Merge "fix NLP for COARSE applications, build FLP with SDK" into jb-mr1-dev

Author: Victoria Lease

location/java/android/location/Location.java

@@ -60,11 +60,19 @@ public class Location implements Parcelable {
     public static final int FORMAT_SECONDS = 2;
 
     /**
+     * Bundle key for a version of the location that has been fed through
+     * LocationFudger. Allows location providers to flag locations as being
+     * safe for use with ACCESS_COARSE_LOCATION permission.
+     *
      * @hide
      */
     public static final String EXTRA_COARSE_LOCATION = "coarseLocation";
 
     /**
+     * Bundle key for a version of the location containing no GPS data.
+     * Allows location providers to flag locations as being safe to
+     * feed to LocationFudger.
+     *
      * @hide
      */
     public static final String EXTRA_NO_GPS_LOCATION = "noGPSLocation";

location/lib/java/com/android/location/provider/LocationProviderBase.java

@@ -23,6 +23,8 @@
 import android.content.Context;
 import android.location.ILocationManager;
 import android.location.Location;
+import android.location.LocationManager;
+import android.location.LocationRequest;
 import android.os.Bundle;
 import android.os.IBinder;
 import android.os.RemoteException;
@@ -58,6 +60,21 @@ public abstract class LocationProviderBase {
     private final ProviderProperties mProperties;
     private final IBinder mBinder;
 
+    /**
+     * Bundle key for a version of the location containing no GPS data.
+     * Allows location providers to flag locations as being safe to
+     * feed to LocationFudger.
+     */
+    public static final String EXTRA_NO_GPS_LOCATION = Location.EXTRA_NO_GPS_LOCATION;
+
+    /**
+     * Name of the Fused location provider.
+     *
+     * <p>This provider combines inputs for all possible location sources
+     * to provide the best possible Location fix.
+     */
+    public static final String FUSED_PROVIDER = LocationManager.FUSED_PROVIDER;
+
     private final class Service extends ILocationProvider.Stub {
         @Override
         public void enable() {

packages/FusedLocation/Android.mk

@@ -23,5 +23,6 @@ LOCAL_JAVA_LIBRARIES := com.android.location.provider
 
 LOCAL_PACKAGE_NAME := FusedLocation
 LOCAL_CERTIFICATE := platform
+LOCAL_SDK_VERSION := current
 
 include $(BUILD_PACKAGE)

packages/FusedLocation/src/com/android/location/fused/FusionEngine.java

@@ -20,6 +20,7 @@
 import java.io.PrintWriter;
 import java.util.HashMap;
 
+import com.android.location.provider.LocationProviderBase;
 import com.android.location.provider.ProviderRequestUnbundled;
 
 import android.content.Context;
@@ -29,6 +30,7 @@
 import android.location.LocationRequest;
 import android.os.Bundle;
 import android.os.Looper;
+import android.os.Parcelable;
 import android.os.SystemClock;
 import android.os.WorkSource;
 import android.util.Log;
@@ -41,6 +43,7 @@ public interface Callback {
     private static final String TAG = "FusedLocation";
     private static final String NETWORK = LocationManager.NETWORK_PROVIDER;
     private static final String GPS = LocationManager.GPS_PROVIDER;
+    private static final String FUSED = LocationProviderBase.FUSED_PROVIDER;
 
     public static final long SWITCH_ON_FRESHNESS_CLIFF_NS = 11 * 1000000000; // 11 seconds
 
@@ -72,6 +75,7 @@ public FusionEngine(Context context, Looper looper) {
         mStats.get(GPS).available = mLocationManager.isProviderEnabled(GPS);
         mStats.put(NETWORK, new ProviderStats());
         mStats.get(NETWORK).available = mLocationManager.isProviderEnabled(NETWORK);
+
     }
 
     public void init(Callback callback) {
@@ -226,10 +230,24 @@ private void updateFusedLocation() {
         } else {
             mFusedLocation = new Location(mNetworkLocation);
         }
+        mFusedLocation.setProvider(FUSED);
         if (mNetworkLocation != null) {
-            mFusedLocation.setExtraLocation(Location.EXTRA_NO_GPS_LOCATION, mNetworkLocation);
+            // copy NO_GPS_LOCATION extra from mNetworkLocation into mFusedLocation
+            Bundle srcExtras = mNetworkLocation.getExtras();
+            if (srcExtras != null) {
+                Parcelable srcParcelable =
+                        srcExtras.getParcelable(LocationProviderBase.EXTRA_NO_GPS_LOCATION);
+                if (srcParcelable instanceof Location) {
+                    Bundle dstExtras = mFusedLocation.getExtras();
+                    if (dstExtras == null) {
+                        dstExtras = new Bundle();
+                        mFusedLocation.setExtras(dstExtras);
+                    }
+                    dstExtras.putParcelable(LocationProviderBase.EXTRA_NO_GPS_LOCATION,
+                            (Location) srcParcelable);
+                }
+            }
         }
-        mFusedLocation.setProvider(LocationManager.FUSED_PROVIDER);
 
         mCallback.reportLocation(mFusedLocation);
     }