1 /* 2 * Copyright (C) 2016 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.car.dialer.bluetooth.embedded; 17 18 import com.android.car.dialer.bluetooth.UiBluetoothMonitor; 19 20 import android.bluetooth.BluetoothAdapter; 21 import android.bluetooth.BluetoothProfile; 22 23 /** 24 * An implementation of {@link UiBluetoothMonitor} that uses {@link BluetoothAdapter}. 25 */ 26 public class UiBluetoothMonitorImpl extends UiBluetoothMonitor { 27 28 @Override 29 public boolean isBluetoothEnabled() { 30 BluetoothAdapter adapter = getBluetoothAdapter(); 31 if (adapter == null) { 32 return false; 33 } 34 return adapter.isEnabled(); 35 } 36 37 @Override 38 public boolean isHfpConnected() { 39 BluetoothAdapter adapter = getBluetoothAdapter(); 40 if (adapter == null) { 41 return false; 42 } 43 int hfpState = adapter.getProfileConnectionState(BluetoothProfile.HEADSET_CLIENT); 44 return hfpState == BluetoothProfile.STATE_CONNECTED; 45 } 46 47 @Override 48 public boolean isBluetoothPaired() { 49 BluetoothAdapter adapter = getBluetoothAdapter(); 50 if (adapter == null) { 51 return false; 52 } 53 return !adapter.getBondedDevices().isEmpty(); 54 } 55 56 private BluetoothAdapter getBluetoothAdapter() { 57 return BluetoothAdapter.getDefaultAdapter(); 58 } 59 } 60
