2.11 更换SIM卡触发防盗系统(广播接收者触发)

1.创建广播手机重启的广播,当手机重新启动时比较当前SIM卡的序列号和sp存储器中存储的SIM卡序列号是否一致

2.创建短信接收的广播,当手机接收到短信时判断短信内容时候是指令

3.权限配置: < uses-permission android:name= "android.permission.RECEIVE_BOOT_COMPLETED" />

     <uses-permission android:name ="android.permission.RECEIVE_SMS"/>

 

 

 

 

 

 

 

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/**

 * 手机重启时出发的广播事件

 * @author Administrator

 *

 */

public class BootCompleteReceiver extends BroadcastReceiver {

      

      SharedPreferences  sp;

      

      @Override

      public void onReceive(Context context, Intent intent) {

            

             //判断防盗系统是否开启

             boolean isprotecting= sp.getBoolean( "protecting", false);

            

             if(isprotecting){

            

             //获取当前SIM卡的序列号

            TelephonyManager  tm=(TelephonyManager) context.getSystemService(context.TELEPHONY_SERVICE );

            String simSerialNumber = tm.getSimSerialNumber();

            

             //获取sp 存储器中的Sim卡序列号

            String number= sp.getString( "sim", "");

            

             if(!simSerialNumber.equals(number)){   //发送警报短信给安全手机

                  String safeNumber= sp.getString( "safenumber", "");

                  

                   SmsManager smsManager = SmsManager.getDefault ();  //利用底层代码发送短信,短信内容不会出现在平台上

                  smsManager. sendTextMessage(safeNumber, null, "你的好友yang的手机可能被盗" , null, null);

                  

             }

            

            

            }

            

      }

}

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/**

 * 接收到短信触发的广播事件

 * @author Administrator

 *

 */

public class SmsReceiver extends BroadcastReceiver {

      private static final String TAG = "SmsReceiver";

      @Override

      public void onReceive(Context context, Intent intent) {

            

            Object[] objs = (Object[]) intent.getExtras().get( "pdus");    //获取短信

             for (Object obj : objs) {

                  SmsMessage message = SmsMessage. createFromPdu((byte[]) obj);

                  String sender = message.getOriginatingAddress();

                  String body = message.getMessageBody();

                  

                   if( "#*location*#".equals(body)){

                        Log. i(TAG, "获取位置手机位置.." );

                        

                        

                  } else if( "#*alarm*#".equals(body)){

                        Log. i(TAG, "播放警报铃声" );

                        

                        MediaPlayer mediaPlayer = MediaPlayer.create(context,R.raw.ylzs);

                        mediaPlayer.setVolume(1.0f, 1.0f);

                        //player.setLooping(true);    //一直都播放下去

                        mediaPlayer.start();

                        abortBroadcast();

                        

                  } else if( "#*wipedata*#".equals(body)){

                        Log. i(TAG, "清除数据" );

                        

                  } else if( "#*lockscreen*#".equals(body)){

                        Log. i(TAG, "远程锁屏" );

                        

                  }

                  

                  

            }

            

      }

}