BluetoothA2dp.java revision d7d16b9f372116da1658f589df213aed33c2ded6
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.bluetooth; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 192d49752ee050ab7f1cd848933f6c62a73707e2d9Tor Norbyeimport android.Manifest; 202d49752ee050ab7f1cd848933f6c62a73707e2d9Tor Norbyeimport android.annotation.RequiresPermission; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.annotation.SdkConstant; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.annotation.SdkConstant.SdkConstantType; 233e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xieimport android.content.ComponentName; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 253e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xieimport android.content.Intent; 263e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xieimport android.content.ServiceConnection; 274197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErikimport android.media.AudioManager; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.IBinder; 2941d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganeshimport android.os.ParcelUuid; 3062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganeshimport android.os.RemoteException; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33d7d16b9f372116da1658f589df213aed33c2ded6Calvin Onimport com.android.internal.annotations.GuardedBy; 34d7d16b9f372116da1658f589df213aed33c2ded6Calvin On 3503cd78cf5e51c3adb78d2e3d314838dcf3e36b26Jaikumar Ganeshimport java.util.ArrayList; 3603cd78cf5e51c3adb78d2e3d314838dcf3e36b26Jaikumar Ganeshimport java.util.List; 37d7d16b9f372116da1658f589df213aed33c2ded6Calvin Onimport java.util.concurrent.locks.ReentrantReadWriteLock; 3862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 4162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * This class provides the public APIs to control the Bluetooth A2DP 4262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * profile. 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4462c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh *<p>BluetoothA2dp is a proxy object for controlling the Bluetooth A2DP 4562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * Service via IPC. Use {@link BluetoothAdapter#getProfileProxy} to get 4662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * the BluetoothA2dp proxy object. 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * <p> Android only supports one connected Bluetooth A2dp device at a time. 4962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * Each method is protected with its appropriate permission. 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganeshpublic final class BluetoothA2dp implements BluetoothProfile { 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "BluetoothA2dp"; 533e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie private static final boolean DBG = true; 54563e414784eb81e4ea4051667d5c8855b17f7534Matthew Xie private static final boolean VDBG = false; 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 5762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * Intent used to broadcast the change in connection state of the A2DP 5862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * profile. 5962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 6062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * <p>This intent will have 3 extras: 61c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <ul> 62c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <li> {@link #EXTRA_STATE} - The current state of the profile. </li> 63c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <li> {@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile.</li> 64c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <li> {@link BluetoothDevice#EXTRA_DEVICE} - The remote device. </li> 65c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * </ul> 6662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 670706fed52075f7f2b25101a40287519ac18d3184Jaikumar Ganesh * <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of 6862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@link #STATE_DISCONNECTED}, {@link #STATE_CONNECTING}, 6962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@link #STATE_CONNECTED}, {@link #STATE_DISCONNECTING}. 7062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 71c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission to 72c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * receive. 7362c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh */ 7462c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 7562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public static final String ACTION_CONNECTION_STATE_CHANGED = 7662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh "android.bluetooth.a2dp.profile.action.CONNECTION_STATE_CHANGED"; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 7962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * Intent used to broadcast the change in the Playing state of the A2DP 8062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * profile. 8162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 8262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * <p>This intent will have 3 extras: 83c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <ul> 84c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <li> {@link #EXTRA_STATE} - The current state of the profile. </li> 85c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <li> {@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile. </li> 860706fed52075f7f2b25101a40287519ac18d3184Jaikumar Ganesh * <li> {@link BluetoothDevice#EXTRA_DEVICE} - The remote device. </li> 87c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * </ul> 8862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 890706fed52075f7f2b25101a40287519ac18d3184Jaikumar Ganesh * <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of 9062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@link #STATE_PLAYING}, {@link #STATE_NOT_PLAYING}, 9162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 92c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission to 93c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * receive. 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 9662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public static final String ACTION_PLAYING_STATE_CHANGED = 9762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh "android.bluetooth.a2dp.profile.action.PLAYING_STATE_CHANGED"; 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 993b76a4b2b62e9539e2629dc569d7e9a934e65dfbHemant Gupta /** @hide */ 1003b76a4b2b62e9539e2629dc569d7e9a934e65dfbHemant Gupta @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 1013b76a4b2b62e9539e2629dc569d7e9a934e65dfbHemant Gupta public static final String ACTION_AVRCP_CONNECTION_STATE_CHANGED = 1023b76a4b2b62e9539e2629dc569d7e9a934e65dfbHemant Gupta "android.bluetooth.a2dp.profile.action.AVRCP_CONNECTION_STATE_CHANGED"; 1033b76a4b2b62e9539e2629dc569d7e9a934e65dfbHemant Gupta 10462c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 10562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * A2DP sink device is streaming music. This state can be one of 10662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} of 10762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@link #ACTION_PLAYING_STATE_CHANGED} intent. 10862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh */ 10962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public static final int STATE_PLAYING = 10; 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 11262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * A2DP sink device is NOT streaming music. This state can be one of 11362c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} of 11462c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@link #ACTION_PLAYING_STATE_CHANGED} intent. 11562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh */ 11662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public static final int STATE_NOT_PLAYING = 11; 117bd022f423a33f0794bb53e5b0720da2d67e4631cNick Pelly 1183e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie private Context mContext; 11962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh private ServiceListener mServiceListener; 120d7d16b9f372116da1658f589df213aed33c2ded6Calvin On private final ReentrantReadWriteLock mServiceLock = new ReentrantReadWriteLock(); 121d7d16b9f372116da1658f589df213aed33c2ded6Calvin On @GuardedBy("mServiceLock") private IBluetoothA2dp mService; 12262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh private BluetoothAdapter mAdapter; 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1240f42037eb7b5118015c2caca635538324ccf0ccffredc final private IBluetoothStateChangeCallback mBluetoothStateChangeCallback = 1250f42037eb7b5118015c2caca635538324ccf0ccffredc new IBluetoothStateChangeCallback.Stub() { 1260f42037eb7b5118015c2caca635538324ccf0ccffredc public void onBluetoothStateChange(boolean up) { 1270f42037eb7b5118015c2caca635538324ccf0ccffredc if (DBG) Log.d(TAG, "onBluetoothStateChange: up=" + up); 1280f42037eb7b5118015c2caca635538324ccf0ccffredc if (!up) { 129d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (VDBG) Log.d(TAG, "Unbinding service..."); 130d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 131d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.writeLock().lock(); 132d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mService = null; 133d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mContext.unbindService(mConnection); 134d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (Exception re) { 135d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "", re); 136d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 137d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.writeLock().unlock(); 1380f42037eb7b5118015c2caca635538324ccf0ccffredc } 1390f42037eb7b5118015c2caca635538324ccf0ccffredc } else { 140d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 141d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 142d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) { 143d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (VDBG) Log.d(TAG,"Binding service..."); 144d7d16b9f372116da1658f589df213aed33c2ded6Calvin On doBind(); 1450f42037eb7b5118015c2caca635538324ccf0ccffredc } 146d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (Exception re) { 147d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG,"",re); 148d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 149d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 1500f42037eb7b5118015c2caca635538324ccf0ccffredc } 1510f42037eb7b5118015c2caca635538324ccf0ccffredc } 1520f42037eb7b5118015c2caca635538324ccf0ccffredc } 1530f42037eb7b5118015c2caca635538324ccf0ccffredc }; 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a BluetoothA2dp proxy object for interacting with the local 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Bluetooth A2DP service. 15762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1593e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie /*package*/ BluetoothA2dp(Context context, ServiceListener l) { 1603e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie mContext = context; 16162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh mServiceListener = l; 16262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh mAdapter = BluetoothAdapter.getDefaultAdapter(); 1630f42037eb7b5118015c2caca635538324ccf0ccffredc IBluetoothManager mgr = mAdapter.getBluetoothManager(); 1640f42037eb7b5118015c2caca635538324ccf0ccffredc if (mgr != null) { 1650f42037eb7b5118015c2caca635538324ccf0ccffredc try { 1660f42037eb7b5118015c2caca635538324ccf0ccffredc mgr.registerStateChangeCallback(mBluetoothStateChangeCallback); 1670f42037eb7b5118015c2caca635538324ccf0ccffredc } catch (RemoteException e) { 1680f42037eb7b5118015c2caca635538324ccf0ccffredc Log.e(TAG,"",e); 1690f42037eb7b5118015c2caca635538324ccf0ccffredc } 1700f42037eb7b5118015c2caca635538324ccf0ccffredc } 1710f42037eb7b5118015c2caca635538324ccf0ccffredc 172221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn doBind(); 173221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn } 174221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn 175221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn boolean doBind() { 176221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn Intent intent = new Intent(IBluetoothA2dp.class.getName()); 177221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn ComponentName comp = intent.resolveSystemService(mContext.getPackageManager(), 0); 178221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn intent.setComponent(comp); 179466ce96da8ca7ea8c97e716b02a7d55007179aa1Dianne Hackborn if (comp == null || !mContext.bindServiceAsUser(intent, mConnection, 0, 180466ce96da8ca7ea8c97e716b02a7d55007179aa1Dianne Hackborn android.os.Process.myUserHandle())) { 181221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn Log.e(TAG, "Could not bind to Bluetooth A2DP Service with " + intent); 182221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn return false; 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 184221ea892dcc661bd07d6f36ff012edca2c48aed4Dianne Hackborn return true; 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1879bb275197df8eb999eab4cdd0a2aff83c2bb2ef6Jaikumar Ganesh /*package*/ void close() { 1889bb275197df8eb999eab4cdd0a2aff83c2bb2ef6Jaikumar Ganesh mServiceListener = null; 1890f42037eb7b5118015c2caca635538324ccf0ccffredc IBluetoothManager mgr = mAdapter.getBluetoothManager(); 1900f42037eb7b5118015c2caca635538324ccf0ccffredc if (mgr != null) { 1910f42037eb7b5118015c2caca635538324ccf0ccffredc try { 1920f42037eb7b5118015c2caca635538324ccf0ccffredc mgr.unregisterStateChangeCallback(mBluetoothStateChangeCallback); 1930f42037eb7b5118015c2caca635538324ccf0ccffredc } catch (Exception e) { 1940f42037eb7b5118015c2caca635538324ccf0ccffredc Log.e(TAG,"",e); 1950f42037eb7b5118015c2caca635538324ccf0ccffredc } 1960f42037eb7b5118015c2caca635538324ccf0ccffredc } 1970f42037eb7b5118015c2caca635538324ccf0ccffredc 198d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 199d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.writeLock().lock(); 2000f42037eb7b5118015c2caca635538324ccf0ccffredc if (mService != null) { 201d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mService = null; 202d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mContext.unbindService(mConnection); 2030f42037eb7b5118015c2caca635538324ccf0ccffredc } 204d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (Exception re) { 205d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "", re); 206d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 207d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.writeLock().unlock(); 2080f42037eb7b5118015c2caca635538324ccf0ccffredc } 2099bb275197df8eb999eab4cdd0a2aff83c2bb2ef6Jaikumar Ganesh } 2109bb275197df8eb999eab4cdd0a2aff83c2bb2ef6Jaikumar Ganesh 2110f42037eb7b5118015c2caca635538324ccf0ccffredc public void finalize() { 2122d2d8c28545c687dbb105006ef4554eac8480313Mathias Jeppsson // The empty finalize needs to be kept or the 2132d2d8c28545c687dbb105006ef4554eac8480313Mathias Jeppsson // cts signature tests would fail. 2140f42037eb7b5118015c2caca635538324ccf0ccffredc } 21562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 216f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * Initiate connection to a profile of the remote bluetooth device. 217f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 218f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p> Currently, the system supports only 1 connection to the 219f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * A2DP profile. The API will automatically disconnect connected 220f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * devices before connecting. 221f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 222f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p> This API returns false in scenarios like the profile on the 223f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * device is already connected or Bluetooth is not turned on. 224f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * When this API returns true, it is guaranteed that 225f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * connection state intent for the profile will be broadcasted with 226f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * the state. Users can get the connection state of the profile 227f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * from this intent. 228f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 229f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} 230f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * permission. 231f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 232f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @param device Remote Bluetooth Device 233f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @return false on immediate error, 234f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * true otherwise 23562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * @hide 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public boolean connect(BluetoothDevice device) { 23862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh if (DBG) log("connect(" + device + ")"); 239d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 240d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 241d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled() && 242d7d16b9f372116da1658f589df213aed33c2ded6Calvin On isValidDevice(device)) { 24362c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return mService.connect(device); 24462c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 245d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 246d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 247d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 248d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); 249d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 250d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 251d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 256f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * Initiate disconnection from a profile 257f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 258f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p> This API will return false in scenarios like the profile on the 259f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * Bluetooth device is not in connected state etc. When this API returns, 260f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * true, it is guaranteed that the connection state change 261f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * intent will be broadcasted with the state. Users can get the 262f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * disconnection state of the profile from this intent. 263f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 264f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p> If the disconnection is initiated by a remote device, the state 265f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * will transition from {@link #STATE_CONNECTED} to 266f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * {@link #STATE_DISCONNECTED}. If the disconnect is initiated by the 267f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * host (local) device the state will transition from 268f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * {@link #STATE_CONNECTED} to state {@link #STATE_DISCONNECTING} to 269f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * state {@link #STATE_DISCONNECTED}. The transition to 270f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * {@link #STATE_DISCONNECTING} can be used to distinguish between the 271f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * two scenarios. 272f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 273f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} 274f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * permission. 275f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 276f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @param device Remote Bluetooth Device 277f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @return false on immediate error, 278f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * true otherwise 27962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * @hide 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public boolean disconnect(BluetoothDevice device) { 28262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh if (DBG) log("disconnect(" + device + ")"); 283d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 284d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 285d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled() && 286d7d16b9f372116da1658f589df213aed33c2ded6Calvin On isValidDevice(device)) { 28762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return mService.disconnect(device); 28862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 289d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 290d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 291d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 292d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); 293d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 294d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 295d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 30062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@inheritDoc} 301f9bbe1e71a502fe7bd1f4a23ba5bbe4dde0d9d57Zhu Lan */ 30203cd78cf5e51c3adb78d2e3d314838dcf3e36b26Jaikumar Ganesh public List<BluetoothDevice> getConnectedDevices() { 303563e414784eb81e4ea4051667d5c8855b17f7534Matthew Xie if (VDBG) log("getConnectedDevices()"); 304d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 305d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 306d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled()) { 30703cd78cf5e51c3adb78d2e3d314838dcf3e36b26Jaikumar Ganesh return mService.getConnectedDevices(); 30862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 309d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 310d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return new ArrayList<BluetoothDevice>(); 311d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 312d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); 313d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return new ArrayList<BluetoothDevice>(); 314d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 315d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 316f9bbe1e71a502fe7bd1f4a23ba5bbe4dde0d9d57Zhu Lan } 317f9bbe1e71a502fe7bd1f4a23ba5bbe4dde0d9d57Zhu Lan } 318f9bbe1e71a502fe7bd1f4a23ba5bbe4dde0d9d57Zhu Lan 31962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 32062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@inheritDoc} 321f9bbe1e71a502fe7bd1f4a23ba5bbe4dde0d9d57Zhu Lan */ 32203cd78cf5e51c3adb78d2e3d314838dcf3e36b26Jaikumar Ganesh public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) { 323563e414784eb81e4ea4051667d5c8855b17f7534Matthew Xie if (VDBG) log("getDevicesMatchingStates()"); 324d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 325d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 326d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled()) { 32703cd78cf5e51c3adb78d2e3d314838dcf3e36b26Jaikumar Ganesh return mService.getDevicesMatchingConnectionStates(states); 32862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 329d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 330d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return new ArrayList<BluetoothDevice>(); 331d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 332d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); 333d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return new ArrayList<BluetoothDevice>(); 334d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 335d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 336f9bbe1e71a502fe7bd1f4a23ba5bbe4dde0d9d57Zhu Lan } 337f9bbe1e71a502fe7bd1f4a23ba5bbe4dde0d9d57Zhu Lan } 338f9bbe1e71a502fe7bd1f4a23ba5bbe4dde0d9d57Zhu Lan 33962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 34062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * {@inheritDoc} 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 34262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public int getConnectionState(BluetoothDevice device) { 343563e414784eb81e4ea4051667d5c8855b17f7534Matthew Xie if (VDBG) log("getState(" + device + ")"); 344d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 345d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 346d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled() 347d7d16b9f372116da1658f589df213aed33c2ded6Calvin On && isValidDevice(device)) { 34862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return mService.getConnectionState(device); 34962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 350d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 351d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return BluetoothProfile.STATE_DISCONNECTED; 352d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 353d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); 354d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return BluetoothProfile.STATE_DISCONNECTED; 355d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 356d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 35762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 36062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 361f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * Set priority of the profile 362f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 363f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p> The device should already be paired. 3640f42037eb7b5118015c2caca635538324ccf0ccffredc * Priority can be one of {@link #PRIORITY_ON} orgetBluetoothManager 365f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * {@link #PRIORITY_OFF}, 366f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 367f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} 368f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * permission. 369f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 370f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @param device Paired bluetooth device 371f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @param priority 372f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @return true if priority is set, false on error 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 37562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public boolean setPriority(BluetoothDevice device, int priority) { 37662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh if (DBG) log("setPriority(" + device + ", " + priority + ")"); 377d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 378d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 379d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled() 380d7d16b9f372116da1658f589df213aed33c2ded6Calvin On && isValidDevice(device)) { 381d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (priority != BluetoothProfile.PRIORITY_OFF && 382d7d16b9f372116da1658f589df213aed33c2ded6Calvin On priority != BluetoothProfile.PRIORITY_ON) { 383d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 384d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } 38562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return mService.setPriority(device, priority); 38662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 387d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 388d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 389d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 390d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); 391d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 392d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 393d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 39762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 398f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * Get the priority of the profile. 399f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 400f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p> The priority can be any of: 401f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * {@link #PRIORITY_AUTO_CONNECT}, {@link #PRIORITY_OFF}, 402f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * {@link #PRIORITY_ON}, {@link #PRIORITY_UNDEFINED} 403f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 404f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission. 405f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * 406f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @param device Bluetooth device 407f8789167e903b637b1dbe8f710e7c66c4cfd74fdJaikumar Ganesh * @return priority of the device 408b16c4f7dd92dabf0cc27438a5d3d9ebd203a38b3Jaikumar Ganesh * @hide 409b16c4f7dd92dabf0cc27438a5d3d9ebd203a38b3Jaikumar Ganesh */ 4102d49752ee050ab7f1cd848933f6c62a73707e2d9Tor Norbye @RequiresPermission(Manifest.permission.BLUETOOTH) 41162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public int getPriority(BluetoothDevice device) { 412563e414784eb81e4ea4051667d5c8855b17f7534Matthew Xie if (VDBG) log("getPriority(" + device + ")"); 413d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 414d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 415d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled() 416d7d16b9f372116da1658f589df213aed33c2ded6Calvin On && isValidDevice(device)) { 41762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return mService.getPriority(device); 41862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 419d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 420d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return BluetoothProfile.PRIORITY_OFF; 421d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 422d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); 423d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return BluetoothProfile.PRIORITY_OFF; 424d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 425d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 426b16c4f7dd92dabf0cc27438a5d3d9ebd203a38b3Jaikumar Ganesh } 427b16c4f7dd92dabf0cc27438a5d3d9ebd203a38b3Jaikumar Ganesh } 428b16c4f7dd92dabf0cc27438a5d3d9ebd203a38b3Jaikumar Ganesh 42962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh /** 4305a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * Checks if Avrcp device supports the absolute volume feature. 4315a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * 4325a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * @return true if device supports absolute volume 4335a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * @hide 4345a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du */ 4355a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du public boolean isAvrcpAbsoluteVolumeSupported() { 4365a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du if (DBG) Log.d(TAG, "isAvrcpAbsoluteVolumeSupported"); 437d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 438d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 439d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled()) { 4405a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du return mService.isAvrcpAbsoluteVolumeSupported(); 4415a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 442d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 443d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 444d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 445d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Error talking to BT service in isAvrcpAbsoluteVolumeSupported()", e); 446d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 447d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 448d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 4495a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 4505a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 4515a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du 4525a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du /** 4534197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * Tells remote device to adjust volume. Only if absolute volume is 4544197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * supported. Uses the following values: 4554197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * <ul> 4564197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * <li>{@link AudioManager#ADJUST_LOWER}</li> 4574197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * <li>{@link AudioManager#ADJUST_RAISE}</li> 4584197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * <li>{@link AudioManager#ADJUST_MUTE}</li> 4594197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * <li>{@link AudioManager#ADJUST_UNMUTE}</li> 4604197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * </ul> 4615a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * 4624197cb60bc74629fe4c04ab10cb3b1c9a7427d24RoboErik * @param direction One of the supported adjust values. 4635a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * @hide 4645a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du */ 4655a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du public void adjustAvrcpAbsoluteVolume(int direction) { 4665a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du if (DBG) Log.d(TAG, "adjustAvrcpAbsoluteVolume"); 467d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 468d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 469d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled()) { 4705a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du mService.adjustAvrcpAbsoluteVolume(direction); 4715a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 472d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 473d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 474d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Error talking to BT service in adjustAvrcpAbsoluteVolume()", e); 475d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 476d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 4775a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 4785a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 4795a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du 4805a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du /** 4815a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * Tells remote device to set an absolute volume. Only if absolute volume is supported 4825a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * 4835a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * @param volume Absolute volume to be set on AVRCP side 4845a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du * @hide 4855a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du */ 4865a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du public void setAvrcpAbsoluteVolume(int volume) { 4875a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du if (DBG) Log.d(TAG, "setAvrcpAbsoluteVolume"); 488d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 489d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 490d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled()) { 4915a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du mService.setAvrcpAbsoluteVolume(volume); 4925a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 493d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 494d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 495d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Error talking to BT service in setAvrcpAbsoluteVolume()", e); 496d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 497d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 4985a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 4995a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du } 5005a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du 5015a0cf7a27f3953a1266af48543ccd9024f4cd89fJohn Du /** 50262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * Check if A2DP profile is streaming music. 50362c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 504c8fa4ff838a0c3d2c67db65540fa751e5abe27edJaikumar Ganesh * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission. 50562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 50662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * @param device BluetoothDevice device 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 50862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh public boolean isA2dpPlaying(BluetoothDevice device) { 509d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 510d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().lock(); 511d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService != null && isEnabled() 512d7d16b9f372116da1658f589df213aed33c2ded6Calvin On && isValidDevice(device)) { 51362c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return mService.isA2dpPlaying(device); 51462c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 515d7d16b9f372116da1658f589df213aed33c2ded6Calvin On if (mService == null) Log.w(TAG, "Proxy not attached to service"); 516d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 517d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } catch (RemoteException e) { 518d7d16b9f372116da1658f589df213aed33c2ded6Calvin On Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); 519d7d16b9f372116da1658f589df213aed33c2ded6Calvin On return false; 520d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 521d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.readLock().unlock(); 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 52641d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh * This function checks if the remote device is an AVCRP 52741d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh * target and thus whether we should send volume keys 52841d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh * changes or not. 52941d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh * @hide 53041d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh */ 53141d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh public boolean shouldSendVolumeKeys(BluetoothDevice device) { 53241d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh if (isEnabled() && isValidDevice(device)) { 53341d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh ParcelUuid[] uuids = device.getUuids(); 53441d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh if (uuids == null) return false; 53541d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh 53641d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh for (ParcelUuid uuid: uuids) { 53741d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh if (BluetoothUuid.isAvrcpTarget(uuid)) { 53841d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh return true; 53941d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh } 54041d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh } 54141d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh } 54241d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh return false; 54341d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh } 54441d5c805d96aef0aaa9a2aaa86ccc4b77ca75e11Jaikumar Ganesh 545a0c680393f2dd03a937c598b2cb9abf98a58152cMatthew Xie /** 54662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * Helper for converting a state to a string. 54762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh * 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * For debug use only - strings are not internationalized. 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static String stateToString(int state) { 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (state) { 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case STATE_DISCONNECTED: 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "disconnected"; 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case STATE_CONNECTING: 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "connecting"; 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case STATE_CONNECTED: 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "connected"; 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case STATE_DISCONNECTING: 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "disconnecting"; 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case STATE_PLAYING: 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "playing"; 56362c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh case STATE_NOT_PLAYING: 56462c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return "not playing"; 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "<unknown state " + state + ">"; 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 569f5b4b98fada53d91c4c2ebeb5a1d33ccc95c94d2The Android Open Source Project 5709b6939939901cb82bc6fca93aad3810a4936dfc6Matthew Xie private final ServiceConnection mConnection = new ServiceConnection() { 5713e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie public void onServiceConnected(ComponentName className, IBinder service) { 5723e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie if (DBG) Log.d(TAG, "Proxy object connected"); 573d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 574d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.writeLock().lock(); 575d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mService = IBluetoothA2dp.Stub.asInterface(service); 576d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 577d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.writeLock().unlock(); 578d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } 5793e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie 5803e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie if (mServiceListener != null) { 5813e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie mServiceListener.onServiceConnected(BluetoothProfile.A2DP, BluetoothA2dp.this); 5823e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie } 5833e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie } 5843e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie public void onServiceDisconnected(ComponentName className) { 5853e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie if (DBG) Log.d(TAG, "Proxy object disconnected"); 586d7d16b9f372116da1658f589df213aed33c2ded6Calvin On try { 587d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.writeLock().lock(); 588d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mService = null; 589d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } finally { 590d7d16b9f372116da1658f589df213aed33c2ded6Calvin On mServiceLock.writeLock().unlock(); 591d7d16b9f372116da1658f589df213aed33c2ded6Calvin On } 5923e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie if (mServiceListener != null) { 5933e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie mServiceListener.onServiceDisconnected(BluetoothProfile.A2DP); 5943e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie } 5953e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie } 5963e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie }; 5973e8c82edb1feafc796aa52efafedc13f794c4dcdMatthew Xie 59862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh private boolean isEnabled() { 59962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true; 60062c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return false; 60162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 60262c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh 60362c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh private boolean isValidDevice(BluetoothDevice device) { 60462c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh if (device == null) return false; 60562c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh 60662c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true; 60762c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh return false; 60862c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh } 60962c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh 610f5b4b98fada53d91c4c2ebeb5a1d33ccc95c94d2The Android Open Source Project private static void log(String msg) { 61162c37efc9e894809b29a004c142a8e0a6b374db7Jaikumar Ganesh Log.d(TAG, msg); 612f5b4b98fada53d91c4c2ebeb5a1d33ccc95c94d2The Android Open Source Project } 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 614