Examples with CancellationSignal android.os.CancellationSignal used on opensource projects

Example 36 with CancellationSignal

use of android.os.CancellationSignal in project fresco by facebook.

the class LocalThumbnailBitmapProducer method produceResults.

@Override
public void produceResults(final Consumer<CloseableReference<CloseableImage>> consumer, final ProducerContext context) {
    final ProducerListener2 listener = context.getProducerListener();
    final ImageRequest imageRequest = context.getImageRequest();
    context.putOriginExtra("local", "thumbnail_bitmap");
    final CancellationSignal cancellationSignal = new CancellationSignal();
    final StatefulProducerRunnable<CloseableReference<CloseableImage>> cancellableProducerRunnable = new StatefulProducerRunnable<CloseableReference<CloseableImage>>(consumer, listener, context, PRODUCER_NAME) {

        @Override
        protected void onSuccess(@Nullable CloseableReference<CloseableImage> result) {
            super.onSuccess(result);
            listener.onUltimateProducerReached(context, PRODUCER_NAME, result != null);
            context.putOriginExtra("local");
        }

        @Override
        protected void onFailure(Exception e) {
            super.onFailure(e);
            listener.onUltimateProducerReached(context, PRODUCER_NAME, false);
            context.putOriginExtra("local");
        }

        @Override
        @Nullable
        protected CloseableReference<CloseableImage> getResult() throws IOException {
            final Bitmap thumbnailBitmap = mContentResolver.loadThumbnail(imageRequest.getSourceUri(), new Size(imageRequest.getPreferredWidth(), imageRequest.getPreferredHeight()), cancellationSignal);
            if (thumbnailBitmap == null) {
                return null;
            }
            CloseableStaticBitmap closeableStaticBitmap = new CloseableStaticBitmap(thumbnailBitmap, SimpleBitmapReleaser.getInstance(), ImmutableQualityInfo.FULL_QUALITY, 0);
            context.setExtra(ProducerContext.ExtraKeys.IMAGE_FORMAT, "thumbnail");
            closeableStaticBitmap.setImageExtras(context.getExtras());
            return CloseableReference.<CloseableImage>of(closeableStaticBitmap);
        }

        @Override
        protected void onCancellation() {
            super.onCancellation();
            cancellationSignal.cancel();
        }

        @Override
        protected Map<String, String> getExtraMapOnSuccess(@Nullable final CloseableReference<CloseableImage> result) {
            return ImmutableMap.of(CREATED_THUMBNAIL, String.valueOf(result != null));
        }

        @Override
        protected void disposeResult(CloseableReference<CloseableImage> result) {
            CloseableReference.closeSafely(result);
        }
    };
    context.addCallbacks(new BaseProducerContextCallbacks() {

        @Override
        public void onCancellationRequested() {
            cancellableProducerRunnable.cancel();
        }
    });
    mExecutor.execute(cancellableProducerRunnable);
}

Example 37 with CancellationSignal

use of android.os.CancellationSignal in project robolectric by robolectric.

the class SQLiteDatabaseTest method testRawQueryWithFactoryAndCancellationSignal.

@Test
public void testRawQueryWithFactoryAndCancellationSignal() {
    CancellationSignal signal = new CancellationSignal();
    Cursor cursor = database.rawQueryWithFactory(null, "select * from" + " table_name", null, null, signal);
    assertThat(cursor).isNotNull();
    assertThat(cursor.getColumnCount()).isEqualTo(5);
    assertThat(cursor.isClosed()).isFalse();
    signal.cancel();
    try {
        cursor.moveToNext();
        fail("did not get cancellation signal");
    } catch (OperationCanceledException e) {
    // expected
    }
    cursor.close();
}

Example 38 with CancellationSignal

use of android.os.CancellationSignal in project robolectric by robolectric.

the class ShadowLocationManagerTest method testGetCurrentLocation_Cancel.

@Test
@Config(minSdk = R)
public void testGetCurrentLocation_Cancel() {
    Location loc = createLocation(MY_PROVIDER);
    TestLocationConsumer consumer = new TestLocationConsumer();
    shadowLocationManager.setProviderEnabled(MY_PROVIDER, true);
    CancellationSignal cs = new CancellationSignal();
    locationManager.getCurrentLocation(MY_PROVIDER, cs, Runnable::run, consumer);
    cs.cancel();
    shadowLocationManager.simulateLocation(loc);
    assertThat(consumer.locations).isEmpty();
}

Example 39 with CancellationSignal

use of android.os.CancellationSignal in project robolectric by robolectric.

the class ShadowContentResolverTest method whenCursorHasBeenSet_queryWithCancellationSignal_shouldReturnTheCursor.

@Test
public void whenCursorHasBeenSet_queryWithCancellationSignal_shouldReturnTheCursor() {
    assertThat(shadowContentResolver.query(null, null, null, null, null, new CancellationSignal())).isNull();
    BaseCursor cursor = new BaseCursor();
    shadowContentResolver.setCursor(cursor);
    assertThat((BaseCursor) shadowContentResolver.query(null, null, null, null, null, new CancellationSignal())).isSameInstanceAs(cursor);
}

Example 40 with CancellationSignal

use of android.os.CancellationSignal in project Resurrection_packages_apps_Settings by ResurrectionRemix.

the class FingerprintAuthenticateSidecar method startAuthentication.

public void startAuthentication(int userId) {
    mCancellationSignal = new CancellationSignal();
    mFingerprintManager.authenticate(null, mCancellationSignal, 0, /* flags */
    mAuthenticationCallback, null, userId);
}