PDF转Word完全指南：3大方法满足各种场景！

import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.text.PDFTextStripper;
import java.io.*;
public class PDFToWord {
    public static void main(String[] args) {
        try {
            //input file
            String pdfFile = "test.pdf";
            //load pdf
            PDDocument doc = PDDocument.load(new File(pdfFile));
            //get pdf number
            int pagenumber = doc.getNumberOfPages();
            String fileName="word.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);
            stripper.setStartPage(1);
            stripper.setEndPage(pagenumber);
            stripper.writeText(doc, writer);
            writer.close();
            doc.close();
            System.out.println("pdf转word done!");
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

import java.io.File;
import java.io.FileOutputStream;
import com.itextpdf.text.pdf.PdfReader;
import com.itextpdf.text.pdf.parser.PdfTextExtractor;
import com.lowagie.text.Document;
import com.lowagie.text.Paragraph;
import com.lowagie.text.rtf.RtfWriter2;
public class ReadPdfFile {
public static void main(String[] args) {
    try {
        Document document = new Document();
        File  file = new File("file.doc");
        if(!file.exists())
            file.createNewFile();
        RtfWriter2.getInstance(document, new FileOutputStream("file.doc"));
        System.out.println("file created");
        document.open();
    PdfReader reader = new PdfReader("test.jar");
    int n = reader.getNumberOfPages();
    System.out.println("total no of pages:::"+n);
    String s="";
    for(int i=1;i<=n;i++)
    {
        s=PdfTextExtractor.getTextFromPage(reader, i);
        System.out.println("string:::"+s);
        System.out.println("====================");
        document.add(new Paragraph(s));
        document.newPage();
    }
    document.close();
    System.out.println("completed");
    } catch (Exception de) {}
    }
}

import com.aspose.pdf.DocSaveOptions;
import com.aspose.pdf.Document;
import com.aspose.pdf.SaveFormat;
import com.aspose.pdf.examples.Utils;
public class ConvertPDFToDOCOrDOCXFormat {
    public static void main(String[] args) {
        runExamples();
    }
    public static void runExamples() {
        // The paths to resources and output directories.
        String testID = "com/aspose/pdf/examples/AsposePdf/Conversion/pdftodoc/";
        String dataDir = Utils.getDataDir(testID);
        String outputDir = Utils.getOutDir(testID);
        System.out.println("============================");
        System.out.println("Example savingToDoc start");
        savingToDoc(dataDir, outputDir);
        System.out.println("Example savingToDoc end");
        System.out.println("============================");
        System.out.println("Example savingToDOCX start");
        savingToDOCX(dataDir, outputDir);
        System.out.println("Example savingToDOCX end");
        System.out.println("============================");
        System.out.println("Example usingTheDocSaveOptionsClass start");
        usingTheDocSaveOptionsClass(dataDir, outputDir);
        System.out.println("Example usingTheDocSaveOptionsClass end");
    }
    public static void savingToDoc(String dataDir, String outputDir) {
        // Open the source PDF document
        Document pdfDocument = new Document(dataDir + "input2.pdf");
        // Save the file into Microsoft document format
        pdfDocument.save(outputDir + "TableHeightIssue.doc", SaveFormat.Doc);
    }
    public static void savingToDOCX(String dataDir, String outputDir) {
        // Load source PDF file
        Document doc = new Document(dataDir + "input.pdf");
        // Instantiate Doc SaveOptions instance
        DocSaveOptions saveOptions = new DocSaveOptions();
        // Set output file format as DOCX
        saveOptions.setFormat(DocSaveOptions.DocFormat.DocX);
        // Save resultant DOCX file
        doc.save(outputDir + "savingToDOCX.docx", saveOptions);
    }
    public static void usingTheDocSaveOptionsClass(String dataDir, String outputDir) {
        // Open a document
        // Path of input PDF document
        String filePath = dataDir + "source.pdf";
        // Instantiate the Document object
        Document document = new Document(filePath);
        // Create DocSaveOptions object
        DocSaveOptions saveOption = new DocSaveOptions();
        // Set the recognition mode as Flow
        saveOption.setMode(DocSaveOptions.RecognitionMode.Flow);
        // Set the Horizontal proximity as 2.5
        saveOption.setRelativeHorizontalProximity(2.5f);
        // Enable the value to recognize bullets during conversion process
        saveOption.setRecognizeBullets(true);
        // Save the resultant DOC file
        document.save(outputDir + "usingTheDocSaveOptionsClass.doc", saveOption);
    }
}

Convert.WordOutputOptions wordOutputOptions = new Convert.WordOutputOptions();
// Optionally convert only the first page
wordOutputOptions.setPages(1, 1);
// Requires the Structured Output module
Convert.toWord(filename, output_filename, wordOutputOptions);