接口:
1 /** 2 * 3 * Description: 导入excel表 4 * @param map 5 * @param request 6 * @param session 7 * @return 8 * @author shiqianyu 9 * @throws Exception 10 * @Data 2018年3月12日 下午2:40:52 11 */ 12 @RequestMapping("/importExcelData") 13 public ModelAndView importExcelData(ModelMap map,HttpServletRequest request,HttpSession session,@RequestParam(value = "file", required = true)MultipartFile multfile) throws Exception{ 14 //获取页面信息 15 Map<String, String> pageCrawlValue = StringUtil.getArrayValue(request.getParameterMap()); 16 pageCrawlValue.put("CRAWLRESULTPATH", pageCrawlValue.get("CRAWLRESULTPATH")+File.separator+pageCrawlValue.get("PAGECRAWLNAME")); 17 PageCrawlTaskManage pageCrawlTaskManage = new PageCrawlTaskManage(); 18 pageCrawlTaskManage.setRegx(pageCrawlValue.get("PageRegx")); 19 pageCrawlTaskManage.setPage_prdfix(pageCrawlValue.get("PAGE_PRDFIX")); 20 pageCrawlTaskManage.setCtCycle(pageCrawlValue.get("CTCYCLE")); 21 pageCrawlTaskManage.setCrawlResultPath(pageCrawlValue.get("CRAWLRESULTPATH")); 22 pageCrawlTaskManage.setProxyDeployId(pageCrawlValue.get("PROXYID")); 23 pageCrawlTaskManage.setCrawlIntervalTime(Integer.valueOf(pageCrawlValue.get("CRAWL_INTERVAL_TIME"))); 24 pageCrawlTaskManage.setPageCrawlName(pageCrawlValue.get("PAGECRAWLNAME")); 25 pageCrawlTaskManage.setIsDrill(pageCrawlValue.get("isDrill")); 26 pageCrawlTaskManage.setCtCycleUnit(pageCrawlValue.get("CTCYCLEUNIT")); 27 pageCrawlTaskManage.setDataSourceId(pageCrawlValue.get("DATASOURCEID")); 28 pageCrawlTaskManage.setPage_start(pageCrawlValue.get("PAGE_START")); 29 pageCrawlTaskManage.setPage_end(pageCrawlValue.get("PAGE_END")); 30 pageCrawlTaskManage.setDescribe(pageCrawlValue.get("describe")); 31 pageCrawlTaskManage.setThreadCount(pageCrawlValue.get("CTTHREADCOUNT")); 32 pageCrawlTaskManage.setPage_suffix(pageCrawlValue.get("PAGE_SUFFIX")); 33 34 int startRow = Integer.parseInt(pageCrawlValue.get("startRow"))-1;//导入excel 起始行号 -3 35 int endRow = Integer.parseInt(pageCrawlValue.get("endRow"))-1; //导入excel 结束行号 -3 36 int column = Integer.parseInt(pageCrawlValue.get("column"))-1; //导入 excel指定的列号 -1 37 38 //获取页码后缀 39 List<String> suffixs = new ArrayList<String>(); 40 41 42 //检查文件 43 ExcelData.checkFile(multfile); 44 //获得Workbook工作薄对象 45 Workbook workbook = ExcelData.getWorkBook(multfile); 46 //创建返回对象，把每行中的值作为一个数组，所有行作为一个集合返回 47 List<String[]> list = new ArrayList<String[]>(); 48 if(workbook != null){ 49 for(int sheetNum = 0;sheetNum < workbook.getNumberOfSheets();sheetNum++){ 50 //获得当前sheet工作表 51 Sheet sheet = workbook.getSheetAt(sheetNum); 52 if(sheet == null){ 53 continue; 54 } 55 //获得当前sheet的开始行 56 int firstRowNum = startRow; 57 //获得当前sheet的结束行 58 int lastRowNum = endRow; 59 //循环行 60 for(int rowNum = firstRowNum;rowNum <= lastRowNum;rowNum++){ //firstRowNum+1; 61 //获得当前行 62 Row row = sheet.getRow(rowNum); 63 if(row == null){ 64 continue; 65 } 66 //获得当前行的开始列 67 int firstCellNum = row.getFirstCellNum(); 68 //获得当前行的列数 69 int lastCellNum = row.getLastCellNum(); 70 String[] cells = new String[row.getLastCellNum()]; 71 //循环当前行 72 for(int cellNum = firstCellNum; cellNum < lastCellNum;cellNum++){ 73 if(cellNum==column){ 74 Cell cell = row.getCell(cellNum); 75 cells[cellNum] = ExcelData.getCellValue(cell); 76 } 77 78 } 79 list.add(cells); 80 } 81 } 82 } 83 84 85 for(int i= 0;i<list.size();i++){//startRow 86 String[] arr=null; 87 arr = list.get(i);//[张飞, As255, c2, d2, f2] 88 if(arr!=null){ 89 //遍历列 90 for(int j=0;j<arr.length;j++){ 91 if(j==column){ 92 suffixs.add(arr[j]);//As255 93 } 94 } 95 } 96 } 97 98 map.put("pageCrawlTaskManage", pageCrawlTaskManage); 99 map.put("times",suffixs); 100 return new ModelAndView("crawl/CrawlTaskToExcel"); 101 } 工具类:
1 package com.dimensoft.splider.util; 2 3 import java.io.IOException; 4 import java.io.InputStream; 5 import java.text.DecimalFormat; 6 import java.text.SimpleDateFormat; 7 import java.util.ArrayList; 8 import java.util.Date; 9 import java.util.List; 10 11 import org.apache.log4j.Logger; 12 import org.apache.poi.hssf.usermodel.HSSFDataFormat; 13 import org.apache.poi.hssf.usermodel.HSSFWorkbook; 14 import org.apache.poi.ss.usermodel.Cell; 15 import org.apache.poi.ss.usermodel.CellStyle; 16 import org.apache.poi.ss.usermodel.Row; 17 import org.apache.poi.ss.usermodel.Sheet; 18 import org.apache.poi.ss.usermodel.Workbook; 19 import org.apache.poi.xssf.usermodel.XSSFWorkbook; 20 import org.springframework.web.multipart.MultipartFile; 21 22 23 /** 24 * 解析excel 上传数据 25 * @author shiqianyu 26 * 27 */ 28 public class ExcelData { 29 30 private static final Logger log = Logger.getLogger(ExcelData.class); 31 32 public static List<String[]> getExcelData(MultipartFile file) throws IOException{ 33 checkFile(file); 34 //获得Workbook工作薄对象 35 Workbook workbook = getWorkBook(file); 36 //创建返回对象，把每行中的值作为一个数组，所有行作为一个集合返回 37 List<String[]> list = new ArrayList<String[]>(); 38 if(workbook != null){ 39 for(int sheetNum = 0;sheetNum < workbook.getNumberOfSheets();sheetNum++){ 40 //获得当前sheet工作表 41 Sheet sheet = workbook.getSheetAt(sheetNum); 42 if(sheet == null){ 43 continue; 44 } 45 //获得当前sheet的开始行 46 int firstRowNum = sheet.getFirstRowNum(); 47 //获得当前sheet的结束行 48 int lastRowNum = sheet.getLastRowNum(); 49 //循环除了第一行的所有行 50 for(int rowNum = firstRowNum+1;rowNum <= lastRowNum;rowNum++){ 51 //获得当前行 52 Row row = sheet.getRow(rowNum); 53 if(row == null){ 54 continue; 55 } 56 //获得当前行的开始列 57 int firstCellNum = row.getFirstCellNum(); 58 //获得当前行的列数 59 int lastCellNum = row.getLastCellNum(); 60 String[] cells = new String[row.getLastCellNum()]; 61 //循环当前行 62 for(int cellNum = firstCellNum; cellNum < lastCellNum;cellNum++){ 63 Cell cell = row.getCell(cellNum); 64 cells[cellNum] = getCellValue(cell); 65 } 66 list.add(cells); 67 } 68 } 69 } 70 return list; 71 } 72 73 74 /** 75 * 检查文件 76 * @param file 77 * @throws IOException 78 */ 79 public static void checkFile(MultipartFile file) throws IOException{ 80 //判断文件是否存在 81 if(null == file){ 82 log.error("文件不存在！"); 83 } 84 //获得文件名 85 String fileName = file.getOriginalFilename(); 86 //判断文件是否是excel文件 87 if(!fileName.endsWith("xls") && !fileName.endsWith("xlsx")){ 88 log.error(fileName + "不是excel文件"); 89 } 90 } 91 92 93 public static Workbook getWorkBook(MultipartFile file) { 94 //获得文件名 95 String fileName = file.getOriginalFilename(); 96 //创建Workbook工作薄对象，表示整个excel 97 Workbook workbook = null; 98 try { 99 //获取excel文件的io流 100 InputStream is = file.getInputStream(); 101 //根据文件后缀名不同(xls和xlsx)获得不同的Workbook实现类对象 102 if(fileName.endsWith("xls")){ 103 //2003 104 workbook = new HSSFWorkbook(is); 105 }else if(fileName.endsWith("xlsx")){ 106 //2007 及2007以上 107 workbook = new XSSFWorkbook(is); 108 } 109 } catch (IOException e) { 110 log.error(e.getMessage()); 111 } 112 return workbook; 113 } 114 115 public static String getCellValue(Cell cell){ 116 String cellValue = ""; 117 if(cell == null){ 118 return cellValue; 119 } 120 //判断数据的类型 121 switch (cell.getCellType()){ 122 case Cell.CELL_TYPE_NUMERIC: //数字 123 cellValue = stringDateProcess(cell); 124 break; 125 case Cell.CELL_TYPE_STRING: //字符串 126 cellValue = String.valueOf(cell.getStringCellValue()); 127 break; 128 case Cell.CELL_TYPE_BOOLEAN: //Boolean 129 cellValue = String.valueOf(cell.getBooleanCellValue()); 130 break; 131 case Cell.CELL_TYPE_FORMULA: //公式 132 cellValue = String.valueOf(cell.getCellFormula()); 133 break; 134 case Cell.CELL_TYPE_BLANK: //空值 135 cellValue = ""; 136 break; 137 case Cell.CELL_TYPE_ERROR: //故障 138 cellValue = "非法字符"; 139 break; 140 default: 141 cellValue = "未知类型"; 142 break; 143 } 144 return cellValue; 145 } 146 147 /** 148 * 时间格式处理 149 * @return 150 * @author Liu Xin Nan 151 * @data 2017年11月27日 152 */ 153 public static String stringDateProcess(Cell cell){ 154 String result = new String(); 155 if (true) {// 处理日期格式、时间格式 156 SimpleDateFormat sdf = null; 157 if (cell.getCellStyle().getDataFormat() == HSSFDataFormat.getBuiltinFormat("h:mm")) { 158 sdf = new SimpleDateFormat("HH:mm"); 159 } else {// 日期 160 sdf = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss"); 161 } 162 Date date = cell.getDateCellValue(); 163 result = sdf.format(date); 164 } else if (cell.getCellStyle().getDataFormat() == 58) { 165 // 处理自定义日期格式：m月d日(通过判断单元格的格式id解决，id的值是58) 166 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss"); 167 double value = cell.getNumericCellValue(); 168 Date date = org.apache.poi.ss.usermodel.DateUtil 169 .getJavaDate(value); 170 result = sdf.format(date); 171 } else { 172 double value = cell.getNumericCellValue(); 173 CellStyle style = cell.getCellStyle(); 174 DecimalFormat format = new DecimalFormat(); 175 String temp = style.getDataFormatString(); 176 // 单元格设置成常规 177 if (temp.equals("General")) { 178 format.applyPattern("#"); 179 } 180 result = format.format(value); 181 } 182 183 return result; 184 } 185 }