android/android_api/base/src/main/java/org/iotivity/ca/CaEdrInterface.java

   1 /******************************************************************
   2  *
   3  * Copyright 2014 Samsung Electronics All Rights Reserved.
   4  *
   5  *
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  ******************************************************************/
  20
  21 package org.iotivity.ca;
  22
  23 import android.bluetooth.BluetoothAdapter;
  24 import android.bluetooth.BluetoothDevice;
  25 import android.content.BroadcastReceiver;
  26 import android.content.Context;
  27 import android.content.Intent;
  28 import android.content.IntentFilter;
  29 import android.util.Log;
  30
  31 public class CaEdrInterface {
  32     private static Context mContext;
  33
  34     private CaEdrInterface(Context context) {
  35         mContext = context;
  36         registerIntentFilter();
  37     }
  38
  39     private static IntentFilter registerIntentFilter() {
  40         IntentFilter filter = new IntentFilter();
  41         filter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);
  42         filter.addAction(BluetoothDevice.ACTION_BOND_STATE_CHANGED);
  43         filter.addAction(BluetoothDevice.ACTION_ACL_DISCONNECTED);
  44         mContext.registerReceiver(mReceiver, filter);
  45         return filter;
  46     }
  47
  48     public static void destroyEdrInterface() {
  49         mContext.unregisterReceiver(mReceiver);
  50     }
  51
  52     // Network Monitor
  53     private native static void caEdrStateChangedCallback(int state);
  54
  55     private native static void caEdrBondStateChangedCallback(String addr);
  56
  57     private native static void caEdrConnectionStateChangedCallback(String addr, int isConnected);
  58
  59     private static final BroadcastReceiver mReceiver = new BroadcastReceiver() {
  60
  61         @Override
  62         public void onReceive(Context context, Intent intent) {
  63
  64             String action = intent.getAction();
  65
  66             if (action != null && action.equals(BluetoothAdapter.ACTION_STATE_CHANGED)) {
  67
  68                 int state =
  69                         intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothAdapter.ERROR);
  70
  71                 // STATE_ON:12, STATE_OFF:10
  72                 if (state == BluetoothAdapter.STATE_ON || state == BluetoothAdapter.STATE_OFF)
  73                 {
  74                     caEdrStateChangedCallback(state);
  75                 }
  76             }
  77
  78             if (action != null && action.equals(BluetoothDevice.ACTION_BOND_STATE_CHANGED)) {
  79
  80                 int bondState = intent.getIntExtra(BluetoothDevice.EXTRA_BOND_STATE,
  81                                                    BluetoothDevice.ERROR);
  82
  83                 if (bondState == BluetoothDevice.BOND_NONE) {
  84                     if ((intent.getIntExtra(BluetoothDevice.EXTRA_PREVIOUS_BOND_STATE,
  85                                             BluetoothDevice.ERROR)
  86                                                 == BluetoothDevice.BOND_BONDED)) {
  87                         BluetoothDevice device
  88                             = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
  89
  90                         caEdrBondStateChangedCallback(device.getAddress());
  91                     }
  92                 }
  93             }
  94
  95             if (action != null && action.equals(BluetoothDevice.ACTION_ACL_DISCONNECTED)) {
  96                 BluetoothDevice device
  97                     = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
  98                 if (BluetoothDevice.DEVICE_TYPE_CLASSIC == device.getType())
  99                 {
 100                     caEdrConnectionStateChangedCallback(device.getAddress(), 0);
 101                 }
 102             }
 103         }
 104     };
 105 }