sclass Tok_SettableWithLiveValue > Tok_SettableWithChangeFields {
  *() { super("settableWithLiveValue"); }
  
  S replacement() {
    ret tok_formatDollarVars(
      "public transient SimpleLiveValue<$boxedType> $lvName" +
        " = new SimpleLiveValue<$boxedType>($boxedType.class, -> $var(), -> $var($var));\n",
      lvName := "lv" + firstToUpper(var),
      +boxedType())
      + super.replacement();
  }
}