高效实现Word转PDF的Java工具类

依赖文件

<dependency>
    <groupId>cn.afterturn</groupId>
    <artifactId>easypoi-base</artifactId>
    <version>4.3.0</version>
</dependency>
<dependency>
    <groupId>cn.afterturn</groupId>
    <artifactId>easypoi-web</artifactId>
    <version>4.3.0</version>
</dependency>
<dependency>
    <groupId>cn.afterturn</groupId>
    <artifactId>easypoi-annotation</artifactId>
    <version>4.3.0</version>
</dependency>
<!--pdf-->
<dependency>
    <groupId>org.docx4j</groupId>
    <artifactId>docx4j-export-fo</artifactId>
    <version>6.1.0</version>
</dependency>

文件转换工具类

import cn.afterturn.easypoi.word.WordExportUtil;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.docx4j.Docx4J;
import org.docx4j.convert.out.FOSettings;
import org.docx4j.fonts.IdentityPlusMapper;
import org.docx4j.fonts.PhysicalFonts;
import org.docx4j.openpackaging.packages.WordprocessingMLPackage;
import org.docx4j.fonts.Mapper;
import org.springframework.util.Assert;
import java.io.*;
import java.util.Map;

public class FileUtils {
   
   
    /**
     *
     * @param templatePath
     * @param saveDir
     * @param fileName
     * @param params
     * @return
     */
    public static String exportWord(String templatePath, String saveDir, String fileName, Map<String, Object> params)  {
   
   
        Assert.notNull(templatePath, "模板路径不能为空");
        Assert.notNull(saveDir, "临时文件路径不能为空");
        Assert.notNull(fileName, "导出文件名不能为空");
        Assert.isTrue(fileName.endsWith(".docx"), "word导出请使用docx格式");
        if (!saveDir.endsWith("/")) {
   
   
            saveDir = saveDir + File.separator;
        }

        File dir = new File(saveDir);
        if (!dir.exists()) {
   
   
            dir.mkdirs();
        }
        String savePath = saveDir + fileName;

        try {
   
   
            XWPFDocument doc = WordExportUtil.exportWord07(templatePath, params);
            FileOutputStream fos = new FileOutputStream(savePath);
            doc.write(fos);
            fos.flush();
            fos.close();
        } catch (Exception e) {
   
   
            e.printStackTrace();
        }
        return savePath;
    }



    /**
     * @param wordPath word文件路径
     * @param pdfPath  pdf输出路径
     * @return
     */
    public static String convertDocx2Pdf(String wordPath, String pdfPath) {