[英]communication between two services by Broadcasts
我嘗試使用廣播在兩個服務之間發送一些數據。 問題是:我的廣播接收器類未獲取數據(未從發送方獲取任何數據),我也不知道為什么。 我將不勝感激任何幫助。 謝謝。
接收器-
public class Background extends Service {
@Nullable
@Override
public IBinder onBind(Intent intent) {
return null;
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
return super.onStartCommand(intent, flags, startId);
}
public class MyReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
String message = intent.getStringExtra(ActivityRecognizedService.LOCAL_BROADCAST_EXTRA);
Log.e(TAG,message);
}
}
發件人-
public class ActivityRecognizedService extends Service {
@Override
public IBinder onBind(Intent intent) {
return null;
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
return super.onStartCommand(intent, flags, startId);
}
private void handleDetectedActivities(List<DetectedActivity> probableActivities) {
Intent intent = new Intent(LOCAL_BROADCAST_NAME);
intent.putExtra(LOCAL_BROADCAST_EXTRA, str.toString());
//LocalBroadcastManager.getInstance(this).sendBroadcast(intent);
sendBroadcast(intent);
}
您需要在onStartCommand
注冊接收器。 像registerReceiver(new MyReceiver(),new IntentFilter(LOCAL_BROADCAST_NAME))
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