Make GnssStatus and GpsStatus testable (0d1890b0) · Commits · e / os / android_frameworks_base

api/current.txt

+20 −12

Original line number	Diff line number	Diff line
		@@ -23038,17 +23038,17 @@ package android.location {
		}

		public final class GnssStatus {
		method public float getAzimuthDegrees(int);
		method public float getCarrierFrequencyHz(int);
		method public float getCn0DbHz(int);
		method public int getConstellationType(int);
		method public float getElevationDegrees(int);
		method public int getSatelliteCount();
		method public int getSvid(int);
		method public boolean hasAlmanacData(int);
		method public boolean hasCarrierFrequencyHz(int);
		method public boolean hasEphemerisData(int);
		method public boolean usedInFix(int);
		method @FloatRange(from=0, to=360) public float getAzimuthDegrees(@IntRange(from=0) int);
		method @FloatRange(from=0) public float getCarrierFrequencyHz(@IntRange(from=0) int);
		method @FloatRange(from=0, to=63) public float getCn0DbHz(@IntRange(from=0) int);
		method public int getConstellationType(@IntRange(from=0) int);
		method @FloatRange(from=0xffffffa6, to=90) public float getElevationDegrees(@IntRange(from=0) int);
		method @IntRange(from=0) public int getSatelliteCount();
		method @IntRange(from=1, to=200) public int getSvid(@IntRange(from=0) int);
		method public boolean hasAlmanacData(@IntRange(from=0) int);
		method public boolean hasCarrierFrequencyHz(@IntRange(from=0) int);
		method public boolean hasEphemerisData(@IntRange(from=0) int);
		method public boolean usedInFix(@IntRange(from=0) int);
		field public static final int CONSTELLATION_BEIDOU = 5; // 0x5
		field public static final int CONSTELLATION_GALILEO = 6; // 0x6
		field public static final int CONSTELLATION_GLONASS = 3; // 0x3
		@@ -23059,10 +23059,17 @@ package android.location {
		field public static final int CONSTELLATION_UNKNOWN = 0; // 0x0
		}

		public static final class GnssStatus.Builder {
		ctor public GnssStatus.Builder();
		method @NonNull public android.location.GnssStatus.Builder addSatellite(int, @IntRange(from=1, to=200) int, @FloatRange(from=0, to=63) float, @FloatRange(from=0xffffffa6, to=90) float, @FloatRange(from=0, to=360) float, boolean, boolean, boolean, boolean, @FloatRange(from=0) float);
		method @NonNull public android.location.GnssStatus build();
		method @NonNull public android.location.GnssStatus.Builder clearSatellites();
		}

		public abstract static class GnssStatus.Callback {
		ctor public GnssStatus.Callback();
		method public void onFirstFix(int);
		method public void onSatelliteStatusChanged(android.location.GnssStatus);
		method public void onSatelliteStatusChanged(@NonNull android.location.GnssStatus);
		method public void onStarted();
		method public void onStopped();
		}
		@@ -23078,6 +23085,7 @@ package android.location {
		}

		@Deprecated public final class GpsStatus {
		method @Deprecated @NonNull public static android.location.GpsStatus create(@NonNull android.location.GnssStatus, int);
		method @Deprecated public int getMaxSatellites();
		method @Deprecated public Iterable<android.location.GpsSatellite> getSatellites();
		method @Deprecated public int getTimeToFirstFix();

location/java/android/location/GnssStatus.java

+202 −75

Original line number	Diff line number	Diff line
		@@ -16,15 +16,21 @@

		package android.location;

		import android.annotation.FloatRange;
		import android.annotation.IntDef;
		import android.annotation.IntRange;
		import android.annotation.NonNull;

		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.util.ArrayList;

		/**
		* This class represents the current state of the GNSS engine.
		* This class is used in conjunction with the {@link GnssStatus.Callback}.
		* This class represents the current state of the GNSS engine and is used in conjunction with
		* {@link GnssStatus.Callback}.
		*
		* @see LocationManager#registerGnssStatusCallback
		* @see GnssStatus.Callback
		*/
		public final class GnssStatus {

		@@ -52,75 +58,88 @@ public final class GnssStatus {
		/** @hide */
		public static final int CONSTELLATION_COUNT = 8;

		/** @hide */
		public static final int GNSS_SV_FLAGS_NONE = 0;
		/** @hide */
		public static final int GNSS_SV_FLAGS_HAS_EPHEMERIS_DATA = (1 << 0);
		/** @hide */
		public static final int GNSS_SV_FLAGS_HAS_ALMANAC_DATA = (1 << 1);
		/** @hide */
		public static final int GNSS_SV_FLAGS_USED_IN_FIX = (1 << 2);
		/** @hide */
		public static final int GNSS_SV_FLAGS_HAS_CARRIER_FREQUENCY = (1 << 3);
		private static final int SVID_FLAGS_NONE = 0;
		private static final int SVID_FLAGS_HAS_EPHEMERIS_DATA = (1 << 0);
		private static final int SVID_FLAGS_HAS_ALMANAC_DATA = (1 << 1);
		private static final int SVID_FLAGS_USED_IN_FIX = (1 << 2);
		private static final int SVID_FLAGS_HAS_CARRIER_FREQUENCY = (1 << 3);

		/** @hide */
		public static final int SVID_SHIFT_WIDTH = 8;
		/** @hide */
		public static final int CONSTELLATION_TYPE_SHIFT_WIDTH = 4;
		/** @hide */
		public static final int CONSTELLATION_TYPE_MASK = 0xf;
		private static final int SVID_SHIFT_WIDTH = 8;
		private static final int CONSTELLATION_TYPE_SHIFT_WIDTH = 4;
		private static final int CONSTELLATION_TYPE_MASK = 0xf;

		/**
		* Used for receiving notifications when GNSS events happen.
		*
		* @see LocationManager#registerGnssStatusCallback
		*/
		public static abstract class Callback {
		/**
		* Called when GNSS system has started.
		*/
		public void onStarted() {}
		public void onStarted() {
		}

		/**
		* Called when GNSS system has stopped.
		*/
		public void onStopped() {}
		public void onStopped() {
		}

		/**
		* Called when the GNSS system has received its first fix since starting.
		*
		* @param ttffMillis the time from start to first fix in milliseconds.
		*/
		public void onFirstFix(int ttffMillis) {}
		public void onFirstFix(int ttffMillis) {
		}

		/**
		* Called periodically to report GNSS satellite status.
		*
		* @param status the current status of all satellites.
		*/
		public void onSatelliteStatusChanged(GnssStatus status) {}
		public void onSatelliteStatusChanged(@NonNull GnssStatus status) {
		}
		}

		/**
		* Constellation type.
		*
		* @hide
		*/
		@Retention(RetentionPolicy.SOURCE)
		@IntDef({CONSTELLATION_UNKNOWN, CONSTELLATION_GPS, CONSTELLATION_SBAS, CONSTELLATION_GLONASS,
		CONSTELLATION_QZSS, CONSTELLATION_BEIDOU, CONSTELLATION_GALILEO, CONSTELLATION_IRNSS})
		public @interface ConstellationType {}

		final int[] mSvidWithFlags;
		final float[] mCn0DbHz;
		final float[] mElevations;
		final float[] mAzimuths;
		final int mSvCount;
		final float[] mCarrierFrequencies;
		public @interface ConstellationType {
		}

		/**
		* Create a GnssStatus that wraps the given arguments without any additional overhead. Callers
		* are responsible for guaranteeing that the arguments are never modified after calling this
		* method.
		*
		* @hide
		*/
		public GnssStatus(int svCount, int[] svidWithFlags, float[] cn0s, float[] elevations,
		@NonNull
		public static GnssStatus wrap(int svCount, int[] svidWithFlags, float[] cn0DbHzs,
		float[] elevations, float[] azimuths, float[] carrierFrequencies) {
		return new GnssStatus(svCount, svidWithFlags, cn0DbHzs, elevations, azimuths,
		carrierFrequencies);
		}

		private final int mSvCount;
		private final int[] mSvidWithFlags;
		private final float[] mCn0DbHzs;
		private final float[] mElevations;
		private final float[] mAzimuths;
		private final float[] mCarrierFrequencies;

		private GnssStatus(int svCount, int[] svidWithFlags, float[] cn0DbHzs, float[] elevations,
		float[] azimuths, float[] carrierFrequencies) {
		mSvCount = svCount;
		mSvidWithFlags = svidWithFlags;
		mCn0DbHz = cn0s;
		mCn0DbHzs = cn0DbHzs;
		mElevations = elevations;
		mAzimuths = azimuths;
		mCarrierFrequencies = carrierFrequencies;
		@@ -129,6 +148,7 @@ public final class GnssStatus {
		/**
		* Gets the total number of satellites in satellite list.
		*/
		@IntRange(from = 0)
		public int getSatelliteCount() {
		return mSvCount;
		}
		@@ -136,11 +156,11 @@ public final class GnssStatus {
		/**
		* Retrieves the constellation type of the satellite at the specified index.
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		@ConstellationType
		public int getConstellationType(int satIndex) {
		return ((mSvidWithFlags[satIndex] >> CONSTELLATION_TYPE_SHIFT_WIDTH)
		public int getConstellationType(@IntRange(from = 0) int satelliteIndex) {
		return ((mSvidWithFlags[satelliteIndex] >> CONSTELLATION_TYPE_SHIFT_WIDTH)
		& CONSTELLATION_TYPE_MASK);
		}

		@@ -167,101 +187,104 @@ public final class GnssStatus {
		* <li>Beidou: 1-37</li>
		* </ul>
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public int getSvid(int satIndex) {
		return mSvidWithFlags[satIndex] >> SVID_SHIFT_WIDTH;
		@IntRange(from = 1, to = 200)
		public int getSvid(@IntRange(from = 0) int satelliteIndex) {
		return mSvidWithFlags[satelliteIndex] >> SVID_SHIFT_WIDTH;
		}

		/**
		* Retrieves the carrier-to-noise density at the antenna of the satellite at the specified index
		* in dB-Hz.
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public float getCn0DbHz(int satIndex) {
		return mCn0DbHz[satIndex];
		@FloatRange(from = 0, to = 63)
		public float getCn0DbHz(@IntRange(from = 0) int satelliteIndex) {
		return mCn0DbHzs[satelliteIndex];
		}

		/**
		* Retrieves the elevation of the satellite at the specified index.
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public float getElevationDegrees(int satIndex) {
		return mElevations[satIndex];
		@FloatRange(from = -90, to = 90)
		public float getElevationDegrees(@IntRange(from = 0) int satelliteIndex) {
		return mElevations[satelliteIndex];
		}

		/**
		* Retrieves the azimuth the satellite at the specified index.
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public float getAzimuthDegrees(int satIndex) {
		return mAzimuths[satIndex];
		@FloatRange(from = 0, to = 360)
		public float getAzimuthDegrees(@IntRange(from = 0) int satelliteIndex) {
		return mAzimuths[satelliteIndex];
		}

		/**
		* Reports whether the satellite at the specified index has ephemeris data.
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public boolean hasEphemerisData(int satIndex) {
		return (mSvidWithFlags[satIndex] & GNSS_SV_FLAGS_HAS_EPHEMERIS_DATA) != 0;
		public boolean hasEphemerisData(@IntRange(from = 0) int satelliteIndex) {
		return (mSvidWithFlags[satelliteIndex] & SVID_FLAGS_HAS_EPHEMERIS_DATA) != 0;
		}

		/**
		* Reports whether the satellite at the specified index has almanac data.
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public boolean hasAlmanacData(int satIndex) {
		return (mSvidWithFlags[satIndex] & GNSS_SV_FLAGS_HAS_ALMANAC_DATA) != 0;
		public boolean hasAlmanacData(@IntRange(from = 0) int satelliteIndex) {
		return (mSvidWithFlags[satelliteIndex] & SVID_FLAGS_HAS_ALMANAC_DATA) != 0;
		}

		/**
		* Reports whether the satellite at the specified index was used in the calculation of the most
		* recent position fix.
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public boolean usedInFix(int satIndex) {
		return (mSvidWithFlags[satIndex] & GNSS_SV_FLAGS_USED_IN_FIX) != 0;
		public boolean usedInFix(@IntRange(from = 0) int satelliteIndex) {
		return (mSvidWithFlags[satelliteIndex] & SVID_FLAGS_USED_IN_FIX) != 0;
		}

		/**
		* Reports whether a valid {@link #getCarrierFrequencyHz(int satIndex)} is available.
		* Reports whether a valid {@link #getCarrierFrequencyHz(int satelliteIndex)} is available.
		*
		* @param satIndex the index of the satellite in the list.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public boolean hasCarrierFrequencyHz(int satIndex) {
		return (mSvidWithFlags[satIndex] & GNSS_SV_FLAGS_HAS_CARRIER_FREQUENCY) != 0;
		public boolean hasCarrierFrequencyHz(@IntRange(from = 0) int satelliteIndex) {
		return (mSvidWithFlags[satelliteIndex] & SVID_FLAGS_HAS_CARRIER_FREQUENCY) != 0;
		}

		/**
		* Gets the carrier frequency of the signal tracked.
		*
		* <p>For example it can be the GPS central frequency for L1 = 1575.45 MHz, or L2 = 1227.60 MHz,
		* L5 = 1176.45 MHz, varying GLO channels, etc. If the field is not set, it is the primary
		* <p>For example it can be the GPS central frequency for L1 = 1575.45 MHz, or L2 = 1227.60
		* MHz, L5 = 1176.45 MHz, varying GLO channels, etc. If the field is not set, it is the primary
		* common use central frequency, e.g. L1 = 1575.45 MHz for GPS.
		*
		* For an L1, L5 receiver tracking a satellite on L1 and L5 at the same time, two measurements
		* will be reported for this same satellite, in one all the values related to L1 will be filled,
		* and in the other all of the values related to L5 will be filled.
		* will be reported for this same satellite, in one all the values related to L1 will be
		* filled, and in the other all of the values related to L5 will be filled.
		*
		* <p>The value is only available if {@link #hasCarrierFrequencyHz(int satIndex)} is {@code true}.
		* <p>The value is only available if {@link #hasCarrierFrequencyHz(int satelliteIndex)} is
		* {@code true}.
		*
		* @param satIndex the index of the satellite in the list.
		*
		* @return the carrier frequency of the signal tracked in Hz.
		* @param satelliteIndex An index from zero to {@link #getSatelliteCount()} - 1
		*/
		public float getCarrierFrequencyHz(int satIndex) {
		return mCarrierFrequencies[satIndex];
		@FloatRange(from = 0)
		public float getCarrierFrequencyHz(@IntRange(from = 0) int satelliteIndex) {
		return mCarrierFrequencies[satelliteIndex];
		}

		/**
		* Returns the string representation of a constellation type. For example,
		* {@link #CONSTELLATION_GPS} is represented by the string GPS.
		* Returns the string representation of a constellation type.
		*
		* @param constellationType the constellation type.
		* @return the string representation.
		@@ -290,4 +313,108 @@ public final class GnssStatus {
		return Integer.toString(constellationType);
		}
		}

		/**
		* Builder class to help create new GnssStatus instances.
		*/
		public static final class Builder {

		private final ArrayList<GnssSvInfo> mSatellites = new ArrayList<>();

		/**
		* Adds a new satellite to the Builder.
		*
		* @param constellationType one of the CONSTELLATION_* constants
		* @param svid the space vehicle identifier
		* @param cn0DbHz carrier-to-noise density at the antenna in dB-Hz
		* @param elevation satellite elevation in degrees
		* @param azimuth satellite azimuth in degrees
		* @param hasEphemeris whether the satellite has ephemeris data
		* @param hasAlmanac whether the satellite has almanac data
		* @param usedInFix whether the satellite was used in the most recent location fix
		* @param hasCarrierFrequency whether carrier frequency data is available
		* @param carrierFrequency satellite carrier frequency in Hz
		*/
		@NonNull
		public Builder addSatellite(@ConstellationType int constellationType,
		@IntRange(from = 1, to = 200) int svid,
		@FloatRange(from = 0, to = 63) float cn0DbHz,
		@FloatRange(from = -90, to = 90) float elevation,
		@FloatRange(from = 0, to = 360) float azimuth,
		boolean hasEphemeris,
		boolean hasAlmanac,
		boolean usedInFix,
		boolean hasCarrierFrequency,
		@FloatRange(from = 0) float carrierFrequency) {
		mSatellites.add(new GnssSvInfo(constellationType, svid, cn0DbHz, elevation, azimuth,
		hasEphemeris, hasAlmanac, usedInFix, hasCarrierFrequency, carrierFrequency));
		return this;
		}

		/**
		* Clears all satellites in the Builder.
		*/
		@NonNull
		public Builder clearSatellites() {
		mSatellites.clear();
		return this;
		}

		/**
		* Builds a new GnssStatus based on the satellite information in the Builder.
		*/
		@NonNull
		public GnssStatus build() {
		int svCount = mSatellites.size();
		int[] svidWithFlags = new int[svCount];
		float[] cn0DbHzs = new float[svCount];
		float[] elevations = new float[svCount];
		float[] azimuths = new float[svCount];
		float[] carrierFrequencies = new float[svCount];

		for (int i = 0; i < svidWithFlags.length; i++) {
		svidWithFlags[i] = mSatellites.get(i).mSvidWithFlags;
		}
		for (int i = 0; i < cn0DbHzs.length; i++) {
		cn0DbHzs[i] = mSatellites.get(i).mCn0DbHz;
		}
		for (int i = 0; i < elevations.length; i++) {
		elevations[i] = mSatellites.get(i).mElevation;
		}
		for (int i = 0; i < azimuths.length; i++) {
		azimuths[i] = mSatellites.get(i).mAzimuth;
		}
		for (int i = 0; i < carrierFrequencies.length; i++) {
		carrierFrequencies[i] = mSatellites.get(i).mCarrierFrequency;
		}

		return wrap(svCount, svidWithFlags, cn0DbHzs, elevations, azimuths,
		carrierFrequencies);
		}
		}

		private static class GnssSvInfo {

		private final int mSvidWithFlags;
		private final float mCn0DbHz;
		private final float mElevation;
		private final float mAzimuth;
		private final float mCarrierFrequency;

		private GnssSvInfo(int constellationType, int svid, float cn0DbHz,
		float elevation, float azimuth, boolean hasEphemeris, boolean hasAlmanac,
		boolean usedInFix, boolean hasCarrierFrequency, float carrierFrequency) {
		mSvidWithFlags = (svid << SVID_SHIFT_WIDTH)
		\| ((constellationType & CONSTELLATION_TYPE_MASK)
		<< CONSTELLATION_TYPE_SHIFT_WIDTH)
		\| (hasEphemeris ? SVID_FLAGS_HAS_EPHEMERIS_DATA : SVID_FLAGS_NONE)
		\| (hasAlmanac ? SVID_FLAGS_HAS_ALMANAC_DATA : SVID_FLAGS_NONE)
		\| (usedInFix ? SVID_FLAGS_USED_IN_FIX : SVID_FLAGS_NONE)
		\| (hasCarrierFrequency ? SVID_FLAGS_HAS_CARRIER_FREQUENCY : SVID_FLAGS_NONE);
		mCn0DbHz = cn0DbHz;
		mElevation = elevation;
		mAzimuth = azimuth;
		mCarrierFrequency = carrierFrequency;
		}
		}
		}

location/java/android/location/GpsStatus.java

+49 −67

File changed.

Preview size limit exceeded, changes collapsed.

location/java/android/location/LocationManager.java

+7 −8

Original line number	Diff line number	Diff line
		@@ -1818,16 +1818,15 @@ public class LocationManager {
		Log.w(TAG, ex);
		}

		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.
		GnssStatus gnssStatus = mGnssStatusListenerManager.getGnssStatus();
		int ttff = mGnssStatusListenerManager.getTtff();
		if (gnssStatus != null) {
		if (status == null) {
		status = GpsStatus.create(gnssStatus, ttff);
		} else {
		status.setStatus(gnssStatus, ttff);
		}
		}
		return status;
		}

		@@ -2783,8 +2782,8 @@ public class LocationManager {
		@Override
		public void onSvStatusChanged(int svCount, int[] svidWithFlags, float[] cn0s,
		float[] elevations, float[] azimuths, float[] carrierFreqs) {
		GnssStatus localStatus = new GnssStatus(svCount, svidWithFlags, cn0s, elevations,
		azimuths, carrierFreqs);
		GnssStatus localStatus = GnssStatus.wrap(svCount, svidWithFlags, cn0s,
		elevations, azimuths, carrierFreqs);
		mGnssStatus = localStatus;
		execute((callback) -> callback.onSatelliteStatusChanged(localStatus));
		}

location/java/com/android/internal/location/gnssmetrics/GnssMetrics.java

+5 −14

Original line number	Diff line number	Diff line
		@@ -188,22 +188,18 @@ public class GnssMetrics {

		/**
		* Logs sv status data
		*
		* @param svCount
		* @param svidWithFlags
		* @param svCarrierFreqs
		*/
		public void logSvStatus(int svCount, int[] svidWithFlags, float[] svCarrierFreqs) {
		public void logSvStatus(GnssStatus status) {
		boolean isL5 = false;
		// Calculate SvStatus Information
		for (int i = 0; i < svCount; i++) {
		if ((svidWithFlags[i] & GnssStatus.GNSS_SV_FLAGS_HAS_CARRIER_FREQUENCY) != 0) {
		for (int i = 0; i < status.getSatelliteCount(); i++) {
		if (status.hasCarrierFrequencyHz(i)) {
		mNumSvStatus++;
		isL5 = isL5Sv(svCarrierFreqs[i]);
		isL5 = isL5Sv(status.getCarrierFrequencyHz(i));
		if (isL5) {
		mNumL5SvStatus++;
		}
		if ((svidWithFlags[i] & GnssStatus.GNSS_SV_FLAGS_USED_IN_FIX) != 0) {
		if (status.usedInFix(i)) {
		mNumSvStatusUsedInFix++;
		if (isL5) {
		mNumL5SvStatusUsedInFix++;
		@@ -211,15 +207,10 @@ public class GnssMetrics {
		}
		}
		}
		return;
		}

		/**
		* Logs CN0 when at least 4 SVs are available L5 Only
		*
		* @param svCount
		* @param cn0s
		* @param svCarrierFreqs
		*/
		private void logCn0L5(int svCount, float[] cn0s, float[] svCarrierFreqs) {
		if (svCount == 0 \|\| cn0s == null \|\| cn0s.length == 0 \|\| cn0s.length < svCount