Android 监听开机完成广播，完成监听SIM卡功能

package com.zaizai.safty.Receiver;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.telephony.TelephonyManager;
import android.util.Log;

/**
 * Created by zaizai on 2015/10/27.
 */
public class BootCompleteReceiver extends BroadcastReceiver {
    private static final String TAG = "BootCompleteReceiver";
    private SharedPreferences sharedPreferences;
    private TelephonyManager telephonyManager;

    @Override
    public void onReceive(Context context, Intent intent) {
        sharedPreferences = context.getSharedPreferences("config", Context.MODE_APPEND);
        telephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
        /*读取之前保存的sim卡信息*/
        String saveSim = sharedPreferences.getString("sim", "");
        /*读取当前的sim卡信息*/
        String simSerialNumber = telephonyManager.getSimSerialNumber();
        /*比较sim卡信息是否一样*/
        if (saveSim.equals(simSerialNumber)) {
            /*sim卡没有变更*/
            Log.i(TAG, "sim卡没有变更");
        } else {
            /*sim卡已经变更*/
            /*不一样则发送报警信息给安全号码*/
            Log.i(TAG, "sim卡没有变更");
        }

    }
}
所需权限

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