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Commit 9e96c570 authored by Pierre Fite-Georgel's avatar Pierre Fite-Georgel
Browse files

This CL introduces new member variable on android.location.Location (see api/current.txt). 

In this CL, I pushed
   location.setElapsedRealtimeNanos(SystemClock.elapsedRealtimeNanos()); (from Java)

Test: This patchset include a CTS test for location.java changes.
Bug: 121353225
Change-Id: I606e23175e2fb6405660ed032b41c9996f1ba0c8
parent 09446796

api/current.txt

+3 −0
Original line number Diff line number Diff line
@@ -22854,6 +22854,7 @@ package android.location { 
    method public float getBearing();

    method public float getBearingAccuracyDegrees();

    method public long getElapsedRealtimeNanos();

    method public long getElapsedRealtimeUncertaintyNanos();

    method public android.os.Bundle getExtras();

    method public double getLatitude();

    method public double getLongitude();
@@ -22866,6 +22867,7 @@ package android.location { 
    method public boolean hasAltitude();

    method public boolean hasBearing();

    method public boolean hasBearingAccuracy();

    method public boolean hasElapsedRealtimeUncertaintyNanos();

    method public boolean hasSpeed();

    method public boolean hasSpeedAccuracy();

    method public boolean hasVerticalAccuracy();
@@ -22881,6 +22883,7 @@ package android.location { 
    method public void setBearing(float);

    method public void setBearingAccuracyDegrees(float);

    method public void setElapsedRealtimeNanos(long);

    method public void setElapsedRealtimeUncertaintyNanos(long);

    method public void setExtras(android.os.Bundle);

    method public void setLatitude(double);

    method public void setLongitude(double);

location/java/android/location/Location.java

+46 −0
Original line number Diff line number Diff line
@@ -113,6 +113,10 @@ public class Location implements Parcelable { 
     * Bit mask for mFieldsMask indicating the presence of mBearingAccuracy.

     */

    private static final int HAS_BEARING_ACCURACY_MASK = 128;

    /**

     * Bit mask for mFieldsMask indicating the presence of mElapsedRealtimeUncertaintyNanos.

     */

    private static final int HAS_ELAPSED_REALTIME_UNCERTAINTY_MASK = 256;



    // Cached data to make bearing/distance computations more efficient for the case

    // where distanceTo and bearingTo are called in sequence.  Assume this typically happens
@@ -130,6 +134,9 @@ public class Location implements Parcelable { 
    private long mTime = 0;

    @UnsupportedAppUsage

    private long mElapsedRealtimeNanos = 0;

    // Estimate of the relative precision of the alignment of this SystemClock

    // timestamp, with the reported measurements in nanoseconds (68% confidence).

    private long mElapsedRealtimeUncertaintyNanos = 0;

    private double mLatitude = 0.0;

    private double mLongitude = 0.0;

    private double mAltitude = 0.0f;
@@ -171,6 +178,7 @@ public class Location implements Parcelable { 
        mProvider = l.mProvider;

        mTime = l.mTime;

        mElapsedRealtimeNanos = l.mElapsedRealtimeNanos;

        mElapsedRealtimeUncertaintyNanos = l.mElapsedRealtimeUncertaintyNanos;

        mFieldsMask = l.mFieldsMask;

        mLatitude = l.mLatitude;

        mLongitude = l.mLongitude;
@@ -191,6 +199,7 @@ public class Location implements Parcelable { 
        mProvider = null;

        mTime = 0;

        mElapsedRealtimeNanos = 0;

        mElapsedRealtimeUncertaintyNanos = 0;

        mFieldsMask = 0;

        mLatitude = 0;

        mLongitude = 0;
@@ -585,6 +594,37 @@ public class Location implements Parcelable { 
        mElapsedRealtimeNanos = time;

    }



    /**

     * Get estimate of the relative precision of the alignment of the

     * ElapsedRealtimeNanos timestamp, with the reported measurements in

     * nanoseconds (68% confidence).

     *

     * @return uncertainty of elapsed real-time of fix, in nanoseconds.

     */

    public long getElapsedRealtimeUncertaintyNanos() {

        return mElapsedRealtimeUncertaintyNanos;

    }



    /**

     * Set estimate of the relative precision of the alignment of the

     * ElapsedRealtimeNanos timestamp, with the reported measurements in

     * nanoseconds (68% confidence).

     *

     * @param time uncertainty of the elapsed real-time of fix, in nanoseconds.

     */

    public void setElapsedRealtimeUncertaintyNanos(long time) {

        mElapsedRealtimeUncertaintyNanos = time;

        mFieldsMask |= HAS_ELAPSED_REALTIME_UNCERTAINTY_MASK;

    }



    /**

     * True if this location has a elapsed realtime accuracy.

     */

    public boolean hasElapsedRealtimeUncertaintyNanos() {

        return (mFieldsMask & HAS_ELAPSED_REALTIME_UNCERTAINTY_MASK) != 0;

    }





    /**

     * Get the latitude, in degrees.

     *
@@ -1062,6 +1102,10 @@ public class Location implements Parcelable { 
            s.append(" et=");

            TimeUtils.formatDuration(mElapsedRealtimeNanos / 1000000L, s);

        }

        if (hasElapsedRealtimeUncertaintyNanos()) {

            s.append(" etAcc=");

            TimeUtils.formatDuration(mElapsedRealtimeUncertaintyNanos / 1000000L, s);

        }

        if (hasAltitude()) s.append(" alt=").append(mAltitude);

        if (hasSpeed()) s.append(" vel=").append(mSpeed);

        if (hasBearing()) s.append(" bear=").append(mBearing);
@@ -1092,6 +1136,7 @@ public class Location implements Parcelable { 
            Location l = new Location(provider);

            l.mTime = in.readLong();

            l.mElapsedRealtimeNanos = in.readLong();

            l.mElapsedRealtimeUncertaintyNanos = in.readLong();

            l.mFieldsMask = in.readByte();

            l.mLatitude = in.readDouble();

            l.mLongitude = in.readDouble();
@@ -1122,6 +1167,7 @@ public class Location implements Parcelable { 
        parcel.writeString(mProvider);

        parcel.writeLong(mTime);

        parcel.writeLong(mElapsedRealtimeNanos);

        parcel.writeLong(mElapsedRealtimeUncertaintyNanos);

        parcel.writeByte(mFieldsMask);

        parcel.writeDouble(mLatitude);

        parcel.writeDouble(mLongitude);

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

+8 −3
Original line number Diff line number Diff line
@@ -142,6 +142,7 @@ public class GnssLocationProvider extends AbstractLocationProvider implements 


    // these need to match ElapsedRealtimeFlags enum in types.hal

    private static final int ELAPSED_REALTIME_HAS_TIMESTAMP_NS = 1;

    private static final int ELAPSED_REALTIME_HAS_TIME_UNCERTAINTY_NS = 2;



    // IMPORTANT - the GPS_DELETE_* symbols here must match GnssAidingData enum in IGnss.hal

    private static final int GPS_DELETE_EPHEMERIS = 0x0001;
@@ -761,15 +762,18 @@ public class GnssLocationProvider extends AbstractLocationProvider implements 
        float bearingAccuracyDegrees = location.getBearingAccuracyDegrees();

        long timestamp = location.getTime();



        int elapsedRealtimeFlags = ELAPSED_REALTIME_HAS_TIMESTAMP_NS;

        int elapsedRealtimeFlags = ELAPSED_REALTIME_HAS_TIMESTAMP_NS

                | (location.hasElapsedRealtimeUncertaintyNanos()

                        ? ELAPSED_REALTIME_HAS_TIME_UNCERTAINTY_NS : 0);

        long elapsedRealtimeNanos = location.getElapsedRealtimeNanos();

        long elapsedRealtimeUncertaintyNanos = location.getElapsedRealtimeUncertaintyNanos();



        native_inject_best_location(

                gnssLocationFlags, latitudeDegrees, longitudeDegrees,

                altitudeMeters, speedMetersPerSec, bearingDegrees,

                horizontalAccuracyMeters, verticalAccuracyMeters,

                speedAccuracyMetersPerSecond, bearingAccuracyDegrees, timestamp,

                elapsedRealtimeFlags, elapsedRealtimeNanos);

                elapsedRealtimeFlags, elapsedRealtimeNanos, elapsedRealtimeUncertaintyNanos);

    }



    /** Returns true if the location request is too frequent. */
@@ -2161,7 +2165,8 @@ public class GnssLocationProvider extends AbstractLocationProvider implements 
            double altitudeMeters, float speedMetersPerSec, float bearingDegrees,

            float horizontalAccuracyMeters, float verticalAccuracyMeters,

            float speedAccuracyMetersPerSecond, float bearingAccuracyDegrees,

            long timestamp, int elapsedRealtimeFlags, long elapsedRealtimeNanos);

            long timestamp, int elapsedRealtimeFlags, long elapsedRealtimeNanos,

            long elapsedRealtimeUncertaintyNanos);



    private native void native_inject_location(double latitude, double longitude, float accuracy);

services/core/jni/com_android_server_location_GnssLocationProvider.cpp

+12 −4
Original line number Diff line number Diff line
@@ -491,6 +491,10 @@ static jobject translateGnssLocation(JNIEnv* env, 
        SET(ElapsedRealtimeNanos, location.elapsedRealtime.timestampNs);

    }



    if (flags & ElapsedRealtimeFlags::HAS_TIME_UNCERTAINTY_NS) {

        SET(ElapsedUncertaintyRealtimeNanos, location.elapsedRealtime.timeUncertaintyNs);

    }



    return object.get();

}
@@ -521,7 +525,8 @@ static GnssLocation_V2_0 createGnssLocation_V2_0( 
        jdouble altitudeMeters, jfloat speedMetersPerSec, jfloat bearingDegrees,

        jfloat horizontalAccuracyMeters, jfloat verticalAccuracyMeters,

        jfloat speedAccuracyMetersPerSecond, jfloat bearingAccuracyDegrees,

        jlong timestamp, jint elapsedRealtimeFlags, jlong elapsedRealtimeNanos) {

        jlong timestamp, jint elapsedRealtimeFlags, jlong elapsedRealtimeNanos,

        jlong elapsedRealtimeUncertaintyNanos) {

    GnssLocation_V2_0 location;

    location.v1_0 = createGnssLocation_V1_0(

            gnssLocationFlags, latitudeDegrees, longitudeDegrees, altitudeMeters,
@@ -531,6 +536,7 @@ static GnssLocation_V2_0 createGnssLocation_V2_0( 


    location.elapsedRealtime.flags = static_cast<uint16_t>(elapsedRealtimeFlags);

    location.elapsedRealtime.timestampNs = static_cast<uint64_t>(elapsedRealtimeNanos);

    location.elapsedRealtime.timeUncertaintyNs = static_cast<uint64_t>(elapsedRealtimeUncertaintyNanos);



    return location;

}
@@ -1877,7 +1883,8 @@ static void android_location_GnssLocationProvider_inject_best_location( 
        jfloat bearingAccuracyDegrees,

        jlong timestamp,

        jint elapsedRealtimeFlags,

        jlong elapsedRealtimeNanos) {

        jlong elapsedRealtimeNanos,

        jlong elapsedRealtimeUncertaintyNanos) {

    if (gnssHal_V2_0 != nullptr) {

        GnssLocation_V2_0 location = createGnssLocation_V2_0(

                gnssLocationFlags,
@@ -1892,7 +1899,8 @@ static void android_location_GnssLocationProvider_inject_best_location( 
                bearingAccuracyDegrees,

                timestamp,

                elapsedRealtimeFlags,

                elapsedRealtimeNanos);

                elapsedRealtimeNanos,

                elapsedRealtimeUncertaintyNanos);

        auto result = gnssHal_V2_0->injectBestLocation_2_0(location);



        if (!result.isOk() || !result) {
@@ -2803,7 +2811,7 @@ static const JNINativeMethod sMethods[] = { 
            android_location_GnssLocationProvider_read_nmea)},

    {"native_inject_time", "(JJI)V", reinterpret_cast<void *>(

            android_location_GnssLocationProvider_inject_time)},

    {"native_inject_best_location", "(IDDDFFFFFFJIJ)V", reinterpret_cast<void *>(

    {"native_inject_best_location", "(IDDDFFFFFFJIJJ)V", reinterpret_cast<void *>(

            android_location_GnssLocationProvider_inject_best_location)},

    {"native_inject_location", "(DDF)V", reinterpret_cast<void *>(

            android_location_GnssLocationProvider_inject_location)},