public void printPricesStream() {
long start = System.nanoTime();
CompletableFuture[] futures =
findPriceStream("myPhone")
.map(
f ->
f.thenAccept(
s ->
System.out.println(
s
+ " (done in "
+ ((System.nanoTime() - start) / 1_000_000)
+ " msecs)")))
.toArray(size -> new CompletableFuture[size]);
CompletableFuture.allOf(futures).join();
}
public void stop() {
if (stopped) {
throw new RuntimeException("Already stopped or in progress");
}
stopped = true;
CompletableFuture<?>[] futures =
cachedDispatchQueues
.values()
.stream()
.filter(v -> v != null)
.toArray(CompletableFuture<?>[]::new);
CompletableFuture.allOf(futures).join();
service.shutdown();
}