Merge "Restore GpsStatus listeners" into qt-dev (5a57ce53) · Commits · e / os / android_frameworks_base

location/java/android/location/LocationManager.java

+85 −21

Original line number	Diff line number	Diff line
		@@ -82,6 +82,8 @@ public class LocationManager {
		new ArrayMap<>();
		private final ArrayMap<OnNmeaMessageListener, GnssStatusListenerTransport> mGnssNmeaListeners =
		new ArrayMap<>();
		private final ArrayMap<GpsStatus.Listener, GnssStatusListenerTransport> mGpsStatusListeners =
		new ArrayMap<>();
		// volatile + GnssStatus final-fields pattern to avoid a partially published object
		private volatile GnssStatus mGnssStatus;
		private int mTimeToFirstFix;
		@@ -1703,6 +1705,33 @@ public class LocationManager {
		mNmeaBuffer = new ArrayList<>();
		}

		GnssStatusListenerTransport(GpsStatus.Listener listener, Handler handler) {
		mGnssHandler = new GnssHandler(handler);
		mNmeaBuffer = null;
		mGnssCallback = listener != null ? new GnssStatus.Callback() {
		@Override
		public void onStarted() {
		listener.onGpsStatusChanged(GpsStatus.GPS_EVENT_STARTED);
		}

		@Override
		public void onStopped() {
		listener.onGpsStatusChanged(GpsStatus.GPS_EVENT_STOPPED);
		}

		@Override
		public void onFirstFix(int ttff) {
		listener.onGpsStatusChanged(GpsStatus.GPS_EVENT_FIRST_FIX);
		}

		@Override
		public void onSatelliteStatusChanged(GnssStatus status) {
		listener.onGpsStatusChanged(GpsStatus.GPS_EVENT_SATELLITE_STATUS);
		}
		} : null;
		mGnssNmeaListener = null;
		}

		@Override
		public void onGnssStarted() {
		if (mGnssCallback != null) {
		@@ -1763,7 +1792,22 @@ public class LocationManager {
		@Deprecated
		@RequiresPermission(ACCESS_FINE_LOCATION)
		public boolean addGpsStatusListener(GpsStatus.Listener listener) {
		return false;
		boolean result;

		if (mGpsStatusListeners.get(listener) != null) {
		return true;
		}
		try {
		GnssStatusListenerTransport transport = new GnssStatusListenerTransport(listener, null);
		result = mService.registerGnssStatusCallback(transport, mContext.getPackageName());
		if (result) {
		mGpsStatusListeners.put(listener, transport);
		}
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}

		return result;
		}

		/**
		@@ -1773,7 +1817,16 @@ public class LocationManager {
		* @deprecated use {@link #unregisterGnssStatusCallback(GnssStatus.Callback)} instead.
		*/
		@Deprecated
		public void removeGpsStatusListener(GpsStatus.Listener listener) {}
		public void removeGpsStatusListener(GpsStatus.Listener listener) {
		try {
		GnssStatusListenerTransport transport = mGpsStatusListeners.remove(listener);
		if (transport != null) {
		mService.unregisterGnssStatusCallback(transport);
		}
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		}

		/**
		* Registers a GNSS status callback.
		@@ -1803,8 +1856,8 @@ public class LocationManager {
		public boolean registerGnssStatusCallback(
		@NonNull GnssStatus.Callback callback, @Nullable Handler handler) {
		boolean result;
		synchronized (mGnssStatusListeners) {
		if (mGnssStatusListeners.get(callback) != null) {
		// listener is already registered
		return true;
		}
		try {
		@@ -1817,6 +1870,7 @@ public class LocationManager {
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		}

		return result;
		}
		@@ -1827,6 +1881,7 @@ public class LocationManager {
		* @param callback GNSS status callback object to remove
		*/
		public void unregisterGnssStatusCallback(@NonNull GnssStatus.Callback callback) {
		synchronized (mGnssStatusListeners) {
		try {
		GnssStatusListenerTransport transport = mGnssStatusListeners.remove(callback);
		if (transport != null) {
		@@ -1836,6 +1891,7 @@ public class LocationManager {
		throw e.rethrowFromSystemServer();
		}
		}
		}

		/**
		* Adds an NMEA listener.
		@@ -2106,7 +2162,15 @@ public class LocationManager {
		@Deprecated
		@RequiresPermission(ACCESS_FINE_LOCATION)
		public @Nullable GpsStatus getGpsStatus(@Nullable GpsStatus status) {
		return null;
		if (status == null) {
		status = new GpsStatus();
		}
		// When mGnssStatus is null, that means that this method is called outside
		// onGpsStatusChanged(). Return an empty status to maintain backwards compatibility.
		if (mGnssStatus != null) {
		status.setStatus(mGnssStatus, mTimeToFirstFix);
		}
		return status;
		}

		/**

services/core/java/com/android/server/location/LocationProviderProxy.java

+2 −2

File changed.

Contains only whitespace changes.