Removed unused code

22 files changed, 21 insertions, 129 deletions

diff --git a/app/src/androidTest/java/de/test/antennapod/handler/FeedHandlerTest.java b/app/src/androidTest/java/de/test/antennapod/handler/FeedHandlerTest.java
index 4f6bf0c1f..6d842aff5 100644
--- a/app/src/androidTest/java/de/test/antennapod/handler/FeedHandlerTest.java
+++ b/app/src/androidTest/java/de/test/antennapod/handler/FeedHandlerTest.java
@@ -139,19 +139,19 @@ public class FeedHandlerTest {
 
     @Test
     public void testRSS2Basic() throws IOException, UnsupportedFeedtypeException, SAXException, ParserConfigurationException {
-        Feed f1 = createTestFeed(10, false, true, true);
+        Feed f1 = createTestFeed(10, true);
         Feed f2 = runFeedTest(f1, new RSS2Generator(), "UTF-8", RSS2Generator.FEATURE_WRITE_GUID);
         feedValid(f1, f2, Feed.TYPE_RSS2);
     }
 
     @Test
     public void testAtomBasic() throws IOException, UnsupportedFeedtypeException, SAXException, ParserConfigurationException {
-        Feed f1 = createTestFeed(10, false, true, true);
+        Feed f1 = createTestFeed(10, true);
         Feed f2 = runFeedTest(f1, new AtomGenerator(), "UTF-8", 0);
         feedValid(f1, f2, Feed.TYPE_ATOM1);
     }
 
-    private Feed createTestFeed(int numItems, boolean withImage, boolean withFeedMedia, boolean withChapters) {
+    private Feed createTestFeed(int numItems, boolean withFeedMedia) {
         Feed feed = new Feed(0, null, "title", "http://example.com", "This is the description",
                 "http://example.com/payment", "Daniel", "en", null, "http://example.com/feed", "http://example.com/picture", file.getAbsolutePath(),
                 "http://example.com/feed", true);
diff --git a/app/src/androidTest/java/de/test/antennapod/service/download/DownloadServiceTest.java b/app/src/androidTest/java/de/test/antennapod/service/download/DownloadServiceTest.java
index b7f062223..c5fec66b7 100644
--- a/app/src/androidTest/java/de/test/antennapod/service/download/DownloadServiceTest.java
+++ b/app/src/androidTest/java/de/test/antennapod/service/download/DownloadServiceTest.java
@@ -45,13 +45,10 @@ import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
 /**
- * @see HttpDownloaderTest for the test of actual download (and saving the file)
+ * @see HttpDownloaderTest for the test of actual download (and saving the file).
  */
 @RunWith(AndroidJUnit4.class)
 public class DownloadServiceTest {
-
-    private CountDownLatch latch = null;
-    private Feed testFeed = null;
     private FeedMedia testMedia11 = null;
 
     private DownloaderFactory origFactory = null;
@@ -61,7 +58,7 @@ public class DownloadServiceTest {
         EspressoTestUtils.clearDatabase();
         EspressoTestUtils.clearPreferences();
         origFactory = DownloadService.getDownloaderFactory();
-        testFeed = setUpTestFeeds();
+        Feed testFeed = setUpTestFeeds();
         testMedia11 = testFeed.getItemAtIndex(0).getMedia();
     }
 
diff --git a/app/src/androidTest/java/de/test/antennapod/service/playback/PlaybackServiceMediaPlayerTest.java b/app/src/androidTest/java/de/test/antennapod/service/playback/PlaybackServiceMediaPlayerTest.java
index d4af79645..a00a9965f 100644
--- a/app/src/androidTest/java/de/test/antennapod/service/playback/PlaybackServiceMediaPlayerTest.java
+++ b/app/src/androidTest/java/de/test/antennapod/service/playback/PlaybackServiceMediaPlayerTest.java
@@ -124,7 +124,6 @@ public class PlaybackServiceMediaPlayerTest {
     }
 
     private Playable writeTestPlayable(String downloadUrl, String fileUrl) {
-        final Context c = getInstrumentation().getTargetContext();
         Feed f = new Feed(0, null, "f", "l", "d", null, null, null, null, "i", null, null, "l", false);
         FeedPreferences prefs = new FeedPreferences(f.getId(), false, FeedPreferences.AutoDeleteAction.NO, VolumeAdaptionSetting.OFF, null, null);
         f.setPreferences(prefs);
diff --git a/app/src/androidTest/java/de/test/antennapod/storage/DBReaderTest.java b/app/src/androidTest/java/de/test/antennapod/storage/DBReaderTest.java
index 666cd845e..f4a66ee61 100644
--- a/app/src/androidTest/java/de/test/antennapod/storage/DBReaderTest.java
+++ b/app/src/androidTest/java/de/test/antennapod/storage/DBReaderTest.java
@@ -1,20 +1,16 @@
 package de.test.antennapod.storage;
 
-import android.content.Context;
-
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
 import java.util.Random;
 
 import androidx.test.InstrumentationRegistry;
-import androidx.test.filters.LargeTest;
 import androidx.test.filters.SmallTest;
 import de.danoeh.antennapod.core.feed.Feed;
 import de.danoeh.antennapod.core.feed.FeedItem;
 import de.danoeh.antennapod.core.feed.FeedMedia;
 import de.danoeh.antennapod.core.storage.DBReader;
-import de.danoeh.antennapod.core.storage.FeedItemStatistics;
 import de.danoeh.antennapod.core.storage.PodDBAdapter;
 import de.danoeh.antennapod.core.util.LongList;
 import org.junit.After;
@@ -103,7 +99,6 @@ public class DBReaderTest {
 
     @Test
     public void testLoadFeedDataOfFeedItemlist() {
-        final Context context = InstrumentationRegistry.getTargetContext();
         final int numFeeds = 10;
         final int numItems = 1;
         List<Feed> feeds = saveFeedlist(numFeeds, numItems, false);
@@ -314,23 +309,10 @@ public class DBReaderTest {
     }
 
     @Test
-    public void testGetFeedStatisticsCheckOrder() {
-        final int NUM_FEEDS = 10;
-        final int NUM_ITEMS = 10;
-        List<Feed> feeds = DBTestUtils.saveFeedlist(NUM_FEEDS, NUM_ITEMS, false);
-        List<FeedItemStatistics> statistics = DBReader.getFeedStatisticsList();
-        assertNotNull(statistics);
-        assertEquals(feeds.size(), statistics.size());
-        for (int i = 0; i < NUM_FEEDS; i++) {
-            assertEquals("Wrong entry at index " + i, feeds.get(i).getId(), statistics.get(i).getFeedID());
-        }
-    }
-
-    @Test
     public void testGetNavDrawerDataQueueEmptyNoUnreadItems() {
         final int NUM_FEEDS = 10;
         final int NUM_ITEMS = 10;
-        List<Feed> feeds = DBTestUtils.saveFeedlist(NUM_FEEDS, NUM_ITEMS, true);
+        DBTestUtils.saveFeedlist(NUM_FEEDS, NUM_ITEMS, true);
         DBReader.NavDrawerData navDrawerData = DBReader.getNavDrawerData();
         assertEquals(NUM_FEEDS, navDrawerData.feeds.size());
         assertEquals(0, navDrawerData.numNewItems);
diff --git a/app/src/androidTest/java/de/test/antennapod/storage/DBWriterTest.java b/app/src/androidTest/java/de/test/antennapod/storage/DBWriterTest.java
index 7decc49d4..4910882e3 100644
--- a/app/src/androidTest/java/de/test/antennapod/storage/DBWriterTest.java
+++ b/app/src/androidTest/java/de/test/antennapod/storage/DBWriterTest.java
@@ -422,7 +422,6 @@ public class DBWriterTest {
     }
 
     private FeedMedia playbackHistorySetup(Date playbackCompletionDate) {
-        final Context context = getInstrumentation().getTargetContext();
         Feed feed = new Feed("url", null, "title");
         feed.setItems(new ArrayList<>());
         FeedItem item = new FeedItem(0, "title", "id", "link", new Date(), FeedItem.PLAYED, feed);
@@ -558,7 +557,6 @@ public class DBWriterTest {
 
     @Test
     public void testAddQueueItemMultipleItems() throws InterruptedException, ExecutionException, TimeoutException {
-        final Context context = getInstrumentation().getTargetContext();
         final int NUM_ITEMS = 10;
 
         Feed feed = queueTestSetupMultipleItems(NUM_ITEMS);
@@ -583,7 +581,7 @@ public class DBWriterTest {
     public void testClearQueue() throws InterruptedException, ExecutionException, TimeoutException {
         final int NUM_ITEMS = 10;
 
-        Feed feed = queueTestSetupMultipleItems(NUM_ITEMS);
+        queueTestSetupMultipleItems(NUM_ITEMS);
         DBWriter.clearQueue().get(TIMEOUT, TimeUnit.SECONDS);
         PodDBAdapter adapter = PodDBAdapter.getInstance();
         adapter.open();
diff --git a/app/src/main/java/de/danoeh/antennapod/activity/OnlineFeedViewActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/OnlineFeedViewActivity.java
index 5b5cd3058..e71c36ef2 100644
--- a/app/src/main/java/de/danoeh/antennapod/activity/OnlineFeedViewActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/OnlineFeedViewActivity.java
@@ -618,7 +618,7 @@ public class OnlineFeedViewActivity extends AppCompatActivity {
         private final String feedUrl;
 
         FeedViewAuthenticationDialog(Context context, int titleRes, String feedUrl) {
-            super(context, titleRes, true, false, null, null);
+            super(context, titleRes, true, null, null);
             this.feedUrl = feedUrl;
         }
 
@@ -629,7 +629,7 @@ public class OnlineFeedViewActivity extends AppCompatActivity {
         }
 
         @Override
-        protected void onConfirmed(String username, String password, boolean saveUsernamePassword) {
+        protected void onConfirmed(String username, String password) {
             startFeedDownload(feedUrl, username, password);
         }
     }
diff --git a/app/src/main/java/de/danoeh/antennapod/activity/gpoddernet/GpodnetAuthenticationActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/gpoddernet/GpodnetAuthenticationActivity.java
index c79c611ce..224b8d182 100644
--- a/app/src/main/java/de/danoeh/antennapod/activity/gpoddernet/GpodnetAuthenticationActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/gpoddernet/GpodnetAuthenticationActivity.java
@@ -190,8 +190,6 @@ public class GpodnetAuthenticationActivity extends AppCompatActivity {
         final AtomicReference<List<GpodnetDevice>> devices = new AtomicReference<>();
         new AsyncTask<GpodnetService, Void, List<GpodnetDevice>>() {
 
-            private volatile Exception exception;
-
             @Override
             protected void onPreExecute() {
                 super.onPreExecute();
@@ -226,7 +224,6 @@ public class GpodnetAuthenticationActivity extends AppCompatActivity {
                     return params[0].getDevices(username);
                 } catch (GpodnetServiceException e) {
                     e.printStackTrace();
-                    exception = e;
                     return null;
                 }
             }
diff --git a/app/src/main/java/de/danoeh/antennapod/adapter/StatisticsListAdapter.java b/app/src/main/java/de/danoeh/antennapod/adapter/StatisticsListAdapter.java
index 5f019d1db..2b498cd47 100644
--- a/app/src/main/java/de/danoeh/antennapod/adapter/StatisticsListAdapter.java
+++ b/app/src/main/java/de/danoeh/antennapod/adapter/StatisticsListAdapter.java
@@ -38,13 +38,6 @@ public abstract class StatisticsListAdapter extends RecyclerView.Adapter<Recycle
         return statisticsData.size() + 1;
     }
 
-    public StatisticsItem getItem(int position) {
-        if (position == 0) {
-            return null;
-        }
-        return statisticsData.get(position - 1);
-    }
-
     @Override
     public int getItemViewType(int position) {
         return position == 0 ? TYPE_HEADER : TYPE_FEED;
diff --git a/app/src/main/java/de/danoeh/antennapod/config/DownloadServiceCallbacksImpl.java b/app/src/main/java/de/danoeh/antennapod/config/DownloadServiceCallbacksImpl.java
index f50b4143b..99a3f7ac0 100644
--- a/app/src/main/java/de/danoeh/antennapod/config/DownloadServiceCallbacksImpl.java
+++ b/app/src/main/java/de/danoeh/antennapod/config/DownloadServiceCallbacksImpl.java
@@ -45,11 +45,6 @@ public class DownloadServiceCallbacksImpl implements DownloadServiceCallbacks {
     }
 
     @Override
-    public void onFeedParsed(Context context, Feed feed) {
-        // do nothing
-    }
-
-    @Override
     public boolean shouldCreateReport() {
         return true;
     }
diff --git a/app/src/main/java/de/danoeh/antennapod/config/PlaybackServiceCallbacksImpl.java b/app/src/main/java/de/danoeh/antennapod/config/PlaybackServiceCallbacksImpl.java
index c3f5d898c..a462c4034 100644
--- a/app/src/main/java/de/danoeh/antennapod/config/PlaybackServiceCallbacksImpl.java
+++ b/app/src/main/java/de/danoeh/antennapod/config/PlaybackServiceCallbacksImpl.java
@@ -33,8 +33,4 @@ public class PlaybackServiceCallbacksImpl implements PlaybackServiceCallbacks {
         return true;
     }
 
-    @Override
-    public int getNotificationIconResource(Context context) {
-        return R.drawable.ic_antenna;
-    }
 }
diff --git a/app/src/main/java/de/danoeh/antennapod/dialog/AuthenticationDialog.java b/app/src/main/java/de/danoeh/antennapod/dialog/AuthenticationDialog.java
index 073f7b550..fb2f92742 100644
--- a/app/src/main/java/de/danoeh/antennapod/dialog/AuthenticationDialog.java
+++ b/app/src/main/java/de/danoeh/antennapod/dialog/AuthenticationDialog.java
@@ -3,7 +3,6 @@ package de.danoeh.antennapod.dialog;
 import android.app.AlertDialog;
 import android.content.Context;
 import android.view.View;
-import android.widget.CheckBox;
 import android.widget.EditText;
 import de.danoeh.antennapod.R;
 
@@ -13,8 +12,7 @@ import de.danoeh.antennapod.R;
 public abstract class AuthenticationDialog extends AlertDialog.Builder {
 
     public AuthenticationDialog(Context context, int titleRes, boolean enableUsernameField,
-                                boolean showSaveCredentialsCheckbox, String usernameInitialValue,
-                                String passwordInitialValue) {
+                                String usernameInitialValue, String passwordInitialValue) {
         super(context);
         setTitle(titleRes);
         View rootView = View.inflate(context, R.layout.authentication_dialog, null);
@@ -22,14 +20,8 @@ public abstract class AuthenticationDialog extends AlertDialog.Builder {
 
         final EditText etxtUsername = rootView.findViewById(R.id.etxtUsername);
         final EditText etxtPassword = rootView.findViewById(R.id.etxtPassword);
-        final CheckBox saveUsernamePassword = rootView.findViewById(R.id.chkSaveUsernamePassword);
 
         etxtUsername.setEnabled(enableUsernameField);
-        if (showSaveCredentialsCheckbox) {
-            saveUsernamePassword.setVisibility(View.VISIBLE);
-        } else {
-            saveUsernamePassword.setVisibility(View.GONE);
-        }
         if (usernameInitialValue != null) {
             etxtUsername.setText(usernameInitialValue);
         }
@@ -39,13 +31,12 @@ public abstract class AuthenticationDialog extends AlertDialog.Builder {
         setOnCancelListener(dialog -> onCancelled());
         setNegativeButton(R.string.cancel_label, null);
         setPositiveButton(R.string.confirm_label, (dialog, which)
-                -> onConfirmed(etxtUsername.getText().toString(), etxtPassword.getText().toString(),
-                        showSaveCredentialsCheckbox && saveUsernamePassword.isChecked()));
+                -> onConfirmed(etxtUsername.getText().toString(), etxtPassword.getText().toString()));
     }
 
     protected void onCancelled() {
 
     }
 
-    protected abstract void onConfirmed(String username, String password, boolean saveUsernamePassword);
+    protected abstract void onConfirmed(String username, String password);
 }
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/AllEpisodesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/AllEpisodesFragment.java
index 216c8cc57..05f38000c 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/AllEpisodesFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/AllEpisodesFragment.java
@@ -25,7 +25,6 @@ import java.util.Set;
  * supports swiping to mark as read.
  */
 public class AllEpisodesFragment extends EpisodesListFragment {
-    public static final String TAG = "AllEpisodesFragment";
     private static final String PREF_NAME = "PrefAllEpisodesFragment";
     private static final String PREF_FILTER = "filter";
 
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/FeedSettingsFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/FeedSettingsFragment.java
index 2cddc10cb..23b8b7f19 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/FeedSettingsFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/FeedSettingsFragment.java
@@ -200,10 +200,10 @@ public class FeedSettingsFragment extends Fragment {
         private void setupAuthentificationPreference() {
             findPreference("authentication").setOnPreferenceClickListener(preference -> {
                 new AuthenticationDialog(getContext(),
-                        R.string.authentication_label, true, false,
+                        R.string.authentication_label, true,
                         feedPreferences.getUsername(), feedPreferences.getPassword()) {
                     @Override
-                    protected void onConfirmed(String username, String password, boolean saveUsernamePassword) {
+                    protected void onConfirmed(String username, String password) {
                         feedPreferences.setUsername(username);
                         feedPreferences.setPassword(password);
                         feed.savePreferences();
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/ItemPagerFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/ItemPagerFragment.java
index f251de5ec..6f04ff1e5 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/ItemPagerFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/ItemPagerFragment.java
@@ -41,16 +41,6 @@ public class ItemPagerFragment extends Fragment {
     /**
      * Creates a new instance of an ItemPagerFragment.
      *
-     * @param feeditem The ID of the FeedItem that should be displayed.
-     * @return The ItemFragment instance
-     */
-    public static ItemPagerFragment newInstance(long feeditem) {
-        return newInstance(new long[] { feeditem }, 0);
-    }
-
-    /**
-     * Creates a new instance of an ItemPagerFragment.
-     *
      * @param feeditems The IDs of the FeedItems that belong to the same list
      * @param feedItemPos The position of the FeedItem that is currently shown
      * @return The ItemFragment instance
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/gpodnet/GpodnetMainFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/gpodnet/GpodnetMainFragment.java
index e34f1ea1c..3ebdd80d8 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/gpodnet/GpodnetMainFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/gpodnet/GpodnetMainFragment.java
@@ -1,6 +1,5 @@
 package de.danoeh.antennapod.fragment.gpodnet;
 
-import android.content.res.Resources;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -28,7 +27,7 @@ public class GpodnetMainFragment extends Fragment {
         ((AppCompatActivity) getActivity()).setSupportActionBar(toolbar);
 
         ViewPager viewPager = root.findViewById(R.id.viewpager);
-        GpodnetPagerAdapter pagerAdapter = new GpodnetPagerAdapter(getChildFragmentManager(), getResources());
+        GpodnetPagerAdapter pagerAdapter = new GpodnetPagerAdapter(getChildFragmentManager());
         viewPager.setAdapter(pagerAdapter);
 
         // Give the TabLayout the ViewPager
@@ -39,18 +38,13 @@ public class GpodnetMainFragment extends Fragment {
     }
 
     public class GpodnetPagerAdapter extends FragmentPagerAdapter {
-
-
         private static final int NUM_PAGES = 2;
         private static final int POS_TOPLIST = 0;
         private static final int POS_TAGS = 1;
         private static final int POS_SUGGESTIONS = 2;
 
-        final Resources resources;
-
-        public GpodnetPagerAdapter(FragmentManager fm, Resources resources) {
+        public GpodnetPagerAdapter(FragmentManager fm) {
             super(fm);
-            this.resources = resources;
         }
 
         @Override
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/GpodderPreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/GpodderPreferencesFragment.java
index 1e51380ca..271b31fad 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/GpodderPreferencesFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/GpodderPreferencesFragment.java
@@ -63,11 +63,11 @@ public class GpodderPreferencesFragment extends PreferenceFragmentCompat {
         findPreference(PREF_GPODNET_SETLOGIN_INFORMATION)
                 .setOnPreferenceClickListener(preference -> {
                     AuthenticationDialog dialog = new AuthenticationDialog(activity,
-                            R.string.pref_gpodnet_setlogin_information_title, false, false, GpodnetPreferences.getUsername(),
+                            R.string.pref_gpodnet_setlogin_information_title, false, GpodnetPreferences.getUsername(),
                             null) {
 
                         @Override
-                        protected void onConfirmed(String username, String password, boolean saveUsernamePassword) {
+                        protected void onConfirmed(String username, String password) {
                             GpodnetPreferences.setPassword(password);
                         }
                     };
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/UserInterfacePreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/UserInterfacePreferencesFragment.java
index 2e7c5c6af..0ea8d5b93 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/UserInterfacePreferencesFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/UserInterfacePreferencesFragment.java
@@ -8,7 +8,6 @@ import com.google.android.material.snackbar.Snackbar;
 import androidx.appcompat.app.AlertDialog;
 import androidx.preference.PreferenceFragmentCompat;
 import android.widget.ListView;
-import android.widget.Toast;
 import de.danoeh.antennapod.R;
 import de.danoeh.antennapod.activity.MainActivity;
 import de.danoeh.antennapod.activity.PreferenceActivity;
@@ -19,7 +18,6 @@ import org.apache.commons.lang3.ArrayUtils;
 import java.util.List;
 
 public class UserInterfacePreferencesFragment extends PreferenceFragmentCompat {
-    private static final String PREF_EXPANDED_NOTIFICATION = "prefExpandNotify";
 
     @Override
     public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
diff --git a/app/src/main/java/de/danoeh/antennapod/menuhandler/FeedItemMenuHandler.java b/app/src/main/java/de/danoeh/antennapod/menuhandler/FeedItemMenuHandler.java
index 4d3e1ff72..edd594385 100644
--- a/app/src/main/java/de/danoeh/antennapod/menuhandler/FeedItemMenuHandler.java
+++ b/app/src/main/java/de/danoeh/antennapod/menuhandler/FeedItemMenuHandler.java
@@ -41,8 +41,7 @@ public class FeedItemMenuHandler {
      * @param selectedItem     The FeedItem for which the menu is supposed to be prepared
      * @return Returns true if selectedItem is not null.
      */
-    public static boolean onPrepareMenu(Menu menu,
-                                        FeedItem selectedItem) {
+    public static boolean onPrepareMenu(Menu menu, FeedItem selectedItem) {
         if (menu == null || selectedItem == null) {
             return false;
         }
@@ -146,15 +145,13 @@ public class FeedItemMenuHandler {
     }
 
     /**
-     * The same method as onPrepareMenu(MenuInterface, FeedItem, boolean, QueueAccess), but lets the
+     * The same method as {@link #onPrepareMenu(Menu, FeedItem)}, but lets the
      * caller also specify a list of menu items that should not be shown.
      *
      * @param excludeIds Menu item that should be excluded
      * @return true if selectedItem is not null.
      */
-    public static boolean onPrepareMenu(Menu menu,
-                                        FeedItem selectedItem,
-                                        int... excludeIds) {
+    public static boolean onPrepareMenu(Menu menu, FeedItem selectedItem, int... excludeIds) {
         if (menu == null || selectedItem == null ) {
             return false;
         }
diff --git a/app/src/main/java/de/danoeh/antennapod/spa/SPAUtil.java b/app/src/main/java/de/danoeh/antennapod/spa/SPAUtil.java
index 5fa6588d9..1f28b5c49 100644
--- a/app/src/main/java/de/danoeh/antennapod/spa/SPAUtil.java
+++ b/app/src/main/java/de/danoeh/antennapod/spa/SPAUtil.java
@@ -6,8 +6,6 @@ import android.content.SharedPreferences;
 import android.preference.PreferenceManager;
 import android.util.Log;
 
-import org.apache.commons.lang3.Validate;
-
 import de.danoeh.antennapod.BuildConfig;
 import de.danoeh.antennapod.receiver.SPAReceiver;
 
@@ -22,7 +20,6 @@ public class SPAUtil {
     private SPAUtil() {
     }
 
-
     /**
      * Sends an ACTION_SP_APPS_QUERY_FEEDS intent to all AntennaPod Single Purpose apps.
      * The receiving single purpose apps will then send their feeds back to AntennaPod via an
@@ -53,17 +50,4 @@ public class SPAUtil {
             return false;
         }
     }
-
-    /**
-     * Resets all preferences created by this class. Should only be used for debug purposes.
-     */
-    public static void resetSPAPreferences(Context c) {
-        if (BuildConfig.DEBUG) {
-            Validate.notNull(c);
-            SharedPreferences.Editor editor = PreferenceManager
-                    .getDefaultSharedPreferences(c.getApplicationContext()).edit();
-            editor.putBoolean(PREF_HAS_QUERIED_SP_APPS, false);
-            editor.apply();
-        }
-    }
 }
diff --git a/app/src/main/java/de/danoeh/antennapod/view/OnSwipeGesture.java b/app/src/main/java/de/danoeh/antennapod/view/OnSwipeGesture.java
deleted file mode 100644
index eb72a7135..000000000
--- a/app/src/main/java/de/danoeh/antennapod/view/OnSwipeGesture.java
+++ /dev/null
@@ -1,9 +0,0 @@
-package de.danoeh.antennapod.view;
-
-public interface OnSwipeGesture {
-
-    boolean onSwipeLeftToRight();
-
-    boolean onSwipeRightToLeft();
-
-}
diff --git a/app/src/main/java/de/danoeh/antennapod/view/viewholder/DownloadItemViewHolder.java b/app/src/main/java/de/danoeh/antennapod/view/viewholder/DownloadItemViewHolder.java
index d48db196f..274dd4ea8 100644
--- a/app/src/main/java/de/danoeh/antennapod/view/viewholder/DownloadItemViewHolder.java
+++ b/app/src/main/java/de/danoeh/antennapod/view/viewholder/DownloadItemViewHolder.java
@@ -11,12 +11,10 @@ import android.widget.TextView;
 import androidx.recyclerview.widget.RecyclerView;
 import com.joanzapata.iconify.widget.IconTextView;
 import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.view.CircularProgressBar;
 
 public class DownloadItemViewHolder extends RecyclerView.ViewHolder {
     public final View secondaryActionButton;
     public final ImageView secondaryActionIcon;
-    public final CircularProgressBar secondaryActionProgress;
     public final IconTextView icon;
     public final TextView title;
     public final TextView type;
@@ -29,7 +27,6 @@ public class DownloadItemViewHolder extends RecyclerView.ViewHolder {
         type = itemView.findViewById(R.id.txtvType);
         icon = itemView.findViewById(R.id.txtvIcon);
         reason = itemView.findViewById(R.id.txtvReason);
-        secondaryActionProgress = itemView.findViewById(R.id.secondaryActionProgress);
         secondaryActionButton = itemView.findViewById(R.id.secondaryActionButton);
         secondaryActionIcon = itemView.findViewById(R.id.secondaryActionIcon);
         title = itemView.findViewById(R.id.txtvTitle);
diff --git a/app/src/main/res/layout/authentication_dialog.xml b/app/src/main/res/layout/authentication_dialog.xml
index 1661eaea1..9c6f3e2bb 100644
--- a/app/src/main/res/layout/authentication_dialog.xml
+++ b/app/src/main/res/layout/authentication_dialog.xml
@@ -27,10 +27,4 @@
         android:focusableInTouchMode="true"
         android:cursorVisible="true"/>
 
-    <CheckBox
-        android:id="@+id/chkSaveUsernamePassword"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_margin="16dp"
-        android:text="@string/save_username_password_label"/>
 </LinearLayout>
\ No newline at end of file