| | |
| | | package com.hx.util; |
| | | |
| | | import java.io.File; |
| | | import java.io.FileInputStream; |
| | | import java.io.FileOutputStream; |
| | | import java.io.*; |
| | | import java.text.DateFormat; |
| | | import java.text.SimpleDateFormat; |
| | | import java.util.ArrayList; |
| | | import java.util.Date; |
| | | |
| | | import java.util.List; |
| | | import java.util.Map; |
| | | import java.util.*; |
| | | |
| | | import com.hx.exception.TipsException; |
| | | import org.apache.poi.POIXMLDocument; |
| | | import org.apache.poi.hssf.usermodel.*; |
| | | import org.apache.poi.openxml4j.opc.OPCPackage; |
| | | import org.apache.poi.poifs.filesystem.POIFSFileSystem; |
| | | import org.apache.poi.ss.usermodel.Cell; |
| | | import org.apache.poi.ss.usermodel.Row; |
| | | import org.apache.poi.ss.usermodel.Sheet; |
| | | import org.apache.poi.ss.usermodel.Workbook; |
| | | import org.apache.poi.xssf.usermodel.XSSFWorkbook; |
| | | import org.springframework.web.multipart.MultipartFile; |
| | | |
| | | |
| | | /** |
| | | * |
| | | * |
| | | * @author hjr |
| | | */ |
| | | public final class ExcelUtil { |
| | |
| | | * @throws Exception |
| | | */ |
| | | public static String createExcel(String outPath, String excelName, |
| | | String[] headList, String[] fieldList, |
| | | List<Map<String, Object>> dataList) throws Exception { |
| | | String[] headList, String[] fieldList, |
| | | List<Map<String, Object>> dataList) throws Exception { |
| | | |
| | | String filePath = null; |
| | | // 创建新的Excel 工作簿 |
| | |
| | | return filePath; |
| | | } |
| | | |
| | | /**生成临时文件 |
| | | * @param headList |
| | | * Excel文件Head标题集合 |
| | | * @param fieldList |
| | | * Excel文件Field标题集合 根据field来寻找位置填充表格 |
| | | * @param dataList |
| | | * Excel文件数据内容部分 |
| | | * @throws Exception |
| | | */ |
| | | public static File createExcel(String[] headList, String[] fieldList, |
| | | List<Map<String, Object>> dataList) throws Exception { |
| | | File file = File.createTempFile("temp", ".xls"); |
| | | try{ |
| | | // 创建新的Excel 工作簿 |
| | | HSSFWorkbook workbook = new HSSFWorkbook(); |
| | | |
| | | // 在Excel工作簿中建一工作表,其名为缺省值 |
| | | // 如要新建一名为"效益指标"的工作表,其语句为: |
| | | // HSSFSheet sheet = workbook.createSheet("效益指标"); |
| | | HSSFSheet sheet = workbook.createSheet(); |
| | | // 在索引0的位置创建行(最顶端的行) |
| | | HSSFRow row = sheet.createRow(0); |
| | | // =============================================================== |
| | | for (int i = 0; i < headList.length; i++) { |
| | | |
| | | // 在索引0的位置创建单元格(左上端) |
| | | HSSFCell cell = row.createCell(i); |
| | | // 定义单元格为字符串类型 |
| | | cell.setCellType(HSSFCell.CELL_TYPE_STRING); |
| | | // 在单元格中输入一些内容 |
| | | cell.setCellValue(headList[i]); |
| | | } |
| | | // =============================================================== |
| | | if (dataList != null) { |
| | | for (int n = 0; n < dataList.size(); n++) { |
| | | // 在索引1的位置创建行 |
| | | HSSFRow row_value = sheet.createRow(n + 1); |
| | | Map<String, Object> dataMap = dataList.get(n); |
| | | // =============================================================== |
| | | for (int i = 0; i < fieldList.length; i++) { |
| | | // 在索引0的位置创建单元格(左上端) |
| | | HSSFCell cell = row_value.createCell(i); |
| | | // 定义单元格为字符串类型 |
| | | cell.setCellType(HSSFCell.CELL_TYPE_STRING); |
| | | // 在单元格中输入一些内容 |
| | | cell.setCellValue(objToString(dataMap.get(fieldList[i]))); |
| | | } |
| | | // =============================================================== |
| | | } |
| | | } |
| | | |
| | | // 新建一输出文件流 |
| | | FileOutputStream fOut = new FileOutputStream(file); |
| | | // 把相应的Excel 工作簿存盘 |
| | | workbook.write(fOut); |
| | | fOut.flush(); |
| | | // 操作结束,关闭文件 |
| | | fOut.close(); |
| | | }catch (Exception e){ |
| | | |
| | | }finally { |
| | | file.deleteOnExit(); |
| | | } |
| | | return file; |
| | | } |
| | | |
| | | /**生成临时文件 |
| | | * @param headList |
| | | * Excel文件Head标题集合 |
| | | * @param fieldList |
| | | * Excel文件Field标题集合 根据field来寻找位置填充表格 |
| | | * @param dataList |
| | | * Excel文件数据内容部分 |
| | | * @throws Exception |
| | | */ |
| | | public static File createExcel(String[] headList, String[] fieldList, List<Map<String, Object>> dataList |
| | | ,Integer height,Integer width) throws Exception { |
| | | File file = File.createTempFile("temp", ".xls"); |
| | | try{ |
| | | |
| | | if(height == null){ |
| | | height = 450; |
| | | } |
| | | if(width == null){ |
| | | width = 5000; |
| | | } |
| | | // 创建新的Excel 工作簿 |
| | | HSSFWorkbook workbook = new HSSFWorkbook(); |
| | | |
| | | //合并的单元格样式 |
| | | HSSFCellStyle boderStyle = workbook.createCellStyle(); |
| | | //垂直居中 |
| | | boderStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); |
| | | boderStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 创建一个居中格式 |
| | | |
| | | // 在Excel工作簿中建一工作表,其名为缺省值 |
| | | // 如要新建一名为"效益指标"的工作表,其语句为: |
| | | // HSSFSheet sheet = workbook.createSheet("效益指标"); |
| | | HSSFSheet sheet = workbook.createSheet(); |
| | | // 在索引0的位置创建行(最顶端的行) |
| | | HSSFRow row = sheet.createRow(0); |
| | | // =============================================================== |
| | | for (int i = 0; i < headList.length; i++) { |
| | | //高度 |
| | | row.setHeight(height.shortValue()); |
| | | sheet.setColumnWidth(i,width); |
| | | // 在索引0的位置创建单元格(左上端) |
| | | HSSFCell cell = row.createCell(i); |
| | | // 定义单元格为字符串类型 |
| | | cell.setCellType(HSSFCell.CELL_TYPE_STRING); |
| | | // 在单元格中输入一些内容 |
| | | cell.setCellValue(headList[i]); |
| | | cell.setCellStyle(boderStyle); |
| | | } |
| | | // =============================================================== |
| | | if (dataList != null) { |
| | | for (int n = 0; n < dataList.size(); n++) { |
| | | // 在索引1的位置创建行 |
| | | HSSFRow row_value = sheet.createRow(n + 1); |
| | | row_value.setHeight(height.shortValue()); |
| | | Map<String, Object> dataMap = dataList.get(n); |
| | | // =============================================================== |
| | | for (int i = 0; i < fieldList.length; i++) { |
| | | // 在索引0的位置创建单元格(左上端) |
| | | sheet.setColumnWidth(i,width); |
| | | HSSFCell cell = row_value.createCell(i); |
| | | // 定义单元格为字符串类型 |
| | | cell.setCellType(HSSFCell.CELL_TYPE_STRING); |
| | | // 在单元格中输入一些内容 |
| | | cell.setCellValue(objToString(dataMap.get(fieldList[i]))); |
| | | cell.setCellStyle(boderStyle); |
| | | } |
| | | // =============================================================== |
| | | } |
| | | } |
| | | |
| | | // 新建一输出文件流 |
| | | FileOutputStream fOut = new FileOutputStream(file); |
| | | // 把相应的Excel 工作簿存盘 |
| | | workbook.write(fOut); |
| | | fOut.flush(); |
| | | // 操作结束,关闭文件 |
| | | fOut.close(); |
| | | }catch (Exception e){ |
| | | |
| | | }finally { |
| | | file.deleteOnExit(); |
| | | } |
| | | return file; |
| | | } |
| | | |
| | | |
| | | private static String objToString(Object obj) { |
| | | if (obj == null) { |
| | | return ""; |
| | |
| | | return (String) obj; |
| | | } else if (obj instanceof Date) { |
| | | return null;// DateUtil.dateToString((Date) |
| | | // obj,DateUtil.DATESTYLE_SHORT_EX); |
| | | // obj,DateUtil.DATESTYLE_SHORT_EX); |
| | | } else { |
| | | return obj.toString(); |
| | | } |
| | |
| | | return list; |
| | | } |
| | | |
| | | } |
| | | |
| | | /**判断excel的版本*/ |
| | | public static Workbook create(InputStream inp) throws Exception { |
| | | if (!inp.markSupported()) { |
| | | inp = new PushbackInputStream(inp, 8); |
| | | } |
| | | if (POIFSFileSystem.hasPOIFSHeader(inp)) { |
| | | return new HSSFWorkbook(inp); |
| | | } |
| | | if (POIXMLDocument.hasOOXMLHeader(inp)) { |
| | | return new XSSFWorkbook(OPCPackage.open(inp)); |
| | | } |
| | | throw new IllegalArgumentException("你的excel版本目前poi解析不了"); |
| | | } |
| | | |
| | | /**读取excel文件,兼容2003和2007 |
| | | * 通过流读取Excel文件 |
| | | * @return |
| | | * @throws Exception |
| | | */ |
| | | public static List<List<String>> getExcelDataCompatible(MultipartFile file,boolean header) throws Exception { |
| | | try { |
| | | |
| | | String fileName = file.getOriginalFilename(); |
| | | if (!fileName.matches("^.+\\.(?i)(xls)$") && !fileName.matches("^.+\\.(?i)(xlsx)$")) { |
| | | throw new TipsException("上传文件格式不正确"); |
| | | } |
| | | |
| | | // 结果集 |
| | | List<List<String>> list = new ArrayList<>(); |
| | | Workbook book = create(new BufferedInputStream(file.getInputStream())); |
| | | |
| | | // 遍历该表格中所有的工作表,i表示工作表的数量 getNumberOfSheets表示工作表的总数 |
| | | for(int s=0;s<book.getNumberOfSheets();s++) { |
| | | Sheet hssfsheet = book.getSheetAt(s); |
| | | int col = 0; |
| | | // 遍历该行所有的行,j表示行数 getPhysicalNumberOfRows行的总数 去除标题 |
| | | for (int j = 0; j < hssfsheet.getPhysicalNumberOfRows(); j++) { |
| | | Row hssfrow = hssfsheet.getRow(j); |
| | | if(hssfrow!=null){ |
| | | if(j == 0) { |
| | | col = hssfrow.getPhysicalNumberOfCells(); |
| | | if(!header) { |
| | | //不包括表头 |
| | | continue; |
| | | } |
| | | } |
| | | // 单行数据 |
| | | List<String> arrayString = new ArrayList<>(); |
| | | for (int i = 0; i < col; i++) { |
| | | Cell cell = hssfrow.getCell(i); |
| | | if (cell == null) { |
| | | arrayString.add(""); |
| | | } else if (cell.getCellType() == 0) { |
| | | // arrayString[i] = new Double(cell.getNumericCellValue()).toString(); |
| | | if (HSSFCell.CELL_TYPE_NUMERIC == cell.getCellType()) { |
| | | short format = cell.getCellStyle().getDataFormat(); |
| | | if(format == 14 || format == 31 || format == 57 || format == 58){ |
| | | //日期(中文时间格式的) |
| | | Date d = cell.getDateCellValue(); |
| | | DateFormat formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss"); |
| | | // DateFormat formater = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); |
| | | arrayString.add(formater.format(d)); |
| | | //arrayString[i] = formater.format(d); |
| | | }else if (HSSFDateUtil.isCellDateFormatted(cell)) { |
| | | Date d = cell.getDateCellValue(); |
| | | //DateFormat formater = new SimpleDateFormat("yyyy年MM月dd日 HH时mm分ss秒"); |
| | | DateFormat formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss"); |
| | | arrayString.add(formater.format(d)); |
| | | //arrayString[i] = formater.format(d); |
| | | } else { |
| | | if(HSSFCell.CELL_TYPE_STRING == cell.getCellType()){ |
| | | arrayString.add(cell.getStringCellValue()); |
| | | //arrayString[i] =cell.getStringCellValue(); |
| | | }else if(HSSFCell.CELL_TYPE_FORMULA==cell.getCellType()){ |
| | | arrayString.add(cell.getCellFormula()); |
| | | //arrayString[i] =cell.getCellFormula(); |
| | | }else if(HSSFCell.CELL_TYPE_NUMERIC== cell.getCellType()){ |
| | | HSSFDataFormatter dataFormatter = new HSSFDataFormatter(); |
| | | arrayString.add(dataFormatter.formatCellValue(cell)); |
| | | //arrayString[i] =dataFormatter.formatCellValue(cell); |
| | | } |
| | | } |
| | | } |
| | | } else if(cell.getCellType() == Cell.CELL_TYPE_BLANK){ |
| | | arrayString.add(""); |
| | | //arrayString[i] = ""; |
| | | } else { // 如果EXCEL表格中的数据类型为字符串型 |
| | | arrayString.add(cell.getStringCellValue().trim()); |
| | | //arrayString[i] = cell.getStringCellValue().trim(); |
| | | } |
| | | } |
| | | list.add(arrayString); |
| | | } |
| | | } |
| | | } |
| | | return list; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | } |
| | | return null; |
| | | } |
| | | |
| | | private static String getCellVal(Cell cell) { |
| | | if (null == cell) { |
| | | return ""; |
| | | } |
| | | switch (cell.getCellType()) { |
| | | // 数字 |
| | | case HSSFCell.CELL_TYPE_NUMERIC: |
| | | // 日期格式的处理 |
| | | if (HSSFDateUtil.isCellDateFormatted(cell)) { |
| | | SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); |
| | | return sdf.format(HSSFDateUtil.getJavaDate(cell.getNumericCellValue())).toString(); |
| | | } |
| | | return String.valueOf(cell.getNumericCellValue()); |
| | | // 字符串 |
| | | case HSSFCell.CELL_TYPE_STRING: |
| | | return cell.getStringCellValue(); |
| | | // 公式 |
| | | case HSSFCell.CELL_TYPE_FORMULA: |
| | | return cell.getCellFormula(); |
| | | // 空白 |
| | | case HSSFCell.CELL_TYPE_BLANK: |
| | | return ""; |
| | | case HSSFCell.CELL_TYPE_BOOLEAN: |
| | | return cell.getBooleanCellValue() + ""; |
| | | // 错误类型 |
| | | case HSSFCell.CELL_TYPE_ERROR: |
| | | return cell.getErrorCellValue() + ""; |
| | | default: |
| | | break; |
| | | } |
| | | return ""; |
| | | } |
| | | |
| | | } |