import java.io.FileOutputStream;
import com.lowagie.text.Document;
import com.lowagie.text.pdf.GrayColor;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfWriter;
public class MainClass {
public static void main(String[] args) throws Exception {
Document.compress = false;
Document document = new Document();
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
document.open();
PdfContentByte cb = writer.getDirectContent();
cb.setColorStroke(new GrayColor(0.2f));
cb.setColorFill(new GrayColor(0.9f));
cb.moveTo(470, 700);
cb.lineTo(570, 700);
cb.lineTo(570, 800);
cb.lineTo(470, 800);
cb.closePathFillStroke();
document.close();
}
}