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 package com.android.google.gce.gceservice; 17 18 import android.bluetooth.BluetoothAdapter; 19 import android.content.Context; 20 import android.content.res.Resources; 21 import android.util.Log; 22 23 /* 24 * A job that checks for Bluetooth being enabled before reporting VIRTUAL_DEVICE_BOOT_COMPLETED. Our 25 * devices should always boot with bt enabled, it can be configured in 26 * gce_x86/overlay_<device>/frameworks/base/packages/SettingsProvider/res/values/defaults.xml 27 */ 28 public class BluetoothChecker extends JobBase { 29 private static final String LOG_TAG = "GceBluetoothChecker"; 30 private final GceFuture<Boolean> mEnabled = new GceFuture<Boolean>("Bluetooth"); 31 32 BluetoothChecker(Context context)33 public BluetoothChecker(Context context) { 34 super(LOG_TAG); 35 Resources res = context.getResources(); 36 if (!res.getBoolean(R.bool.config_bt_required)) { 37 Log.i(LOG_TAG, "Bluetooth not required, assuming enabled."); 38 mEnabled.set(true); 39 } 40 } 41 42 43 @Override execute()44 public int execute() { 45 if (mEnabled.isDone()) { 46 return 0; 47 } 48 BluetoothAdapter bluetoothAdapter = BluetoothAdapter.getDefaultAdapter(); 49 if (bluetoothAdapter == null) { 50 Log.e(LOG_TAG, "No bluetooth adapter found"); 51 mEnabled.set(new Exception("No bluetooth adapter found")); 52 } else { 53 if (bluetoothAdapter.isEnabled()) { 54 Log.i(LOG_TAG, "Bluetooth enabled with name: " + bluetoothAdapter.getName()); 55 mEnabled.set(true); 56 } else { 57 Log.i(LOG_TAG, "Bluetooth disabled with name: " + bluetoothAdapter.getName()); 58 } 59 } 60 return 0; 61 } 62 63 64 @Override onDependencyFailed(Exception e)65 public void onDependencyFailed(Exception e) { 66 mEnabled.set(e); 67 } 68 69 getEnabled()70 public GceFuture<Boolean> getEnabled() { 71 return mEnabled; 72 } 73 } 74