一、word转html
依赖：
XML
<properties>
<poi.version>5.2.3</poi.version>
<xhtml.version>2.0.4</xhtml.version>
</properties>
<!--word转html-->
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-scratchpad</artifactId>
<version>${poi.version}</version>
</dependency>
<!--word转html-->
<dependency>
<groupId>fr.opensagres.xdocreport</groupId>
<artifactId>fr.opensagres.poi.xwpf.converter.xhtml</artifactId>
<version>${xhtml.version}</version>
</dependency>
<!--处理office文档表格相关 2007+版-->
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>${poi.version}</version>
</dependency>
<!--处理office文档表格相关 2003版-->
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>${poi.version}</version>
</dependency>代码：
java
import fr.opensagres.poi.xwpf.converter.xhtml.Base64EmbedImgManager;
import fr.opensagres.poi.xwpf.converter.xhtml.XHTMLConverter;
import fr.opensagres.poi.xwpf.converter.xhtml.XHTMLOptions;
import org.apache.commons.codec.binary.Base64;
import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.converter.WordToHtmlConverter;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import java.io.*;
import java.net.URL;
public class WordUtil {
public static String wordToHtml(String fileUrl,String fileSuffix) throws Exception {
URL url = new URL(fileUrl);
try (InputStream inputStream = url.openStream()) {
if(fileSuffix.equals(".docx") || fileSuffix.equals(".DOCX")){
return word2007ToHtml(inputStream);
} else if (fileSuffix.equals(".doc") || fileSuffix.equals(".DOC")) {
return word2003ToHtml(inputStream);
}else{
throw new RuntimeException("错误的文件后缀");
}
} catch (RuntimeException e) {
throw new RuntimeException(e.getMessage());
}
}
/**
* word2007转换成html
* 对于docx，可以用下面这种方式:
* @throws Exception
*/
public static String word2007ToHtml(InputStream inputStream) {
try (ByteArrayOutputStream htmlStream = new ByteArrayOutputStream();
XWPFDocument docxDocument = new XWPFDocument(inputStream)) {
XHTMLOptions options = XHTMLOptions.create();
// 是否忽略未使用的样式
options.setIgnoreStylesIfUnused(false);
// 设置片段模式，<div>标签包裹
options.setFragment(true);
// 图片转base64
options.setImageManager(new Base64EmbedImgManager());
// 转换htm1
XHTMLConverter.getInstance().convert(docxDocument, htmlStream, options);
return htmlStream.toString();
} catch (Exception e) {
System.out.println("Word转Html过程出现异常！");
throw new RuntimeException(e.getMessage());
}
}
/**
* word2003转换成html
* 对于doc，可以用下面这种方式:
* @throws Exception
*/
public static String word2003ToHtml(InputStream inputStream ) throws Exception {
try (StringWriter writer = new StringWriter();
HWPFDocument document = new HWPFDocument(inputStream)) {
WordToHtmlConverter wordToHtmlConverter = new WordToHtmlConverter(DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument());
//将图片转成base64的格式
wordToHtmlConverter.setPicturesManager((bytes, pictureType, s, v, v1) -> "data:image/png;base64," + Base64.encodeBase64String(bytes));
wordToHtmlConverter.processDocument(document);
org.w3c.dom.Document htmlDocument = wordToHtmlConverter.getDocument();
DOMSource domSource = new DOMSource(htmlDocument);
TransformerFactory factory = TransformerFactory.newInstance();
Transformer serializer = factory.newTransformer();
serializer.setOutputProperty(OutputKeys.ENCODING, "utf-8");
serializer.setOutputProperty(OutputKeys.INDENT, "yes");
serializer.setOutputProperty(OutputKeys.METHOD, "html");
serializer.transform(domSource, new StreamResult(writer));
return writer.toString();
} catch (Exception e) {
System.out.println("Word转Html过程出现异常！");
throw new RuntimeException(e.getMessage());
}
}
}来源博客:Java实现word转html_java word转html-CSDN博客
二、pdf转html
依赖：
XML
<dependency>
<groupId>net.sf.cssbox</groupId>
<artifactId>pdf2dom</artifactId>
</dependency>
<dependency>
<groupId>net.mabboud.fontverter</groupId>
<artifactId>FontVerter</artifactId>
</dependency>
<dependency>
<groupId>org.reflections</groupId>
<artifactId>reflections</artifactId>
</dependency>
<!--pdf转文本-->
<dependency>
<groupId>org.apache.pdfbox</groupId>
<artifactId>pdfbox</artifactId>
</dependency>代码：
java
import org.apache.pdfbox.pdmodel.PDDocument;
import org.fit.pdfdom.PDFDomTree;
import java.io.*;
import java.net.URL;
public class PDFUtil {
public static String pdfToHtml(String fileUrl) throws IOException {
URL url = new URL(fileUrl);
try (InputStream inputStream = url.openStream()){
return pdfToHtml(inputStream);
}catch (Exception e){
throw new IOException(e.getMessage());
}
}
public static String pdfToHtml(InputStream inputStream) throws IOException {
String outFilePath = "mypdf.html";
String pdfContent = "";
PDDocument document = PDDocument.load(inputStream);
Writer writer = new PrintWriter(outFilePath, "UTF-8");
new PDFDomTree().writeText(document, writer);
writer.close();
document.close();
// 获取html内容
try (BufferedReader reader = new BufferedReader(new FileReader(outFilePath))) {
StringBuilder htmlContent = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) {
htmlContent.append(line).append("\n"); // 追加每一行内容，并添加换行符
}
pdfContent = String.valueOf(htmlContent);
return pdfContent;
} catch (IOException e) {
e.printStackTrace();
System.err.println("读取 HTML 文件时出错。");
}
return null;
}
}