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

   1 /******************************************************************\r
   2  *\r
   3  * Copyright 2014 Samsung Electronics All Rights Reserved.\r
   4  *\r
   5  *\r
   6  *\r
   7  * Licensed under the Apache License, Version 2.0 (the "License");\r
   8  * you may not use this file except in compliance with the License.\r
   9  * You may obtain a copy of the License at\r
  10  *\r
  11  *      http://www.apache.org/licenses/LICENSE-2.0\r
  12  *\r
  13  * Unless required by applicable law or agreed to in writing, software\r
  14  * distributed under the License is distributed on an "AS IS" BASIS,\r
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  16  * See the License for the specific language governing permissions and\r
  17  * limitations under the License.\r
  18  *\r
  19  ******************************************************************/\r
  20 \r
  21 package org.iotivity.ca;\r
  22 \r
  23 import android.content.BroadcastReceiver;\r
  24 import android.content.Context;\r
  25 import android.content.Intent;\r
  26 import android.content.IntentFilter;\r
  27 import android.net.ConnectivityManager;\r
  28 import android.net.NetworkInfo;\r
  29 import android.net.wifi.WifiManager;\r
  30 import android.util.Log;\r
  31 \r
  32 public class CaIpInterface {\r
  33     private static Context mContext;\r
  34 \r
  35     public enum WifiAPState{\r
  36         WIFI_AP_STATE_DISABLING (10),\r
  37         WIFI_AP_STATE_DISABLED (11),\r
  38         WIFI_AP_STATE_ENABLING (12),\r
  39         WIFI_AP_STATE_ENABLED (13),\r
  40         WIFI_AP_STATE_FAILED (14)\r
  41         ; // semicolon needed when fields / methods follow\r
  42 \r
  43 \r
  44         private final int apstate;\r
  45 \r
  46         WifiAPState(int apstate)\r
  47         {\r
  48             this.apstate = apstate;\r
  49         }\r
  50         public int getIntValue() {\r
  51            return this.apstate;\r
  52         }\r
  53     }\r
  54 \r
  55     private CaIpInterface(Context context) {\r
  56         mContext = context;\r
  57         registerIpStateReceiver();\r
  58     }\r
  59 \r
  60     private void registerIpStateReceiver() {\r
  61         IntentFilter intentFilter = new IntentFilter();\r
  62         intentFilter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION);\r
  63         intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);\r
  64         intentFilter.addAction("android.net.wifi.WIFI_AP_STATE_CHANGED");\r
  65 \r
  66         mContext.registerReceiver(mReceiver, intentFilter);\r
  67     }\r
  68 \r
  69     public static void destroyIpInterface() {\r
  70         mContext.unregisterReceiver(mReceiver);\r
  71     }\r
  72 \r
  73     private static BroadcastReceiver mReceiver = new BroadcastReceiver() {\r
  74         @Override\r
  75         public void onReceive(Context context, Intent intent) {\r
  76             if (intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE,\r
  77                 WifiManager.WIFI_STATE_UNKNOWN) == WifiManager.WIFI_STATE_DISABLED) {\r
  78                 caIpStateDisabled();\r
  79             } else if (intent.getAction().equals(ConnectivityManager.CONNECTIVITY_ACTION)) {\r
  80                 ConnectivityManager manager = (ConnectivityManager)\r
  81                         mContext.getSystemService(Context.CONNECTIVITY_SERVICE);\r
  82                 NetworkInfo nwInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);\r
  83 \r
  84                 if(nwInfo.isConnected()) {\r
  85                     caIpStateEnabled();\r
  86                 }\r
  87             }\r
  88 \r
  89             if (intent.getAction().equals("android.net.wifi.WIFI_AP_STATE_CHANGED")) {\r
  90                 if (intent.getIntExtra("wifi_state",\r
  91                     WifiAPState.WIFI_AP_STATE_DISABLED.getIntValue())\r
  92                     == WifiAPState.WIFI_AP_STATE_DISABLED.getIntValue())\r
  93                 {\r
  94                     caIpStateDisabled();\r
  95                 }else if(intent.getIntExtra("wifi_state",\r
  96                     WifiAPState.WIFI_AP_STATE_DISABLED.getIntValue())\r
  97                     == WifiAPState.WIFI_AP_STATE_ENABLED.getIntValue())\r
  98                 {\r
  99                     try {\r
 100                         Thread.sleep(1000);\r
 101                     } catch (InterruptedException e) {\r
 102                         // TODO Auto-generated catch block\r
 103                         e.printStackTrace();\r
 104                     }\r
 105                     caIpStateEnabled();\r
 106                 }\r
 107            }\r
 108         }\r
 109     };\r
 110 \r
 111     private native static void caIpStateEnabled();\r
 112 \r
 113     private native static void caIpStateDisabled();\r
 114 }\r