poi操作 word文档删除页眉页脚

麦田里的稻草人19994

已于 2023-11-27 09:45:00 修改

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分类专栏：随笔 Java 文章标签： word

于 2023-11-27 09:43:19 首次发布

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本文介绍了如何使用ApachePOI库中的XWPFDocument和HWPFDocument类在Java中清理.doc和.docx文档的页眉和页脚，通过deleteRange方法实现特定范围的删除。

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poi 删除页眉页脚

<dependency>
    <groupId>org.apache.poi</groupId>
     <artifactId>poi</artifactId>
     <version>5.0.0</version>
 </dependency>
 <dependency>
     <groupId>org.apache.poi</groupId>
     <artifactId>poi-ooxml</artifactId>
     <version>5.0.0</version>
 </dependency>

代码

 /**
     * 清理页眉页脚
     * @param inputStream
     * @param extension
     * @return
     */
    private static InputStream clearHeaderAndFooter(InputStream inputStream,String extension){
        if("doc".equals(extension)){
            return clearDocHeaderAndFooter(inputStream);
        }
        if("docx".equals(extension)){
            return clearDocxHeaderAndFooter(inputStream);
        }
        return null;
    }

    /**
     * 清理docx 类型页眉页脚
     * @param inputStream
     */
    private static InputStream clearDocxHeaderAndFooter(InputStream inputStream) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try  {
            XWPFDocument document = new XWPFDocument(inputStream);
            document.getHeaderList().forEach(XWPFHeaderFooter::clearHeaderFooter);
            document.getFooterList().forEach(XWPFHeaderFooter::clearHeaderFooter);
            document.write(baos);
            return new ByteArrayInputStream(baos.toByteArray());
        }catch (Exception e){
            log.error("清理页眉页脚异常 error:{}",e.getMessage(),e);
            throw new RuntimeException("文档解析异常");
        }finally {
            IoUtil.close(baos);
        }
    }


    /**
     * 清理doc 页眉页脚
     * @param inputStream
     */
    private static InputStream clearDocHeaderAndFooter(InputStream inputStream)  {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try{
            HWPFDocument document = new HWPFDocument (inputStream);
            HeaderStories headerStories = new HeaderStories(document);
            deleteRange(headerStories.getEvenFooterSubrange());
            deleteRange(headerStories.getOddFooterSubrange());
            deleteRange(headerStories.getFirstFooterSubrange());
            deleteRange(headerStories.getEvenHeaderSubrange());
            deleteRange(headerStories.getOddHeaderSubrange());
            deleteRange(headerStories.getFirstHeaderSubrange());
            document.write(baos);
            return new ByteArrayInputStream(baos.toByteArray());
        }catch (Exception e){
            log.error("清理页眉页脚异常 error:{}",e.getMessage(),e);
            throw new RuntimeException("文档解析异常");
        }finally {
            IoUtil.close(baos);
        }
    }


    private static void deleteRange(Range range){
        if(range != null){
            range.delete();
        }
    }