1 public ActionForward exportExcel(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response){ 2 HttpSession session = request.getSession(true); 3 4 String tile = "用户操作日志"; 5 try{ 6 HSSFWorkbook workbook = new HSSFWorkbook(); 7 //添加Worksheet（不添加sheet时生成的xls文件打开时会报错) 8 HSSFSheet sheet = workbook.createSheet("Sheet1"); 9 HSSFCellStyle cellStyle = workbook.createCellStyle(); 10 cellStyle.setDataFormat(HSSFDataFormat.getBuiltinFormat("@")); 11 HSSFRow row = sheet.createRow(0); 12 /** 13 * 合并单元格 14 * 第一个参数：第一个单元格的行数（从0开始） 15 * 第二个参数：第二个单元格的行数（从0开始） 16 * 第三个参数：第一个单元格的列数（从0开始） 17 * 第四个参数：第二个单元格的列数（从0开始） 18 */ 19 sheet.addMergedRegion(new Region(0, (short)0, 0, (short)4)); 20 HSSFCell cell = row.createCell((short)0); 21 // 定义单元格为字符串类型 22 cell.setCellType(HSSFCell.CELL_TYPE_STRING); 23 cell.setEncoding(HSSFCell.ENCODING_UTF_16); 24 cell.setCellValue(tile); 25 row = sheet.createRow(1); 26 HSSFCell cell1 = row.createCell((short)0); 27 HSSFCell cell2 = row.createCell((short)1); 28 HSSFCell cell3 = row.createCell((short)2); 29 HSSFCell cell4 = row.createCell((short)3); 30 HSSFCell cell5 = row.createCell((short)4); 31 HSSFCell cell6 = row.createCell((short)5); 32 HSSFCell cell7 = row.createCell((short)6); 33 HSSFCell cell8 = row.createCell((short)7); 34 // 定义单元格为字符串类型 35 cell1.setCellType(HSSFCell.CELL_TYPE_STRING); 36 cell2.setCellType(HSSFCell.CELL_TYPE_STRING); 37 cell3.setCellType(HSSFCell.CELL_TYPE_STRING); 38 cell4.setCellType(HSSFCell.CELL_TYPE_STRING); 39 cell5.setCellType(HSSFCell.CELL_TYPE_STRING); 40 cell6.setCellType(HSSFCell.CELL_TYPE_STRING); 41 cell7.setCellType(HSSFCell.CELL_TYPE_STRING); 42 cell8.setCellType(HSSFCell.CELL_TYPE_STRING); 43 44 45 cell1.setEncoding(HSSFCell.ENCODING_UTF_16); 46 cell2.setEncoding(HSSFCell.ENCODING_UTF_16); 47 cell3.setEncoding(HSSFCell.ENCODING_UTF_16); 48 cell4.setEncoding(HSSFCell.ENCODING_UTF_16); 49 cell5.setEncoding(HSSFCell.ENCODING_UTF_16); 50 cell6.setEncoding(HSSFCell.ENCODING_UTF_16); 51 cell7.setEncoding(HSSFCell.ENCODING_UTF_16); 52 cell8.setEncoding(HSSFCell.ENCODING_UTF_16); 53 54 55 // 在单元格中输入数据 56 cell1.setCellValue("序号"); 57 cell2.setCellValue("账号"); 58 cell3.setCellValue("操作类型"); 59 cell4.setCellValue("一级模块"); 60 cell5.setCellValue("二级模块"); 61 cell6.setCellValue("操作对象"); 62 cell7.setCellValue("操作时间"); 63 cell8.setCellValue("操作结果"); 64 65 //sheet.setDefaultColumnWidth((short) 20); //设置默认宽度 66 sheet.setColumnWidth((short) 4, (short) 5120); 67 sheet.setColumnWidth((short) 5, (short) 10240); 68 sheet.setColumnWidth((short) 6, (short) 5120); 69 70 HttpSession sessionold = request.getSession(true); 71 AccountInfo accountInfo = (AccountInfo) sessionold.getAttribute("accountInfo"); 72 OperationLogForm logForm = (OperationLogForm) form; 73 LogService logSer = new LogService(); 74 String accountName = logForm.getAccountName(); 75 Vector<Hashtable<String, String>> logList = logSer.queryLog(logForm,accountName, -1,accountInfo.getAccountType()); 76 Hashtable data = null; 77 for (int i = 0; i < logList.size(); i++){ 78 data = logList.get(i); 79 row = sheet.createRow((short)(i + 2)); 80 cell1 = row.createCell((short)0); 81 cell2 = row.createCell((short)1); 82 cell3 = row.createCell((short)2); 83 cell4 = row.createCell((short)3); 84 cell5 = row.createCell((short)4); 85 cell6 = row.createCell((short)5); 86 cell7 = row.createCell((short)6); 87 cell8 = row.createCell((short)7); 88 // 定义单元格为字符串类型 89 cell1.setCellType(HSSFCell.CELL_TYPE_NUMERIC); 90 cell2.setCellType(HSSFCell.CELL_TYPE_STRING); 91 cell3.setCellType(HSSFCell.CELL_TYPE_STRING); 92 cell4.setCellType(HSSFCell.CELL_TYPE_STRING); 93 cell5.setCellType(HSSFCell.CELL_TYPE_STRING); 94 cell6.setCellType(HSSFCell.CELL_TYPE_STRING); 95 cell7.setCellType(HSSFCell.CELL_TYPE_STRING); 96 cell8.setCellType(HSSFCell.CELL_TYPE_STRING); 97 98 99 cell1.setEncoding(HSSFCell.ENCODING_UTF_16); 100 cell2.setEncoding(HSSFCell.ENCODING_UTF_16); 101 cell3.setEncoding(HSSFCell.ENCODING_UTF_16); 102 cell4.setEncoding(HSSFCell.ENCODING_UTF_16); 103 cell5.setEncoding(HSSFCell.ENCODING_UTF_16); 104 cell6.setEncoding(HSSFCell.ENCODING_UTF_16); 105 cell7.setEncoding(HSSFCell.ENCODING_UTF_16); 106 cell8.setEncoding(HSSFCell.ENCODING_UTF_16); 107 108 cell1.setCellValue(i+1); 109 cell2.setCellValue(data.get("username").toString()); 110 if("1".equals(data.get("operatetype").toString())){ 111 cell3.setCellValue("新增"); 112 }else if("2".equals(data.get("operatetype").toString())){ 113 cell3.setCellValue("修改"); 114 }else if("4".equals(data.get("operatetype").toString())){ 115 cell3.setCellValue("审批"); 116 }else if("5".equals(data.get("operatetype").toString())){ 117 cell3.setCellValue("否决"); 118 }else if("6".equals(data.get("operatetype").toString())){ 119 cell3.setCellValue("分配角色"); 120 }else if("7".equals(data.get("operatetype").toString())){ 121 cell3.setCellValue("分配资源"); 122 }else{ 123 cell3.setCellValue("删除"); 124 } 125 cell4.setCellValue(data.get("fmodulename").toString()); 126 cell5.setCellValue(data.get("smodulename").toString()); 127 cell6.setCellValue(data.get("operobj").toString()); 128 cell7.setCellValue(data.get("operatetime1").toString()); 129 if("0".equals(data.get("operateresult").toString())){ 130 cell8.setCellValue("成功"); 131 }else{ 132 cell8.setCellValue("失败"); 133 } 134 } 135 response.reset(); 136 response.setContentType("application/octet-stream;charset=GB2312"); 137 response.setHeader("Content-Disposition", "attachment; filename=\"OperationLog.xls\""); 138 OutputStream out = response.getOutputStream(); 139 workbook.write(out); 140 out.flush(); 141 out.close(); 142 } 143 catch (Exception e) 144 { 145 e.printStackTrace(); 146 } 147 return null; 148 }
java新建excel文件导出(HSSFWorkbook)
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转载自www.cnblogs.com/penghq/p/9225129.html
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