Merge "add skeleton CarServiceHelperService" (28789772) · Commits · e / os / android_frameworks_base

Android.mk

+1 −0

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		@@ -385,6 +385,7 @@ LOCAL_SRC_FILES += \
		core/java/com/android/internal/appwidget/IAppWidgetHost.aidl \
		core/java/com/android/internal/backup/IBackupTransport.aidl \
		core/java/com/android/internal/backup/IObbBackupService.aidl \
		core/java/com/android/internal/car/ICarServiceHelper.aidl \
		core/java/com/android/internal/inputmethod/IInputContentUriToken.aidl \
		core/java/com/android/internal/policy/IKeyguardDrawnCallback.aidl \
		core/java/com/android/internal/policy/IKeyguardDismissCallback.aidl \

core/java/com/android/internal/car/ICarServiceHelper.aidl

0 → 100644

+24 −0

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		/*
		* 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 com.android.internal.car;

		/**
		* Helper API for car service. Only for itneraction between system server and car service.
		* @hide
		*/
		interface ICarServiceHelper {
		}

services/core/java/com/android/server/car/CarServiceHelperService.java

0 → 100644

+91 −0

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		/*
		* 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 com.android.server.car;

		import android.content.ComponentName;
		import android.content.Context;
		import android.content.Intent;
		import android.content.ServiceConnection;
		import android.os.Binder;
		import android.os.IBinder;
		import android.os.Parcel;
		import android.os.RemoteException;
		import android.os.UserHandle;
		import android.util.Slog;

		import com.android.internal.car.ICarServiceHelper;
		import com.android.server.SystemService;

		/**
		* System service side companion service for CarService.
		* Starts car service and provide necessary API for CarService. Only for car product.
		*/
		public class CarServiceHelperService extends SystemService {
		private static final String TAG = "CarServiceHelper";
		private static final String CAR_SERVICE_INTERFACE = "android.car.ICar";
		private final ICarServiceHelperImpl mHelper = new ICarServiceHelperImpl();
		private IBinder mCarService;
		private final ServiceConnection mCarServiceConnection = new ServiceConnection() {

		@Override
		public void onServiceConnected(ComponentName componentName, IBinder iBinder) {
		Slog.i(TAG, "CarService connected");
		mCarService = iBinder;
		// Cannot depend on ICar which is defined in CarService, so handle binder call directly
		// instead.
		// void setCarServiceHelper(in IBinder helper)
		Parcel data = Parcel.obtain();
		data.writeInterfaceToken(CAR_SERVICE_INTERFACE);
		data.writeStrongBinder(mHelper.asBinder());
		try {
		mCarService.transact(IBinder.FIRST_CALL_TRANSACTION, // setCarServiceHelper
		data, null, Binder.FLAG_ONEWAY);
		} catch (RemoteException e) {
		Slog.w(TAG, "RemoteException from car service", e);
		handleCarServiceCrash();
		}
		}

		@Override
		public void onServiceDisconnected(ComponentName componentName) {
		handleCarServiceCrash();
		}
		};

		public CarServiceHelperService(Context context) {
		super(context);
		}

		@Override
		public void onStart() {
		Intent intent = new Intent();
		intent.setPackage("com.android.car");
		intent.setAction(CAR_SERVICE_INTERFACE);
		if (!getContext().bindServiceAsUser(intent, mCarServiceConnection, Context.BIND_AUTO_CREATE,
		UserHandle.SYSTEM)) {
		Slog.wtf(TAG, "cannot start car service");
		}
		}

		private void handleCarServiceCrash() {
		//TODO define recovery bahavior
		}

		private class ICarServiceHelperImpl extends ICarServiceHelper.Stub {
		//TODO
		}
		}

services/java/com/android/server/SystemServer.java

+7 −0

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		@@ -63,6 +63,7 @@ import com.android.server.accessibility.AccessibilityManagerService;
		import com.android.server.am.ActivityManagerService;
		import com.android.server.audio.AudioService;
		import com.android.server.camera.CameraServiceProxy;
		import com.android.server.car.CarServiceHelperService;
		import com.android.server.clipboard.ClipboardService;
		import com.android.server.connectivity.IpConnectivityMetrics;
		import com.android.server.coverage.CoverageService;
		@@ -1697,6 +1698,12 @@ public final class SystemServer {
		}, WEBVIEW_PREPARATION);
		}

		if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_AUTOMOTIVE)) {
		traceBeginAndSlog("StartCarServiceHelperService");
		mSystemServiceManager.startService(CarServiceHelperService.class);
		traceEnd();
		}

		traceBeginAndSlog("StartSystemUI");
		try {
		startSystemUi(context, windowManagerF);