get("IMPL_PLAN") == null ? "无" : map.get("IMPL_PLAN").toString();// 实施方案描述 String riskDistribute = map.get("RISK_DISTRIBUTE") == null ? "无" : map.get("RISK_DISTRIBUTE").toString();// 风险分配框架(描述) String outputDesc = map.get("OUTPUT_DESC") == null ? "无" : map.get("OUTPUT_DESC").toString();// 项目的公共产品和服务产出说明及产出绩效考核指标体系(描述) String valueEvaluation = map.get("VALUE_EVALUATION") == null ? "无" : map.get("VALUE_EVALUATION").toString();// 物有所值评价(描述) String financeBear = map.get("FINANCE_BEAR") == null ? "无" : map.get("FINANCE_BEAR").toString();// 财政承受能力论证(描述) String industryRequiredNewStr = IndustryCache.getIndustryValue(industryRequiredNew);// 行业 String distCodeValue = ProvinceCache.getDistCodeValue(distCode);// 地区 String projTypeStr = SystemCodeUtil.getCodeValue("xmlx", projType);// 项目类型 String operateModeStr = SystemCodeUtil.getCodeValue("yzfs", operateMode);// 运作方式 String returnModeStr = SystemCodeUtil.getCodeValue("hbjz", returnMode);// 回报机制 String startTypeStr = SystemCodeUtil.getCodeValue("fqrlx", startType);// 发起类型 String projStateStr = SystemCodeUtil.getCodeValue("xmzt", projState);// 项目状态 String purchaseModeStr = SystemCodeUtil.getCodeValue("cgfs", purchaseMode);// 采购方式 // 表头样式 WritableFont font_title = new WritableFont(WritableFont.ARIAL, 18, WritableFont.BOLD, false, UnderlineStyle.NO_UNDERLINE, jxl.format.Colour.BLACK); // 定义格式 字体 下划线 斜体 粗体 颜色 WritableCellFormat format_title = new WritableCellFormat(font_title); format_title.setAlignment(jxl.format.Alignment.CENTRE); // 设置水平对齐方式 format_title.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE); // 竖直方向居中对齐 format_title.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN, jxl.format.Colour.BLACK); // 设置边框 // 左侧标题样式 WritableFont font_title_left = new WritableFont(WritableFont.ARIAL, 13, WritableFont.BOLD, false, UnderlineStyle.NO_UNDERLINE, jxl.format.Colour.BLACK); // 定义格式 字体 下划线 斜体 粗体 颜色 WritableCellFormat format_title_left = new WritableCellFormat(font_title_left); format_title_left.setAlignment(jxl.format.Alignment.LEFT); // 设置水平对齐方式 format_title_left.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE); // 竖直方向居中对齐 format_title_left.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN, jxl.format.Colour.BLACK); // 设置边框 format_title_left.setWrap(true);// 自动换行 // 右侧内容样式 WritableFont font_title_right = new WritableFont(WritableFont.ARIAL, 12, WritableFont.NO_BOLD, false, UnderlineStyle.NO_UNDERLINE, jxl.format.Colour.BLACK); // 定义格式 字体 下划线 斜体 颜色 WritableCellFormat format_title_right = new WritableCellFormat(font_title_right); format_title_right.setAlignment(jxl.format.Alignment.LEFT); // 设置水平对齐方式 format_title_right.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE); // 竖直方向居中对齐 format_title_right.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN, jxl.format.Colour.BLACK); // 设置边框 format_title_right.setWrap(true);// 自动换行 // 财承表头样式 WritableFont font_title_ct = new WritableFont(WritableFont.ARIAL, 13, WritableFont.BOLD, false, UnderlineStyle.NO_UNDERLINE, jxl.format.Colour.BLACK); // 定义格式 字体 下划线 斜体 颜色 WritableCellFormat format_title_ct = new WritableCellFormat(font_title_ct); format_title_ct.setAlignment(jxl.format.Alignment.CENTRE); // 设置水平对齐方式 format_title_ct.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE); // 竖直方向居中对齐 format_title_ct.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN, jxl.format.Colour.BLACK); // 设置边框 format_title_ct.setWrap(true);// 自动换行 // 财承内容样式 WritableFont font_title_ct1 = new WritableFont(WritableFont.ARIAL, 13, WritableFont.NO_BOLD, false, UnderlineStyle.NO_UNDERLINE, jxl.format.Colour.BLACK); // 定义格式 字体 下划线 斜体 颜色 WritableCellFormat format_title_ct1 = new WritableCellFormat(font_title_ct1); format_title_ct1.setAlignment(jxl.format.Alignment.CENTRE); // 设置水平对齐方式 format_title_ct1.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE); // 竖直方向居中对齐 format_title_ct1.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN, jxl.format.Colour.BLACK); // 设置边框 format_title_ct1.setWrap(true);// 自动换行 WritableSheet sheet1 = workbook.createSheet("sheet1", 0); // 创建单元格,参数:c r content sheet1.addCell(new jxl.write.Label(0, 0, "待入管理库项目情况表", format_title)); sheet1.addCell(new jxl.write.Label(0, 1, "项目名称", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 1, projName, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 2, "所属行业", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 2, industryRequiredNewStr, format_title_right)); sheet1.addCell(new jxl.write.Label(2, 2, "项目所在地", format_title_left)); sheet1.addCell(new jxl.write.Label(3, 2, distCodeValue, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 3, "项目总投资", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 3, investCount + "万元", format_title_right)); sheet1.addCell(new jxl.write.Label(2, 3, "项目合作期限", format_title_left)); sheet1.addCell(new jxl.write.Label(3, 3, estimateCoper + "年", format_title_right)); sheet1.addCell(new jxl.write.Label(0, 4, "项目类型", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 4, projTypeStr, format_title_right)); sheet1.addCell(new jxl.write.Label(2, 4, "项目运作方式", format_title_left)); sheet1.addCell(new jxl.write.Label(3, 4, operateModeStr, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 5, "回报机制", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 5, returnModeStr, format_title_right)); sheet1.addCell(new jxl.write.Label(2, 5, "发起类型", format_title_left)); sheet1.addCell(new jxl.write.Label(3, 5, startTypeStr, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 6, "项目阶段", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 6, projStateStr, format_title_right)); sheet1.addCell(new jxl.write.Label(2, 6, "实施机构", format_title_left)); sheet1.addCell(new jxl.write.Label(3, 6, implorg, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 7, "采购方式", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 7, purchaseModeStr, format_title_right)); sheet1.addCell(new jxl.write.Label(2, 7, "咨询服务费用", format_title_left)); sheet1.addCell(new jxl.write.Label(3, 7, contractExpenseSum + "万元", format_title_right)); sheet1.addCell(new jxl.write.Label(0, 8, "咨询机构", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 8, orgNames, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 9, "实施方案(描述)", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 9, implPlan, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 10, "风险分配框架(描述)", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 10, riskDistribute, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 11, "项目的公共产品和服务产出说明及产出绩效考核指标体系(描述)", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 11, outputDesc, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 12, "物有所值评价(描述)", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 12, valueEvaluation, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 13, "财政承受能力论证(描述)", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 13, financeBear, format_title_right)); sheet1.addCell(new jxl.write.Label(0, 14, "需从预算中安排的支出责任汇总占一般公共预算支出比例", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 14, "年度", format_title_ct)); sheet1.addCell(new jxl.write.Label(2, 14, "本项目财政承受能力论证测算的财政支出责任小计", format_title_ct)); sheet1.addCell(new jxl.write.Label(3, 14, "支出责任占比", format_title_ct)); // 需从预算中安排的支出责任汇总占一般公共预算支出比例 List<PrepareBudget> listBudget = managerDao.getPrepareBudget(projRid); int size = listBudget.size(); for (int i = 1; i <= size; i++) { PrepareBudget budget = listBudget.get(i - 1); String payYear = budget.getPayYear(); Double investExpense = budget.getInvestExpense(); Double rate = budget.getRate(); sheet1.addCell(new jxl.write.Label(1, 14 + i, payYear, format_title_ct1)); sheet1.addCell(new jxl.write.Label(2, 14 + i, investExpense + "", format_title_ct1)); sheet1.addCell(new jxl.write.Label(3, 14 + i, rate + "%", format_title_ct1)); } // 审核日志 int logSize = 0; List<Map<String, Object>> processLogs = this.getBpmnProcessLog(bpmnType, ticketId); sheet1.addCell(new jxl.write.Label(0, 15 + size, "审核意见汇总", format_title_left)); sheet1.addCell(new jxl.write.Label(1, 15 + size, "审核人", format_title_left)); sheet1.addCell(new jxl.write.Label(2, 15 + size, "审核结果", format_title_ct)); sheet1.addCell(new jxl.write.Label(3, 15 + size, "审核意见", format_title_ct)); if (processLogs != null && processLogs.size() > 0) { logSize = processLogs.size(); for (int i = 1; i <= logSize; i++) { Map<String, Object> map2 = processLogs.get(i - 1); String endTime = map2.get("endTime") == null ? "" : map2.get("endTime").toString(); String people = map2.get("people") == null ? "" : map2.get("people").toString(); String auditResult = map2.get("auditResult") == null ? "" : map2.get("auditResult").toString(); String proposal = map2.get("proposal") == null ? "" : map2.get("proposal").toString(); sheet1.addCell(new jxl.write.Label(1, 15 + size + i, people, format_title_right)); sheet1.addCell(new jxl.write.Label(2, 15 + size + i, auditResult, format_title_ct1)); sheet1.addCell(new jxl.write.Label(3, 15 + size + i, proposal, format_title_right)); } } // mergeCells(a,b,c,d) 单元格合并函数 a.单元格的列号，b.单元格的行号,c.从单元格[a,b]起，向下合并的列数，d.从单元格[a,b]起，向下合并的行数 sheet1.mergeCells(0, 0, 3, 0); sheet1.mergeCells(1, 1, 3, 0); sheet1.mergeCells(1, 8, 3, 0); sheet1.mergeCells(1, 9, 3, 0); sheet1.mergeCells(1, 10, 3, 0); sheet1.mergeCells(1, 11, 3, 0); sheet1.mergeCells(1, 12, 3, 0); sheet1.mergeCells(1, 13, 3, 0); sheet1.mergeCells(0, 14, 0, 14 + size); sheet1.mergeCells(0, 15 + size, 0, 15 + size + logSize); // sheet1.mergeCells(1, 15 + size, 3, 0); // 设置列宽 横向打印 sheet1.setColumnView(0, 14); sheet1.setColumnView(1, 19); sheet1.setColumnView(2, 17); sheet1.setColumnView(3, 36); // 设置行高 纵向打印 sheet1.setRowView(9, 5100); sheet1.setRowView(10, 5100); sheet1.setRowView(11, 5100); sheet1.setRowView(12, 5100); sheet1.setRowView(13, 5100); // 设置行高 横向打印 // sheet1.setRowView(9, 3300); // sheet1.setRowView(10, 3300); // sheet1.setRowView(11, 3300); // sheet1.setRowView(12, 3300); // sheet1.setRowView(13, 3300); // sheet1.setRowView(15 + size, 2000); workbook.write(); workbook.close(); } File[] listFiles = dir.listFiles(); for (int i = 0; i < listFiles.length; i++) { ZipUtils.doCompress(listFiles[i], outZ); response.flushBuffer(); } } catch (Exception e) { e.printStackTrace(); promptMessage.addException(e); } finally { try { outZ.close(); } catch (IOException e) { e.printStackTrace(); } File[] listFiles = dir.listFiles(); for (File file : listFiles) { file.delete(); } dir.delete(); } }ZipUtils类代码：
import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import org.apache.tools.zip.ZipEntry; import org.apache.tools.zip.ZipOutputStream; /** * 压缩文件工具类 */ public class ZipUtils { public static void doCompress(String srcFile, String zipFile) throws Exception { doCompress(new File(srcFile), new File(zipFile)); } /** * 文件压缩 * @param srcFile 目录或者单个文件 * @param destFile 压缩后的ZIP文件 */ public static void doCompress(File srcFile, File destFile) throws Exception { ZipOutputStream out = new ZipOutputStream(new FileOutputStream(destFile)); if(srcFile.isDirectory()){ File[] files = srcFile.listFiles(); for(File file : files){ doCompress(file, out); } }else { doCompress(srcFile, out); } } public static void doCompress(String pathname, ZipOutputStream out) throws IOException{ doCompress(new File(pathname), out); } public static void doCompress(File file, ZipOutputStream out) throws IOException{ if( file.exists() ){ byte[] buffer = new byte[1024]; FileInputStream fis = new FileInputStream(file); out.putNextEntry(new ZipEntry(file.getName())); int len = 0 ; // 读取文件的内容,打包到zip文件 while ((len = fis.read(buffer)) > 0) { out.write(buffer, 0, len); } out.setEncoding("gbk"); out.flush(); out.closeEntry(); fis.close(); } } }前台使用Form提交方式：
// 导出待入库项目 exportPendingManageLibProjs : function() { // 获取被选中的项目 var selectedRows = jkt.table.getSelectedRows(); if (selectedRows.length == 0) { jkt.dialogError("请选择要导出的项目"); return; } var url = "/ppp/projectAudit/exportPendingManageLibProjs.do?TT_TOKEN=" + jkt.getCookie("TT_TOKEN"); $("#selectedRows").val(JSON.stringify(selectedRows)); $("#myExportManageLibForm").attr("action", jkt.realPath(url)); $("#myExportManageLibForm").submit(); }文章来源: java导出多个excel压缩成zip并下载下来