/** @since 2.3 */
 public DefaultPrettyPrinter withArrayIndenter(Indenter i) {
   if (i == null) {
     i = NopIndenter.instance;
   }
   if (_arrayIndenter == i) {
     return this;
   }
   DefaultPrettyPrinter pp = new DefaultPrettyPrinter(this);
   pp._arrayIndenter = i;
   return pp;
 }