BluetoothManager.java revision ddf7e4756c31d0ed90802f98abeaa79df6d16b2a
1ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie/* 2ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Copyright (C) 2013 The Android Open Source Project 3ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 4ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Licensed under the Apache License, Version 2.0 (the "License"); 5ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * you may not use this file except in compliance with the License. 6ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * You may obtain a copy of the License at 7ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 8ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * http://www.apache.org/licenses/LICENSE-2.0 9ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 10ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Unless required by applicable law or agreed to in writing, software 11ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * distributed under the License is distributed on an "AS IS" BASIS, 12ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * See the License for the specific language governing permissions and 14ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * limitations under the License. 15ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 16ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 17ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xiepackage android.bluetooth; 18ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 19ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport android.content.Context; 20ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport android.os.RemoteException; 21ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport android.util.Log; 22ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 23ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport java.util.ArrayList; 24ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport java.util.List; 25ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 26ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie/** 27ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * High level manager used to obtain an instance of an {@link BluetoothAdapter} 28ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * and to conduct overall Bluetooth Management. 29ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p> 30ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Use {@link android.content.Context#getSystemService(java.lang.String)} 31ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * with {@link Context#BLUETOOTH_SERVICE} to create an {@link BluetoothManager}, 32ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * then call {@link #getAdapter} to obtain the {@link BluetoothAdapter}. 33ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p> 34ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Alternately, you can just call the static helper 35ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothAdapter#getDefaultAdapter()}. 36ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 37ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <div class="special reference"> 38ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <h3>Developer Guides</h3> 39ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>For more information about using BLUETOOTH, read the 40ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <a href="{@docRoot}guide/topics/connectivity/bluetooth.html">Bluetooth</a> developer guide.</p> 41ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * </div> 42ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 43ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @see Context#getSystemService 44ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @see BluetoothAdapter#getDefaultAdapter() 45ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 46ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xiepublic final class BluetoothManager { 47ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie private static final String TAG = "BluetoothManager"; 48ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie private static final boolean DBG = true; 49ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie private static final boolean VDBG = true; 50ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 51ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie private final BluetoothAdapter mAdapter; 52ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 53ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 54ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @hide 55ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 56ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public BluetoothManager(Context context) { 57ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie context = context.getApplicationContext(); 58ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (context == null) { 59ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie throw new IllegalArgumentException( 60ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie "context not associated with any application (using a mock context?)"); 61ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 62ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie // Legacy api - getDefaultAdapter does not take in the context 63ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie mAdapter = BluetoothAdapter.getDefaultAdapter(); 64ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 65ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 66ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 67ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Get the default BLUETOOTH Adapter for this device. 68ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 69ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return the default BLUETOOTH Adapter 70ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 71ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public BluetoothAdapter getAdapter() { 72ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return mAdapter; 73ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 74ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 75ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 76ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Get the current connection state of the profile to the remote device. 77ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 78ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>This is not specific to any application configuration but represents 79ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * the connection state of the local Bluetooth adapter for certain profile. 80ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * This can be used by applications like status bar which would just like 81ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * to know the state of Bluetooth. 82ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 83ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission. 84ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 85ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param device Remote bluetooth device. 86ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param profile GATT or GATT_SERVER 87ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return State of the profile connection. One of 88ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_CONNECTED}, {@link BluetoothProfile#STATE_CONNECTING}, 89ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_DISCONNECTED}, 90ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_DISCONNECTING} 91ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 92ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public int getConnectionState(BluetoothDevice device, int profile) { 93ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (DBG) Log.d(TAG,"getConnectionState()"); 94ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 95ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie List<BluetoothDevice> connectedDevices = getConnectedDevices(profile); 96ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie for(BluetoothDevice connectedDevice : connectedDevices) { 97ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (device.equals(connectedDevice)) { 98ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return BluetoothProfile.STATE_CONNECTED; 99ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 100ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 101ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 102ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return BluetoothProfile.STATE_DISCONNECTED; 103ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 104ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 105ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 106ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Get connected devices for the specified profile. 107ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 108ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p> Return the set of devices which are in state {@link BluetoothProfile#STATE_CONNECTED} 109ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 110ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>This is not specific to any application configuration but represents 111ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * the connection state of Bluetooth for this profile. 112ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * This can be used by applications like status bar which would just like 113ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * to know the state of Bluetooth. 114ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 115ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission. 116ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 117ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param profile GATT or GATT_SERVER 118ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return List of devices. The list will be empty on error. 119ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 120ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public List<BluetoothDevice> getConnectedDevices(int profile) { 121ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (DBG) Log.d(TAG,"getConnectedDevices"); 122ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (profile != BluetoothProfile.GATT && profile != BluetoothProfile.GATT_SERVER) { 123ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie throw new IllegalArgumentException("Profile not supported: " + profile); 124ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 125ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 126ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie List<BluetoothDevice> connectedDevices = new ArrayList<BluetoothDevice>(); 127ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 128ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie try { 129ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothManager managerService = mAdapter.getBluetoothManager(); 130ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothGatt iGatt = (IBluetoothGatt) managerService.getBluetoothGatt(); 131ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (iGatt == null) return connectedDevices; 132ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 133ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie connectedDevices = iGatt.getDevicesMatchingConnectionStates( 134ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie new int[] { BluetoothProfile.STATE_CONNECTED }); 135ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } catch (RemoteException e) { 136ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Log.e(TAG,"",e); 137ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 138ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 139ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return connectedDevices; 140ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 141ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 142ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 143ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 144ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Get a list of devices that match any of the given connection 145ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * states. 146ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 147ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p> If none of the devices match any of the given states, 148ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * an empty list will be returned. 149ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 150ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>This is not specific to any application configuration but represents 151ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * the connection state of the local Bluetooth adapter for this profile. 152ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * This can be used by applications like status bar which would just like 153ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * to know the state of the local adapter. 154ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 155ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission. 156ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 157ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param profile GATT or GATT_SERVER 158ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param states Array of states. States can be one of 159ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_CONNECTED}, {@link BluetoothProfile#STATE_CONNECTING}, 160ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_DISCONNECTED}, 161ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_DISCONNECTING}, 162ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return List of devices. The list will be empty on error. 163ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 164ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public List<BluetoothDevice> getDevicesMatchingConnectionStates(int profile, int[] states) { 165ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (DBG) Log.d(TAG,"getDevicesMatchingConnectionStates"); 166ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 167ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (profile != BluetoothProfile.GATT && profile != BluetoothProfile.GATT_SERVER) { 168ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie throw new IllegalArgumentException("Profile not supported: " + profile); 169ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 170ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 171ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie List<BluetoothDevice> devices = new ArrayList<BluetoothDevice>(); 172ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 173ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie try { 174ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothManager managerService = mAdapter.getBluetoothManager(); 175ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothGatt iGatt = (IBluetoothGatt) managerService.getBluetoothGatt(); 176ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (iGatt == null) return devices; 177ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie devices = iGatt.getDevicesMatchingConnectionStates(states); 178ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } catch (RemoteException e) { 179ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Log.e(TAG,"",e); 180ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 181ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 182ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return devices; 183ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 184ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 185ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 186ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Open a GATT Server 187ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * The callback is used to deliver results to Caller, such as connection status as well 188ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * as the results of any other GATT server operations. 189ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * The method returns a BluetoothGattServer instance. You can use BluetoothGattServer 190ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * to conduct GATT server operations. 191ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param context App context 192ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param callback GATT server callback handler that will receive asynchronous callbacks. 193ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return BluetoothGattServer instance 194ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 195ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public BluetoothGattServer openGattServer(Context context, 196ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie BluetoothGattServerCallback callback) { 197ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (context == null || callback == null) { 198ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie throw new IllegalArgumentException("null parameter: " + context + " " + callback); 199ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 200ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 201ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie // TODO(Bluetooth) check whether platform support BLE 202ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie // Do the check here or in GattServer? 203ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 204ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie try { 205ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothManager managerService = mAdapter.getBluetoothManager(); 206ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothGatt iGatt = (IBluetoothGatt) managerService.getBluetoothGatt(); 207ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (iGatt == null) { 208ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Log.e(TAG, "Fail to get GATT Server connection"); 209ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return null; 210ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 211ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie BluetoothGattServer mGattServer = new BluetoothGattServer(context, iGatt); 212ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Boolean regStatus = mGattServer.registerCallback(callback); 213ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return regStatus? mGattServer : null; 214ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } catch (RemoteException e) { 215ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Log.e(TAG,"",e); 216ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return null; 217ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 218ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 219ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie} 220