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import java.io.FileOutputStream;
import java.util.ArrayList;
import java.util.List;
import com.lowagie.text.Chapter;
import com.lowagie.text.Document;
import com.lowagie.text.PageSize;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Section;
import com.lowagie.text.pdf.PdfCopy;
import com.lowagie.text.pdf.PdfReader;
import com.lowagie.text.pdf.PdfWriter;
import com.lowagie.text.pdf.SimpleBookmark;
public class MainClass {
public static void main(String[] args) throws Exception {
Document document = new Document(PageSize.A4);
Paragraph hello = new Paragraph("(English:) hello, ");
PdfWriter.getInstance(document, new FileOutputStream("HelloWorld1.pdf"));
document.open();
Chapter universe = new Chapter("asdf", 1);
Section section;
document.add(universe);
document.close();
document = new Document(PageSize.A4);
PdfWriter.getInstance(document, new FileOutputStream("HelloWorld2.pdf"));
document.open();
Chapter people = new Chapter("asdf", 2);
section = people.addSection("B");
section.add(hello);
document.add(people);
document.close();
document = new Document(PageSize.A4);
PdfWriter.getInstance(document, new FileOutputStream("HelloWorld3.pdf"));
document.open();
Chapter animals = new Chapter("asdf", 3);
section = animals.addSection("B");
section.add(hello);
document.add(animals);
document.close();
ArrayList bookmarks = new ArrayList();
PdfReader reader = new PdfReader("HelloWorld1.pdf");
document = new Document(reader.getPageSizeWithRotation(1));
PdfCopy copy = new PdfCopy(document, new FileOutputStream("HelloWorldCopyBookmarks.pdf"));
document.open();
copy.addPage(copy.getImportedPage(reader, 1));
bookmarks.addAll(SimpleBookmark.getBookmark(reader));
reader = new PdfReader("HelloWorld2.pdf");
copy.addPage(copy.getImportedPage(reader, 1));
List tmp = SimpleBookmark.getBookmark(reader);
SimpleBookmark.shiftPageNumbers(tmp, 1, null);
bookmarks.addAll(tmp);
reader = new PdfReader("HelloWorld3.pdf");
copy.addPage(copy.getImportedPage(reader, 1));
tmp = SimpleBookmark.getBookmark(reader);
SimpleBookmark.shiftPageNumbers(tmp, 2, null);
bookmarks.addAll(tmp);
copy.setOutlines(bookmarks);
document.close();
}
}
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