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 | 4dc66d3 | 2018-08-01 15:07:20 +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; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 27 | import android.util.Log; |
| 28 | |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 29 | import java.util.ArrayList; |
| 30 | import java.util.List; |
| 31 | |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 32 | /** |
| 33 | * This class provides the APIs to control the Bluetooth SIM |
| 34 | * Access Profile (SAP). |
| 35 | * |
| 36 | * <p>BluetoothSap is a proxy object for controlling the Bluetooth |
| 37 | * Service via IPC. Use {@link BluetoothAdapter#getProfileProxy} to get |
| 38 | * the BluetoothSap proxy object. |
| 39 | * |
| 40 | * <p>Each method is protected with its appropriate permission. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 41 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 42 | * @hide |
| 43 | */ |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 44 | public final class BluetoothSap implements BluetoothProfile { |
| 45 | |
| 46 | private static final String TAG = "BluetoothSap"; |
| 47 | private static final boolean DBG = true; |
| 48 | private static final boolean VDBG = false; |
| 49 | |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 50 | /** |
| 51 | * Intent used to broadcast the change in connection state of the profile. |
| 52 | * |
| 53 | * <p>This intent will have 4 extras: |
| 54 | * <ul> |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 55 | * <li> {@link #EXTRA_STATE} - The current state of the profile. </li> |
| 56 | * <li> {@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile.</li> |
| 57 | * <li> {@link BluetoothDevice#EXTRA_DEVICE} - The remote device. </li> |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 58 | * </ul> |
| 59 | * |
| 60 | * <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of |
| 61 | * {@link #STATE_DISCONNECTED}, {@link #STATE_CONNECTING}, |
| 62 | * {@link #STATE_CONNECTED}, {@link #STATE_DISCONNECTING}. |
| 63 | * |
| 64 | * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission to |
| 65 | * receive. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 66 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 67 | * @hide |
| 68 | */ |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 69 | public static final String ACTION_CONNECTION_STATE_CHANGED = |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 70 | "android.bluetooth.sap.profile.action.CONNECTION_STATE_CHANGED"; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 71 | |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 72 | private volatile IBluetoothSap mService; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 73 | private final Context mContext; |
| 74 | private ServiceListener mServiceListener; |
| 75 | private BluetoothAdapter mAdapter; |
| 76 | |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 77 | /** |
| 78 | * There was an error trying to obtain the state. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 79 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 80 | * @hide |
| 81 | */ |
| 82 | public static final int STATE_ERROR = -1; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 83 | |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 84 | /** |
| 85 | * Connection state change succceeded. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 86 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 87 | * @hide |
| 88 | */ |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 89 | public static final int RESULT_SUCCESS = 1; |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 90 | |
| 91 | /** |
| 92 | * Connection canceled before completion. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 93 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 94 | * @hide |
| 95 | */ |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 96 | public static final int RESULT_CANCELED = 2; |
| 97 | |
Jack He | 2992cd0 | 2017-08-22 21:21:23 -0700 | [diff] [blame] | 98 | private final IBluetoothStateChangeCallback mBluetoothStateChangeCallback = |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 99 | new IBluetoothStateChangeCallback.Stub() { |
| 100 | public void onBluetoothStateChange(boolean up) { |
| 101 | if (DBG) Log.d(TAG, "onBluetoothStateChange: up=" + up); |
| 102 | if (!up) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 103 | if (VDBG) Log.d(TAG, "Unbinding service..."); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 104 | synchronized (mConnection) { |
| 105 | try { |
| 106 | mService = null; |
| 107 | mContext.unbindService(mConnection); |
| 108 | } catch (Exception re) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 109 | Log.e(TAG, "", re); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 110 | } |
| 111 | } |
| 112 | } else { |
| 113 | synchronized (mConnection) { |
| 114 | try { |
| 115 | if (mService == null) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 116 | if (VDBG) Log.d(TAG, "Binding service..."); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 117 | doBind(); |
| 118 | } |
| 119 | } catch (Exception re) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 120 | Log.e(TAG, "", re); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 121 | } |
| 122 | } |
| 123 | } |
| 124 | } |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 125 | }; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 126 | |
| 127 | /** |
| 128 | * Create a BluetoothSap proxy object. |
| 129 | */ |
| 130 | /*package*/ BluetoothSap(Context context, ServiceListener l) { |
| 131 | if (DBG) Log.d(TAG, "Create BluetoothSap proxy object"); |
| 132 | mContext = context; |
| 133 | mServiceListener = l; |
| 134 | mAdapter = BluetoothAdapter.getDefaultAdapter(); |
| 135 | IBluetoothManager mgr = mAdapter.getBluetoothManager(); |
| 136 | if (mgr != null) { |
| 137 | try { |
| 138 | mgr.registerStateChangeCallback(mBluetoothStateChangeCallback); |
| 139 | } catch (RemoteException e) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 140 | Log.e(TAG, "", e); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 141 | } |
| 142 | } |
| 143 | doBind(); |
| 144 | } |
| 145 | |
| 146 | boolean doBind() { |
ugo_yu | f308ab0 | 2016-05-30 20:56:28 +0800 | [diff] [blame] | 147 | Intent intent = new Intent(IBluetoothSap.class.getName()); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 148 | ComponentName comp = intent.resolveSystemService(mContext.getPackageManager(), 0); |
| 149 | intent.setComponent(comp); |
| 150 | if (comp == null || !mContext.bindServiceAsUser(intent, mConnection, 0, |
Jeff Sharkey | ad357d1 | 2018-02-02 13:25:31 -0700 | [diff] [blame] | 151 | mContext.getUser())) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 152 | Log.e(TAG, "Could not bind to Bluetooth SAP Service with " + intent); |
| 153 | return false; |
| 154 | } |
| 155 | return true; |
| 156 | } |
| 157 | |
| 158 | protected void finalize() throws Throwable { |
| 159 | try { |
| 160 | close(); |
| 161 | } finally { |
| 162 | super.finalize(); |
| 163 | } |
| 164 | } |
| 165 | |
| 166 | /** |
| 167 | * Close the connection to the backing service. |
| 168 | * Other public functions of BluetoothSap will return default error |
| 169 | * results once close() has been called. Multiple invocations of close() |
| 170 | * are ok. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 171 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 172 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 173 | */ |
| 174 | public synchronized void close() { |
| 175 | IBluetoothManager mgr = mAdapter.getBluetoothManager(); |
| 176 | if (mgr != null) { |
| 177 | try { |
| 178 | mgr.unregisterStateChangeCallback(mBluetoothStateChangeCallback); |
| 179 | } catch (Exception e) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 180 | Log.e(TAG, "", e); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 181 | } |
| 182 | } |
| 183 | |
| 184 | synchronized (mConnection) { |
| 185 | if (mService != null) { |
| 186 | try { |
| 187 | mService = null; |
| 188 | mContext.unbindService(mConnection); |
| 189 | } catch (Exception re) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 190 | Log.e(TAG, "", re); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 191 | } |
| 192 | } |
| 193 | } |
| 194 | mServiceListener = null; |
| 195 | } |
| 196 | |
| 197 | /** |
| 198 | * Get the current state of the BluetoothSap service. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 199 | * |
| 200 | * @return One of the STATE_ return codes, or STATE_ERROR if this proxy object is currently not |
| 201 | * connected to the Sap service. |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 202 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 203 | */ |
| 204 | public int getState() { |
| 205 | if (VDBG) log("getState()"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 206 | final IBluetoothSap service = mService; |
| 207 | if (service != null) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 208 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 209 | return service.getState(); |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 210 | } catch (RemoteException e) { |
| 211 | Log.e(TAG, e.toString()); |
| 212 | } |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 213 | } else { |
| 214 | Log.w(TAG, "Proxy not attached to service"); |
| 215 | if (DBG) log(Log.getStackTraceString(new Throwable())); |
| 216 | } |
| 217 | return BluetoothSap.STATE_ERROR; |
| 218 | } |
| 219 | |
| 220 | /** |
| 221 | * Get the currently connected remote Bluetooth device (PCE). |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 222 | * |
| 223 | * @return The remote Bluetooth device, or null if not in connected or connecting state, or if |
| 224 | * this proxy object is not connected to the Sap service. |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 225 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 226 | */ |
| 227 | public BluetoothDevice getClient() { |
| 228 | if (VDBG) log("getClient()"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 229 | final IBluetoothSap service = mService; |
| 230 | if (service != null) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 231 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 232 | return service.getClient(); |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 233 | } catch (RemoteException e) { |
| 234 | Log.e(TAG, e.toString()); |
| 235 | } |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 236 | } else { |
| 237 | Log.w(TAG, "Proxy not attached to service"); |
| 238 | if (DBG) log(Log.getStackTraceString(new Throwable())); |
| 239 | } |
| 240 | return null; |
| 241 | } |
| 242 | |
| 243 | /** |
| 244 | * Returns true if the specified Bluetooth device is connected. |
| 245 | * Returns false if not connected, or if this proxy object is not |
| 246 | * currently connected to the Sap service. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 247 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 248 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 249 | */ |
| 250 | public boolean isConnected(BluetoothDevice device) { |
| 251 | if (VDBG) log("isConnected(" + device + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 252 | final IBluetoothSap service = mService; |
| 253 | if (service != null) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 254 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 255 | return service.isConnected(device); |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 256 | } catch (RemoteException e) { |
| 257 | Log.e(TAG, e.toString()); |
| 258 | } |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 259 | } else { |
| 260 | Log.w(TAG, "Proxy not attached to service"); |
| 261 | if (DBG) log(Log.getStackTraceString(new Throwable())); |
| 262 | } |
| 263 | return false; |
| 264 | } |
| 265 | |
| 266 | /** |
| 267 | * Initiate connection. Initiation of outgoing connections is not |
| 268 | * supported for SAP server. |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 269 | * |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 270 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 271 | */ |
| 272 | public boolean connect(BluetoothDevice device) { |
| 273 | if (DBG) log("connect(" + device + ")" + "not supported for SAPS"); |
| 274 | return false; |
| 275 | } |
| 276 | |
| 277 | /** |
| 278 | * Initiate disconnect. |
| 279 | * |
| 280 | * @param device Remote Bluetooth Device |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 281 | * @return false on error, true otherwise |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 282 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 283 | */ |
Mathew Inwood | 4dc66d3 | 2018-08-01 15:07:20 +0100 | [diff] [blame] | 284 | @UnsupportedAppUsage |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 285 | public boolean disconnect(BluetoothDevice device) { |
| 286 | if (DBG) log("disconnect(" + device + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 287 | final IBluetoothSap service = mService; |
| 288 | if (service != null && isEnabled() && isValidDevice(device)) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 289 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 290 | return service.disconnect(device); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 291 | } catch (RemoteException e) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 292 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 293 | return false; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 294 | } |
| 295 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 296 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 297 | return false; |
| 298 | } |
| 299 | |
| 300 | /** |
| 301 | * Get the list of connected devices. Currently at most one. |
| 302 | * |
| 303 | * @return list of connected devices |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 304 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 305 | */ |
| 306 | public List<BluetoothDevice> getConnectedDevices() { |
| 307 | if (DBG) log("getConnectedDevices()"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 308 | final IBluetoothSap service = mService; |
| 309 | if (service != null && isEnabled()) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 310 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 311 | return service.getConnectedDevices(); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 312 | } catch (RemoteException e) { |
| 313 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 314 | return new ArrayList<BluetoothDevice>(); |
| 315 | } |
| 316 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 317 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 318 | return new ArrayList<BluetoothDevice>(); |
| 319 | } |
| 320 | |
| 321 | /** |
| 322 | * Get the list of devices matching specified states. Currently at most one. |
| 323 | * |
| 324 | * @return list of matching devices |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 325 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 326 | */ |
| 327 | public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) { |
| 328 | if (DBG) log("getDevicesMatchingStates()"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 329 | final IBluetoothSap service = mService; |
| 330 | if (service != null && isEnabled()) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 331 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 332 | return service.getDevicesMatchingConnectionStates(states); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 333 | } catch (RemoteException e) { |
| 334 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 335 | return new ArrayList<BluetoothDevice>(); |
| 336 | } |
| 337 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 338 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 339 | return new ArrayList<BluetoothDevice>(); |
| 340 | } |
| 341 | |
| 342 | /** |
| 343 | * Get connection state of device |
| 344 | * |
| 345 | * @return device connection state |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 346 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 347 | */ |
| 348 | public int getConnectionState(BluetoothDevice device) { |
| 349 | if (DBG) log("getConnectionState(" + device + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 350 | final IBluetoothSap service = mService; |
| 351 | if (service != null && isEnabled() && isValidDevice(device)) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 352 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 353 | return service.getConnectionState(device); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 354 | } catch (RemoteException e) { |
| 355 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 356 | return BluetoothProfile.STATE_DISCONNECTED; |
| 357 | } |
| 358 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 359 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 360 | return BluetoothProfile.STATE_DISCONNECTED; |
| 361 | } |
| 362 | |
| 363 | /** |
| 364 | * Set priority of the profile |
| 365 | * |
| 366 | * <p> The device should already be paired. |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 367 | * |
| 368 | * @param device Paired bluetooth device |
| 369 | * @param priority |
| 370 | * @return true if priority is set, false on error |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 371 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 372 | */ |
| 373 | public boolean setPriority(BluetoothDevice device, int priority) { |
| 374 | if (DBG) log("setPriority(" + device + ", " + priority + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 375 | final IBluetoothSap service = mService; |
| 376 | if (service != null && isEnabled() && isValidDevice(device)) { |
Jack He | 2992cd0 | 2017-08-22 21:21:23 -0700 | [diff] [blame] | 377 | if (priority != BluetoothProfile.PRIORITY_OFF |
| 378 | && priority != BluetoothProfile.PRIORITY_ON) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 379 | return false; |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 380 | } |
| 381 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 382 | return service.setPriority(device, priority); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 383 | } catch (RemoteException e) { |
| 384 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 385 | return false; |
| 386 | } |
| 387 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 388 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 389 | return false; |
| 390 | } |
| 391 | |
| 392 | /** |
| 393 | * Get the priority of the profile. |
| 394 | * |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 395 | * @param device Bluetooth device |
| 396 | * @return priority of the device |
Andre Eisenbach | ab25813 | 2015-05-04 13:28:04 -0700 | [diff] [blame] | 397 | * @hide |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 398 | */ |
| 399 | public int getPriority(BluetoothDevice device) { |
| 400 | if (VDBG) log("getPriority(" + device + ")"); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 401 | final IBluetoothSap service = mService; |
| 402 | if (service != null && isEnabled() && isValidDevice(device)) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 403 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 404 | return service.getPriority(device); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 405 | } catch (RemoteException e) { |
| 406 | Log.e(TAG, Log.getStackTraceString(new Throwable())); |
| 407 | return PRIORITY_OFF; |
| 408 | } |
| 409 | } |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 410 | if (service == null) Log.w(TAG, "Proxy not attached to service"); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 411 | return PRIORITY_OFF; |
| 412 | } |
| 413 | |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 414 | private final ServiceConnection mConnection = new ServiceConnection() { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 415 | public void onServiceConnected(ComponentName className, IBinder service) { |
| 416 | if (DBG) log("Proxy object connected"); |
Jeff Sharkey | 0a17db1 | 2016-11-04 11:23:46 -0600 | [diff] [blame] | 417 | mService = IBluetoothSap.Stub.asInterface(Binder.allowBlocking(service)); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 418 | if (mServiceListener != null) { |
| 419 | mServiceListener.onServiceConnected(BluetoothProfile.SAP, BluetoothSap.this); |
| 420 | } |
| 421 | } |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 422 | |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 423 | public void onServiceDisconnected(ComponentName className) { |
| 424 | if (DBG) log("Proxy object disconnected"); |
| 425 | mService = null; |
| 426 | if (mServiceListener != null) { |
| 427 | mServiceListener.onServiceDisconnected(BluetoothProfile.SAP); |
| 428 | } |
| 429 | } |
| 430 | }; |
| 431 | |
| 432 | private static void log(String msg) { |
| 433 | Log.d(TAG, msg); |
| 434 | } |
| 435 | |
| 436 | private boolean isEnabled() { |
| 437 | BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter(); |
| 438 | |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 439 | if (adapter != null && adapter.getState() == BluetoothAdapter.STATE_ON) { |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 440 | return true; |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 441 | } |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 442 | log("Bluetooth is Not enabled"); |
| 443 | return false; |
| 444 | } |
| 445 | |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 446 | private static boolean isValidDevice(BluetoothDevice device) { |
| 447 | return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress()); |
Casper Bonde | 2a5f608 | 2015-03-19 10:36:45 +0100 | [diff] [blame] | 448 | } |
| 449 | |
| 450 | } |