gistfile1.java

        for (final String token: tokens) {

            final SimpleApnsPushNotification pushNotification = createNotification(token, "Here is iteration: " + token);

            final Future<PushNotificationResponse<SimpleApnsPushNotification>> sendNotificationFuture = apnsClient.sendNotification(pushNotification);

            try {
                final PushNotificationResponse<SimpleApnsPushNotification> pushNotificationResponse =
                        sendNotificationFuture.get();

                if (pushNotificationResponse.isAccepted()) {
                    System.out.println("Push notification accepted by APNs gateway." + pushNotificationResponse);
                } else {
                    System.out.println("Notification rejected by the APNs gateway: " +
                            pushNotificationResponse.getRejectionReason());

                    if (pushNotificationResponse.getTokenInvalidationTimestamp() != null) {
                        System.out.println("\t…and the token is invalid as of " +
                                pushNotificationResponse.getTokenInvalidationTimestamp());
                    }
                }
            } catch (final ExecutionException e) {
                System.err.println("Failed to send push notification.");
                e.printStackTrace();

                if (e.getCause() instanceof ClientNotConnectedException) {
                    System.out.println("Waiting for client to reconnect…");
                    apnsClient.getReconnectionFuture().await();
                    System.out.println("Reconnected.");
                }
            }

        }