poi转excel，word文档为html

poi转excel，word为html，支持2003,2007等版本。

1：excel转html

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFDataFormat;
import org.apache.poi.hssf.usermodel.HSSFDateUtil;
import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.usermodel.HSSFPalette;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.hssf.util.HSSFColor;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellStyle;
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.ss.usermodel.WorkbookFactory;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.xssf.usermodel.XSSFCellStyle;
import org.apache.poi.xssf.usermodel.XSSFColor;
import org.apache.poi.xssf.usermodel.XSSFFont;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;

/**  
 * @ClassName: PoiExcelToHtmlUtil
 * @Description: TODO(poi转excel为html)
 * @author liang
 * @date 2016年5月5日 下午3:50:20
 *
 */
public class PoiExcelToHtmlUtil {
	
	private final static Log logger = LogFactory.getLog(PoiExcelToHtmlUtil.class);
	
	public static String excelToHtml(String realPath, final String saveName){
		logger.info("*****excel转html 正在转换...*****");	
		String excelFile=realPath + "\\" + saveName;
		//String htmlFile=realPath + "\\" + saveName + ".html";
        InputStream is = null;
        String content = null;
        try {
            File sourcefile = new File(excelFile);
            is = new FileInputStream(sourcefile);
            Workbook wb = WorkbookFactory.create(is);//此WorkbookFactory在POI-3.10版本中使用需要添加dom4j
            if (wb instanceof XSSFWorkbook) {
                XSSFWorkbook xWb = (XSSFWorkbook) wb;
                content = getExcelInfo(xWb,true);
            }else if(wb instanceof HSSFWorkbook){
                HSSFWorkbook hWb = (HSSFWorkbook) wb;
                content = getExcelInfo(hWb,true);
            }
            //writeFile(content, htmlFile);
        } catch (Exception e) {
            e.printStackTrace();
        }finally{
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        logger.info("*****excel转html 转换结束...*****");
		return content;
	}

    
    /**
     * 程序入口方法
     * @param filePath 文件的路径
     * @param isWithStyle 是否需要表格样式 包含 字体 颜色 边框 对齐方式
     * @return ... 字符串
     */
    public String readExcelToHtml(String filePath , boolean isWithStyle){       
        InputStream is = null;
        String htmlExcel = null;
        try {
            File sourcefile = new File(filePath);
            is = new FileInputStream(sourcefile);
            Workbook wb = WorkbookFactory.create(is);
            if (wb instanceof XSSFWorkbook) {
                XSSFWorkbook xWb = (XSSFWorkbook) wb;
                htmlExcel = getExcelInfo(xWb,isWithStyle);
            }else if(wb instanceof HSSFWorkbook){
                HSSFWorkbook hWb = (HSSFWorkbook) wb;
                htmlExcel = getExcelInfo(hWb,isWithStyle);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }finally{
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return htmlExcel;
    }       
    
    public static String getExcelInfo(Workbook wb,boolean isWithStyle){        
        StringBuffer sb = new StringBuffer();
        Sheet sheet = wb.getSheetAt(0);//获取第一个Sheet的内容
        int lastRowNum = sheet.getLastRowNum();
        Map map[] = getRowSpanColSpanMap(sheet);
        sb.append("");
        Row row = null;        //兼容
        Cell cell = null;    //兼容
        
        for (int rowNum = sheet.getFirstRowNum(); rowNum <= lastRowNum; rowNum++) {
            row = sheet.getRow(rowNum);
            if (row == null) {
                sb.append("");
                continue;
            }
            sb.append("");
            int lastColNum = row.getLastCellNum();
            for (int colNum = 0; colNum < lastColNum; colNum++) {
                cell = row.getCell(colNum);
                if (cell == null) {    //特殊情况 空白的单元格会返回null
                    sb.append("");
                    continue;
                }

                String stringValue = getCellValue(cell);
                if (map[0].containsKey(rowNum + "," + colNum)) {
                    String pointString = map[0].get(rowNum + "," + colNum);
                    map[0].remove(rowNum + "," + colNum);
                    int bottomeRow = Integer.valueOf(pointString.split(",")[0]);
                    int bottomeCol = Integer.valueOf(pointString.split(",")[1]);
                    int rowSpan = bottomeRow - rowNum + 1;
                    int colSpan = bottomeCol - colNum + 1;
                    sb.append("");
            }
            sb.append("");
        }
        sb.append("
  
 
");
                if (stringValue == null || "".equals(stringValue.trim())) {
                    sb.append("   ");
                } else {
                    // 将ascii码为160的空格转换为html下的空格（ ）
                    sb.append(stringValue.replace(String.valueOf((char) 160)," "));
                }
                sb.append("
");
        return sb.toString();
    }
    
    @SuppressWarnings({ "unchecked", "rawtypes" })
	private static Map[] getRowSpanColSpanMap(Sheet sheet) {
        Map map0 = new HashMap();
        Map map1 = new HashMap();
        int mergedNum = sheet.getNumMergedRegions();
        CellRangeAddress range = null;
        for (int i = 0; i < mergedNum; i++) {
            range = sheet.getMergedRegion(i);
            int topRow = range.getFirstRow();
            int topCol = range.getFirstColumn();
            int bottomRow = range.getLastRow();
            int bottomCol = range.getLastColumn();
            map0.put(topRow + "," + topCol, bottomRow + "," + bottomCol);
            // System.out.println(topRow + "," + topCol + "," + bottomRow + "," + bottomCol);
            int tempRow = topRow;
            while (tempRow <= bottomRow) {
                int tempCol = topCol;
                while (tempCol <= bottomCol) {
                    map1.put(tempRow + "," + tempCol, "");
                    tempCol++;
                }
                tempRow++;
            }
            map1.remove(topRow + "," + topCol);
        }
        Map[] map = { map0, map1 };
        return map;
    }
    
    
    /**
     * 获取表格单元格Cell内容
     * @param cell
     * @return
     */
    private static String getCellValue(Cell cell) {
        String result = new String();  
        switch (cell.getCellType()) {  
        case Cell.CELL_TYPE_NUMERIC:// 数字类型  
            if (HSSFDateUtil.isCellDateFormatted(cell)) {// 处理日期格式、时间格式  
                SimpleDateFormat sdf = null;  
                if (cell.getCellStyle().getDataFormat() == HSSFDataFormat.getBuiltinFormat("h:mm")) {  
                    sdf = new SimpleDateFormat("HH:mm");  
                } else {// 日期  
                    sdf = new SimpleDateFormat("yyyy-MM-dd");  
                }  
                Date date = cell.getDateCellValue();  
                result = sdf.format(date);  
            } else if (cell.getCellStyle().getDataFormat() == 58) {  
                // 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)  
                SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");  
                double value = cell.getNumericCellValue();  
                Date date = org.apache.poi.ss.usermodel.DateUtil  
                        .getJavaDate(value);  
                result = sdf.format(date);  
            } else {  
                double value = cell.getNumericCellValue();  
                CellStyle style = cell.getCellStyle();  
                DecimalFormat format = new DecimalFormat();  
                String temp = style.getDataFormatString();  
                // 单元格设置成常规  
                if (temp.equals("General")) {  
                    format.applyPattern("#");  
                }  
                result = format.format(value);  
            }  
            break;  
        case Cell.CELL_TYPE_STRING:// String类型  
            result = cell.getRichStringCellValue().toString();  
            break;  
        case Cell.CELL_TYPE_BLANK:  
            result = "";  
            break; 
        default:  
            result = "";  
            break;  
        }  
        return result;  
    }
    
    /**
     * 处理表格样式
     * @param wb
     * @param sheet
     * @param cell
     * @param sb
     */
    private static void dealExcelStyle(Workbook wb,Sheet sheet,Cell cell,StringBuffer sb){        
        CellStyle cellStyle = cell.getCellStyle();
        if (cellStyle != null) {
            short alignment = cellStyle.getAlignment();
            sb.append("align='" + convertAlignToHtml(alignment) + "' ");//单元格内容的水平对齐方式
            short verticalAlignment = cellStyle.getVerticalAlignment();
            sb.append("valign='"+ convertVerticalAlignToHtml(verticalAlignment)+ "' ");//单元格中内容的垂直排列方式
            
            if (wb instanceof XSSFWorkbook) {
                            
                XSSFFont xf = ((XSSFCellStyle) cellStyle).getFont(); 
                short boldWeight = xf.getBoldweight();
                sb.append("style='");
                sb.append("font-weight:" + boldWeight + ";"); // 字体加粗
                sb.append("font-size: " + xf.getFontHeight() / 2 + "%;"); // 字体大小
                int columnWidth = sheet.getColumnWidth(cell.getColumnIndex()) ;
                sb.append("width:" + columnWidth + "px;");
                
                XSSFColor xc = xf.getXSSFColor();
                if (xc != null && !"".equals(xc)) {
                    sb.append("color:#" + xc.getARGBHex().substring(2) + ";"); // 字体颜色
                }
                
                XSSFColor bgColor = (XSSFColor) cellStyle.getFillForegroundColorColor();
                if (bgColor != null && !"".equals(bgColor)) {
                    sb.append("background-color:#" + bgColor.getARGBHex().substring(2) + ";"); // 背景颜色
                }
                sb.append(getBorderStyle(0,cellStyle.getBorderTop(), ((XSSFCellStyle) cellStyle).getTopBorderXSSFColor()));
                sb.append(getBorderStyle(1,cellStyle.getBorderRight(), ((XSSFCellStyle) cellStyle).getRightBorderXSSFColor()));
                sb.append(getBorderStyle(2,cellStyle.getBorderBottom(), ((XSSFCellStyle) cellStyle).getBottomBorderXSSFColor()));
                sb.append(getBorderStyle(3,cellStyle.getBorderLeft(), ((XSSFCellStyle) cellStyle).getLeftBorderXSSFColor()));                    
            }else if(wb instanceof HSSFWorkbook){                
                HSSFFont hf = ((HSSFCellStyle) cellStyle).getFont(wb);
                short boldWeight = hf.getBoldweight();
                short fontColor = hf.getColor();
                sb.append("style='");
                HSSFPalette palette = ((HSSFWorkbook) wb).getCustomPalette(); // 类HSSFPalette用于求的颜色的国际标准形式
                HSSFColor hc = palette.getColor(fontColor);
                sb.append("font-weight:" + boldWeight + ";"); // 字体加粗
                sb.append("font-size: " + hf.getFontHeight() / 2 + "%;"); // 字体大小
                String fontColorStr = convertToStardColor(hc);
                if (fontColorStr != null && !"".equals(fontColorStr.trim())) {
                    sb.append("color:" + fontColorStr + ";"); // 字体颜色
                }
                int columnWidth = sheet.getColumnWidth(cell.getColumnIndex()) ;
                sb.append("width:" + columnWidth + "px;");
                short bgColor = cellStyle.getFillForegroundColor();
                hc = palette.getColor(bgColor);
                String bgColorStr = convertToStardColor(hc);
                if (bgColorStr != null && !"".equals(bgColorStr.trim())) {
                    sb.append("background-color:" + bgColorStr + ";"); // 背景颜色
                }
                sb.append( getBorderStyle(palette,0,cellStyle.getBorderTop(),cellStyle.getTopBorderColor()));
                sb.append( getBorderStyle(palette,1,cellStyle.getBorderRight(),cellStyle.getRightBorderColor()));
                sb.append( getBorderStyle(palette,3,cellStyle.getBorderLeft(),cellStyle.getLeftBorderColor()));
                sb.append( getBorderStyle(palette,2,cellStyle.getBorderBottom(),cellStyle.getBottomBorderColor()));
            }
            sb.append("' ");
        }
    }
    
    /**
     * 单元格内容的水平对齐方式
     * @param alignment
     * @return
     */
    private static String convertAlignToHtml(short alignment) {
        String align = "left";
        switch (alignment) {
        case CellStyle.ALIGN_LEFT:
            align = "left";
            break;
        case CellStyle.ALIGN_CENTER:
            align = "center";
            break;
        case CellStyle.ALIGN_RIGHT:
            align = "right";
            break;
        default:
            break;
        }
        return align;
    }

    /**
     * 单元格中内容的垂直排列方式
     * @param verticalAlignment
     * @return
     */
    private static String convertVerticalAlignToHtml(short verticalAlignment) {
        String valign = "middle";
        switch (verticalAlignment) {
        case CellStyle.VERTICAL_BOTTOM:
            valign = "bottom";
            break;
        case CellStyle.VERTICAL_CENTER:
            valign = "center";
            break;
        case CellStyle.VERTICAL_TOP:
            valign = "top";
            break;
        default:
            break;
        }
        return valign;
    }
    
    private static String convertToStardColor(HSSFColor hc) {
        StringBuffer sb = new StringBuffer("");
        if (hc != null) {
            if (HSSFColor.AUTOMATIC.index == hc.getIndex()) {
                return null;
            }
            sb.append("#");
            for (int i = 0; i < hc.getTriplet().length; i++) {
                sb.append(fillWithZero(Integer.toHexString(hc.getTriplet()[i])));
            }
        }
        return sb.toString();
    }
    
    private static String fillWithZero(String str) {
        if (str != null && str.length() < 2) {
            return "0" + str;
        }
        return str;
    }
    
    static String[] bordesr={"border-top:","border-right:","border-bottom:","border-left:"};
    static String[] borderStyles={"solid ","solid ","solid ","solid ","solid ","solid ","solid ","solid ","solid ","solid","solid","solid","solid","solid"};

    private static  String getBorderStyle(  HSSFPalette palette ,int b,short s, short t){        
        if(s==0)return  bordesr[b]+borderStyles[s]+"#d0d7e5 1px;";;
        String borderColorStr = convertToStardColor( palette.getColor(t));
        borderColorStr=borderColorStr==null|| borderColorStr.length()<1?"#000000":borderColorStr;
        return bordesr[b]+borderStyles[s]+borderColorStr+" 1px;";        
    }
    
    private static  String getBorderStyle(int b,short s, XSSFColor xc){         
         if(s==0)return  bordesr[b]+borderStyles[s]+"#d0d7e5 1px;";;
         if (xc != null && !"".equals(xc)) {
             String borderColorStr = xc.getARGBHex();//t.getARGBHex();
             borderColorStr=borderColorStr==null|| borderColorStr.length()<1?"#000000":borderColorStr.substring(2);
             return bordesr[b]+borderStyles[s]+borderColorStr+" 1px;";
         }         
         return "";
    }
    
    private static void writeFile(String content, String path) {    
        OutputStream os = null;    
        BufferedWriter bw = null;    
        try {    
            File file = new File(path);    
            os = new FileOutputStream(file);    
            bw = new BufferedWriter(new OutputStreamWriter(os));    
            bw.write(content);    
        } catch (FileNotFoundException fnfe) {    
            fnfe.printStackTrace();    
        } catch (IOException ioe) {    
            ioe.printStackTrace();    
        } finally {    
            try {    
                if (bw != null)    
                    bw.close();    
                if (os != null)    
                    os.close();    
            } catch (IOException ie) {
            	ie.printStackTrace(); 
            }    
        }    
    }
	
}

2.word转html

import java.io.BufferedWriter;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;

import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.converter.PicturesManager;
import org.apache.poi.hwpf.converter.WordToHtmlConverter;
import org.apache.poi.hwpf.usermodel.PictureType;
import org.apache.poi.xwpf.converter.core.BasicURIResolver;
import org.apache.poi.xwpf.converter.core.FileImageExtractor;
import org.apache.poi.xwpf.converter.xhtml.XHTMLConverter;
import org.apache.poi.xwpf.converter.xhtml.XHTMLOptions;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.w3c.dom.Document;

/**  
 * @ClassName: PoiWordToHtmlUtil
 * @Description: TODO(poi work文档转换html)
 * @author liang
 * @date 2016年1月12日 上午11:58:51
 *
 */
public class PoiWordToHtmlUtil {
	
	private final static Log logger = LogFactory.getLog(PoiWordToHtmlUtil.class);
	
	private static final String ENCODING="UTF-8";
	
	public static String wordToHtml(String realPath, final String saveName) throws TransformerException, IOException, ParserConfigurationException {    		
		String ext = GetFileExt(saveName);
		String docFile=realPath + "\\" + saveName;
		//String htmlFile=realPath + "\\" + saveName + ".html";
		final String picturesPath=docFile+".files";
		File picturesDir=new File(picturesPath);
		if(!picturesDir.isDirectory()){
			picturesDir.mkdirs();
		}
		String content=null;
		try {
			if(ext.equals("doc")){
				logger.info("*****doc转html 正在转换...*****");			
				HWPFDocument wordDocument = new HWPFDocument(new FileInputStream(docFile));   
		        WordToHtmlConverter wordToHtmlConverter = new WordToHtmlConverter(DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument());    
		        wordToHtmlConverter.setPicturesManager( new PicturesManager()    
		         {    
		        	 @Override
		             public String savePicture( byte[] content, PictureType pictureType, String suggestedName, float widthInches, float heightInches )    
		             {    
		        		 File file = new File(picturesPath+"\\"+suggestedName);  
		                 FileOutputStream fos = null;  
		                 try {  
		                     fos = new FileOutputStream(file);  
		                     fos.write(content);  
		                     fos.close();  
		                 } catch (Exception e) {  
		                     e.printStackTrace();  
		                 }
		                 //return saveName+".files"+"/"+suggestedName; 
		                 return picturesPath+"/"+suggestedName;    
		             }   
		         } );    
		        wordToHtmlConverter.processDocument(wordDocument);    
		        Document htmlDocument = wordToHtmlConverter.getDocument();    
		        ByteArrayOutputStream out = new ByteArrayOutputStream();    
		        DOMSource domSource = new DOMSource(htmlDocument);    
		        StreamResult streamResult = new StreamResult(out);    
		    
		        TransformerFactory tf = TransformerFactory.newInstance();    
		        Transformer serializer = tf.newTransformer();    
		        serializer.setOutputProperty(OutputKeys.ENCODING, ENCODING);    
		        serializer.setOutputProperty(OutputKeys.INDENT, "yes");    
		        serializer.setOutputProperty(OutputKeys.METHOD, "html");    
		        serializer.transform(domSource, streamResult);    
		        out.close();
		        //writeFile(new String(out.toByteArray()), htmlFile); 		        
		        content=out.toString();
		        logger.info("*****doc转html 转换结束...*****");
			}else if(ext.equals("docx")){
				logger.info("*****docx转html 正在转换...*****");
				// 1) 加载word文档生成 XWPFDocument对象  
				InputStream in = new FileInputStream(new File(docFile));  
				XWPFDocument document = new XWPFDocument(in); 
				// 2) 解析 XHTML配置 (这里设置IURIResolver来设置图片存放的目录)  
				XHTMLOptions options = XHTMLOptions.create();		
				options.setExtractor(new FileImageExtractor(picturesDir));
				options.URIResolver(new BasicURIResolver(picturesPath));
				//options.URIResolver(new BasicURIResolver(saveName+".files"));
				/*options.setIgnoreStylesIfUnused(false);  
				options.setFragment(true);*/
				// 3) 将 XWPFDocument转换成XHTML  								
				ByteArrayOutputStream baos = new ByteArrayOutputStream(); 
				XHTMLConverter.getInstance().convert(document, baos, options); 								
				baos.close();
				content = baos.toString();
				//writeFile(content, htmlFile);
				logger.info("*****docx转html 转换结束...*****");
			}
		}catch(Exception e){   
            e.printStackTrace();   
        }
		return content;		
    }
	
	private static String GetFileExt(String name) { 
		String ext = null;
        int i = name.lastIndexOf('.');  
        if (i > 0 && i < name.length() - 1) {  
            ext = name.substring(i + 1).toLowerCase();  
        }  
        return ext;  
    }
	
	private static void writeFile(String content, String path) {    
        OutputStream os = null;    
        BufferedWriter bw = null;    
        try {    
            File file = new File(path);    
            os = new FileOutputStream(file);    
            bw = new BufferedWriter(new OutputStreamWriter(os,ENCODING));    
            bw.write(content);    
        } catch (FileNotFoundException fnfe) {    
            fnfe.printStackTrace();    
        } catch (IOException ioe) {    
            ioe.printStackTrace();    
        } finally {    
            try {    
                if (bw != null)    
                    bw.close();    
                if (os != null)    
                    os.close();    
            } catch (IOException ie) {
            	ie.printStackTrace(); 
            }    
        }    
    }
	
}