How to Convert HTML file to PDF in Java. For more information, please follow link: https://kb.aspose.com/html/java/how-to-convert-html-file-to-pdf-in-java/

How to Convert HTML file to PDF in Java.java

import com.aspose.html.License;
import com.aspose.html.drawing.Color;
import com.aspose.html.drawing.Size;
import com.aspose.html.drawing.Page;
import com.aspose.html.drawing.Length;
import com.aspose.html.rendering.PageSetup;
import com.aspose.html.saving.PdfSaveOptions;

public class ConvertHtmlFileToPdfInJava {

    public static void main(String[] args) throws Exception { //main function to convert HTML to PDF in Java
           
            // Load Aspose.Html license to avoid watermark in the output PDF file
            License licenseForHtmlToPdf = new License(); 
            licenseForHtmlToPdf.setLicense("Aspose.Html.lic");

            // Initialize PdfSaveOptions class object to customize PDF generated from HTML
            PdfSaveOptions pdfSaveOptionsObj = new PdfSaveOptions();

            // Initialize PageSetup and Page classes object
            PageSetup pageSetupObj = new PageSetup();
            Page pageObj = new Page();

            // Set page size to A4 i.e. 8.25 x 11.75 inches
            pageObj.setSize(new Size(Length.fromInches(8.25f),Length.fromInches(11.75f)));

            // Set the page for the page setup object
            pageSetupObj.setAnyPage(pageObj);

            // Set the page setup for the PdfSaveOptions class object
            pdfSaveOptionsObj.setPageSetup(pageSetupObj);

            // Now, applying Tan color to background
            pdfSaveOptionsObj.setBackgroundColor(Color.getTan());

            // Convert HTML document to PDF
            com.aspose.html.converters.Converter.convertHTML("FirstFile.html",pdfSaveOptionsObj,
                    "outputPdfForGeneratedHtml.pdf");
    }
}