1 /** 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.broadcastradio; 18 19 import android.Manifest; 20 import android.annotation.SuppressLint; 21 import android.content.Context; 22 import android.content.pm.PackageManager; 23 import android.hardware.radio.IRadioService; 24 25 import com.android.server.SystemService; 26 27 import java.util.ArrayList; 28 29 public final class BroadcastRadioService extends SystemService { 30 private final IRadioService mServiceImpl; 31 BroadcastRadioService(Context context)32 public BroadcastRadioService(Context context) { 33 super(context); 34 ArrayList<String> serviceNameList = IRadioServiceAidlImpl.getServicesNames(); 35 RadioServiceUserController userController = new RadioServiceUserControllerImpl(); 36 mServiceImpl = serviceNameList.isEmpty() ? new IRadioServiceHidlImpl(this, userController) 37 : new IRadioServiceAidlImpl(this, serviceNameList, userController); 38 } 39 40 @Override onStart()41 public void onStart() { 42 publishBinderService(Context.RADIO_SERVICE, mServiceImpl.asBinder()); 43 } 44 45 @SuppressLint("AndroidFrameworkRequiresPermission") enforcePolicyAccess()46 void enforcePolicyAccess() { 47 if (getContext().checkCallingPermission(Manifest.permission.ACCESS_BROADCAST_RADIO) 48 != PackageManager.PERMISSION_GRANTED) { 49 throw new SecurityException("ACCESS_BROADCAST_RADIO permission not granted"); 50 } 51 } 52 } 53