asJavaAtomic

@ExperimentalAtomicApifun AtomicInt.asJavaAtomic(): AtomicInteger(source)

import kotlin.concurrent.atomics.*
import java.util.concurrent.atomic.AtomicInteger

fun main() {
    @OptIn(ExperimentalAtomicApi::class)
    val atomicInt = atomic(0)

    // Convert the Kotlin AtomicInt to a Java AtomicInteger
    val javaAtomic: AtomicInteger = atomicInt.asJavaAtomic()

    // Use the Java AtomicInteger API
    javaAtomic.incrementAndGet()
    println(javaAtomic.get())   // Prints: 1
}