android 手机卫士 浅析Android手机卫士接收短信指令执行相应操作

package com.qingguow.mobilesafe.receiver;
import com.qingguow.mobilesafe.R;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.media.MediaPlayer;
import android.telephony.SmsMessage;
import android.widget.Toast;
public class SmsReceiver extends BroadcastReceiver {
private SharedPreferences sp;
@Override
public void onReceive(Context context, Intent intent) {
sp=context.getSharedPreferences("config", Context.MODE_PRIVATE);
//获取短信内容
Object[] objs=(Object[]) intent.getExtras().get("pdus");
for(Object obj:objs){
SmsMessage sms=SmsMessage.createFromPdu((byte[])obj);
String body=sms.getMessageBody();
String sender=sms.getOriginatingAddress();
String secSender=sp.getString("secphone", "");
//判断是安全号码的短信
if(secSender.equals(sender)){
switch (body) {
case "#*alarm*#"://发送报警音乐
//Toast.makeText(context, "播放报警音乐", 1).show();
MediaPlayer mp=MediaPlayer.create(context, R.raw.alarm);
mp.start();
abortBroadcast();
break;
default:
break;
}
}
}
}
}