Java如何实现PDF转HTML/Word/Excel/PPT/PNG

 AsposeJavaAPI Aspose Java API https://repository.aspose.com/repo/   com.aspose aspose-pdf 22.4 

import com.aspose.pdf.Document; import com.aspose.pdf.SaveFormat; import com.aspose.pdf.devices.PngDevice; import com.aspose.pdf.devices.Resolution; import java.io.*; public class PDFHelper3 { public static void main(String[] args) throws IOException { pdf2image("C:\\Users\\liuya\\Desktop\\pdf\\示例文件.pdf"); } //转word public static void pdf2word(String pdfPath) { long old = System.currentTimeMillis(); try { String wordPath=pdfPath.substring(0,pdfPath.lastIndexOf("."))+".docx"; FileOutputStream os = new FileOutputStream(wordPath); Document doc = new Document(pdfPath); doc.save(os, SaveFormat.DocX); os.close(); long now = System.currentTimeMillis(); System.out.println("Pdf 转 Word 共耗时：" + ((now - old) / 1000.0) + "秒"); } catch (Exception e) { System.out.println("Pdf 转 Word 失败..."); e.printStackTrace(); } } //转ppt public static void pdf2ppt(String pdfPath) { long old = System.currentTimeMillis(); try { String wordPath=pdfPath.substring(0,pdfPath.lastIndexOf("."))+".ppt"; FileOutputStream os = new FileOutputStream(wordPath); Document doc = new Document(pdfPath); doc.save(os, SaveFormat.Pptx); os.close(); long now = System.currentTimeMillis(); System.out.println("Pdf 转 PPT 共耗时：" + ((now - old) / 1000.0) + "秒"); } catch (Exception e) { System.out.println("Pdf 转 PPT 失败..."); e.printStackTrace(); } } //转excel public static void pdf2excel(String pdfPath) { long old = System.currentTimeMillis(); try { String wordPath=pdfPath.substring(0,pdfPath.lastIndexOf("."))+".xlsx"; FileOutputStream os = new FileOutputStream(wordPath); Document doc = new Document(pdfPath); doc.save(os, SaveFormat.Excel); os.close(); long now = System.currentTimeMillis(); System.out.println("Pdf 转 EXCEL 共耗时：" + ((now - old) / 1000.0) + "秒"); } catch (Exception e) { System.out.println("Pdf 转 EXCEL 失败..."); e.printStackTrace(); } } //转html public static void pdf2Html(String pdfPath) { long old = System.currentTimeMillis(); try { String htmlPath=pdfPath.substring(0,pdfPath.lastIndexOf("."))+".html"; Document doc = new Document(pdfPath); doc.save(htmlPath,SaveFormat.Html); long now = System.currentTimeMillis(); System.out.println("Pdf 转 HTML 共耗时：" + ((now - old) / 1000.0) + "秒"); } catch (Exception e) { System.out.println("Pdf 转 HTML 失败..."); e.printStackTrace(); } } //转图片 public static void pdf2image(String pdfPath) { long old = System.currentTimeMillis(); try { Resolution resolution = new Resolution(300); String dataDir=pdfPath.substring(0,pdfPath.lastIndexOf(".")); File imageDir = new File(dataDir+"_images"); imageDir.mkdirs(); Document doc = new Document(pdfPath); PngDevice pngDevice = new PngDevice(resolution); for (int pageCount = 1; pageCount <= doc.getPages().size(); pageCount++) { OutputStream imageStream = new FileOutputStream(imageDir+"/"+pageCount+".png"); pngDevice.process(doc.getPages().get_Item(pageCount), imageStream); imageStream.close(); } long now = System.currentTimeMillis(); System.out.println("Pdf 转 PNG 共耗时：" + ((now - old) / 1000.0) + "秒"); } catch (Exception e) { System.out.println("Pdf 转 PNG 失败..."); e.printStackTrace(); } } }