access the completable future

access_future.java

try {
  Map<String, Object> myObjectMap = myObjectCompletableFuture.get(2, TimeUnit.SECONDS);
  myObjectMap.entrySet().forEach(stringObjectEntry -> System.out
      .println(stringObjectEntry.getKey() + " = " + stringObjectEntry.getValue().toString()));
} catch (InterruptedException | ExecutionException | TimeoutException e) {
  e.printStackTrace();
}