abstract class Foo {
    Result readOneValue(Value v) {
        Value[] vv = new Value[] { v };
        return readMoreValues(vv)[0];
    }

    Result[] readMoreValues(Value[] v) {
        Result[] ret = new Result[v.length];
        for(int idx=0; idx<v.length; idx++) {
            ret[idx] = readOneValue(v);
        }
        return ret;
    }
}