poi3.17实现word转html(可以作为流读取)

package 关于流的操作; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.PrintWriter; import java.util.List; import java.util.UUID; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.fileupload.FileItem; import org.apache.commons.fileupload.FileUploadException; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; import org.apache.poi.xwpf.usermodel.XWPFDocument; import org.apache.poi.xwpf.usermodel.XWPFPictureData; import fr.opensagres.odfdom.converter.core.utils.IOUtils; import fr.opensagres.poi.xwpf.converter.core.BasicURIResolver; import fr.opensagres.poi.xwpf.converter.core.FileImageExtractor; import fr.opensagres.poi.xwpf.converter.xhtml.XHTMLConverter; import fr.opensagres.poi.xwpf.converter.xhtml.XHTMLOptions; import fr.opensagres.xdocreport.document.json.JSONObject; @WebServlet("/upload") public class Upload extends HttpServlet { /** * 序列化 */ private static final long serialVersionUID = 1L; // String filepath = "D:\\temp\\temp\\"; // String imagePathStr = filepath+"upload\\image\\"; @SuppressWarnings("deprecation") @Override protected void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { req.setCharacterEncoding("UTF-8"); res.setCharacterEncoding("UTF-8"); res.setContentType("application/json"); String ip = req.getScheme()+"://"+req.getServerName()+":"+req.getServerPort(); String webPath = req.getSession().getServletContext().getRealPath("upload/images/"); res.setHeader("Access-Control-Allow-Origin", ip); res.setHeader("Access-Control-Allow-Headers", "X-Request-With,X_Requested_With"); JSONObject json = new JSONObject(); PrintWriter out = res.getWriter(); DiskFileItemFactory factory = new DiskFileItemFactory(); ServletFileUpload upload = new ServletFileUpload(factory); upload.setSizeMax(1024*1024*50); ByteArrayOutputStream baos = new ByteArrayOutputStream(); try { @SuppressWarnings("unchecked") List<FileItem> items = upload.parseRequest(req); items.forEach(item->{ item.getName(); try { XWPFDocument document = new XWPFDocument(item.getInputStream()); XHTMLOptions options = XHTMLOptions.create(); // 存放图片的文件夹 File rootPath = new File(webPath); if(!rootPath.exists()) { rootPath.mkdirs(); } List<XWPFPictureData> pictures = document.getAllPictures(); // options.setExtractor(new FileImageExtractor(rootPath)); // options.URIResolver(new BasicURIResolver("upload/image")); XHTMLConverter xhtmlConverter = (XHTMLConverter) XHTMLConverter.getInstance(); xhtmlConverter.convert(document, baos, options); ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray()); String html = IOUtils.toString(bais, "UTF-8"); for(XWPFPictureData picture : pictures) { String uuid = UUID.randomUUID().toString(); System.out.println(picture.getPackagePart()); String oldpicturesrc = "word/media/"+picture.getFileName(); try { String newpicturesrc = "upload/images/"+uuid+".jpg"; html = html.replace(oldpicturesrc, newpicturesrc); System.out.println(html); FileOutputStream fos = new FileOutputStream(webPath+uuid+".jpg"); fos.write(picture.getData()); fos.close(); } catch (IOException e) { e.printStackTrace(); } } System.out.println(html); json.put("html", html); out.print(json.toString()); } catch (IOException e) { e.printStackTrace(); } }); } catch (FileUploadException e) { e.printStackTrace(); } } }