If you are not so keen on having to embellish code with Attributes as I'm, esp after you cant convey to at compile time what is going to materialize Here's my solution. 世界最大の検索エンジン、オンライン広告、クラウドコンピューティング、ソフトウェア、ハードウェア関連の事業がある。 In this example the sole constructor is marked as @JsonCreator, thus Jackson will use this constructor to https://propertyingurugram.in/commercial-real-estate-sector-optimistic-for-a-quick-recovery/