Dynamic registration broadcast receiver must have an instance
Static instances don't exist
Set the system time zone :
AlarmManager mAlarmManager =
Setting the time zone needs to be done in manifest.xml Add the following permissions to :
Allow time zone setting -->
package com.lzh.modeify;

import java.util.Calendar;
import java.util.Timer;

import android.R.integer;
import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.IBinder;
import android.util.Log;

public class ZoneService extends Service {
    private static final String ACTION_DATE_CHANGED = Intent.ACTION_DATE_CHANGED;
    private static final String ACTION_TIME_CHANGED = Intent.ACTION_TIME_CHANGED;

private BroadcastReceiver TimerChangered = new BroadcastReceiver() {

        public void onReceive(Context context, Intent intent) {

Calendar c = Calendar.getInstance();// Each time field can be modified individually

//            int year = c.get(Calendar.YEAR);
//            int month = c.get(Calendar.MONTH);
//            int date = c.get(Calendar.DATE);
            int hour = c.get(Calendar.HOUR_OF_DAY);
            int minute = c.get(Calendar.MINUTE);
            int second = c.get(Calendar.SECOND);

Log.v("time", Integer.toString(hour)+Integer.toString(minute)+Integer.toString(second));

private BroadcastReceiver stopServiceReceiver = new BroadcastReceiver() {

public void onReceive(android.content.Context context, Intent intent) {

    public void onCreate() {

        Log.i("liujun", " The background process is created ...");
        IntentFilter intentFilter = new IntentFilter("closeService");
        ZoneService.this.registerReceiver(stopServiceReceiver, intentFilter);
        // The service starts the broadcast receiver , So that the broadcast receiver can continue to execute after the program exits the day after tomorrow , Receive system time change broadcast events

ZoneService.this.registerReceiver(TimerChangered, new IntentFilter(


    public int onStartCommand(Intent intent, int flags, int startId) {

Log.i("liujun", " Background processes ...");
        return super.onStartCommand(intent, flags, startId);


    public void onDestroy() {

Log.i("liujun", " The background process is destroyed ...");

    public IBinder onBind(Intent intent) {
        // TODO Automatically generated method stubs
        return null;


    MainActivity.this.sendBroadcast(new Intent("closeService"));
    MainActivity.this.startService(new Intent(MainActivity.this,ZoneService.class));

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