AlarmUtil.java
public static final String ACTION_TIME_OVER = "com.spt.carengine.time.over"; public static void startTimer(Context context, String action, long time) { Intent intent = new Intent(action); PendingIntent sender = PendingIntent.getBroadcast(context, 0, intent, 0); AlarmManager alarm = (AlarmManager) context .getSystemService(Context.ALARM_SERVICE); alarm.setExact(AlarmManager.RTC_WAKEUP, time, sender); } public static void cancelTimer(Context context, String action) { Intent intent = new Intent(action); PendingIntent sender = PendingIntent.getBroadcast(context, 0, intent, 0); AlarmManager alarm = (AlarmManager) context .getSystemService(context.ALARM_SERVICE); alarm.cancel(sender); } 调用的地方 注意了一定要用当前系统时间 加上等待的时间 long current = System.currentTimeMillis(); long value = current + 60000; // 24 * 60 * 60 *1000 AlarmUtil.startTimer(MainActivity.this, AlarmUtil.ACTION_TIME_OVER, value);// 24 * 60 * 60 *1000调用方法跟普通广播差不多 先注册再在onreceive中实现 注册: registerNaviBroadcast(MainActivity.this, AlarmUtil.ACTION_TIME_OVER); private void registerNaviBroadcast(Context context, String action) { IntentFilter filter = new IntentFilter(); filter.addAction(action); context.registerReceiver(mReceiver, filter); } 广播接收实现 private BroadcastReceiver mReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { if (intent == null) { return; } String action = intent.getAction(); Log.d("MapFactoryTest", "onReceive action: "+action); switch (action) { case AlarmUtil.ACTION_TIME_OVER: //.............. break; } } };