Kotlin 'when' statement vs Java 'switch'

Question

Pattern matching in Kotlin is nice and the fact it does not execute the next pattern match is good in 90% of use cases.

In Android, when database is updated, we use J

Answer 1

val orders = arrayListOf(
            { upgradeFromV1()},
            { upgradeFromV2()},
            { upgradeFromV3()}
)

orders.drop(oldVersion).forEach { it() }