code: public String getOutputProperty(String name) {
          String val = getOutputPropertyNonDefault(name);
          // If no explicit value, try to get the default value
          if (val == null)
              val = getOutputPropertyDefault(name);
          return val;
          
      }
docs: Get the value of an output property,
  the explicit value, if any, otherwise the
  default value, if any, otherwise null.