[英]BroadcastReceiver android - Sometimes it continues after closing the app, sometimes not
我有一个 BroadcastReceiver:
public class AlarmReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
// show will check date and return 0 or 1.
if(show == 1) {
//notify
Intent intent2 = new Intent(context, MainActivity.class);
showNotification(context, "title", "description", intent2);
}
AlarmManager alarmMgr = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
Intent intentn = new Intent(context, AlarmReceiver.class);
PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, intentn, 0);
Calendar time = Calendar.getInstance();
time.setTimeInMillis(System.currentTimeMillis());
// set next alarm, I also have this in my MainActivity to run it first time every 15 min (900 sec):
if(android.os.Build.VERSION.SDK_INT>=23) {
alarmMgr.setExactAndAllowWhileIdle(AlarmManager.RTC_WAKEUP,System.currentTimeMillis() + (1000*900), pendingIntent);
}
else{
alarmMgr.setExact(AlarmManager.RTC_WAKEUP, System.currentTimeMillis() + (1000*900), pendingIntent);
}
}
在清单中我有这个:
<receiver
android:name=".AlarmReceiver"
android:enabled="true"
android:permission="android.permission.RECEIVE_BOOT_COMPLETED" >
<intent-filter>
<action android:name="android.intent.action.BOOT_COMPLETED" />
<action android:name="android.intent.action.QUICKBOOT_POWERON"/>
<action android:name="com.htc.intent.action.QUICKBOOT_POWERON"/>
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</receiver>
问题是它有时会播放,有时不会。 有时当我关闭应用程序时它会继续播放,有时则不会。 任何想法为什么? 我在 android 8 中进行测试。
消除:
android:permission="android.permission.RECEIVE_BOOT_COMPLETED"
这样,您是说广播的发送者必须持有此权限,这是不正确的。
不过,您的应用需要为android.permission.RECEIVE_BOOT_COMPLETED
提供<uses-permission>
元素。
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