Add the GameService skeleton and corresponding unit tests. (13bfe796) · Commits · e / os / android_frameworks_base

core/api/system-current.txt

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		@@ -2895,6 +2895,7 @@ package android.content.pm {
		field public static final String EXTRA_REQUEST_PERMISSIONS_RESULTS = "android.content.pm.extra.REQUEST_PERMISSIONS_RESULTS";
		field public static final String FEATURE_BROADCAST_RADIO = "android.hardware.broadcastradio";
		field public static final String FEATURE_CONTEXT_HUB = "android.hardware.context_hub";
		field public static final String FEATURE_GAME_SERVICE = "android.software.game_service";
		field public static final String FEATURE_INCREMENTAL_DELIVERY = "android.software.incremental_delivery";
		field public static final String FEATURE_REBOOT_ESCROW = "android.hardware.reboot_escrow";
		field public static final String FEATURE_TELEPHONY_CARRIERLOCK = "android.hardware.telephony.carrierlock";
		@@ -10445,6 +10446,18 @@ package android.service.euicc {

		}

		package android.service.games {

		public class GameService extends android.app.Service {
		ctor public GameService();
		method @Nullable public android.os.IBinder onBind(@Nullable android.content.Intent);
		method public void onConnected();
		method public void onDisconnected();
		field public static final String SERVICE_INTERFACE = "android.service.games.GameService";
		}

		}

		package android.service.notification {

		public final class Adjustment implements android.os.Parcelable {

core/java/android/content/pm/PackageManager.java

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		@@ -3410,6 +3410,18 @@ public abstract class PackageManager {
		@SdkConstant(SdkConstantType.FEATURE)
		public static final String FEATURE_CANT_SAVE_STATE = "android.software.cant_save_state";

		/**
		* @hide
		* Feature for {@link #getSystemAvailableFeatures} and
		* {@link #hasSystemFeature}: The device supports
		* {@link android.service.games.GameService}.
		*
		* @hide
		*/
		@SdkConstant(SdkConstantType.FEATURE)
		@SystemApi
		public static final String FEATURE_GAME_SERVICE = "android.software.game_service";

		/**
		* @hide
		* Feature for {@link #getSystemAvailableFeatures} and

core/java/android/service/games/GameService.java

0 → 100644

+118 −0

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		/*
		* Copyright (C) 2021 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.service.games;

		import android.annotation.Nullable;
		import android.annotation.SdkConstant;
		import android.annotation.SystemApi;
		import android.app.IGameManagerService;
		import android.app.Service;
		import android.content.Context;
		import android.content.Intent;
		import android.os.Handler;
		import android.os.IBinder;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.util.Log;

		import com.android.internal.util.function.pooled.PooledLambda;

		import java.util.Objects;

		/**
		* Top-level service of the game service, which provides support for determining
		* when a game session should begin. It is always kept running by the system.
		* Because of this it should be kept as lightweight as possible.
		*
		* Heavy weight operations (such as showing UI) should be implemented in the
		* associated {@link GameSessionService} when a game session is taking place. Its
		* implementation should run in a separate process from the {@link GameService}.
		*
		* @hide
		*/
		@SystemApi
		public class GameService extends Service {
		static final String TAG = "GameService";

		/**
		* The {@link Intent} that must be declared as handled by the service.
		* To be supported, the service must also require the
		* {@link android.Manifest.permission#BIND_GAME_SERVICE} permission so
		* that other applications can not abuse it.
		*/
		@SdkConstant(SdkConstant.SdkConstantType.SERVICE_ACTION)
		public static final String SERVICE_INTERFACE =
		"android.service.games.GameService";

		private IGameManagerService mGameManagerService;
		private final IGameService mInterface = new IGameService.Stub() {
		@Override
		public void connected() {
		Handler.getMain().executeOrSendMessage(PooledLambda.obtainMessage(
		GameService::doOnConnected, GameService.this));
		}

		@Override
		public void disconnected() {
		Handler.getMain().executeOrSendMessage(PooledLambda.obtainMessage(
		GameService::onDisconnected, GameService.this));
		}
		};
		private final IBinder.DeathRecipient mGameManagerServiceDeathRecipient = () -> {
		Log.w(TAG, "System service binder died. Shutting down");

		Handler.getMain().executeOrSendMessage(PooledLambda.obtainMessage(
		GameService::onDisconnected, GameService.this));
		};

		@Override
		@Nullable
		public IBinder onBind(@Nullable Intent intent) {
		if (SERVICE_INTERFACE.equals(intent.getAction())) {
		return mInterface.asBinder();
		}
		return null;
		}

		private void doOnConnected() {
		mGameManagerService =
		IGameManagerService.Stub.asInterface(
		ServiceManager.getService(Context.GAME_SERVICE));
		Objects.requireNonNull(mGameManagerService);
		try {
		mGameManagerService.asBinder().linkToDeath(mGameManagerServiceDeathRecipient, 0);
		} catch (RemoteException e) {
		Log.w(TAG, "Unable to link to death with system service");
		}

		onConnected();
		}

		/**
		* Called during service initialization to indicate that the system is ready
		* to receive interaction from it. You should generally do initialization here
		* rather than in {@link #onCreate}.
		*/
		public void onConnected() {}

		/**
		* Called during service de-initialization to indicate that the system is shutting the
		* service down. At this point this service may no longer be the active {@link GameService}.
		* The service should clean up any resources that it holds at this point.
		*/
		public void onDisconnected() {}
		}

core/java/android/service/games/IGameService.aidl

0 → 100644

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		/*
		* Copyright (C) 2021 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.service.games;

		/**
		* @hide
		*/
		oneway interface IGameService {
		void connected();
		void disconnected();
		}

core/res/AndroidManifest.xml

+9 −0

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		@@ -3914,6 +3914,15 @@
		<permission android:name="android.permission.BIND_WALLPAPER"
		android:protectionLevel="signature\|privileged" />


		<!-- Must be required by a game service to ensure that only the
		system can bind to it.
		<p>Protection level: signature
		@hide
		-->
		<permission android:name="android.permission.BIND_GAME_SERVICE"
		android:protectionLevel="signature" />

		<!-- Must be required by a {@link android.service.voice.VoiceInteractionService},
		to ensure that only the system can bind to it.
		<p>Protection level: signature