Merge "Remove forward matches before checking for default" into oc-dev (d53cbfd0) · Commits · e / os / android_frameworks_base

services/usb/java/com/android/server/usb/UsbProfileGroupSettingsManager.java

+78 −45

Original line number	Diff line number	Diff line
		@@ -841,7 +841,7 @@ class UsbProfileGroupSettingsManager {
		// Only one of device and accessory should be non-null.
		private boolean packageMatchesLocked(ResolveInfo info, String metaDataName,
		UsbDevice device, UsbAccessory accessory) {
		if (info.getComponentInfo().name.equals(FORWARD_INTENT_TO_MANAGED_PROFILE)) {
		if (isForwardMatch(info)) {
		return true;
		}

		@@ -901,6 +901,17 @@ class UsbProfileGroupSettingsManager {
		return resolveInfos;
		}

		/**
		* If this match used to forward the intent to another profile?
		*
		* @param match The match
		*
		* @return {@code true} iff this is such a forward match
		*/
		private boolean isForwardMatch(@NonNull ResolveInfo match) {
		return match.getComponentInfo().name.equals(FORWARD_INTENT_TO_MANAGED_PROFILE);
		}

		/**
		* Only return those matches with the highest priority.
		*
		@@ -909,16 +920,23 @@ class UsbProfileGroupSettingsManager {
		* @return The matches with the highest priority
		*/
		@NonNull
		private ArrayList<ResolveInfo> preferHighPriority(
		@NonNull ArrayList<ResolveInfo> matches) {
		private ArrayList<ResolveInfo> preferHighPriority(@NonNull ArrayList<ResolveInfo> matches) {
		SparseArray<ArrayList<ResolveInfo>> highestPriorityMatchesByUserId = new SparseArray<>();
		SparseIntArray highestPriorityByUserId = new SparseIntArray();
		ArrayList<ResolveInfo> forwardMatches = new ArrayList<>();

		// Create list of highest priority matches per user in highestPriorityMatchesByUserId
		int numMatches = matches.size();
		for (int matchNum = 0; matchNum < numMatches; matchNum++) {
		ResolveInfo match = matches.get(matchNum);

		// Unnecessary forward matches are filtered out later, hence collect them all to add
		// them below
		if (isForwardMatch(match)) {
		forwardMatches.add(match);
		continue;
		}

		// If this a previously unknown user?
		if (highestPriorityByUserId.indexOfKey(match.targetUserId) < 0) {
		highestPriorityByUserId.put(match.targetUserId, Integer.MIN_VALUE);
		@@ -940,9 +958,10 @@ class UsbProfileGroupSettingsManager {
		}
		}

		// Combine all users back together. This means that all matches have the same priority for a
		// user. Matches for different users might have different priority.
		ArrayList<ResolveInfo> combinedMatches = new ArrayList<>();
		// Combine all users (+ forward matches) back together. This means that all non-forward
		// matches have the same priority for a user. Matches for different users might have
		// different priority.
		ArrayList<ResolveInfo> combinedMatches = new ArrayList<>(forwardMatches);
		int numMatchArrays = highestPriorityMatchesByUserId.size();
		for (int matchArrayNum = 0; matchArrayNum < numMatchArrays; matchArrayNum++) {
		combinedMatches.addAll(highestPriorityMatchesByUserId.valueAt(matchArrayNum));
		@@ -951,6 +970,51 @@ class UsbProfileGroupSettingsManager {
		return combinedMatches;
		}

		/**
		* If there are no matches for a profile, remove the forward intent to this profile.
		*
		* @param rawMatches The matches that contain all forward intents
		*
		* @return The matches with the unnecessary forward intents removed
		*/
		@NonNull private ArrayList<ResolveInfo> removeForwardIntentIfNotNeeded(
		@NonNull ArrayList<ResolveInfo> rawMatches) {
		final int numRawMatches = rawMatches.size();

		// The raw matches contain the activities that can be started but also the intents to
		// forward the intent to the other profile
		int numParentActivityMatches = 0;
		int numNonParentActivityMatches = 0;
		for (int i = 0; i < numRawMatches; i++) {
		final ResolveInfo rawMatch = rawMatches.get(i);
		if (!isForwardMatch(rawMatch)) {
		if (UserHandle.getUserHandleForUid(
		rawMatch.activityInfo.applicationInfo.uid).equals(mParentUser)) {
		numParentActivityMatches++;
		} else {
		numNonParentActivityMatches++;
		}
		}
		}

		// If only one profile has activity matches, we need to remove all switch intents
		if (numParentActivityMatches == 0 \|\| numNonParentActivityMatches == 0) {
		ArrayList<ResolveInfo> matches = new ArrayList<>(
		numParentActivityMatches + numNonParentActivityMatches);

		for (int i = 0; i < numRawMatches; i++) {
		ResolveInfo rawMatch = rawMatches.get(i);
		if (!isForwardMatch(rawMatch)) {
		matches.add(rawMatch);
		}
		}
		return matches;

		} else {
		return rawMatches;
		}
		}

		private final ArrayList<ResolveInfo> getDeviceMatchesLocked(UsbDevice device, Intent intent) {
		ArrayList<ResolveInfo> matches = new ArrayList<ResolveInfo>();
		List<ResolveInfo> resolveInfos = queryIntentActivitiesForAllProfiles(intent);
		@@ -961,7 +1025,8 @@ class UsbProfileGroupSettingsManager {
		matches.add(resolveInfo);
		}
		}
		return preferHighPriority(matches);

		return removeForwardIntentIfNotNeeded(preferHighPriority(matches));
		}

		private final ArrayList<ResolveInfo> getAccessoryMatchesLocked(
		@@ -975,7 +1040,8 @@ class UsbProfileGroupSettingsManager {
		matches.add(resolveInfo);
		}
		}
		return preferHighPriority(matches);

		return removeForwardIntentIfNotNeeded(preferHighPriority(matches));
		}

		public void deviceAttached(UsbDevice device) {
		@@ -1067,34 +1133,16 @@ class UsbProfileGroupSettingsManager {
		* Start the appropriate package when an device/accessory got attached.
		*
		* @param intent The intent to start the package
		* @param rawMatches The available resolutions of the intent
		* @param matches The available resolutions of the intent
		* @param defaultActivity The default activity for the device (if set)
		* @param device The device if a device was attached
		* @param accessory The accessory if a device was attached
		*/
		private void resolveActivity(@NonNull Intent intent, @NonNull ArrayList<ResolveInfo> rawMatches,
		private void resolveActivity(@NonNull Intent intent, @NonNull ArrayList<ResolveInfo> matches,
		@Nullable ActivityInfo defaultActivity, @Nullable UsbDevice device,
		@Nullable UsbAccessory accessory) {
		final int numRawMatches = rawMatches.size();

		// The raw matches contain the activities that can be started but also the intents to switch
		// between the profiles
		int numParentActivityMatches = 0;
		int numNonParentActivityMatches = 0;
		for (int i = 0; i < numRawMatches; i++) {
		final ResolveInfo rawMatch = rawMatches.get(i);
		if (!rawMatch.getComponentInfo().name.equals(FORWARD_INTENT_TO_MANAGED_PROFILE)) {
		if (UserHandle.getUserHandleForUid(
		rawMatch.activityInfo.applicationInfo.uid).equals(mParentUser)) {
		numParentActivityMatches++;
		} else {
		numNonParentActivityMatches++;
		}
		}
		}

		// don't show the resolver activity if there are no choices available
		if (numParentActivityMatches + numNonParentActivityMatches == 0) {
		if (matches.size() == 0) {
		if (accessory != null) {
		String uri = accessory.getUri();
		if (uri != null && uri.length() > 0) {
		@@ -1117,21 +1165,6 @@ class UsbProfileGroupSettingsManager {
		return;
		}

		// If only one profile has activity matches, we need to remove all switch intents
		ArrayList<ResolveInfo> matches;
		if (numParentActivityMatches == 0 \|\| numNonParentActivityMatches == 0) {
		matches = new ArrayList<>(numParentActivityMatches + numNonParentActivityMatches);

		for (int i = 0; i < numRawMatches; i++) {
		ResolveInfo rawMatch = rawMatches.get(i);
		if (!rawMatch.getComponentInfo().name.equals(FORWARD_INTENT_TO_MANAGED_PROFILE)) {
		matches.add(rawMatch);
		}
		}
		} else {
		matches = rawMatches;
		}

		if (defaultActivity != null) {
		UsbUserSettingsManager defaultRIUserSettings = mSettingsManager.getSettingsForUser(
		UserHandle.getUserId(defaultActivity.applicationInfo.uid));
		@@ -1216,10 +1249,10 @@ class UsbProfileGroupSettingsManager {
		if (matches.size() == 1) {
		final ActivityInfo activityInfo = matches.get(0).activityInfo;
		if (activityInfo != null) {
		// bypass dialog and launch the only matching activity
		if (mDisablePermissionDialogs) {
		return activityInfo;
		}
		// System apps are considered default unless there are other matches
		if (activityInfo.applicationInfo != null
		&& (activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM)
		!= 0) {