Create and Data write into PDF file.

 // Add the itextpdf-5.1.0.jar file to project

package testNG;

import java.io.FileOutputStream;
import org.junit.Test;
import com.itextpdf.text.Chapter;
import com.itextpdf.text.Document;
import com.itextpdf.text.Font;
import com.itextpdf.text.FontFactory;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.Section;
import com.itextpdf.text.pdf.CMYKColor;
import com.itextpdf.text.pdf.PdfWriter;


public class PDFfileWork {
   
    Font blueFont = FontFactory.getFont(FontFactory.HELVETICA, 8, Font.NORMAL, new CMYKColor(255, 0, 0, 0));
    Font redFont = FontFactory.getFont(FontFactory.COURIER, 12, Font.BOLD, new CMYKColor(0, 255, 0, 0));
    Font yellowFont = FontFactory.getFont(FontFactory.COURIER, 14, Font.BOLD, new CMYKColor(0, 0, 255, 0));
    Document document = new Document();
   
    @Test
    public void pdfWorkTest(){
       
        try
        {
            PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("C:\\Users\\Youtility\\Desktop\\StylingExample.pdf"));
            document.open();
            //document.add(new Paragraph("Styling Example"));
       
            //Paragraph with color and font styles
            Paragraph paragraphOne = new Paragraph("Some colored paragraph text", redFont);
            document.add(paragraphOne);
       
            //Create chapter and sections
            Paragraph chapterTitle = new Paragraph("Chapter Title", yellowFont);
            Chapter chapter1 = new Chapter(chapterTitle, 1);
            chapter1.setNumberDepth(0);
       
            Paragraph sectionTitle = new Paragraph("Section Title", redFont);
            Section section1 = chapter1.addSection(sectionTitle);
       
            Paragraph sectionContent = new Paragraph("Section Text content", blueFont);
            section1.add(sectionContent);
       
            document.add(chapter1);
       
            document.close();
            writer.close();
        } catch (Exception e)
        {
            e.printStackTrace();
        }
    }
}