引入依赖

<dependency>
    <groupId>com.aspose.words</groupId>
    <artifactId>aspose</artifactId>
    <version>15.8.0.0</version>
</dependency>

import com.aspose.words.Document;
import com.aspose.words.ImageSaveOptions;
import com.aspose.words.License;
import com.aspose.words.SaveFormat;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.compress.utils.Lists;
import org.apache.poi.util.IOUtils;
import java.io.*;
import java.util.List;

@Slf4j
public class WordUtil {
    public static final String docxSuffix = "docx";
    public static final String docSuffix = "doc";


    /**
     * word转图片--支持doc和dock格式
     * @param wordPath word路径
     * @param imgOutPath 图片输出路径,格式:/opt/img/
     * @return 图片File数组
     */
    public static List<File> wordToImg(String wordPath, String imgOutPath)  {
        List<File> imgOutFileList = Lists.newArrayList();
        if (!getLicense()) {
           log.error("com.aspose.words lic ERROR!");
           return imgOutFileList;
        }
        try {
            File imgOutPathDir = new File(imgOutPath);
            if(!imgOutPathDir.exists()) {
                imgOutPathDir.mkdirs();
            }
            File docFile = new File(wordPath);
            String fileRealName = "";
            if(docFile.getName().contains(docxSuffix)){
                fileRealName= docFile.getName().replace(".docx","");
            }else {
                fileRealName = docFile.getName().replace(".doc","");
            }
            log.info(wordPath + " -> " + imgOutPath);
            long old = System.currentTimeMillis();
            // word文档
            Document doc = new Document(wordPath);
            // 支持RTF HTML,OpenDocument, PDF,EPUB, XPS转换
            ImageSaveOptions options = new ImageSaveOptions(SaveFormat.PNG);
            int pageCount = doc.getPageCount();

            for (int i = 0; i < pageCount; i++) {
                File f = new File(imgOutPath + fileRealName + "_" + (i + 1) + "."+ImageUtil.pngSuffix);
                log.info(imgOutPath + fileRealName + "_" + (i + 1) + "."+ImageUtil.pngSuffix);
                FileOutputStream os = null;
                try {
                    os = new FileOutputStream(f);
                    options.setPageIndex(i);
                    doc.save(os, options);
                } finally {
                    IOUtils.closeQuietly(os);
                }
                imgOutFileList.add(f);
            }
            long now = System.currentTimeMillis();
            log.info("convert OK! " + ((now - old) / 1000.0) + "秒");
        } catch (Exception e) {
            e.printStackTrace();
            log.error("word转图片失败");
        }
        return imgOutFileList;
    }


    /**
     * word转pdf--支持doc和dock
     * @param wordPath word路径
     * @param pdfPath pdf路径,格式--/opt/pdf/样例.pdf
     * @throws Exception word转pdf异常
     */
    public static void wordToPdf(String wordPath, String pdfPath) throws Exception {
        // 验证License 若不验证则转化出的pdf文档会有水印产生
        if (!getLicense()) {
            throw new Exception("com.aspose.words lic ERROR!");
        }
        try {
            long old = System.currentTimeMillis();
            // 新建一个空白pdf文档
            File file = new File(pdfPath);
            // 如果没有文件夹就创建一下

            if (!file.getParentFile().exists() && !file.isDirectory()) {
                file.getParentFile().mkdirs();
            }
            FileOutputStream os = null;
            // Address是将要被转化的word文档
            Document doc = new Document(wordPath);
            // 全面支持DOC, DOCX, OOXML, RTF HTML, OpenDocument, PDF,
            try {
                os=new FileOutputStream(file);
                doc.save(os, SaveFormat.PDF);
            } finally {
                IOUtils.closeQuietly(os);
            }
            // EPUB, XPS, SWF 相互转换
            long now = System.currentTimeMillis();
            // 转化用时
            System.out.println("共耗时：" + ((now - old) / 1000.0) + "秒");
        } catch (Exception e) {
            e.printStackTrace();
            throw new Exception("word转pdf失败");
        }

    }

    /**
     * licence 验证
     * @return 是否成功加载licence
     * @throws Exception 加载licence可能发生的异常
     */
    public static boolean getLicense() {
        boolean result = false;
        try {
            InputStream is = com.aspose.words.Document.class
                    .getResourceAsStream("/com.aspose.words.lic_2999.xml");
            License aposeLic = new License();
            aposeLic.setLicense(is);
            result = true;
            is.close();
        } catch (Exception e) {
            log.error("License 获取失败");
            e.printStackTrace();
        }
        return result;
    }




    public static void main(String[] args) {

        try {
            List<File> files = wordToImg("C:\\Users\\ldz\\Desktop\\测试word转换\\测试word-doc.doc", "C:\\Users\\ldz\\Desktop\\测试word转换\\wordToImage-doc\\");
        } catch (Exception e) {
            e.printStackTrace();
        }

        try {
            wordToPdf("C:\\Users\\ldz\\Desktop\\测试\\案件结案报告--对应字段.docx","C:\\Users\\ldz\\Desktop\\测试\\案件结案报告--对应字段.pdf");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}