public static function run($dataDir = null)
 {
     # Instantiate barcode object
     $builder = new BarCodeBuilder();
     $symbology = new Symbology();
     $builder->setSymbologyType($symbology->DataMatrix);
     $builder->setCodeText("The quick brown fox jumps over the lazy dog\n The quick brown fox jumps over the lazy dog\n");
     $codeLocation = new CodeLocation();
     $builder->setCodeLocation($codeLocation->None);
     $font = new Font();
     $builder->setCodeTextFont(new Font("Serif", $font->BOLD . $font->ITALIC, 20));
     # Save the image
     $builder->save($dataDir . "HideCodeText.jpg");
     # Display Status
     print "Hide Code Text Successfully." . PHP_EOL;
 }