/** * 导出excel （HSSFWorkbook） */ @GetMapping("/testExport") public void testExport1(HttpServletResponse response) { /** 第一步，创建一个Workbook，对应一个Excel文件 */ HSSFWorkbook wb = new HSSFWorkbook(); /** 第二步，在Workbook中添加一个sheet,对应Excel文件中的sheet */ HSSFSheet sheet = wb.createSheet("excel导出标题"); /** 第三步，设置样式以及字体样式*/ HSSFCellStyle titleStyle = createTitleCellStyle(wb); HSSFCellStyle headerStyle = createHeadCellStyle(wb); HSSFCellStyle contentStyle = createContentCellStyle(wb); /** 第四步，创建标题 ,合并标题单元格 */ // 行号 int rowNum = 0; // 创建第一页的第一行，索引从0开始 HSSFRow row0 = sheet.createRow(rowNum++); row0.setHeight((short) 800);// 设置行高 String title = "excel导出标题"; HSSFCell c00 = row0.createCell(0); c00.setCellValue(title); c00.setCellStyle(titleStyle); // 合并单元格，参数依次为起始行，结束行，起始列，结束列 （索引0开始） sheet.addMergedRegion(new CellRangeAddress(0, 0, 0, 6));//标题合并单元格操作，6为总列数 // 第二行 HSSFRow row1 = sheet.createRow(rowNum++); row1.setHeight((short) 500); String[] row_first = {"填表单位：", "", "", "", "", " 2019年第2季度 ", ""}; for (int i = 0; i < row_first.length; i++) { HSSFCell tempCell = row1.createCell(i); tempCell.setCellStyle(headerStyle); if (i == 0) { tempCell.setCellValue(row_first[i] + "测试单位"); } else if (i == 5) { tempCell.setCellStyle(headerStyle); tempCell.setCellValue(row_first[i]); } else { tempCell.setCellValue(row_first[i]); } } // 合并 sheet.addMergedRegion(new CellRangeAddress(1, 1, 0, 4)); sheet.addMergedRegion(new CellRangeAddress(1, 1, 5, 6)); //第三行 HSSFRow row2 = sheet.createRow(rowNum++); row2.setHeight((short) 700); String[] row_second = {"名称", "采集情况", "", "", "登记情况", "", "备注"}; for (int i = 0; i < row_second.length; i++) { HSSFCell tempCell = row2.createCell(i); tempCell.setCellValue(row_second[i]); tempCell.setCellStyle(headerStyle); } // 合并 sheet.addMergedRegion(new CellRangeAddress(2, 3, 0, 0));//名称 sheet.addMergedRegion(new CellRangeAddress(2, 2, 1, 3));//采集情况 sheet.addMergedRegion(new CellRangeAddress(2, 2, 4, 5));//登记情况 sheet.addMergedRegion(new CellRangeAddress(2, 3, 6, 6));//备注 //第四行 HSSFRow row3 = sheet.createRow(rowNum++); row3.setHeight((short) 700); String[] row_third = {"", "登记数(人)", "办证总数(人)", "办证率(%)", "登记户数(户)", "签订数(份)", ""}; for (int i = 0; i < row_third.length; i++) { HSSFCell tempCell = row3.createCell(i); tempCell.setCellValue(row_third[i]); tempCell.setCellStyle(headerStyle); } //循环每一行数据 List<Map<String, Object>> dataList = new ArrayList<Map<String, Object>>(); //查询出来的数据 Map<String,Object> map = new HashMap<String,Object>(); map.put("name", "测试名称1"); map.put("r1", "111"); map.put("r2", "222"); map.put("r3", "333"); map.put("r4", "444"); map.put("r5", "555"); map.put("r6", "666"); dataList.add(map); dataList.add(map);//加多一条list for (Map<String, Object> excelData : dataList) { HSSFRow tempRow = sheet.createRow(rowNum++); tempRow.setHeight((short) 500); // 循环单元格填入数据 for (int j = 0; j < 7; j++) { HSSFCell tempCell = tempRow.createCell(j); tempCell.setCellStyle(contentStyle); String tempValue; if (j == 0) { // 乡镇、街道名称 tempValue = excelData.get("name").toString(); } else if (j == 1) { // 登记数（人） tempValue = excelData.get("r1").toString(); } else if (j == 2) { // 办证总数（人） tempValue = excelData.get("r2").toString(); } else if (j == 3) { // 办证率（%） tempValue = excelData.get("r3").toString(); } else if (j == 4) { // 登记户数（户） tempValue = excelData.get("r4").toString(); } else if (j == 5) { // 签订数（份） tempValue = excelData.get("r5").toString(); } else { // 备注 tempValue = excelData.get("r6").toString(); } tempCell.setCellValue(tempValue); } } // 注释行 HSSFRow remark = sheet.createRow(rowNum++); remark.setHeight((short) 500); String[] row_remark = {"注：表中的“办证率=办证总数÷登记数×100%”", "", "", "", "", "", ""}; for (int i = 0; i < row_remark.length; i++) { HSSFCell tempCell = remark.createCell(i); if (i == 0) { tempCell.setCellStyle(headerStyle); } else { tempCell.setCellStyle(contentStyle); } tempCell.setCellValue(row_remark[i]); } int remarkRowNum = dataList.size() + 4; sheet.addMergedRegion(new CellRangeAddress(remarkRowNum, remarkRowNum, 0, 6));//注释行合并单元格 // 尾行 HSSFRow foot = sheet.createRow(rowNum++); foot.setHeight((short) 500); String[] row_foot = {"审核人：", "", "填表人：", "", "填表时间：", "", ""}; for (int i = 0; i < row_foot.length; i++) { HSSFCell tempCell = foot.createCell(i); tempCell.setCellStyle(contentStyle); if (i == 0) { tempCell.setCellValue(row_foot[i] + "张三"); } else if (i == 2) { tempCell.setCellValue(row_foot[i] + "李四"); } else if (i == 4) { tempCell.setCellValue(row_foot[i] + "xxxx"); } else { tempCell.setCellValue(row_foot[i]); } } int footRowNum = dataList.size() + 5; // 注 sheet.addMergedRegion(new CellRangeAddress(footRowNum, footRowNum, 0, 1)); sheet.addMergedRegion(new CellRangeAddress(footRowNum, footRowNum, 2, 3)); sheet.addMergedRegion(new CellRangeAddress(footRowNum, footRowNum, 4, 6)); //导出 // HttpServletResponse response = this.getResponse(); String fileName = "报表名称.xls"; try { response.setCharacterEncoding("UTF-8"); response.setHeader("content-Type", "application/vnd.ms-excel"); response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode(fileName, "UTF-8")); OutputStream stream = response.getOutputStream(); if (null != wb && null != stream) { wb.write(stream);// 将数据写出去 wb.close(); stream.close(); } } catch (Exception e) { e.printStackTrace(); } }
导出结果如图
