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 192d49752ee050ab7f1cd848933f6c62a73707e2d9Tor Norbyeimport android.Manifest; 202d49752ee050ab7f1cd848933f6c62a73707e2d9Tor Norbyeimport android.annotation.RequiresPermission; 21d86b8fea43ebb6e5c31691b44d8ceb0d8d3c9072Jeff Sharkeyimport android.annotation.SystemService; 22ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport android.content.Context; 23ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport android.os.RemoteException; 24ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport android.util.Log; 25ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 26ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport java.util.ArrayList; 27ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xieimport java.util.List; 28ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 29ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie/** 30ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * High level manager used to obtain an instance of an {@link BluetoothAdapter} 31ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * and to conduct overall Bluetooth Management. 32ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p> 33ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Use {@link android.content.Context#getSystemService(java.lang.String)} 34ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * with {@link Context#BLUETOOTH_SERVICE} to create an {@link BluetoothManager}, 35ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * then call {@link #getAdapter} to obtain the {@link BluetoothAdapter}. 36ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p> 37ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Alternately, you can just call the static helper 38ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothAdapter#getDefaultAdapter()}. 39ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 40ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <div class="special reference"> 41ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <h3>Developer Guides</h3> 4265813dff148d18028415fbf6682f3c35f49d5462Hemal Patel * <p> 4365813dff148d18028415fbf6682f3c35f49d5462Hemal Patel * For more information about using BLUETOOTH, read the <a href= 4465813dff148d18028415fbf6682f3c35f49d5462Hemal Patel * "{@docRoot}guide/topics/connectivity/bluetooth.html">Bluetooth</a> developer 4565813dff148d18028415fbf6682f3c35f49d5462Hemal Patel * guide. 4665813dff148d18028415fbf6682f3c35f49d5462Hemal Patel * </p> 47ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * </div> 48ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 49ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @see Context#getSystemService 50ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @see BluetoothAdapter#getDefaultAdapter() 51ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 52d86b8fea43ebb6e5c31691b44d8ceb0d8d3c9072Jeff Sharkey@SystemService(Context.BLUETOOTH_SERVICE) 53ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xiepublic final class BluetoothManager { 54ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie private static final String TAG = "BluetoothManager"; 55ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie private static final boolean DBG = true; 56ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie private static final boolean VDBG = true; 57ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 58ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie private final BluetoothAdapter mAdapter; 59ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 60ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 61ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @hide 62ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 63ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public BluetoothManager(Context context) { 64ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie context = context.getApplicationContext(); 65ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (context == null) { 66ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie throw new IllegalArgumentException( 67ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie "context not associated with any application (using a mock context?)"); 68ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 69ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie // Legacy api - getDefaultAdapter does not take in the context 70ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie mAdapter = BluetoothAdapter.getDefaultAdapter(); 71ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 72ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 73ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 74ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Get the default BLUETOOTH Adapter for this device. 75ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 76ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return the default BLUETOOTH Adapter 77ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 78ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public BluetoothAdapter getAdapter() { 79ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return mAdapter; 80ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 81ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 82ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 83ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Get the current connection state of the profile to the remote device. 84ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 85ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>This is not specific to any application configuration but represents 86ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * the connection state of the local Bluetooth adapter for certain profile. 87ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * This can be used by applications like status bar which would just like 88ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * to know the state of Bluetooth. 89ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 90ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param device Remote bluetooth device. 91ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param profile GATT or GATT_SERVER 92ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return State of the profile connection. One of 93ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_CONNECTED}, {@link BluetoothProfile#STATE_CONNECTING}, 94ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_DISCONNECTED}, 95ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_DISCONNECTING} 96ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 972d49752ee050ab7f1cd848933f6c62a73707e2d9Tor Norbye @RequiresPermission(Manifest.permission.BLUETOOTH) 98ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public int getConnectionState(BluetoothDevice device, int profile) { 99ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (DBG) Log.d(TAG,"getConnectionState()"); 100ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 101ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie List<BluetoothDevice> connectedDevices = getConnectedDevices(profile); 102ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie for(BluetoothDevice connectedDevice : connectedDevices) { 103ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (device.equals(connectedDevice)) { 104ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return BluetoothProfile.STATE_CONNECTED; 105ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 106ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 107ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 108ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return BluetoothProfile.STATE_DISCONNECTED; 109ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 110ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 111ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 112ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Get connected devices for the specified profile. 113ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 114ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p> Return the set of devices which are in state {@link BluetoothProfile#STATE_CONNECTED} 115ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 116ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>This is not specific to any application configuration but represents 117ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * the connection state of Bluetooth for this profile. 118ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * This can be used by applications like status bar which would just like 119ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * to know the state of Bluetooth. 120ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 121ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param profile GATT or GATT_SERVER 122ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return List of devices. The list will be empty on error. 123ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 1242d49752ee050ab7f1cd848933f6c62a73707e2d9Tor Norbye @RequiresPermission(Manifest.permission.BLUETOOTH) 125ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public List<BluetoothDevice> getConnectedDevices(int profile) { 126ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (DBG) Log.d(TAG,"getConnectedDevices"); 127ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (profile != BluetoothProfile.GATT && profile != BluetoothProfile.GATT_SERVER) { 128ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie throw new IllegalArgumentException("Profile not supported: " + profile); 129ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 130ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 131ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie List<BluetoothDevice> connectedDevices = new ArrayList<BluetoothDevice>(); 132ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 133ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie try { 134ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothManager managerService = mAdapter.getBluetoothManager(); 135cdd94e3647e921acc23f166ebb4f95ca6575a5bdMatthew Xie IBluetoothGatt iGatt = managerService.getBluetoothGatt(); 136ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (iGatt == null) return connectedDevices; 137ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 138ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie connectedDevices = iGatt.getDevicesMatchingConnectionStates( 139ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie new int[] { BluetoothProfile.STATE_CONNECTED }); 140ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } catch (RemoteException e) { 141ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Log.e(TAG,"",e); 142ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 143ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 144ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return connectedDevices; 145ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 146ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 147ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 1484bb4830b758ce0fadff33d993c4e7e8aca880cadAjay Panicker * 149ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Get a list of devices that match any of the given connection 150ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * states. 151ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 152ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p> If none of the devices match any of the given states, 153ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * an empty list will be returned. 154ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 155ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * <p>This is not specific to any application configuration but represents 156ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * the connection state of the local Bluetooth adapter for this profile. 157ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * This can be used by applications like status bar which would just like 158ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * to know the state of the local adapter. 159ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * 160ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param profile GATT or GATT_SERVER 161ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param states Array of states. States can be one of 162ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_CONNECTED}, {@link BluetoothProfile#STATE_CONNECTING}, 163ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_DISCONNECTED}, 164ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * {@link BluetoothProfile#STATE_DISCONNECTING}, 165ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return List of devices. The list will be empty on error. 166ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 1672d49752ee050ab7f1cd848933f6c62a73707e2d9Tor Norbye @RequiresPermission(Manifest.permission.BLUETOOTH) 168ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public List<BluetoothDevice> getDevicesMatchingConnectionStates(int profile, int[] states) { 169ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (DBG) Log.d(TAG,"getDevicesMatchingConnectionStates"); 170ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 171ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (profile != BluetoothProfile.GATT && profile != BluetoothProfile.GATT_SERVER) { 172ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie throw new IllegalArgumentException("Profile not supported: " + profile); 173ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 174ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 175ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie List<BluetoothDevice> devices = new ArrayList<BluetoothDevice>(); 176ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 177ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie try { 178ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothManager managerService = mAdapter.getBluetoothManager(); 179cdd94e3647e921acc23f166ebb4f95ca6575a5bdMatthew Xie IBluetoothGatt iGatt = managerService.getBluetoothGatt(); 180ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (iGatt == null) return devices; 181ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie devices = iGatt.getDevicesMatchingConnectionStates(states); 182ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } catch (RemoteException e) { 183ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Log.e(TAG,"",e); 184ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 185ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 186ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return devices; 187ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 188ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 189ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie /** 190ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * Open a GATT Server 191ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * The callback is used to deliver results to Caller, such as connection status as well 192ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * as the results of any other GATT server operations. 193ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * The method returns a BluetoothGattServer instance. You can use BluetoothGattServer 194ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * to conduct GATT server operations. 195ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param context App context 196ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @param callback GATT server callback handler that will receive asynchronous callbacks. 197ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie * @return BluetoothGattServer instance 198ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie */ 199ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie public BluetoothGattServer openGattServer(Context context, 200ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie BluetoothGattServerCallback callback) { 201b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta 202b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta return (openGattServer (context, callback, BluetoothDevice.TRANSPORT_AUTO)); 203b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta } 204b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta 205b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta /** 206b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * Open a GATT Server 207b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * The callback is used to deliver results to Caller, such as connection status as well 208b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * as the results of any other GATT server operations. 209b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * The method returns a BluetoothGattServer instance. You can use BluetoothGattServer 210b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * to conduct GATT server operations. 211b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * @param context App context 212b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * @param callback GATT server callback handler that will receive asynchronous callbacks. 213b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * @param transport preferred transport for GATT connections to remote dual-mode devices 214b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * {@link BluetoothDevice#TRANSPORT_AUTO} or 215b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * {@link BluetoothDevice#TRANSPORT_BREDR} or {@link BluetoothDevice#TRANSPORT_LE} 216b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * @return BluetoothGattServer instance 217b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta * @hide 218b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta */ 219b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta public BluetoothGattServer openGattServer(Context context, 220b88fa824ab6337684de9aa8437c4952df4f1a75eGanesh Ganapathi Batta BluetoothGattServerCallback callback,int transport) { 221ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (context == null || callback == null) { 222ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie throw new IllegalArgumentException("null parameter: " + context + " " + callback); 223ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 224ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 225ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie // TODO(Bluetooth) check whether platform support BLE 226ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie // Do the check here or in GattServer? 227ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie 228ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie try { 229ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie IBluetoothManager managerService = mAdapter.getBluetoothManager(); 230cdd94e3647e921acc23f166ebb4f95ca6575a5bdMatthew Xie IBluetoothGatt iGatt = managerService.getBluetoothGatt(); 231ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie if (iGatt == null) { 232ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Log.e(TAG, "Fail to get GATT Server connection"); 233ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return null; 234ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 235adc26ec1b4060358d918d1bdf491f5192b35c2d3Jeremy Klein BluetoothGattServer mGattServer = new BluetoothGattServer(iGatt,transport); 236ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Boolean regStatus = mGattServer.registerCallback(callback); 237ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return regStatus? mGattServer : null; 238ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } catch (RemoteException e) { 239ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie Log.e(TAG,"",e); 240ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie return null; 241ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 242ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie } 243ddf7e4756c31d0ed90802f98abeaa79df6d16b2aMatthew Xie} 244