Merge "Retrying the remoteview application on the ui thread" into oc-dev (12a9c8ea) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInflater.java

+32 −7

Original line number	Diff line number	Diff line
		@@ -48,6 +48,7 @@ import java.util.concurrent.atomic.AtomicInteger;
		*/
		public class NotificationInflater {

		public static final String TAG = "NotificationInflater";
		@VisibleForTesting
		static final int FLAG_REINFLATE_ALL = ~0;
		private static final int FLAG_REINFLATE_CONTENT_VIEW = 1<<0;
		@@ -315,7 +316,8 @@ public class NotificationInflater {
		return cancellationSignal;
		}

		private static void applyRemoteView(final InflationProgress result,
		@VisibleForTesting
		static void applyRemoteView(final InflationProgress result,
		final int reInflateFlags, int inflationId,
		final ExpandableNotificationRow row,
		final boolean redactAmbient, boolean isNewView,
		@@ -325,6 +327,7 @@ public class NotificationInflater {
		NotificationViewWrapper existingWrapper,
		final HashMap<Integer, CancellationSignal> runningInflations,
		ApplyCallback applyCallback) {
		RemoteViews newContentView = applyCallback.getRemoteView();
		RemoteViews.OnViewAppliedListener listener
		= new RemoteViews.OnViewAppliedListener() {

		@@ -343,12 +346,31 @@ public class NotificationInflater {

		@Override
		public void onError(Exception e) {
		// Uh oh the async inflation failed. Due to some bugs (see b/38190555), this could
		// actually also be a system issue, so let's try on the UI thread again to be safe.
		try {
		View newView = existingView;
		if (isNewView) {
		newView = newContentView.apply(
		result.packageContext,
		parentLayout,
		remoteViewClickHandler);
		} else {
		newContentView.reapply(
		result.packageContext,
		existingView,
		remoteViewClickHandler);
		}
		Log.wtf(TAG, "Async Inflation failed but normal inflation finished normally.",
		e);
		onViewApplied(newView);
		} catch (Exception anotherException) {
		runningInflations.remove(inflationId);
		handleInflationError(runningInflations, e, entry.notification, callback);
		}
		}
		};
		CancellationSignal cancellationSignal;
		RemoteViews newContentView = applyCallback.getRemoteView();
		if (isNewView) {
		cancellationSignal = newContentView.applyAsync(
		result.packageContext,
		@@ -620,14 +642,16 @@ public class NotificationInflater {
		}
		}

		private static class InflationProgress {
		@VisibleForTesting
		static class InflationProgress {
		private RemoteViews newContentView;
		private RemoteViews newHeadsUpView;
		private RemoteViews newExpandedView;
		private RemoteViews newAmbientView;
		private RemoteViews newPublicView;

		private Context packageContext;
		@VisibleForTesting
		Context packageContext;

		private View inflatedContentView;
		private View inflatedHeadsUpView;
		@@ -636,7 +660,8 @@ public class NotificationInflater {
		private View inflatedPublicView;
		}

		private abstract static class ApplyCallback {
		@VisibleForTesting
		abstract static class ApplyCallback {
		public abstract void setResultView(View v);
		public abstract RemoteViews getRemoteView();
		}

packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/NotificationInflaterTest.java

+68 −0

Original line number	Diff line number	Diff line
		@@ -24,12 +24,17 @@ import static org.mockito.Mockito.verify;

		import android.app.Notification;
		import android.content.Context;
		import android.os.CancellationSignal;
		import android.os.Handler;
		import android.os.Looper;
		import android.service.notification.StatusBarNotification;
		import android.support.test.InstrumentationRegistry;
		import android.support.test.annotation.UiThreadTest;
		import android.support.test.filters.FlakyTest;
		import android.support.test.filters.SmallTest;
		import android.support.test.runner.AndroidJUnit4;
		import android.view.View;
		import android.view.ViewGroup;
		import android.widget.RemoteViews;

		import com.android.systemui.R;
		@@ -45,7 +50,9 @@ import org.junit.Ignore;
		import org.junit.Test;
		import org.junit.runner.RunWith;

		import java.util.HashMap;
		import java.util.concurrent.CountDownLatch;
		import java.util.concurrent.Executor;

		@SmallTest
		@RunWith(AndroidJUnit4.class)
		@@ -142,6 +149,41 @@ public class NotificationInflaterTest extends SysuiTestCase {
		Assert.assertNull(mRow.getEntry().getRunningTask());
		}

		@Test
		public void testInflationIsRetriedIfAsyncFails() throws Exception {
		NotificationInflater.InflationProgress result =
		new NotificationInflater.InflationProgress();
		result.packageContext = mContext;
		CountDownLatch countDownLatch = new CountDownLatch(1);
		NotificationInflater.applyRemoteView(result,
		NotificationInflater.FLAG_REINFLATE_EXPANDED_VIEW, 0, mRow,
		false /* redactAmbient /, true / isNewView */, new RemoteViews.OnClickHandler(),
		new NotificationInflater.InflationCallback() {
		@Override
		public void handleInflationException(StatusBarNotification notification,
		Exception e) {
		countDownLatch.countDown();
		throw new RuntimeException("No Exception expected");
		}

		@Override
		public void onAsyncInflationFinished(NotificationData.Entry entry) {
		countDownLatch.countDown();
		}
		}, mRow.getEntry(), mRow.getPrivateLayout(), null, null, new HashMap<>(),
		new NotificationInflater.ApplyCallback() {
		@Override
		public void setResultView(View v) {
		}

		@Override
		public RemoteViews getRemoteView() {
		return new AsyncFailRemoteView(mContext.getPackageName(),
		R.layout.custom_view_dark);
		}
		});
		countDownLatch.await();
		}

		@Test
		public void testSupersedesExistingTask() throws Exception {
		@@ -200,4 +242,30 @@ public class NotificationInflaterTest extends SysuiTestCase {
		mException = exception;
		}
		}

		private class AsyncFailRemoteView extends RemoteViews {
		Handler mHandler = new Handler(Looper.getMainLooper());

		public AsyncFailRemoteView(String packageName, int layoutId) {
		super(packageName, layoutId);
		}

		@Override
		public View apply(Context context, ViewGroup parent) {
		return super.apply(context, parent);
		}

		@Override
		public CancellationSignal applyAsync(Context context, ViewGroup parent, Executor executor,
		OnViewAppliedListener listener, OnClickHandler handler) {
		mHandler.post(() -> listener.onError(new RuntimeException("Failed to inflate async")));
		return new CancellationSignal();
		}

		@Override
		public CancellationSignal applyAsync(Context context, ViewGroup parent, Executor executor,
		OnViewAppliedListener listener) {
		return applyAsync(context, parent, executor, listener, null);
		}
		}
		}