话不多说,直接上代码!!!

package com.tlw.test.controller;

import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.util.PDFTextStripper;

import java.io.*;

/**
 * @author: tlw
 * @date: 2021年04月21日
 * @Description: PDF转Word
 */
public class PdfToWord {
    public static void main(String[] args){
        try{
            String pdfFile = "本地文件路径.pdf";
            PDDocument doc = PDDocument.load(new File(pdfFile));
            int pagenumber = doc.getNumberOfPages();
            pdfFile = pdfFile.substring(0, pdfFile.lastIndexOf("."));
            String fileName = pdfFile + ".doc";
            File file = new File(fileName);
            if (!file.exists()){
                file.createNewFile();
            }
            FileOutputStream fos = new FileOutputStream(fileName);
            Writer writer = new OutputStreamWriter(fos, "UTF-8");
            PDFTextStripper stripper = new PDFTextStripper();
            stripper.setSortByPosition(true);// 排序
            stripper.setStartPage(1);// 设置转换的开始页
            stripper.setEndPage(pagenumber);// 设置转换的结束页
            stripper.writeText(doc, writer);
            writer.close();
            doc.close();
            System.out.println("pdf转换word成功!");
        }
        catch (IOException e){
            e.printStackTrace();
        }
    }
}

POM文件jar包

<!-- https://mvnrepository.com/artifact/org.apache.pdfbox/pdfbox -->
        <dependency>
            <groupId>org.apache.pdfbox</groupId>
            <artifactId>pdfbox</artifactId>
            <version>1.8.2</version>
        </dependency>

运行成功后本地自行查看已转换过来的Wrod文档!