I am using code to make page numbers, now I need to add a footer

 I am using code to make page numbers, now I need to add a footer
here is my code to app page numbers, I need to add

String s = new String("FOR OFFICIAL USE ONLY");

to the bottom of every page, please help Doug
{code}

package project1;
 
import java.io.File;
 
import oracle.apps.xdo.XDOException;
import oracle.apps.xdo.common.pdf.util.PDFDocMerger;
 
 
public class PageNumberFY12PB {
    public PageNumberFY12PB() {
/// this is the page number solution
        // Output destination of the merged PDF document.
        File outFile = new File("D:\\BDT\\jbookFY12PB.pdf");
        // PDF documents to be merged.
        File[] inpFiles = new File[2]; // one higher