Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 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 android.bluetooth; |
| 18 | |
Mathew Inwood | 7acad5e | 2018-08-01 15:00:35 +0100 | [diff] [blame] | 19 | import android.annotation.UnsupportedAppUsage; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 20 | import android.content.ComponentName; |
| 21 | import android.content.Context; |
| 22 | import android.content.Intent; |
| 23 | import android.content.ServiceConnection; |
Jeff Sharkey | 0a17db1 | 2016-11-04 11:23:46 -0600 | [diff] [blame] | 24 | import android.os.Binder; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 25 | import android.os.IBinder; |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 26 | import android.os.RemoteException; |
jovanak | 2a9131f | 2018-10-15 17:50:19 -0700 | [diff] [blame] | 27 | import android.os.UserHandle; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 28 | import android.util.Log; |
| 29 | |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 30 | import java.util.ArrayList; |
| 31 | import java.util.List; |
| 32 | |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 33 | /** |
| 34 | * This class provides the APIs to control the Bluetooth SIM |
| 35 | * Access Profile (SAP). |
| 36 | * |
| 37 | * <p>BluetoothSap is a proxy object for controlling the Bluetooth |
| 38 | * Service via IPC. Use {@link BluetoothAdapter#getProfileProxy} to get |
| 39 | * the BluetoothSap proxy object. |
| 40 | * |
| 41 | * <p>Each method is protected with its appropriate permission. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 42 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 43 | * @hide |
| 44 | */ |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 45 | public final class BluetoothSap implements BluetoothProfile { |
| 46 | |
| 47 | private static final String TAG = "BluetoothSap"; |
| 48 | private static final boolean DBG = true; |
| 49 | private static final boolean VDBG = false; |
| 50 | |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 51 | /** |
| 52 | * Intent used to broadcast the change in connection state of the profile. |
| 53 | * |
| 54 | * <p>This intent will have 4 extras: |
| 55 | * <ul> |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 56 | * <li> {@link #EXTRA_STATE} - The current state of the profile. </li> |
| 57 | * <li> {@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile.</li> |
| 58 | * <li> {@link BluetoothDevice#EXTRA_DEVICE} - The remote device. </li> |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 59 | * </ul> |
| 60 | * |
| 61 | * <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of |
| 62 | * {@link #STATE_DISCONNECTED}, {@link #STATE_CONNECTING}, |
| 63 | * {@link #STATE_CONNECTED}, {@link #STATE_DISCONNECTING}. |
| 64 | * |
| 65 | * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission to |
| 66 | * receive. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 67 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 68 | * @hide |
| 69 | */ |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 70 | public static final String ACTION_CONNECTION_STATE_CHANGED = |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 71 | "android.bluetooth.sap.profile.action.CONNECTION_STATE_CHANGED"; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 72 | |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 73 | private volatile IBluetoothSap mService; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 74 | private final Context mContext; |
| 75 | private ServiceListener mServiceListener; |
| 76 | private BluetoothAdapter mAdapter; |
| 77 | |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 78 | /** |
| 79 | * There was an error trying to obtain the state. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 80 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 81 | * @hide |
| 82 | */ |
| 83 | public static final int STATE_ERROR = -1; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 84 | |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 85 | /** |
| 86 | * Connection state change succceeded. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 87 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 88 | * @hide |
| 89 | */ |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 90 | public static final int RESULT_SUCCESS = 1; |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 91 | |
| 92 | /** |
| 93 | * Connection canceled before completion. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 94 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 95 | * @hide |
| 96 | */ |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 97 | public static final int RESULT_CANCELED = 2; |
| 98 | |
Jack He | 2992cd0 | 2017-08-22 21:21:23 -0700 | [diff] [blame] | 99 | private final IBluetoothStateChangeCallback mBluetoothStateChangeCallback = |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 100 | new IBluetoothStateChangeCallback.Stub() { |
| 101 | public void onBluetoothStateChange(boolean up) { |
| 102 | if (DBG) Log.d(TAG, "onBluetoothStateChange: up=" + up); |
| 103 | if (!up) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 104 | if (VDBG) Log.d(TAG, "Unbinding service..."); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 105 | synchronized (mConnection) { |
| 106 | try { |
| 107 | mService = null; |
| 108 | mContext.unbindService(mConnection); |
| 109 | } catch (Exception re) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 110 | Log.e(TAG, "", re); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 111 | } |
| 112 | } |
| 113 | } else { |
| 114 | synchronized (mConnection) { |
| 115 | try { |
| 116 | if (mService == null) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 117 | if (VDBG) Log.d(TAG, "Binding service..."); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 118 | doBind(); |
| 119 | } |
| 120 | } catch (Exception re) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 121 | Log.e(TAG, "", re); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 122 | } |
| 123 | } |
| 124 | } |
| 125 | } |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 126 | }; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 127 | |
| 128 | /** |
| 129 | * Create a BluetoothSap proxy object. |
| 130 | */ |
| 131 | /*package*/ BluetoothSap(Context context, ServiceListener l) { |
| 132 | if (DBG) Log.d(TAG, "Create BluetoothSap proxy object"); |
| 133 | mContext = context; |
| 134 | mServiceListener = l; |
| 135 | mAdapter = BluetoothAdapter.getDefaultAdapter(); |
| 136 | IBluetoothManager mgr = mAdapter.getBluetoothManager(); |
| 137 | if (mgr != null) { |
| 138 | try { |
| 139 | mgr.registerStateChangeCallback(mBluetoothStateChangeCallback); |
| 140 | } catch (RemoteException e) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 141 | Log.e(TAG, "", e); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 142 | } |
| 143 | } |
| 144 | doBind(); |
| 145 | } |
| 146 | |
| 147 | boolean doBind() { |
ugo_yu | f308ab0 | 2016-05-30 20:56:28 +0800 | [diff] [blame] | 148 | Intent intent = new Intent(IBluetoothSap.class.getName()); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 149 | ComponentName comp = intent.resolveSystemService(mContext.getPackageManager(), 0); |
| 150 | intent.setComponent(comp); |
| 151 | if (comp == null || !mContext.bindServiceAsUser(intent, mConnection, 0, |
jovanak | 2a9131f | 2018-10-15 17:50:19 -0700 | [diff] [blame] | 152 | UserHandle.CURRENT_OR_SELF)) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 153 | Log.e(TAG, "Could not bind to Bluetooth SAP Service with " + intent); |
| 154 | return false; |
| 155 | } |
| 156 | return true; |
| 157 | } |
| 158 | |
| 159 | protected void finalize() throws Throwable { |
| 160 | try { |
| 161 | close(); |
| 162 | } finally { |
| 163 | super.finalize(); |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * Close the connection to the backing service. |
| 169 | * Other public functions of BluetoothSap will return default error |
| 170 | * results once close() has been called. Multiple invocations of close() |
| 171 | * are ok. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 172 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 173 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 174 | */ |
| 175 | public synchronized void close() { |
| 176 | IBluetoothManager mgr = mAdapter.getBluetoothManager(); |
| 177 | if (mgr != null) { |
| 178 | try { |
| 179 | mgr.unregisterStateChangeCallback(mBluetoothStateChangeCallback); |
| 180 | } catch (Exception e) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 181 | Log.e(TAG, "", e); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 182 | } |
| 183 | } |
| 184 | |
| 185 | synchronized (mConnection) { |
| 186 | if (mService != null) { |
| 187 | try { |
| 188 | mService = null; |
| 189 | mContext.unbindService(mConnection); |
| 190 | } catch (Exception re) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 191 | Log.e(TAG, "", re); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 192 | } |
| 193 | } |
| 194 | } |
| 195 | mServiceListener = null; |
| 196 | } |
| 197 | |
| 198 | /** |
| 199 | * Get the current state of the BluetoothSap service. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 200 | * |
| 201 | * @return One of the STATE_ return codes, or STATE_ERROR if this proxy object is currently not |
| 202 | * connected to the Sap service. |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 203 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 204 | */ |
| 205 | public int getState() { |
| 206 | if (VDBG) log("getState()"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 207 | final IBluetoothSap service = mService; |
| 208 | if (service != null) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 209 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 210 | return service.getState(); |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 211 | } catch (RemoteException e) { |
| 212 | Log.e(TAG, e.toString()); |
| 213 | } |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 214 | } else { |
| 215 | Log.w(TAG, "Proxy not attached to service"); |
| 216 | if (DBG) log(Log.getStackTraceString(new Throwable())); |
| 217 | } |
| 218 | return BluetoothSap.STATE_ERROR; |
| 219 | } |
| 220 | |
| 221 | /** |
| 222 | * Get the currently connected remote Bluetooth device (PCE). |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 223 | * |
| 224 | * @return The remote Bluetooth device, or null if not in connected or connecting state, or if |
| 225 | * this proxy object is not connected to the Sap service. |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 226 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 227 | */ |
| 228 | public BluetoothDevice getClient() { |
| 229 | if (VDBG) log("getClient()"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 230 | final IBluetoothSap service = mService; |
| 231 | if (service != null) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 232 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 233 | return service.getClient(); |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 234 | } catch (RemoteException e) { |
| 235 | Log.e(TAG, e.toString()); |
| 236 | } |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 237 | } else { |
| 238 | Log.w(TAG, "Proxy not attached to service"); |
| 239 | if (DBG) log(Log.getStackTraceString(new Throwable())); |
| 240 | } |
| 241 | return null; |
| 242 | } |
| 243 | |
| 244 | /** |
| 245 | * Returns true if the specified Bluetooth device is connected. |
| 246 | * Returns false if not connected, or if this proxy object is not |
| 247 | * currently connected to the Sap service. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 248 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 249 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 250 | */ |
| 251 | public boolean isConnected(BluetoothDevice device) { |
| 252 | if (VDBG) log("isConnected(" + device + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 253 | final IBluetoothSap service = mService; |
| 254 | if (service != null) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 255 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 256 | return service.isConnected(device); |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 257 | } catch (RemoteException e) { |
| 258 | Log.e(TAG, e.toString()); |
| 259 | } |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 260 | } else { |
| 261 | Log.w(TAG, "Proxy not attached to service"); |
| 262 | if (DBG) log(Log.getStackTraceString(new Throwable())); |
| 263 | } |
| 264 | return false; |
| 265 | } |
| 266 | |
| 267 | /** |
| 268 | * Initiate connection. Initiation of outgoing connections is not |
| 269 | * supported for SAP server. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 270 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 271 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 272 | */ |
| 273 | public boolean connect(BluetoothDevice device) { |
| 274 | if (DBG) log("connect(" + device + ")" + "not supported for SAPS"); |
| 275 | return false; |
| 276 | } |
| 277 | |
| 278 | /** |
| 279 | * Initiate disconnect. |
| 280 | * |
| 281 | * @param device Remote Bluetooth Device |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 282 | * @return false on error, true otherwise |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 283 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 284 | */ |
Mathew Inwood | 7acad5e | 2018-08-01 15:00:35 +0100 | [diff] [blame] | 285 | @UnsupportedAppUsage |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 286 | public boolean disconnect(BluetoothDevice device) { |
| 287 | if (DBG) log("disconnect(" + device + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 288 | final IBluetoothSap service = mService; |
| 289 | if (service != null && isEnabled() && isValidDevice(device)) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 290 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 291 | return service.disconnect(device); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 292 | } catch (RemoteException e) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 293 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 294 | return false; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 295 | } |
| 296 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 297 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 298 | return false; |
| 299 | } |
| 300 | |
| 301 | /** |
| 302 | * Get the list of connected devices. Currently at most one. |
| 303 | * |
| 304 | * @return list of connected devices |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 305 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 306 | */ |
| 307 | public List<BluetoothDevice> getConnectedDevices() { |
| 308 | if (DBG) log("getConnectedDevices()"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 309 | final IBluetoothSap service = mService; |
| 310 | if (service != null && isEnabled()) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 311 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 312 | return service.getConnectedDevices(); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 313 | } catch (RemoteException e) { |
| 314 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 315 | return new ArrayList<BluetoothDevice>(); |
| 316 | } |
| 317 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 318 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 319 | return new ArrayList<BluetoothDevice>(); |
| 320 | } |
| 321 | |
| 322 | /** |
| 323 | * Get the list of devices matching specified states. Currently at most one. |
| 324 | * |
| 325 | * @return list of matching devices |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 326 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 327 | */ |
| 328 | public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) { |
| 329 | if (DBG) log("getDevicesMatchingStates()"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 330 | final IBluetoothSap service = mService; |
| 331 | if (service != null && isEnabled()) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 332 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 333 | return service.getDevicesMatchingConnectionStates(states); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 334 | } catch (RemoteException e) { |
| 335 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 336 | return new ArrayList<BluetoothDevice>(); |
| 337 | } |
| 338 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 339 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 340 | return new ArrayList<BluetoothDevice>(); |
| 341 | } |
| 342 | |
| 343 | /** |
| 344 | * Get connection state of device |
| 345 | * |
| 346 | * @return device connection state |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 347 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 348 | */ |
| 349 | public int getConnectionState(BluetoothDevice device) { |
| 350 | if (DBG) log("getConnectionState(" + device + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 351 | final IBluetoothSap service = mService; |
| 352 | if (service != null && isEnabled() && isValidDevice(device)) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 353 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 354 | return service.getConnectionState(device); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 355 | } catch (RemoteException e) { |
| 356 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 357 | return BluetoothProfile.STATE_DISCONNECTED; |
| 358 | } |
| 359 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 360 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 361 | return BluetoothProfile.STATE_DISCONNECTED; |
| 362 | } |
| 363 | |
| 364 | /** |
| 365 | * Set priority of the profile |
| 366 | * |
| 367 | * <p> The device should already be paired. |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 368 | * |
| 369 | * @param device Paired bluetooth device |
| 370 | * @param priority |
| 371 | * @return true if priority is set, false on error |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 372 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 373 | */ |
| 374 | public boolean setPriority(BluetoothDevice device, int priority) { |
| 375 | if (DBG) log("setPriority(" + device + ", " + priority + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 376 | final IBluetoothSap service = mService; |
| 377 | if (service != null && isEnabled() && isValidDevice(device)) { |
Jack He | 2992cd0 | 2017-08-22 21:21:23 -0700 | [diff] [blame] | 378 | if (priority != BluetoothProfile.PRIORITY_OFF |
| 379 | && priority != BluetoothProfile.PRIORITY_ON) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 380 | return false; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 381 | } |
| 382 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 383 | return service.setPriority(device, priority); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 384 | } catch (RemoteException e) { |
| 385 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 386 | return false; |
| 387 | } |
| 388 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 389 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 390 | return false; |
| 391 | } |
| 392 | |
| 393 | /** |
| 394 | * Get the priority of the profile. |
| 395 | * |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 396 | * @param device Bluetooth device |
| 397 | * @return priority of the device |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 398 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 399 | */ |
| 400 | public int getPriority(BluetoothDevice device) { |
| 401 | if (VDBG) log("getPriority(" + device + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 402 | final IBluetoothSap service = mService; |
| 403 | if (service != null && isEnabled() && isValidDevice(device)) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 404 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 405 | return service.getPriority(device); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 406 | } catch (RemoteException e) { |
| 407 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 408 | return PRIORITY_OFF; |
| 409 | } |
| 410 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 411 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 412 | return PRIORITY_OFF; |
| 413 | } |
| 414 | |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 415 | private final ServiceConnection mConnection = new ServiceConnection() { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 416 | public void onServiceConnected(ComponentName className, IBinder service) { |
| 417 | if (DBG) log("Proxy object connected"); |
Jeff Sharkey | 0a17db1 | 2016-11-04 11:23:46 -0600 | [diff] [blame] | 418 | mService = IBluetoothSap.Stub.asInterface(Binder.allowBlocking(service)); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 419 | if (mServiceListener != null) { |
| 420 | mServiceListener.onServiceConnected(BluetoothProfile.SAP, BluetoothSap.this); |
| 421 | } |
| 422 | } |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 423 | |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 424 | public void onServiceDisconnected(ComponentName className) { |
| 425 | if (DBG) log("Proxy object disconnected"); |
| 426 | mService = null; |
| 427 | if (mServiceListener != null) { |
| 428 | mServiceListener.onServiceDisconnected(BluetoothProfile.SAP); |
| 429 | } |
| 430 | } |
| 431 | }; |
| 432 | |
| 433 | private static void log(String msg) { |
| 434 | Log.d(TAG, msg); |
| 435 | } |
| 436 | |
| 437 | private boolean isEnabled() { |
| 438 | BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter(); |
| 439 | |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 440 | if (adapter != null && adapter.getState() == BluetoothAdapter.STATE_ON) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 441 | return true; |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 442 | } |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 443 | log("Bluetooth is Not enabled"); |
| 444 | return false; |
| 445 | } |
| 446 | |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 447 | private static boolean isValidDevice(BluetoothDevice device) { |
| 448 | return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress()); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 449 | } |
| 450 | |
| 451 | } |