docs: public static Filter<Zone> nameEqualTo(final String name) {
      checkNotNull(name, "name");
      return new Filter<Zone>() {
  
        @Override
        public boolean apply(Zone in) {
          return in != null && name.equals(in.name());
        }
  
        @Override
        public String toString() {
          return "nameEqualTo(" + name + ")";
        }
      };
    }