Excel在线预览(通过poi转html,含里面的图片)

支持03和07excel转html，直接上代码

测试类

 1 /**
 2  * 主方法
 3  * @author asus
 4  *
 5  */
 6 public class App2 {
 7     
 8     public static void main(String[] args) {
 9         
10             ExcelToHtml.excelToHtml("C:\Users\asus\Desktop\xxx.xlsx", "E:/test.html");
11         
12     }
13 }

主类

  1 package com.topcheer.html;
  2 
  3 import java.io.File;
  4 import java.io.FileInputStream;
  5 import java.io.FileOutputStream;
  6 import java.io.IOException;
  7 import java.io.InputStream;
  8 import java.io.PrintStream;
  9 import java.text.DecimalFormat;
 10 import java.text.SimpleDateFormat;
 11 import java.util.Date;
 12 import java.util.HashMap;
 13 import java.util.List;
 14 import java.util.Map;
 15 
 16 import org.apache.poi.POIXMLDocumentPart;
 17 import org.apache.poi.hssf.usermodel.HSSFCellStyle;
 18 import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
 19 import org.apache.poi.hssf.usermodel.HSSFDataFormat;
 20 import org.apache.poi.hssf.usermodel.HSSFDateUtil;
 21 import org.apache.poi.hssf.usermodel.HSSFFont;
 22 import org.apache.poi.hssf.usermodel.HSSFPalette;
 23 import org.apache.poi.hssf.usermodel.HSSFPicture;
 24 import org.apache.poi.hssf.usermodel.HSSFPictureData;
 25 import org.apache.poi.hssf.usermodel.HSSFShape;
 26 import org.apache.poi.hssf.usermodel.HSSFSheet;
 27 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 28 import org.apache.poi.hssf.util.HSSFColor;
 29 import org.apache.poi.ss.usermodel.Cell;
 30 import org.apache.poi.ss.usermodel.CellStyle;
 31 import org.apache.poi.ss.usermodel.PictureData;
 32 import org.apache.poi.ss.usermodel.Row;
 33 import org.apache.poi.ss.usermodel.Sheet;
 34 import org.apache.poi.ss.usermodel.Workbook;
 35 import org.apache.poi.ss.usermodel.WorkbookFactory;
 36 import org.apache.poi.ss.util.CellRangeAddress;
 37 import org.apache.poi.xssf.usermodel.XSSFCellStyle;
 38 import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
 39 import org.apache.poi.xssf.usermodel.XSSFColor;
 40 import org.apache.poi.xssf.usermodel.XSSFDrawing;
 41 import org.apache.poi.xssf.usermodel.XSSFFont;
 42 import org.apache.poi.xssf.usermodel.XSSFPicture;
 43 import org.apache.poi.xssf.usermodel.XSSFShape;
 44 import org.apache.poi.xssf.usermodel.XSSFSheet;
 45 import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 46 import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.CTMarker;
 47 /**
 48  * Excel转html
 49  *
 50  */
 51 public class ExcelToHtml {
 52     
 53        private static String UPLOAD_FILE="E:/";
 54 
 55 
 56      /**
 57      * 测试
 58      * 
 59      * @param args
 60      */
 61     public static void excelToHtml(String path,String htmlPositon) {
 62         InputStream is = null;
 63         String htmlExcel = null;
 64         String[] str = path.split("/");
 65         String fileName = str[str.length-1];
 66         try {
 67             File sourcefile = new File(path);
 68             is = new FileInputStream(sourcefile);
 69             Workbook wb = WorkbookFactory.create(is);// 此WorkbookFactory在POI-3.10版本中使用需要添加dom4j
 70             if (wb instanceof XSSFWorkbook) {
 71                 XSSFWorkbook xWb = (XSSFWorkbook) wb;
 72                 htmlExcel = ExcelToHtml.getExcelInfo(xWb, true);
 73             } else if (wb instanceof HSSFWorkbook) {
 74                 HSSFWorkbook hWb = (HSSFWorkbook) wb;
 75                 htmlExcel = ExcelToHtml.getExcelInfo(hWb, true);
 76             }
 77             writeFile(htmlExcel,htmlPositon,fileName);
 78         } catch (Exception e) {
 79             e.printStackTrace();
 80         } finally {
 81             try {
 82                 is.close();
 83             } catch (IOException e) {
 84                 e.printStackTrace();
 85             }
 86         }
 87     }
 88     
 89     @SuppressWarnings("resource")
 90     private static void writeFile(String content,String htmlPath, String fileName){
 91         File file2 = new File(htmlPath);
 92         StringBuilder sb = new StringBuilder();
 93         try {
 94             file2.createNewFile();//创建文件
 95  
 96             sb.append("<html><head><meta http-equiv="Content-Type" charset="utf-8"><title>"+fileName+"</title></head><body>");
 97             sb.append("<div>");
 98             sb.append(content);
 99             sb.append("</div>");
100             sb.append("</body></html>");
101  
102             PrintStream printStream = new PrintStream(new FileOutputStream(file2));
103  
104             printStream.println(sb.toString());//将字符串写入文件
105  
106         } catch (IOException e) {
107  
108             e.printStackTrace();
109         }
110  
111     }
112 
113 
114     /**
115      * 程序入口方法
116      * 
117      * @param filePath
118      *            文件的路径
119      * @param isWithStyle
120      *            是否需要表格样式 包含 字体 颜色 边框 对齐方式
121      * @return
122      *         <table>
123      *         ...
124      *         </table>
125      *         字符串
126      */
127     public String readExcelToHtml(String filePath, boolean isWithStyle) {
128 
129         InputStream is = null;
130         String htmlExcel = null;
131         try {
132             File sourcefile = new File(filePath);
133             is = new FileInputStream(sourcefile);
134             Workbook wb = WorkbookFactory.create(is);
135             if (wb instanceof XSSFWorkbook) {
136                 XSSFWorkbook xWb = (XSSFWorkbook) wb;
137                 htmlExcel = ExcelToHtml.getExcelInfo(xWb, isWithStyle);
138             } else if (wb instanceof HSSFWorkbook) {
139                 HSSFWorkbook hWb = (HSSFWorkbook) wb;
140                 htmlExcel = ExcelToHtml.getExcelInfo(hWb, isWithStyle);
141             }
142         } catch (Exception e) {
143             e.printStackTrace();
144         } finally {
145             try {
146                 is.close();
147             } catch (IOException e) {
148                 e.printStackTrace();
149             }
150         }
151         return htmlExcel;
152     }
153 
154     public static String getExcelInfo(Workbook wb, boolean isWithStyle) {
155 
156         StringBuffer sb = new StringBuffer();
157         for(int i=0;i<wb.getNumberOfSheets();i++) {
158               Sheet sheet = wb.getSheetAt(i);// 获取第一个Sheet的内容
159               String sheetName = sheet.getSheetName();
160               int lastRowNum = sheet.getLastRowNum();
161               Map<String, String> map[] = getRowSpanColSpanMap(sheet);
162               sb.append("<h3>"+sheetName+"</h3>");
163               sb.append("<table style='border-collapse:collapse;' width='100%'>");
164            // map等待存储excel图片
165               Map<String, PictureData> sheetIndexPicMap = getSheetPictrues(i, sheet, wb);
166               Map<String, String> imgMap = new HashMap<String, String>();
167               if (sheetIndexPicMap != null) {
168                   imgMap = printImg(sheetIndexPicMap);
169                   printImpToWb(imgMap, wb);
170               }
171               Row row = null; // 兼容
172               Cell cell = null; // 兼容
173               for (int rowNum = sheet.getFirstRowNum(); rowNum <= lastRowNum; rowNum++) {
174                   row = sheet.getRow(rowNum);
175                   if (row == null) {
176                       sb.append("<tr><td > &nbsp;</td></tr>");
177                       continue;
178                   }
179                   sb.append("<tr>");
180                   int lastColNum = row.getLastCellNum();
181                   for (int colNum = 0; colNum < lastColNum; colNum++) {
182                       cell = row.getCell(colNum);
183                       if (cell == null) { // 特殊情况 空白的单元格会返回null
184                           sb.append("<td>&nbsp;</td>");
185                           continue;
186                       }
187                       String imageHtml = "";
188                       String imageRowNum = i + "_" + rowNum + "_" + colNum;
189                       if (sheetIndexPicMap != null && sheetIndexPicMap.containsKey(imageRowNum)) {
190                           String imagePath = imgMap.get(imageRowNum);
191                           imageHtml = "<img src='" + imagePath + "' style='height:auto;'>";
192                       }
193                       String stringValue = getCellValue(cell);
194                       if (map[0].containsKey(rowNum + "," + colNum)) {
195                           String pointString = map[0].get(rowNum + "," + colNum);
196                           map[0].remove(rowNum + "," + colNum);
197                           int bottomeRow = Integer.valueOf(pointString.split(",")[0]);
198                           int bottomeCol = Integer.valueOf(pointString.split(",")[1]);
199                           int rowSpan = bottomeRow - rowNum + 1;
200                           int colSpan = bottomeCol - colNum + 1;
201                           sb.append("<td rowspan= '" + rowSpan + "' colspan= '" + colSpan + "' ");
202                       } else if (map[1].containsKey(rowNum + "," + colNum)) {
203                           map[1].remove(rowNum + "," + colNum);
204                           continue;
205                       } else {
206                           sb.append("<td ");
207                       }
208                       // 判断是否需要样式
209                       if (isWithStyle) {
210                           dealExcelStyle(wb, sheet, cell, sb);// 处理单元格样式
211                       }
212                       sb.append(">");
213                       if (sheetIndexPicMap != null && sheetIndexPicMap.containsKey(imageRowNum)) {
214                           sb.append(imageHtml);
215                       }
216                       if (stringValue == null || "".equals(stringValue.trim())) {
217                           sb.append(" &nbsp; ");
218                       } else {
219                           // 将ascii码为160的空格转换为html下的空格（&nbsp;）
220                           sb.append(stringValue.replace(String.valueOf((char) 160), "&nbsp;"));
221                       }
222                       sb.append("</td>");
223                   }
224                   sb.append("</tr>");
225               }
226 
227               sb.append("</table>");
228         }
229         
230       
231         return sb.toString();
232     }
233     
234     /**
235      * 获取Excel图片公共方法
236      *
237      * @param sheetNum 当前sheet编号
238      * @param sheet    当前sheet对象
239      * @param workbook 工作簿对象
240      * @return Map key:图片单元格索引（0_1_1）String，value:图片流PictureData
241      */
242     public static Map<String, PictureData> getSheetPictrues(int sheetNum, Sheet sheet, Workbook workbook) {
243         if (workbook instanceof HSSFWorkbook) {
244             return getSheetPictrues03(sheetNum, (HSSFSheet) sheet, (HSSFWorkbook) workbook);
245         } else if (workbook instanceof XSSFWorkbook) {
246             return getSheetPictrues07(sheetNum, (XSSFSheet) sheet, (XSSFWorkbook) workbook);
247         } else {
248             return null;
249         }
250     }
251 
252     /**
253      * 获取Excel2003图片
254      *
255      * @param sheetNum 当前sheet编号
256      * @param sheet    当前sheet对象
257      * @param workbook 工作簿对象
258      * @return Map key:图片单元格索引（0_1_1）String，value:图片流PictureData
259      * @throws IOException
260      */
261     private static Map<String, PictureData> getSheetPictrues03(int sheetNum,
262                                                                HSSFSheet sheet, HSSFWorkbook workbook) {
263         Map<String, PictureData> sheetIndexPicMap = new HashMap<String, PictureData>();
264         List<HSSFPictureData> pictures = workbook.getAllPictures();
265         if (pictures.size() != 0) {
266             for (HSSFShape shape : sheet.getDrawingPatriarch().getChildren()) {
267                 HSSFClientAnchor anchor = (HSSFClientAnchor) shape.getAnchor();
268                 shape.getLineWidth();
269                 if (shape instanceof HSSFPicture) {
270                     HSSFPicture pic = (HSSFPicture) shape;
271                     int pictureIndex = pic.getPictureIndex() - 1;
272                     HSSFPictureData picData = pictures.get(pictureIndex);
273                     String picIndex = String.valueOf(sheetNum) + "_"
274                             + String.valueOf(anchor.getRow1()) + "_"
275                             + String.valueOf(anchor.getCol1());
276                     sheetIndexPicMap.put(picIndex, picData);
277                 }
278             }
279             return sheetIndexPicMap;
280         } else {
281             return null;
282         }
283     }
284 
285     /**
286      * 获取Excel2007图片
287      *
288      * @param sheetNum 当前sheet编号
289      * @param sheet    当前sheet对象
290      * @param workbook 工作簿对象
291      * @return Map key:图片单元格索引（0_1_1）String，value:图片流PictureData
292      */
293     private static Map<String, PictureData> getSheetPictrues07(int sheetNum,
294                                                                XSSFSheet sheet, XSSFWorkbook workbook) {
295         Map<String, PictureData> sheetIndexPicMap = new HashMap<String, PictureData>();
296         for (POIXMLDocumentPart dr : sheet.getRelations()) {
297             if (dr instanceof XSSFDrawing) {
298                 XSSFDrawing drawing = (XSSFDrawing) dr;
299                 List<XSSFShape> shapes = drawing.getShapes();
300                 for (XSSFShape shape : shapes) {
301                     XSSFPicture pic = (XSSFPicture) shape;
302                     XSSFClientAnchor anchor = pic.getPreferredSize();
303                     CTMarker ctMarker = anchor.getFrom();
304                     String picIndex = String.valueOf(sheetNum) + "_"
305                             + ctMarker.getRow() + "_"
306                             + ctMarker.getCol();
307                     sheetIndexPicMap.put(picIndex, pic.getPictureData());
308                 }
309             }
310         }
311         return sheetIndexPicMap;
312     }
313     
314     /**
315      * 对图片单元格赋值使其可读取到
316      * <p>add by CJ 2018年5月21日</p>
317      *
318      * @param imgMap
319      * @param wb
320      */
321     @SuppressWarnings("unused")
322     private static void printImpToWb(Map<String, String> imgMap, Workbook wb) {
323         Sheet sheet = null;
324         Row row = null;
325         String[] sheetRowCol = new String[3];
326         for (String key : imgMap.keySet()) {
327             sheetRowCol = key.split("_");
328             sheet = wb.getSheetAt(Integer.parseInt(sheetRowCol[0]));
329             row = sheet.getRow(Integer.parseInt(sheetRowCol[1])) == null ? sheet.createRow(Integer.parseInt(sheetRowCol[1])) :
330                     sheet.getRow(Integer.parseInt(sheetRowCol[1]));
331             Cell cell = row.getCell(Integer.parseInt(sheetRowCol[2])) == null ? row.createCell(Integer.parseInt(sheetRowCol[2])) :
332                     row.getCell(Integer.parseInt(sheetRowCol[2]));
333         }
334     }
335 
336 
337     public static Map<String, String> printImg(Map<String, PictureData> map) {
338         Map<String, String> imgMap = new HashMap<String, String>();
339         String imgName = null;
340         try {
341             Object key[] = map.keySet().toArray();
342             for (int i = 0; i < map.size(); i++) {
343                 // 获取图片流
344                 PictureData pic = map.get(key[i]);
345                 // 获取图片索引
346                 String picName = key[i].toString();
347                 // 获取图片格式
348                 String ext = pic.suggestFileExtension();
349                 byte[] data = pic.getData();
350                 File uploadFile = new File(UPLOAD_FILE);
351                 if (!uploadFile.exists()) {
352                     uploadFile.mkdirs();
353                 }
354                 imgName = picName + "_" + new Date().getTime() + "." + ext;
355                 FileOutputStream out = new FileOutputStream(UPLOAD_FILE + imgName);
356                 imgMap.put(picName, UPLOAD_FILE + imgName);
357                 out.write(data);
358                 out.flush();
359                 out.close();
360             }
361         } catch (Exception e) {
362         }
363         return imgMap;
364     }
365     
366     @SuppressWarnings("unchecked")
367     private static Map<String, String>[] getRowSpanColSpanMap(Sheet sheet) {
368         Map<String, String> map0 = new HashMap<String, String>();
369         Map<String, String> map1 = new HashMap<String, String>();
370         int mergedNum = sheet.getNumMergedRegions();
371         CellRangeAddress range = null;
372         for (int i = 0; i < mergedNum; i++) {
373             range = sheet.getMergedRegion(i);
374             int topRow = range.getFirstRow();
375             int topCol = range.getFirstColumn();
376             int bottomRow = range.getLastRow();
377             int bottomCol = range.getLastColumn();
378             map0.put(topRow + "," + topCol, bottomRow + "," + bottomCol);
379             // System.out.println(topRow + "," + topCol + "," + bottomRow + ","
380             // + bottomCol);
381             int tempRow = topRow;
382             while (tempRow <= bottomRow) {
383                 int tempCol = topCol;
384                 while (tempCol <= bottomCol) {
385                     map1.put(tempRow + "," + tempCol, "");
386                     tempCol++;
387                 }
388                 tempRow++;
389             }
390             map1.remove(topRow + "," + topCol);
391         }
392         
393         @SuppressWarnings("rawtypes")
394         Map[] map = { map0, map1 };
395         return map;
396     }
397 
398     /**
399      * 获取表格单元格Cell内容
400      * 
401      * @param cell
402      * @return
403      */
404     private static String getCellValue(Cell cell) {
405         String result = new String();
406         switch (cell.getCellType()) {
407         case Cell.CELL_TYPE_NUMERIC:// 数字类型
408             if (HSSFDateUtil.isCellDateFormatted(cell)) {// 处理日期格式、时间格式
409                 SimpleDateFormat sdf = null;
410                 if (cell.getCellStyle().getDataFormat() == HSSFDataFormat.getBuiltinFormat("h:mm")) {
411                     sdf = new SimpleDateFormat("HH:mm");
412                 } else {// 日期
413                     sdf = new SimpleDateFormat("yyyy-MM-dd");
414                 }
415                 Date date = cell.getDateCellValue();
416                 result = sdf.format(date);
417             } else if (cell.getCellStyle().getDataFormat() == 58) {
418                 // 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)
419                 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
420                 double value = cell.getNumericCellValue();
421                 Date date = org.apache.poi.ss.usermodel.DateUtil.getJavaDate(value);
422                 result = sdf.format(date);
423             } else {
424                 double value = cell.getNumericCellValue();
425                 CellStyle style = cell.getCellStyle();
426                 DecimalFormat format = new DecimalFormat();
427                 String temp = style.getDataFormatString();
428                 // 单元格设置成常规
429                 if (temp.equals("General")) {
430                     format.applyPattern("#");
431                 }
432                 result = format.format(value);
433             }
434             break;
435         case Cell.CELL_TYPE_STRING:// String类型
436             result = cell.getRichStringCellValue().toString();
437             break;
438         case Cell.CELL_TYPE_BLANK:
439             result = "";
440             break;
441         default:
442             result = "";
443             break;
444         }
445         return result;
446     }
447 
448     /**
449      * 处理表格样式
450      * 
451      * @param wb
452      * @param sheet
453      * @param cell
454      * @param sb
455      */
456     private static void dealExcelStyle(Workbook wb, Sheet sheet, Cell cell, StringBuffer sb) {
457 
458         CellStyle cellStyle = cell.getCellStyle();
459         if (cellStyle != null) {
460             short alignment = cellStyle.getAlignment();
461             sb.append("align='" + convertAlignToHtml(alignment) + "' ");// 单元格内容的水平对齐方式
462             short verticalAlignment = cellStyle.getVerticalAlignment();
463             sb.append("valign='" + convertVerticalAlignToHtml(verticalAlignment) + "' ");// 单元格中内容的垂直排列方式
464             if (wb instanceof XSSFWorkbook) {
465                 XSSFFont xf = ((XSSFCellStyle) cellStyle).getFont();
466                 short boldWeight = xf.getBoldweight();
467                 sb.append("style='");
468                 sb.append("font-weight:" + boldWeight + ";"); // 字体加粗
469                 sb.append("font-size: " + xf.getFontHeight() / 2 + "%;"); // 字体大小
470                 int columnWidth = sheet.getColumnWidth(cell.getColumnIndex());
471                 sb.append("" + columnWidth + "px;");
472                 XSSFColor xc = xf.getXSSFColor();
473                 if (xc != null && !"".equals(xc)) {
474                     String string = xc.getARGBHex();
475                     if(string!=null&& !"".equals(string)) {
476                         sb.append("color:#" + string.substring(2) + ";"); // 字体颜色
477                     }
478                 }
479 
480                 XSSFColor bgColor = (XSSFColor) cellStyle.getFillForegroundColorColor();
481                 if (bgColor != null && !"".equals(bgColor) && bgColor!=null) {
482                     String argbHex = bgColor.getARGBHex();
483                     if(argbHex!=null && !"".equals(argbHex)) {
484                         sb.append("background-color:#" + argbHex.substring(2) + ";"); // 背景颜色
485                     }
486                 }
487                 sb.append(getBorderStyle(0, cellStyle.getBorderTop(),
488                         ((XSSFCellStyle) cellStyle).getTopBorderXSSFColor()));
489                 sb.append(getBorderStyle(1, cellStyle.getBorderRight(),
490                         ((XSSFCellStyle) cellStyle).getRightBorderXSSFColor()));
491                 sb.append(getBorderStyle(2, cellStyle.getBorderBottom(),
492                         ((XSSFCellStyle) cellStyle).getBottomBorderXSSFColor()));
493                 sb.append(getBorderStyle(3, cellStyle.getBorderLeft(),
494                         ((XSSFCellStyle) cellStyle).getLeftBorderXSSFColor()));
495 
496             } else if (wb instanceof HSSFWorkbook) {
497 
498                 HSSFFont hf = ((HSSFCellStyle) cellStyle).getFont(wb);
499                 short boldWeight = hf.getBoldweight();
500                 short fontColor = hf.getColor();
501                 sb.append("style='");
502                 HSSFPalette palette = ((HSSFWorkbook) wb).getCustomPalette(); // 类HSSFPalette用于求的颜色的国际标准形式
503                 HSSFColor hc = palette.getColor(fontColor);
504                 sb.append("font-weight:" + boldWeight + ";"); // 字体加粗
505                 sb.append("font-size: " + hf.getFontHeight() / 2 + "%;"); // 字体大小
506                 String fontColorStr = convertToStardColor(hc);
507                 if (fontColorStr != null && !"".equals(fontColorStr.trim())) {
508                     sb.append("color:" + fontColorStr + ";"); // 字体颜色
509                 }
510                 int columnWidth = sheet.getColumnWidth(cell.getColumnIndex());
511                 sb.append("" + columnWidth + "px;");
512                 short bgColor = cellStyle.getFillForegroundColor();
513                 hc = palette.getColor(bgColor);
514                 String bgColorStr = convertToStardColor(hc);
515                 if (bgColorStr != null && !"".equals(bgColorStr.trim())) {
516                     sb.append("background-color:" + bgColorStr + ";"); // 背景颜色
517                 }
518                 sb.append(getBorderStyle(palette, 0, cellStyle.getBorderTop(), cellStyle.getTopBorderColor()));
519                 sb.append(getBorderStyle(palette, 1, cellStyle.getBorderRight(), cellStyle.getRightBorderColor()));
520                 sb.append(getBorderStyle(palette, 3, cellStyle.getBorderLeft(), cellStyle.getLeftBorderColor()));
521                 sb.append(getBorderStyle(palette, 2, cellStyle.getBorderBottom(), cellStyle.getBottomBorderColor()));
522             }
523 
524             sb.append("' ");
525         }
526     }
527 
528     /**
529      * 单元格内容的水平对齐方式
530      * 
531      * @param alignment
532      * @return
533      */
534     private static String convertAlignToHtml(short alignment) {
535 
536         String align = "left";
537         switch (alignment) {
538         case CellStyle.ALIGN_LEFT:
539             align = "left";
540             break;
541         case CellStyle.ALIGN_CENTER:
542             align = "center";
543             break;
544         case CellStyle.ALIGN_RIGHT:
545             align = "right";
546             break;
547         default:
548             break;
549         }
550         return align;
551     }
552 
553     /**
554      * 单元格中内容的垂直排列方式
555      * 
556      * @param verticalAlignment
557      * @return
558      */
559     private static String convertVerticalAlignToHtml(short verticalAlignment) {
560 
561         String valign = "middle";
562         switch (verticalAlignment) {
563         case CellStyle.VERTICAL_BOTTOM:
564             valign = "bottom";
565             break;
566         case CellStyle.VERTICAL_CENTER:
567             valign = "center";
568             break;
569         case CellStyle.VERTICAL_TOP:
570             valign = "top";
571             break;
572         default:
573             break;
574         }
575         return valign;
576     }
577 
578     private static String convertToStardColor(HSSFColor hc) {
579 
580         StringBuffer sb = new StringBuffer("");
581         if (hc != null) {
582             if (HSSFColor.AUTOMATIC.index == hc.getIndex()) {
583                 return null;
584             }
585             sb.append("#");
586             for (int i = 0; i < hc.getTriplet().length; i++) {
587                 sb.append(fillWithZero(Integer.toHexString(hc.getTriplet()[i])));
588             }
589         }
590 
591         return sb.toString();
592     }
593 
594     private static String fillWithZero(String str) {
595         if (str != null && str.length() < 2) {
596             return "0" + str;
597         }
598         return str;
599     }
600 
601     static String[] bordesr = { "border-top:", "border-right:", "border-bottom:", "border-left:" };
602     static String[] borderStyles = { "solid ", "solid ", "solid ", "solid ", "solid ", "solid ", "solid ", "solid ",
603             "solid ", "solid", "solid", "solid", "solid", "solid" };
604 
605     private static String getBorderStyle(HSSFPalette palette, int b, short s, short t) {
606         if (s == 0)
607             return bordesr[b] + borderStyles[s] + "#d0d7e5 1px;";
608         String borderColorStr = convertToStardColor(palette.getColor(t));
609         borderColorStr = borderColorStr == null || borderColorStr.length() < 1 ? "#000000" : borderColorStr;
610         return bordesr[b] + borderStyles[s] + borderColorStr + " 1px;";
611 
612     }
613 
614     private static String getBorderStyle(int b, short s, XSSFColor xc) {
615 
616         if (s == 0)
617             return bordesr[b] + borderStyles[s] + "#d0d7e5 1px;";
618         if (xc != null && !"".equals(xc)) {
619             String borderColorStr = xc.getARGBHex();// t.getARGBHex();
620             borderColorStr = borderColorStr == null || borderColorStr.length() < 1 ? "#000000"
621                     : borderColorStr.substring(2);
622             return bordesr[b] + borderStyles[s] + borderColorStr + " 1px;";
623         }
624 
625         return "";
626     }
627 }

pom.xml (包含部分ppt转html的包)

<!-- 二.具体依赖配置 -->
    <dependencies>
        <dependency>
            <groupId>fr.opensagres.xdocreport</groupId>
            <artifactId>fr.opensagres.xdocreport.document</artifactId>
            <version>1.0.5</version>
        </dependency>
        <dependency>
            <groupId>fr.opensagres.xdocreport</groupId>
            <artifactId>org.apache.poi.xwpf.converter.xhtml</artifactId>
            <version>1.0.5</version>
        </dependency>
        <dependency>
            <groupId>org.apache.poi</groupId>
            <artifactId>poi-ooxml</artifactId>
            <version>3.9</version>
        </dependency>
        <dependency>
            <groupId>org.apache.poi</groupId>
            <artifactId>poi-scratchpad</artifactId>
            <version>3.9</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/commons-io/commons-io -->
        <dependency>
            <groupId>commons-io</groupId>
            <artifactId>commons-io</artifactId>
            <version>2.4</version>
        </dependency>

        <!-- https://mvnrepository.com/artifact/com.itextpdf/itextpdf -->
        <dependency>
            <groupId>com.itextpdf</groupId>
            <artifactId>itextpdf</artifactId>
            <version>5.4.3</version>
        </dependency><!-- https://mvnrepository.com/artifact/org.apache.pdfbox/pdfbox -->
        <dependency>
            <groupId>org.apache.pdfbox</groupId>
            <artifactId>pdfbox</artifactId>
            <version>2.0.1</version>
        </dependency>



    </dependencies>

结果

有问题的可以私聊我，探讨一些。

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原文地址：https://www.cnblogs.com/dalianpai/p/11664115.html