Refactor

app/src/main/java/com/example/ueberwachungssystem/Detection/DetectorService.java

 
 @ExperimentalGetImage
 public class DetectorService extends LifecycleService {
-
     public ServiceBinder serviceBinder = new ServiceBinder();
     private DetectorService.OnDetectionListener listener;
     private boolean isServiceRunning = false;
     public int onStartCommand(Intent intent, int flags, int startId) {
         if (isServiceRunning)
             return START_NOT_STICKY;
+
+
+        // Setup Service classes:
         videoDetector = new VideoDetector(this);
         videoDetector.setOnDetectionListener(new Detector.OnDetectionListener() {
             @Override
                 passToServiceListener(detectionReport);
             }
         });
+
         audioRecorder = new AudioRecorder(this);
+
+
+
         isServiceRunning = true;
         return super.onStartCommand(intent, flags, startId);
     }

app/src/main/java/com/example/ueberwachungssystem/Detection/VideoDetector.java

 
 import android.Manifest;
 import android.annotation.SuppressLint;
-import android.app.Activity;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.graphics.ImageFormat;

app/src/main/java/com/example/ueberwachungssystem/PermissionHandler.java

 import android.app.Activity;
 import android.content.Context;
 import android.content.pm.PackageManager;
+import android.widget.Toast;
 
 import androidx.core.app.ActivityCompat;
 import androidx.core.content.ContextCompat;
         if (!hasPermissions())
             ActivityCompat.requestPermissions((Activity) context, permissions, PERMISSION_REQUEST_CODE);
     }
+
+    public void showPermissionToast() {
+        if (hasPermissions())
+            Toast.makeText(context, "permissions available", Toast.LENGTH_SHORT).show();
+        else
+            Toast.makeText(context, "permissions missing", Toast.LENGTH_SHORT).show();
+    }
 }