import com.fasterxml.jackson.databind.ObjectMapper
val nums = arrayOf(2, 3, 5, 7, 11)
val mapper = ObjectMapper()
val dataB = mapper.writeValueAsBytes(nums)
val nums2 = mapper.readValue(dataB,
Array<Int>::class.java)
//nums2 is [2 3 5 7 11]
print("nums2 is ")
nums2.forEach { print("$it ") }
println()