New internal interface method to get the active scorer metadata. (a5172f69) · Commits · e / os / android_frameworks_base

core/java/android/net/INetworkScoreService.aidl

+3 −0

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package android.net;

		import android.net.INetworkScoreCache;
		import android.net.NetworkKey;
		import android.net.NetworkScorerAppManager;
		import android.net.RecommendationRequest;
		import android.net.RecommendationResult;
		import android.net.ScoredNetwork;
		@@ -130,4 +131,6 @@ interface INetworkScoreService
		*/
		oneway void requestRecommendationAsync(in RecommendationRequest request,
		in RemoteCallback remoteCallback);

		NetworkScorerAppManager.NetworkScorerAppData getActiveScorer();
		}

core/java/android/net/NetworkScoreManager.java

+14 −0

Original line number	Diff line number	Diff line
		@@ -185,6 +185,20 @@ public class NetworkScoreManager {
		}
		}

		/**
		* Returns metadata about the active scorer or <code>null</code> if there is no active scorer.
		*
		* @hide
		*/
		@Nullable
		public NetworkScorerAppData getActiveScorer() {
		try {
		return mService.getActiveScorer();
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		}

		/**
		* Update network scores.
		*

core/java/android/net/NetworkScorerAppManager.aidl

0 → 100644

+19 −0

Original line number	Diff line number	Diff line
		/**
		* Copyright (c) 2017, The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package android.net;

		parcelable NetworkScorerAppManager.NetworkScorerAppData;

core/java/android/net/NetworkScorerAppManager.java

+32 −1

Original line number	Diff line number	Diff line
		@@ -24,6 +24,8 @@ import android.content.Context;
		import android.content.Intent;
		import android.content.pm.PackageManager;
		import android.content.pm.ResolveInfo;
		import android.os.Parcel;
		import android.os.Parcelable;
		import android.os.UserHandle;
		import android.provider.Settings;
		import android.text.TextUtils;
		@@ -54,7 +56,7 @@ public class NetworkScorerAppManager {
		/**
		* Holds metadata about a discovered network scorer/recommendation application.
		*/
		public static class NetworkScorerAppData {
		public static final class NetworkScorerAppData implements Parcelable {
		/** UID of the scorer app. */
		public final int packageUid;
		private final ComponentName mRecommendationService;
		@@ -64,6 +66,35 @@ public class NetworkScorerAppManager {
		this.mRecommendationService = recommendationServiceComp;
		}

		protected NetworkScorerAppData(Parcel in) {
		packageUid = in.readInt();
		mRecommendationService = ComponentName.readFromParcel(in);
		}

		@Override
		public void writeToParcel(Parcel dest, int flags) {
		dest.writeInt(packageUid);
		ComponentName.writeToParcel(mRecommendationService, dest);
		}

		@Override
		public int describeContents() {
		return 0;
		}

		public static final Creator<NetworkScorerAppData> CREATOR =
		new Creator<NetworkScorerAppData>() {
		@Override
		public NetworkScorerAppData createFromParcel(Parcel in) {
		return new NetworkScorerAppData(in);
		}

		@Override
		public NetworkScorerAppData[] newArray(int size) {
		return new NetworkScorerAppData[size];
		}
		};

		public String getRecommendationServicePackageName() {
		return mRecommendationService.getPackageName();
		}

services/core/java/com/android/server/NetworkScoreService.java

+26 −0

Original line number	Diff line number	Diff line
		@@ -53,6 +53,7 @@ import android.os.IBinder;
		import android.os.IRemoteCallback;
		import android.os.Looper;
		import android.os.Message;
		import android.os.Process;
		import android.os.RemoteCallback;
		import android.os.RemoteCallbackList;
		import android.os.RemoteException;
		@@ -676,6 +677,10 @@ public class NetworkScoreService extends INetworkScoreService.Stub {
		}
		}

		private boolean isCallerSystemProcess(int callingUid) {
		return callingUid == Process.SYSTEM_UID;
		}

		/**
		* Obtain the package name of the current active network scorer.
		*
		@@ -692,6 +697,27 @@ public class NetworkScoreService extends INetworkScoreService.Stub {
		return null;
		}


		/**
		* Returns metadata about the active scorer or <code>null</code> if there is no active scorer.
		*/
		@Override
		public NetworkScorerAppData getActiveScorer() {
		// Only the system can access this data.
		if (isCallerSystemProcess(getCallingUid()) \|\| callerCanRequestScores()) {
		synchronized (mServiceConnectionLock) {
		if (mServiceConnection != null) {
		return mServiceConnection.mAppData;
		}
		}
		} else {
		throw new SecurityException(
		"Caller is neither the system process nor a score requester.");
		}

		return null;
		}

		@Override
		public void disableScoring() {
		// Only the active scorer or the system should be allowed to disable scoring.