ドメインモデルã®é–¢é€£ã‚’表ç¾ã™ã‚‹ã«ã¯ - ã˜ã‚…ã‚“ã„ã¡â˜†ã‹ã¨ã†ã®æŠ€è¡“日誌ãŸã¨ãˆã°ã“ã‚“ãªãƒ¢ãƒ‡ãƒ«ãŒã‚ã£ã¦ã€ç›¸äº’ã«ä¾å˜ã—ã¦ã„るケースを考ãˆã‚ˆã†ã€‚ 注æ„:説明を簡å˜ã«ã™ã‚‹ãŸã‚ã«ã€varを利用ã—ã¦ã„ã¾ã™ã€‚ 従æ¥å“¡1 2 3 4 5 class Employee( val id: Long, val name: String, var depertment: Option[Depertment] = None ) 部署1 2 3 4 5 class Depertment( val id: Long, val name: String, var employees: Seq[Employee] = Seq.empty ) 利用例1 2 3 4 5 val employee = new Employee(1, "KATO") val depertment = new Depertment(1, "Dev") employee.depertment = Some(depertm
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