code: public static String convertClassName(String className, String stringToInsert)
     {
         return Util.convertClassName(className, stringToInsert, 2);
     }
docs: Convert this class name by inserting this package after the domain.
  ie., com.xyz.abc.ClassName -> com.xyz.newpackage.abc.ClassName.
  @param className
  @param stringToInsert
  @return Converted string