Gson constructor test in Kotlin

not_calling_constructor.kt

import com.google.gson.Gson
import com.google.gson.annotations.SerializedName


val json = """
    {
      "History":
      [
        {"Added": 2000}
      ]
    }
"""

data class History(
    @SerializedName("Added")
    val addedTimeInSeconds : Long
) {

    init {
        println("@@@@ in constructor addedTimeInSeconds: $addedTimeInSeconds")
    }

    val addedTimeInMillis : Long = addedTimeInSeconds * 1000
}

data class HistoryResponse(
    @SerializedName("History")
    val historyList: List<History>
)


fun main() {
    val response = Gson().fromJson(json, HistoryResponse::class.java)

    println(response)

    println("added time in millis ${response.historyList.first().addedTimeInMillis}")
}