はてなブックマーク

JobFlowクラス実装 HogePrice hogePrice = operator.hogePrice(this.hoge); JoinedMoge joinedMoge = operator.joinedMoge (this.moge, hogePrice.CHEEP); Operatorクラス実装 @Branch public Status hogePrice(Hoge hoge) { int price = hoge.getPrice(); if (price < 0) { return Status.ERROR; } if (price >= 1000000) { return Status.EXPENSIVE; } return Status.CHEAP; } public enum Status { EXPENSIVE, CHEAP, ERROR }