Removed Logger and Fragment2.java

app/src/main/java/com/example/ueberwachungssystem/Fragments/Fragment2.java

-package com.example.ueberwachungssystem.Fragments;
-
-import android.content.Context;
-import android.content.Intent;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
-import android.widget.ListView;
-import android.widget.TextView;
-
-import androidx.fragment.app.Fragment;
-
-import com.example.ueberwachungssystem.MeinAdapter;
-import com.example.ueberwachungssystem.R;
-
-import java.io.File;
-import java.util.Arrays;
-import java.util.List;
-
-public class Fragment2 extends Fragment {
-    private String text;
-    private Context c;
-    private final static String KEY_TEXT = "KEY_TEXT" ;
-    private void log(String nachricht) {
-        Log.d(this.getClass().getSimpleName(), nachricht);
-    }
-    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle bundle) {
-        log( "onCreateView" );
-        View view = inflater.inflate(R.layout.fragment2, container, false );
-//        TextView Sensor = (TextView) view.findViewById(R.id.Aufzeichnungen);
-//        Sensor.setText(text);
-        return view;
-    }
-    public static Fragment2 erstellen(String text) {
-        Fragment2 fragment = new Fragment2();
-        Bundle b = new Bundle();
-        b.putString(KEY_TEXT, text);
-        fragment.setArguments(b);
-        return fragment;
-    }
-    @Override
-    public void onCreate(Bundle bundle) {
-        super.onCreate(bundle);
-        Bundle args = getArguments();
-        c = getContext();
-        ListView listView = new ListView(c);
-        listView.setAdapter(new MeinAdapter(c, getVideoFiles()));
-        if (args != null) {
-            text = args.getString(KEY_TEXT);
-            log("onCreate: text=" + text);
-        } else {
-            log("onCreate");
-        }
-    }
-    public List<File> getVideoFiles(){
-        File directory = c.getFilesDir();
-        File[] files = directory.listFiles();
-        assert files != null;
-        return Arrays.asList(files);
-    }
-}

app/src/main/java/com/example/ueberwachungssystem/Fragments/Fragment3.java

 package com.example.ueberwachungssystem.Fragments;
 
 import android.content.Context;
-import android.media.Image;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ImageView;
-import android.widget.ListView;
-import android.widget.TextView;
 
 import androidx.fragment.app.Fragment;
 
-import com.example.ueberwachungssystem.MeinAdapter;
 import com.example.ueberwachungssystem.R;
 
-import java.io.File;
-import java.util.Arrays;
-import java.util.List;
-
 public class Fragment3 extends Fragment {
 
     private OnImageViewReadyListener onImageViewReadyListener;

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

-package com.example.ueberwachungssystem.Logger;
-
-import android.util.Log;
-import android.widget.TextView;
-
-import java.io.PrintWriter;
-import java.io.StringWriter;
-
-public class Logger {
-    private TextView textView;
-    private StringBuffer sb = new StringBuffer();
-    private String tag;
-
-    public Logger(String tag, TextView textView, String logInitText)  {
-        this.tag = tag;
-        this.textView = textView;
-        sb.append(logInitText);
-    }
-
-    public void log(String s)  {
-        Log.d(tag, s);
-        sb.append(s).append("\n");
-        if (textView != null) {
-            textView.setText(sb.toString());
-        }
-    }
-
-    public void log(Exception e)  {
-        StringWriter sw = new StringWriter();
-        e.printStackTrace(new PrintWriter(sw));
-        log(sw.toString());
-    }
-
-    public void clearLog()  {
-        sb.setLength(0);
-        if (textView != null) {
-            textView.setText("");
-        }
-    }
-
-    public String getLoggedText()  {
-        return sb.toString();
-    }
-}

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

 import android.widget.ToggleButton;
 
 import com.example.ueberwachungssystem.Fragments.Fragment1;
-import com.example.ueberwachungssystem.Fragments.Fragment2;
 import com.example.ueberwachungssystem.Detection.DetectorService;
 import com.example.ueberwachungssystem.Fragments.Fragment3;
 import com.example.ueberwachungssystem.Fragments.VideoListFragment;
     private Fragment fragment3_;
 
     private Fragment1 fragment1;
-    private Fragment2 fragment2;
     private Fragment3 fragment3;
 
     private ImageView fragmentImage;

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

-package com.example.ueberwachungssystem;
-
-import android.content.Context;
-import android.util.Log;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
-
-import java.io.File;
-import java.util.List;
-
-public class MeinAdapter extends ArrayAdapter<File> {
-    private Context context;
-    private File[] files;
-    public MeinAdapter(Context context, List<File> listf) {
-        super(context, android.R.layout.simple_list_item_1, listf);
-        this.context = context;
-    }
-
-    @Override
-    public View getView(final int pos, View cv, ViewGroup vg) {
-        View v = super.getView(pos, cv, vg);
-        v.setOnClickListener( new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                    Log.d("DerLog","nicht null");
-            }
-        });
-        return v;
-    }
-}