Merge "Optionally create package preferences in getNotificationChannels()" into main (4d71ef00) · Commits · e / os / android_frameworks_base

core/java/android/app/INotificationManager.aidl

+1 −0

Original line number	Diff line number	Diff line
		@@ -114,6 +114,7 @@ interface INotificationManager
		NotificationChannel getNotificationChannelForPackage(String pkg, int uid, String channelId, String conversationId, boolean includeDeleted);
		void deleteNotificationChannel(String pkg, String channelId);
		ParceledListSlice getNotificationChannels(String callingPkg, String targetPkg, int userId);
		ParceledListSlice getOrCreateNotificationChannels(String callingPkg, String targetPkg, int userId, boolean createPrefsIfNeeded);
		ParceledListSlice getNotificationChannelsForPackage(String pkg, int uid, boolean includeDeleted);
		int getNumNotificationChannelsForPackage(String pkg, int uid, boolean includeDeleted);
		int getDeletedChannelCount(String pkg, int uid);

core/java/android/app/NotificationManager.java

+12 −8

Original line number	Diff line number	Diff line
		@@ -1211,7 +1211,8 @@ public class NotificationManager {
		mNotificationChannelListCache.query(new NotificationChannelQuery(
		mContext.getOpPackageName(),
		mContext.getPackageName(),
		mContext.getUserId())));
		mContext.getUserId(),
		true))); // create (default channel) if needed
		} else {
		INotificationManager service = service();
		try {
		@@ -1239,7 +1240,8 @@ public class NotificationManager {
		mNotificationChannelListCache.query(new NotificationChannelQuery(
		mContext.getOpPackageName(),
		mContext.getPackageName(),
		mContext.getUserId())));
		mContext.getUserId(),
		true))); // create (default channel) if needed
		} else {
		INotificationManager service = service();
		try {
		@@ -1265,7 +1267,8 @@ public class NotificationManager {
		return mNotificationChannelListCache.query(new NotificationChannelQuery(
		mContext.getOpPackageName(),
		mContext.getPackageName(),
		mContext.getUserId()));
		mContext.getUserId(),
		false));
		} else {
		INotificationManager service = service();
		try {
		@@ -1405,8 +1408,8 @@ public class NotificationManager {
		public List<NotificationChannel> apply(NotificationChannelQuery query) {
		INotificationManager service = service();
		try {
		return service.getNotificationChannels(query.callingPkg,
		query.targetPkg, query.userId).getList();
		return service.getOrCreateNotificationChannels(query.callingPkg,
		query.targetPkg, query.userId, query.createIfNeeded).getList();
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		@@ -1434,7 +1437,8 @@ public class NotificationManager {
		private record NotificationChannelQuery(
		String callingPkg,
		String targetPkg,
		int userId) {}
		int userId,
		boolean createIfNeeded) {}

		/**
		* @hide

core/tests/coretests/src/android/app/NotificationManagerTest.java

+24 −20

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@ package android.app;
		import static com.google.common.truth.Truth.assertThat;

		import static org.mockito.ArgumentMatchers.any;
		import static org.mockito.ArgumentMatchers.anyBoolean;
		import static org.mockito.ArgumentMatchers.anyInt;
		import static org.mockito.ArgumentMatchers.eq;
		import static org.mockito.Mockito.atLeast;
		@@ -269,8 +270,9 @@ public class NotificationManagerTest {

		// It doesn't matter what the returned contents are, as long as we return a channel.
		// This setup must set up getNotificationChannels(), as that's the method called.
		when(mNotificationManager.mBackendService.getNotificationChannels(any(), any(),
		anyInt())).thenReturn(new ParceledListSlice<>(List.of(exampleChannel())));
		when(mNotificationManager.mBackendService.getOrCreateNotificationChannels(any(), any(),
		anyInt(), anyBoolean())).thenReturn(
		new ParceledListSlice<>(List.of(exampleChannel())));

		// ask for the same channel 100 times without invalidating the cache
		for (int i = 0; i < 100; i++) {
		@@ -282,7 +284,7 @@ public class NotificationManagerTest {
		NotificationChannel unused = mNotificationManager.getNotificationChannel("id");

		verify(mNotificationManager.mBackendService, times(2))
		.getNotificationChannels(any(), any(), anyInt());
		.getOrCreateNotificationChannels(any(), any(), anyInt(), anyBoolean());
		}

		@Test
		@@ -295,23 +297,24 @@ public class NotificationManagerTest {
		NotificationChannel c2 = new NotificationChannel("id2", "name2",
		NotificationManager.IMPORTANCE_NONE);

		when(mNotificationManager.mBackendService.getNotificationChannels(any(), any(),
		anyInt())).thenReturn(new ParceledListSlice<>(List.of(c1, c2)));
		when(mNotificationManager.mBackendService.getOrCreateNotificationChannels(any(), any(),
		anyInt(), anyBoolean())).thenReturn(new ParceledListSlice<>(List.of(c1, c2)));

		assertThat(mNotificationManager.getNotificationChannel("id1")).isEqualTo(c1);
		assertThat(mNotificationManager.getNotificationChannel("id2")).isEqualTo(c2);
		assertThat(mNotificationManager.getNotificationChannel("id3")).isNull();

		verify(mNotificationManager.mBackendService, times(1))
		.getNotificationChannels(any(), any(), anyInt());
		.getOrCreateNotificationChannels(any(), any(), anyInt(), anyBoolean());
		}

		@Test
		@EnableFlags(Flags.FLAG_NM_BINDER_PERF_CACHE_CHANNELS)
		public void getNotificationChannels_cachedUntilInvalidated() throws Exception {
		NotificationManager.invalidateNotificationChannelCache();
		when(mNotificationManager.mBackendService.getNotificationChannels(any(), any(),
		anyInt())).thenReturn(new ParceledListSlice<>(List.of(exampleChannel())));
		when(mNotificationManager.mBackendService.getOrCreateNotificationChannels(any(), any(),
		anyInt(), anyBoolean())).thenReturn(
		new ParceledListSlice<>(List.of(exampleChannel())));

		// ask for channels 100 times without invalidating the cache
		for (int i = 0; i < 100; i++) {
		@@ -323,7 +326,7 @@ public class NotificationManagerTest {
		List<NotificationChannel> res = mNotificationManager.getNotificationChannels();

		verify(mNotificationManager.mBackendService, times(2))
		.getNotificationChannels(any(), any(), anyInt());
		.getOrCreateNotificationChannels(any(), any(), anyInt(), anyBoolean());
		assertThat(res).containsExactlyElementsIn(List.of(exampleChannel()));
		}

		@@ -341,8 +344,9 @@ public class NotificationManagerTest {
		NotificationChannel c2 = new NotificationChannel("other", "name2",
		NotificationManager.IMPORTANCE_DEFAULT);

		when(mNotificationManager.mBackendService.getNotificationChannels(any(), any(), anyInt()))
		.thenReturn(new ParceledListSlice<>(List.of(c1, conv1, c2)));
		when(mNotificationManager.mBackendService.getOrCreateNotificationChannels(any(), any(),
		anyInt(), anyBoolean())).thenReturn(
		new ParceledListSlice<>(List.of(c1, conv1, c2)));

		// Lookup for channel c1 and c2: returned as expected
		assertThat(mNotificationManager.getNotificationChannel("id")).isEqualTo(c1);
		@@ -359,9 +363,9 @@ public class NotificationManagerTest {
		// Lookup of a nonexistent channel is null
		assertThat(mNotificationManager.getNotificationChannel("id3")).isNull();

		// All of that should have been one call to getNotificationChannels()
		// All of that should have been one call to getOrCreateNotificationChannels()
		verify(mNotificationManager.mBackendService, times(1))
		.getNotificationChannels(any(), any(), anyInt());
		.getOrCreateNotificationChannels(any(), any(), anyInt(), anyBoolean());
		}

		@Test
		@@ -381,12 +385,12 @@ public class NotificationManagerTest {
		NotificationChannel channel3 = channel1.copy();
		channel3.setName("name3");

		when(mNotificationManager.mBackendService.getNotificationChannels(any(), eq(pkg1),
		eq(userId))).thenReturn(new ParceledListSlice<>(List.of(channel1)));
		when(mNotificationManager.mBackendService.getNotificationChannels(any(), eq(pkg2),
		eq(userId))).thenReturn(new ParceledListSlice<>(List.of(channel2)));
		when(mNotificationManager.mBackendService.getNotificationChannels(any(), eq(pkg1),
		eq(userId1))).thenReturn(new ParceledListSlice<>(List.of(channel3)));
		when(mNotificationManager.mBackendService.getOrCreateNotificationChannels(any(), eq(pkg1),
		eq(userId), anyBoolean())).thenReturn(new ParceledListSlice<>(List.of(channel1)));
		when(mNotificationManager.mBackendService.getOrCreateNotificationChannels(any(), eq(pkg2),
		eq(userId), anyBoolean())).thenReturn(new ParceledListSlice<>(List.of(channel2)));
		when(mNotificationManager.mBackendService.getOrCreateNotificationChannels(any(), eq(pkg1),
		eq(userId1), anyBoolean())).thenReturn(new ParceledListSlice<>(List.of(channel3)));

		// set our context to pretend to be from package 1 and userId 0
		mContext.setParameters(pkg1, pkg1, userId);
		@@ -402,7 +406,7 @@ public class NotificationManagerTest {

		// Those should have been three different calls
		verify(mNotificationManager.mBackendService, times(3))
		.getNotificationChannels(any(), any(), anyInt());
		.getOrCreateNotificationChannels(any(), any(), anyInt(), anyBoolean());
		}

		private Notification exampleNotification() {

services/core/java/com/android/server/notification/NotificationManagerService.java

+8 −1

Original line number	Diff line number	Diff line
		@@ -4983,6 +4983,12 @@ public class NotificationManagerService extends SystemService {
		@Override
		public ParceledListSlice<NotificationChannel> getNotificationChannels(
		String callingPkg, String targetPkg, int userId) {
		return getOrCreateNotificationChannels(callingPkg, targetPkg, userId, false);
		}

		@Override
		public ParceledListSlice<NotificationChannel> getOrCreateNotificationChannels(
		String callingPkg, String targetPkg, int userId, boolean createPrefsIfNeeded) {
		if (canNotifyAsPackage(callingPkg, targetPkg, userId)
		\|\| isCallingUidSystem()) {
		int targetUid = -1;
		@@ -4992,7 +4998,8 @@ public class NotificationManagerService extends SystemService {
		/* ignore */
		}
		return mPreferencesHelper.getNotificationChannels(
		targetPkg, targetUid, false /* includeDeleted */, true);
		targetPkg, targetUid, false /* includeDeleted */, true,
		createPrefsIfNeeded);
		}
		throw new SecurityException("Pkg " + callingPkg
		+ " cannot read channels for " + targetPkg + " in " + userId);

services/core/java/com/android/server/notification/PreferencesHelper.java

+16 −1

Original line number	Diff line number	Diff line
		@@ -1962,10 +1962,25 @@ public class PreferencesHelper implements RankingConfig {
		@Override
		public ParceledListSlice<NotificationChannel> getNotificationChannels(String pkg, int uid,
		boolean includeDeleted, boolean includeBundles) {
		return getNotificationChannels(pkg, uid, includeDeleted, includeBundles, false);
		}

		protected ParceledListSlice<NotificationChannel> getNotificationChannels(String pkg, int uid,
		boolean includeDeleted, boolean includeBundles, boolean createPrefsIfNeeded) {
		if (createPrefsIfNeeded && !android.app.Flags.nmBinderPerfCacheChannels()) {
		Slog.wtf(TAG,
		"getNotificationChannels called with createPrefsIfNeeded=true and flag off");
		createPrefsIfNeeded = false;
		}
		Objects.requireNonNull(pkg);
		List<NotificationChannel> channels = new ArrayList<>();
		synchronized (mLock) {
		PackagePreferences r = getPackagePreferencesLocked(pkg, uid);
		PackagePreferences r;
		if (createPrefsIfNeeded) {
		r = getOrCreatePackagePreferencesLocked(pkg, uid);
		} else {
		r = getPackagePreferencesLocked(pkg, uid);
		}
		if (r == null) {
		return ParceledListSlice.emptyList();
		}