Examples with Observer androidx.lifecycle.Observer used on opensource projects

Example 6 with Observer

use of androidx.lifecycle.Observer in project mapbox-plugins-android by mapbox.

the class LiveDataTestUtil method getValue.

/**
 * Get the value from a LiveData object. We're waiting for LiveData to emit, for 2 seconds.
 * Once we got a notification via onChanged, we stop observing.
 */
public static <T> T getValue(final LiveData<T> liveData) throws InterruptedException {
    final Object[] data = new Object[1];
    final CountDownLatch latch = new CountDownLatch(1);
    Observer<T> observer = new Observer<T>() {

        @Override
        public void onChanged(@Nullable T o) {
            data[0] = o;
            latch.countDown();
            liveData.removeObserver(this);
        }
    };
    liveData.observeForever(observer);
    latch.await(2, TimeUnit.SECONDS);
    // noinspection unchecked
    return (T) data[0];
}

Example 7 with Observer

use of androidx.lifecycle.Observer in project zype-android by zype.

the class SubscribeOrLoginFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_subscribe_or_login, container, false);
    final NavigationHelper navigationHelper = NavigationHelper.getInstance(getActivity());
    TextView textTitle = rootView.findViewById(R.id.textTitle);
    textTitle.setText(String.format(getString(R.string.subscribe_or_login_title), getString(R.string.app_name)));
    Button buttonSubscribe = rootView.findViewById(R.id.buttonSubscribe);
    buttonSubscribe.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            if (AuthHelper.isLoggedIn()) {
                navigationHelper.switchToSubscriptionScreen(getActivity(), getActivity().getIntent().getExtras());
            } else {
                navigationHelper.switchToConsumerScreen(getActivity());
            }
        }
    });
    Button buttonLogin = rootView.findViewById(R.id.buttonLogin);
    buttonLogin.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            navigationHelper.switchToLoginScreen(getActivity(), null);
        }
    });
    final List<Purchase> purchases = ZypeApp.marketplaceGateway.getBillingManager().getPurchases();
    Button buttonRestorePurchases = rootView.findViewById(R.id.buttonRestorePurchases);
    buttonRestorePurchases.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            if (AuthHelper.isLoggedIn()) {
                // Get first purchase from the purchase list and try to validate it
                Subscription subscription = ZypeApp.marketplaceGateway.findSubscriptionBySku(purchases.get(0).getSku());
                if (subscription != null) {
                    showProgress(getString(R.string.subscription_verify));
                    ZypeApp.marketplaceGateway.verifySubscription(subscription).observe(SubscribeOrLoginFragment.this, new Observer<Boolean>() {

                        @Override
                        public void onChanged(@Nullable Boolean result) {
                            hideProgress();
                            if (result) {
                                getActivity().setResult(RESULT_OK);
                                getActivity().finish();
                            } else {
                                DialogHelper.showErrorAlert(getActivity(), getString(R.string.subscribe_or_login_error_validation));
                            }
                        }
                    });
                } else {
                    Logger.e("Not found Zype Plan for existing in-app purchase, sku=" + purchases.get(0).getSku());
                    DialogHelper.showErrorAlert(getActivity(), getString(R.string.subscribe_or_login_error_restore_purchase_zype));
                }
            /*for (String itemSku : purchases.get(0).getSkus()){
                        Subscription subscription = ZypeApp.marketplaceGateway.findSubscriptionBySku(itemSku);
                        if (subscription != null) {
                            showProgress(getString(R.string.subscription_verify));
                            ZypeApp.marketplaceGateway.verifySubscription(subscription).observe(SubscribeOrLoginFragment.this, new Observer<Boolean>() {
                                @Override
                                public void onChanged(@Nullable Boolean result) {
                                    hideProgress();
                                    if (result) {
                                        getActivity().setResult(RESULT_OK);
                                        getActivity().finish();
                                    }
                                    else {
                                        DialogHelper.showErrorAlert(getActivity(),
                                                getString(R.string.subscribe_or_login_error_validation));
                                    }
                                }
                            });
                        }
                        else {
                            Logger.e("Not found Zype Plan for existing in-app purchase, sku=" + itemSku);
                            DialogHelper.showErrorAlert(getActivity(), getString(R.string.subscribe_or_login_error_restore_purchase_zype));
                        }
                    }*/
            } else {
                navigationHelper.switchToConsumerScreen(getActivity());
            }
        }
    });
    if (purchases != null && purchases.size() > 0) {
        Logger.d("There are purchases, size=" + purchases.size());
        buttonRestorePurchases.setVisibility(View.VISIBLE);
    } else {
        Logger.d("There are no purchases on the device");
        buttonRestorePurchases.setVisibility(View.GONE);
    }
    api.subscribe(this);
    return rootView;
}

Example 8 with Observer

use of androidx.lifecycle.Observer in project zype-android by zype.

the class VideoDetailActivity method initModel.

// //////////
// Data
// 
private void initModel() {
    final Video video = DataRepository.getInstance(getApplication()).getVideoSync(mVideoId);
    if (video != null) {
        // Load player urls
        playerViewModel = ViewModelProviders.of(this).get(PlayerViewModel.class);
        PlayerViewModel.PlayerMode mediaType = null;
        switch(mType) {
            case PlayerFragment.TYPE_AUDIO_LOCAL:
            case PlayerFragment.TYPE_AUDIO_WEB:
                mediaType = PlayerViewModel.PlayerMode.AUDIO;
                break;
            case PlayerFragment.TYPE_VIDEO_LOCAL:
            case PlayerFragment.TYPE_VIDEO_WEB:
            case BaseVideoActivity.TYPE_WEB:
                mediaType = PlayerViewModel.PlayerMode.VIDEO;
                break;
        }
        playerViewModel.init(video.id, playlistId, mediaType);
        playerViewModel.getPlayerError().observe(this, playerErrorObserver);
        playerViewModel.getPlayerUrl().observe(this, playerUrlObserver);
        if (video.isZypeLive == 0) {
            updateDownloadUrls();
        } else {
            // showVideoThumbnail();
            videoDetailViewModel = new VideoDetailViewModel(getApplication());
            final Observer<Video> videoObserver = new Observer<Video>() {

                @Override
                public void onChanged(@Nullable Video video) {
                    if (VideoHelper.isLiveEventOnAir(video)) {
                        if (videoDetailViewModel.updateVideoOnAir(video)) {
                            showPlayer();
                        }
                    } else {
                        changeFragment(isChromecastConntected());
                        videoDetailViewModel.checkOnAir(mVideoId).observe(VideoDetailActivity.this, new Observer<Video>() {

                            @Override
                            public void onChanged(@Nullable Video video) {
                                videoDetailViewModel.onCleared();
                                videoDetailViewModel.updateVideoOnAir(video);
                                showPlayer();
                            }
                        });
                    }
                    videoDetailViewModel.getVideo(mVideoId).removeObserver(this);
                }
            };
            videoDetailViewModel.getVideo(mVideoId).observe(this, videoObserver);
        }
    }
}

Example 9 with Observer

use of androidx.lifecycle.Observer in project collect by opendatakit.

the class LiveDataUtils method getOrAwaitValue.

public static <T> T getOrAwaitValue(final LiveData<T> liveData) throws InterruptedException {
    final Object[] data = new Object[1];
    final CountDownLatch latch = new CountDownLatch(1);
    Observer<T> observer = new Observer<T>() {

        @Override
        public void onChanged(@Nullable T o) {
            data[0] = o;
            latch.countDown();
            liveData.removeObserver(this);
        }
    };
    liveData.observeForever(observer);
    // Don't wait indefinitely if the LiveData is not set.
    if (!latch.await(2, TimeUnit.SECONDS)) {
        throw new RuntimeException("LiveData value was never set.");
    }
    // noinspection unchecked
    return (T) data[0];
}