title: enable and disable firebase notification using switch buttons
body: <p>Enable and disable the firebase notification using switch buttons.? i used php code for backend to take the fcm token and place it in the database(phpmyadmin).Then i generate a push notification to the app. The notification coming correctly but i can't stop it. i want to enable and disable the notification with switch buttons.</p>
  
  <pre><code>public class FcmMsgService  extends FirebaseMessagingService {
      private static final String NOTIFICATION_CHANNEL_ID1 = "channel_id" ;
  
      @Override
      public void onMessageReceived(RemoteMessage remoteMessage)
      {
  
          String title = remoteMessage.getNotification().getTitle();
          String message = remoteMessage.getNotification().getBody();
          String click_action = remoteMessage.getNotification().getClickAction();
          Intent intent = new Intent(click_action);
          intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
          PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_ONE_SHOT);
          NotificationCompat.Builder builder = new NotificationCompat.Builder(this, NOTIFICATION_CHANNEL_ID1);
          builder.setContentTitle(title);
          builder.setContentText(message);
          builder.setSmallIcon(R.drawable.ic_notifications);
          builder.setAutoCancel(true);
          builder.setContentIntent(pendingIntent);
          NotificationManager notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
          notificationManager.notify(0, builder.build());
          // super.onMessageReceived(remoteMessage);
      }
  }
  </code></pre>
  
  <p>Mainactiviy</p>
  
  <pre><code>public class MainActivity extends AppCompatActivity {
  
      Switch switchBtn;
      SharedPreferences.Editor prefEditor;
      SharedPreferences prefs;
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_main);
          sendBtn= findViewById(R.id.send_token);
          prefEditor= PreferenceManager.getDefaultSharedPreferences(getBaseContext()).edit();
          prefs=PreferenceManager.getDefaultSharedPreferences(getBaseContext());
  
          switchBtn= findViewById(R.id.switch2);
  
              switchBtn.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
                  @Override
                  public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
  
                      if (switchBtn.isChecked()) 
                            {
  
            // when i user enable button the notification can allowed to come
                          prefEditor.putString("checked","yes");
                          prefEditor.apply();
  
                            }
                      else
                       {
           // when i user disable button the notification cannot allowed to come
                          //how to Stop the firebase notification?????
                          prefEditor.putString("checked","no");
                          prefEditor.apply();
                     }}
  ```[enter image description here][1]
  
  
    [1]: https://i.stack.imgur.com/RY5yp.png
  </code></pre>