import java.util.concurrent.CompletableFuture;

public class Main {

    public static void main(String[] args) {
        for (int i = 0; i < 9; i++) {
            var tl = new InheritableThreadLocal<String>();
            tl.set("value");
            CompletableFuture.runAsync(() -> System.out.println(tl.get())).join();
        }
    }
}