域名 备案 网站,外贸手机网站建设,做网站建设需要会哪些,企业站seo报价前言#xff1a;在很多时候我们都需要到项目中导入word文档#xff0c;但是后期再次在前段显示这个文档的时候前端往往需要的是html格式的#xff0c;所以这个时候就会提出一个需求#xff1a; 你们存文档的时候能不能存成html格式的#xff1f; 于是这篇文章的内容就可以…前言在很多时候我们都需要到项目中导入word文档但是后期再次在前段显示这个文档的时候前端往往需要的是html格式的所以这个时候就会提出一个需求 你们存文档的时候能不能存成html格式的 于是这篇文章的内容就可以满足这个需求我是通过MultiPartFile 类来实现的上代码一、首先导入需要的依赖包org.apache.poipoi-scratchpad3.17org.apache.poipoi-ooxml3.17fr.opensagres.xdocreportfr.opensagres.xdocreport.converter.docx.xwpf2.0.1二、编写代码package com.lmt.service.file;import java.io.ByteArrayInputStream;import java.io.ByteArrayOutputStream;import java.io.File;import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.FileWriter;import java.io.IOException;import java.io.InputStream;import java.util.UUID;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.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.util.IOUtils;import org.apache.poi.xwpf.usermodel.XWPFDocument;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Component;import org.springframework.web.multipart.MultipartFile;import org.w3c.dom.Document;import fr.opensagres.poi.xwpf.converter.core.ImageManager;import fr.opensagres.poi.xwpf.converter.xhtml.XHTMLConverter;import fr.opensagres.poi.xwpf.converter.xhtml.XHTMLOptions;Componentpublic class WordToHtml {private static final Logger logger LoggerFactory.getLogger(WordToHtml.class);//转换的方法public File convert(MultipartFile file) {//获得文件的名字String filename file.getOriginalFilename();//获得文件的扩展名String suffixfilename.substring(filename.lastIndexOf(.));String newNameUUID.randomUUID().toString();// TODO 需要保存在一个新的位置//将文件保存在D:/test/文件下File convFile new File(D:/test/ newName suffix);FileOutputStream fos null;try {//创建文件convFile.createNewFile();fos new FileOutputStream(convFile);fos.write(file.getBytes());} catch (IOException ex) {logger.error(上传文件出错, ex);return null;} finally {IOUtils.closeQuietly(fos);}// 输入文件名的所在文件夹// 加上反斜杠String parentDirectory convFile.getParent();if (!parentDirectory.endsWith(\\)) {parentDirectory parentDirectory \\;}if (filename.endsWith(.docx)) {return docxConvert(parentDirectory, convFile.getAbsolutePath(),newName);} else if (filename.endsWith(.doc)) {return docConvert(parentDirectory, convFile.getAbsolutePath(),newName);} else {logger.error(不支持的文件格式);return null;}}private File docxConvert(String parentDirectory, String filename,String newName) {try {XWPFDocument document new XWPFDocument(new FileInputStream(filename));XHTMLOptions options XHTMLOptions.create().setImageManager(new ImageManager(new File(parentDirectory), UUID.randomUUID().toString())).indent(4);FileOutputStream out new FileOutputStream(new File(parentDirectory newName .html));XHTMLConverter.getInstance().convert(document, out, options);return new File(parentDirectory newName .html);} catch (IOException ex) {logger.error(word转化出错, ex);return null;}}private File docConvert(String parentDirectory, String filename,String newName) {try {HWPFDocument document new HWPFDocument(new FileInputStream(filename));WordToHtmlConverter wordToHtmlConverter new WordToHtmlConverter(DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument());// converter默认对图片不作处理需要手动下载图片并嵌入到html中wordToHtmlConverter.setPicturesManager(new PicturesManager() {Overridepublic String savePicture(byte[] bytes, PictureType pictureType, String s, float v, float v1) {String imageFilename parentDirectory ;String identityUUID.randomUUID().toString();File imageFile new File(imageFilename, identitys);imageFile.getParentFile().mkdirs();InputStream in null;FileOutputStream out null;try {in new ByteArrayInputStream(bytes);out new FileOutputStream(imageFile);IOUtils.copy(in, out);} catch (IOException ex) {logger.error(word转化出错, ex);} finally {if (in ! null) {IOUtils.closeQuietly(in);}if (out ! null) {IOUtils.closeQuietly(out);}}return imageFile.getName();}});wordToHtmlConverter.processDocument(document);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, UTF-8);serializer.setOutputProperty(OutputKeys.INDENT, yes);serializer.setOutputProperty(OutputKeys.METHOD, html);serializer.transform(domSource, streamResult);out.close();String result new String(out.toByteArray());FileWriter writer new FileWriter(parentDirectory newName .html);writer.write(result);writer.close();} catch (IOException | TransformerException | ParserConfigurationException ex) {logger.error(word转化出错, ex);}return new File(parentDirectory newName .html);}/*** 将上传的Word文档转化成HTML字符串* param attachfile* return*/public String convertToHtml(MultipartFile attachfile) {String wordContent ;// 将Word文件转换为htmlFile file convert(attachfile);// 读取html文件if (file ! null) {return 文件转换成功}return 文件转换失败;}代码的含义已经在代码行的注释上有了哪里有问题欢迎大家随时在评论下方留言
