public static ImageOption jpegQualityOf(int quality) {
    if (quality < 1 || quality > 100) {
      throw new IllegalArgumentException("Quality has to be in the range from 1 to 100.");
    }

    return new ImageOption("q", Integer.toString(quality));
  }
public static ImageOption jpegQualityOf ( int quality ) { if ( quality < 1 || quality > 100 ) { throw new IllegalArgumentException ( "Quality has to be in the range from 1 to 100." ) ; } return new ImageOption ( "q" , Integer . toString ( quality ) ) ; }
Define the quality of the jpg image to be returned.

@param quality an positive integer between 1 and 100.
@return an image option for updating the url.
@throws IllegalArgumentException if quality is not between 1 and 100.