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Rendering text from right to left

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.PageSize; import com.lowagie.text.pdf.ColumnText; import com.lowagie.text.pdf.PdfContentByte; import com.lowagie.text.pdf.PdfWriter; public class RightToLeftPDF {   public static void main(String[] args) {     try {       Document document = new Document(PageSize.A4, 50, 50, 50, 50);       PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("RightToLeftPDF.pdf"));       document.open();       PdfContentByte cb = writer.getDirectContent();       ColumnText ct = new ColumnText(cb);       ct.setSimpleColumn(100, 100, 500, 800, 24, Element.ALIGN_LEFT);       ct.setSpaceCharRatio(PdfWriter.NO_SPACE_CHAR_RATIO);       ct.setLeading(0, 1);       ct.setRunDirection(PdfWriter.RUN_DIRECTION_RTL);       ct.setAlignment(Element.ALIGN_CENTER);       ct.addText(new Chunk("ABCD"));       ct.go();       ct.setAlignment(Element.ALIGN_JUSTIFIED);       ct.addText(new Chunk("ABCD"));       ct.go();       ct.setAlignment(Element.ALIGN_CENTER);       ct.addText(new Chunk("ABCD"));       ct.go();       document.close();     } catch (Exception e) {       e.printStackTrace();     }   } }                     itext.zip( 1,748 k)