kotlin-stdlib/kotlin.concurrent.atomics/AtomicArray

AtomicArray

@ExperimentalAtomicApi
inline fun <T> AtomicArray(size: Int, init: (Int) -> T): AtomicArray<T>(source)

Creates a new AtomicArray if the given type with the given size, where each element is initialized by calling the given init function.

The function init is called for each array element sequentially starting from the first one. It should return the value for an array element given its index.

Since Kotlin

2.1

See also

atomicArrayOf

Throws

if the specified size is negative.

Samples

import kotlin.concurrent.atomics.*
import kotlin.concurrent.atomics.AtomicArray
import kotlin.test.assertFailsWith

fun main() { 
   //sampleStart 
   val a = AtomicArray(3) { "a$it" }
println(a.toString()) // [a0, a1, a2]

// Size should be non-negative
// AtomicArray(-1) { "$it" } // will fail with RuntimeException 
   //sampleEnd
}