Write clipboard content into pdf Java

WriteClipboardToPdf.java

package com.company;

import java.awt.*;
import java.io.*;

import com.itextpdf.text.*;
import com.itextpdf.text.pdf.*;

import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.io.IOException;

public class Main {

    public static void main(String[] args) {
        try {
            // get clipboard content
            String clipboard = Main.getClipBoard();

            // create pdf and write clipboard into
            Main.createPdfFromClipboard(clipboard, "my.pdf");

        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * Create pdf file based on the given name and write the given content into it.
     *
     * @param clipboard Text to write into pdf
     * @param pdfName   Pdf file name (incl. absolute Path but optional)
     */
    private static void createPdfFromClipboard(String clipboard, String pdfName) {
        try {
            System.out.println("Convert text file to pdf");
            System.out.println("output : " + pdfName);

            // create new document
            Document document = new Document(PageSize.LETTER, 40, 40, 40, 40);
            // create new pdf writer for document
            PdfWriter.getInstance(document, new FileOutputStream(pdfName));

            // open document
            document.open();

            // set pdf properties (optional)
            document.addAuthor("Author");
            document.addSubject("My Subject");
            document.addTitle("My Title");

            // write clipboard content to pdf

            BufferedReader input = new BufferedReader(new StringReader(clipboard));
            String line = "";
            while (null != (line = input.readLine())) {
                Paragraph p = new Paragraph(line);
                p.setAlignment(Element.ALIGN_JUSTIFIED);

                document.add(p);
            }
            // close reader
            input.close();

            // close document
            document.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * Get the content of the users clipboard and return it as string
     *
     * @return String - Clipboard content
     */
    private static String getClipBoard() throws Exception {
        try {
            return (String) Toolkit.getDefaultToolkit().getSystemClipboard().getData(DataFlavor.stringFlavor);
        } catch (HeadlessException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (UnsupportedFlavorException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        throw new Exception("Cant read from clipboard.");
    }
}