1. AsposeWords 文档模型初识

2. Aspose.words简单使用

Aspose.Words官方参考文档https://docs.aspose.com/words/java/getting-started/

获取授权

License文件获取

文档操作工具

public class AsposeWordUtil {
    public Document doc;
    public List<Bookmark> bookmarks;
    public DocumentBuilder builder;

    public AsposeWordUtilImpl(InputStream inputStream) throws Exception {
        // 获取授权
        AsposeWordsLicense.getLicense();
        //根据IO流创建文档
        doc = new Document(inputStream);
        // 创建操作对象 
        builder = new DocumentBuilder(doc);
        //获取书签集合
        BookmarkCollection bookmarkcs = doc.getRange().getBookmarks();
        bookmarks = new ArrayList<>();
        for (Bookmark bm : bookmarkcs) {
            bookmarks.add(bm);
        }
    }

    // 文档清洁化
    public void clean() throws Exception {
        NodeCollection childNodes = doc.getChildNodes(NodeType.COMMENT, true);  //获取批注
        childNodes.clear();
        doc.acceptAllRevisions();   //  接受所有修订
    }

    //获取书签列表
    public List<Bookmark> getBookMarks() {
        for (int i = 0; i < bookmarks.size(); i++) {
            if(!bookmarks.get(i).getName().startsWith("PO_")) {
                bookmarks.remove(i);
            }
        }
        return bookmarks;
    }

    //根据书签名称获取书签对象
    public Bookmark getBookmark(String bmName) {
        try {
            return this.bookmarks.stream().filter(item -> item.getName().equals(bmName)).findFirst().get();
        } catch (Exception e) {
            return null;
        }
    }

    //设置书签值
    public boolean setBookmarkVal(String bmName, String val) {
        boolean result = true;
        try {
            Bookmark bookmark = this.bookmarks.stream().filter(item -> item.getName().equals(bmName)).findFirst().get();
            bookmark.setText(val);
        }catch (Exception e) {
            result  = false;
        }
        return result;
    }

    //保存文档为字节数组
    public byte[] saveToByte() throws Exception {
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        doc.save(outputStream, SaveFormat.DOC);
        byte[] bytes = outputStream.toByteArray();
        outputStream.close();
        return bytes;
    }

    //原格式输出流
    public OutputStream saveToStream() throws Exception {
        OutputStream outputStream = new ByteArrayOutputStream();
        doc.save(outputStream,SaveFormat.DOC);
        outputStream.close();
        return outputStream;
    }

    //PDF格式输出
    public OutputStream wordConvertPdf() throws Exception {
        OutputStream outputStream = new ByteArrayOutputStream();
        doc.save(outputStream,SaveFormat.PDF);
        outputStream.close();
        return outputStream;
    }
        
​​​​​​​}