PDF 拆分

<!-- itext-pdf start -->
        <dependency>
            <groupId>com.itextpdf</groupId>
            <artifactId>itextpdf</artifactId>
        </dependency>
        <dependency>
            <groupId>com.itextpdf.tool</groupId>
            <artifactId>xmlworker</artifactId>
        </dependency>
        <dependency>
            <groupId>com.itextpdf</groupId>
            <artifactId>itext-asian</artifactId>
        </dependency>
        <dependency>
            <groupId>com.lowagie</groupId>
            <artifactId>itext</artifactId>
        </dependency>
        <dependency>
            <groupId>net.sf.jtidy</groupId>
            <artifactId>jtidy</artifactId>
        </dependency>
        <!-- itext-pdf end -->

        <!-- pdfbox start -->
        <dependency>
            <groupId>org.apache.pdfbox</groupId>
            <artifactId>fontbox</artifactId>
        </dependency>
        <dependency>
            <groupId>org.apache.pdfbox</groupId>
            <artifactId>pdfbox</artifactId>
        </dependency>
        <!-- pdfbox end -->
        <dependency>
            <groupId>org.xhtmlrenderer</groupId>
            <artifactId>flying-saucer-pdf</artifactId>
            <version>9.0.8</version>
        </dependency>

 

 

import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.pdf.BadPdfFormatException;
import com.itextpdf.text.pdf.PdfCopy;
import com.itextpdf.text.pdf.PdfImportedPage;
import com.itextpdf.text.pdf.PdfReader;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

/**
 * @author William Cheng
 * Create Time: 2020/11/11 9:07
 * Description:
 */
public class PdfFork {


    public static String splitFile(String pdfFile, Integer from, Integer end) {

        Document document = null;
        PdfCopy copy = null;
        try {
            PdfReader reader = new PdfReader(pdfFile);
            int n = reader.getNumberOfPages();
            if (end == 0) {
                end = n;
            }
            List<String> savepaths = new ArrayList<String>();
            int a = pdfFile.lastIndexOf(".pdf");
            String staticpath = pdfFile.substring(0, a);
            String savepath = staticpath + "_from_" + from + "_to_" + end + "_.pdf";
            savepaths.add(savepath);
            document = new Document(reader.getPageSize(1));
            copy = new PdfCopy(document, new FileOutputStream(savepaths.get(0)));
            document.open();
            for (int j = from; j <= end; j++) {
                document.newPage();
                PdfImportedPage page = copy.getImportedPage(reader, j);
                copy.addPage(page);
            }
            document.close();
            return new File(savepath).getName();
        } catch (IOException e) {
            return null;
        } catch (DocumentException e) {
            return null;
        }
    }


    public static void main(String[] args) {
        String fileName = splitFile("G:\\BaiduNetdiskDownload\\tets.pdf", 220, 508);

        System.out.println(fileName);
    }

}

 

 

 

 

 

 

本文地址：https://blog.csdn.net/william_cheng/article/details/109612167