IronPDF For Java 與 jPDFPrint 的比較

IronPDF是一個強大的Java程式庫，使開發者能夠以程式方式建立、操作和轉換PDF。 它提供了一系列功能，如從HTML、圖像或現有文件生成PDF、合併PDF、提取文字和圖像，並執行其他文件操作任務。

IronPDF提供了一個使用者友好的API，具有全面的方法集，使開發者能夠輕鬆地處理PDF文件。 它還提供了詳細的文件和教程以指導開發者完成整合。

IronPDF的一個顯著特點是其將HTML轉換為PDF的能力。 這使開發者能夠從HTML內容生成PDF文件，包括CSS樣式和JavaScript互動。

範例程式碼：使用IronPDF從HTML生成PDF

import com.ironsoftware.ironpdf.*;

public class HtmlToPdfExample {
    public static void main(String[] args) {
        // Create a renderer object
        HtmlToPdfRenderer renderer = new HtmlToPdfRenderer();

        // Render the HTML file as a PDF document
        HtmlToPdfOutput output = renderer.RenderHtmlFileAsPdf("input.html");

        // Save the generated PDF to the desired location
        output.saveAs("output.pdf");
    }
}

import com.ironsoftware.ironpdf.*;

public class HtmlToPdfExample {
    public static void main(String[] args) {
        // Create a renderer object
        HtmlToPdfRenderer renderer = new HtmlToPdfRenderer();

        // Render the HTML file as a PDF document
        HtmlToPdfOutput output = renderer.RenderHtmlFileAsPdf("input.html");

        // Save the generated PDF to the desired location
        output.saveAs("output.pdf");
    }
}

使用jPDFPrint Java PDF 列印API列印Acrobat PDF文件

jPDFPrint專注於使用Qoppa的專有技術進行程式化的PDF文件列印：

1. 導入所需類：將所需類從jPDFPrint程式庫導入到您的Java應用程式中。

   package jPDFPrintSamples;
   
   import com.qoppa.pdfPrint.PDFPrint;

   package jPDFPrintSamples;
   
   import com.qoppa.pdfPrint.PDFPrint;

   JAVA
2. 建立PDFPrint類。
3. 設置列印設置：使用PDFPrint類的方法自訂列印設定。

4. 列印PDF：使用print方法啟動列印。

   package jPDFPrintSamples;
   
   import com.qoppa.pdfPrint.PDFPrint;
   import javax.print.DocFlavor;
   import javax.print.attribute.PrintRequestAttributeSet;
   import javax.print.attribute.HashPrintRequestAttributeSet;
   import javax.print.attribute.standard.MediaSizeName;
   import java.io.FileOutputStream;
   
   public class PDFToPS {
       public static void main (String[] args) {
           try {
               // Define the print flavor and find available services
               DocFlavor flavor = DocFlavor.SERVICE_FORMATTED.PRINTABLE;
               StreamPrintServiceFactory[] factories = StreamPrintServiceFactory.lookupStreamPrintServiceFactories(flavor, DocFlavor.BYTE_ARRAY.POSTSCRIPT.getMimeType());
   
               if (factories.length == 0) {
                   System.err.println("No PS factories available!");
                   System.exit(0);
               }
   
               // Open the PDF file
               PDFPrint pdfPrint = new PDFPrint("test.pdf", null);
   
               // Set up the print job and attributes
               FileOutputStream fos = new FileOutputStream("output.ps");
               StreamPrintService sps = factories[0].getPrintService(fos);
               DocPrintJob pj = sps.createPrintJob();
               PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
               aset.add(MediaSizeName.NA_LETTER);
   
               // Print the document
               pj.print(new SimpleDoc(pdfPrint, flavor, null), aset);
               fos.close();
           } catch (Throwable t) {
               t.printStackTrace();
           }
       }
   }

   package jPDFPrintSamples;
   
   import com.qoppa.pdfPrint.PDFPrint;
   import javax.print.DocFlavor;
   import javax.print.attribute.PrintRequestAttributeSet;
   import javax.print.attribute.HashPrintRequestAttributeSet;
   import javax.print.attribute.standard.MediaSizeName;
   import java.io.FileOutputStream;
   
   public class PDFToPS {
       public static void main (String[] args) {
           try {
               // Define the print flavor and find available services
               DocFlavor flavor = DocFlavor.SERVICE_FORMATTED.PRINTABLE;
               StreamPrintServiceFactory[] factories = StreamPrintServiceFactory.lookupStreamPrintServiceFactories(flavor, DocFlavor.BYTE_ARRAY.POSTSCRIPT.getMimeType());
   
               if (factories.length == 0) {
                   System.err.println("No PS factories available!");
                   System.exit(0);
               }
   
               // Open the PDF file
               PDFPrint pdfPrint = new PDFPrint("test.pdf", null);
   
               // Set up the print job and attributes
               FileOutputStream fos = new FileOutputStream("output.ps");
               StreamPrintService sps = factories[0].getPrintService(fos);
               DocPrintJob pj = sps.createPrintJob();
               PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
               aset.add(MediaSizeName.NA_LETTER);
   
               // Print the document
               pj.print(new SimpleDoc(pdfPrint, flavor, null), aset);
               fos.close();
           } catch (Throwable t) {
               t.printStackTrace();
           }
       }
   }

   JAVA