Merge pull request #10731 from osmandapp/DataStorageRefactoring

Data storage refactoring

OsmAnd/res/layout/data_storage_memory_used_item.xml

@@ -9,7 +9,8 @@
 
 	<LinearLayout
 		android:layout_width="match_parent"
-		android:layout_height="@dimen/card_row_min_height">
+		android:layout_height="wrap_content"
+		android:minHeight="@dimen/card_row_min_height">
 
 		<androidx.appcompat.widget.AppCompatImageView
 			android:id="@android:id/icon"
@@ -31,11 +32,15 @@
 			android:layout_gravity="center_vertical"
 			android:layout_weight="1"
 			android:paddingLeft="@dimen/content_padding"
+			android:paddingStart="@dimen/content_padding"
+			android:paddingRight="0dp"
+			android:paddingEnd="0dp"
+			android:paddingTop="@dimen/content_padding_half"
+			android:paddingBottom="@dimen/content_padding_half"
 			android:textColor="?android:textColorPrimary"
 			android:textSize="@dimen/default_desc_text_size"
 			osmand:typeface="@string/font_roboto_regular"
-			tools:text="Internal application memory"
+			tools:text="Internal application memory" />
-			android:paddingStart="@dimen/content_padding" />
 
 		<net.osmand.plus.widgets.TextViewEx
 			android:id="@+id/memory"

OsmAnd/res/values/strings.xml

@@ -12,6 +12,7 @@
 
 -->
 
+    <string name="hillshade_slope_contour_lines">Hillshade / Slope / Contour lines</string>
     <string name="toast_select_edits_for_upload">Select edits for upload</string>
     <string name="uploaded_count">Uploaded %1$d of %2$d</string>
     <string name="uploading_count">Uploading %1$d of %2$d</string>

OsmAnd/res/xml/data_storage.xml

@@ -14,10 +14,10 @@
 		android:title="@string/shared_string_maps"/>
 
 	<Preference
-		android:key="contour_lines_and_hillshade_memory"
+		android:key="terrain_memory_used"
 		android:layout="@layout/data_storage_memory_used_item"
 		android:icon="@drawable/ic_map"
-		android:title="@string/contour_lines_and_hillshade"/>
+		android:title="@string/hillshade_slope_contour_lines"/>
 	
 	<Preference
 		android:key="tracks_memory_used"

OsmAnd/res/xml/global_settings.xml

@@ -22,7 +22,7 @@
 		android:layout="@layout/preference_with_descr"
 		android:persistent="false"
 		android:title="@string/application_dir"
-		app:fragment="net.osmand.plus.settings.fragments.DataStorageFragment"
+		app:fragment="net.osmand.plus.settings.datastorage.DataStorageFragment"
 		tools:icon="@drawable/ic_action_folder" />
 
 	<Preference

OsmAnd/src/net/osmand/plus/activities/MapActivity.java

@@ -139,7 +139,7 @@ import net.osmand.plus.settings.backend.OsmandSettings;
 import net.osmand.plus.settings.fragments.BaseSettingsFragment;
 import net.osmand.plus.settings.fragments.BaseSettingsFragment.SettingsScreenType;
 import net.osmand.plus.settings.fragments.ConfigureProfileFragment;
-import net.osmand.plus.settings.fragments.DataStorageFragment;
+import net.osmand.plus.settings.datastorage.DataStorageFragment;
 import net.osmand.plus.track.TrackAppearanceFragment;
 import net.osmand.plus.track.TrackMenuFragment;
 import net.osmand.plus.views.AddGpxPointBottomSheetHelper.NewGpxPoint;

OsmAnd/src/net/osmand/plus/settings/bottomsheets/ChangeDataStorageBottomSheet.java

@@ -19,13 +19,13 @@ import net.osmand.plus.base.bottomsheetmenu.BaseBottomSheetItem;
 import net.osmand.plus.base.bottomsheetmenu.BottomSheetItemWithDescription;
 import net.osmand.plus.base.bottomsheetmenu.simpleitems.TitleItem;
 import net.osmand.plus.settings.fragments.BaseSettingsFragment;
-import net.osmand.plus.settings.fragments.DataStorageMenuItem;
+import net.osmand.plus.settings.datastorage.item.StorageItem;
 
 import org.apache.commons.logging.Log;
 
 import java.io.File;
 
-import static net.osmand.plus.settings.fragments.DataStorageHelper.MANUALLY_SPECIFIED;
+import static net.osmand.plus.settings.datastorage.DataStorageHelper.MANUALLY_SPECIFIED;
 
 public class ChangeDataStorageBottomSheet extends BasePreferenceBottomSheet {
 
@@ -39,8 +39,8 @@ public class ChangeDataStorageBottomSheet extends BasePreferenceBottomSheet {
 	public final static String MOVE_DATA = "move_data";
 	public final static String CHOSEN_DIRECTORY = "chosen_storage";
 
-	private DataStorageMenuItem currentDirectory;
+	private StorageItem currentDirectory;
-	private DataStorageMenuItem newDirectory;
+	private StorageItem newDirectory;
 
 	@Override
 	public void createMenuItems(Bundle savedInstanceState) {
@@ -126,11 +126,11 @@ public class ChangeDataStorageBottomSheet extends BasePreferenceBottomSheet {
 		items.add(baseItem);
 	}
 
-	public void setCurrentDirectory(DataStorageMenuItem currentDirectory) {
+	public void setCurrentDirectory(StorageItem currentDirectory) {
 		this.currentDirectory = currentDirectory;
 	}
 
-	public void setNewDirectory(DataStorageMenuItem newDirectory) {
+	public void setNewDirectory(StorageItem newDirectory) {
 		this.newDirectory = newDirectory;
 	}
 
@@ -158,8 +158,8 @@ public class ChangeDataStorageBottomSheet extends BasePreferenceBottomSheet {
 		return true;
 	}
 
-	public static boolean showInstance(FragmentManager fm, String prefId, DataStorageMenuItem currentDirectory,
+	public static boolean showInstance(FragmentManager fm, String prefId, StorageItem currentDirectory,
-	                                   DataStorageMenuItem newDirectory, Fragment target, boolean usedOnMap) {
+	                                   StorageItem newDirectory, Fragment target, boolean usedOnMap) {
 		try {
 			if (fm.findFragmentByTag(TAG) == null) {
 				Bundle args = new Bundle();

OsmAnd/src/net/osmand/plus/settings/datastorage/DataStorageFragment.java

@@ -1,8 +1,7 @@
-package net.osmand.plus.settings.fragments;
+package net.osmand.plus.settings.datastorage;
 
 import android.Manifest;
 import android.annotation.SuppressLint;
-import android.app.ProgressDialog;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.graphics.drawable.Drawable;
@@ -26,7 +25,6 @@ import net.osmand.AndroidUtils;
 import net.osmand.FileUtils;
 import net.osmand.plus.OsmandApplication;
 import net.osmand.plus.settings.backend.OsmandSettings;
-import net.osmand.plus.ProgressImplementation;
 import net.osmand.plus.R;
 import net.osmand.plus.UiUtilities;
 import net.osmand.plus.activities.MapActivity;
@@ -34,20 +32,21 @@ import net.osmand.plus.activities.OsmandActionBarActivity;
 import net.osmand.plus.download.DownloadActivity;
 import net.osmand.plus.settings.bottomsheets.ChangeDataStorageBottomSheet;
 import net.osmand.plus.settings.bottomsheets.SelectFolderBottomSheet;
-import net.osmand.util.Algorithms;
+import net.osmand.plus.settings.datastorage.item.MemoryItem;
+import net.osmand.plus.settings.datastorage.item.StorageItem;
+import net.osmand.plus.settings.datastorage.task.MoveFilesTask;
+import net.osmand.plus.settings.datastorage.task.RefreshUsedMemoryTask;
+import net.osmand.plus.settings.datastorage.task.ReloadDataTask;
+import net.osmand.plus.settings.fragments.BaseSettingsFragment;
 
 import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.lang.ref.WeakReference;
 import java.text.DecimalFormat;
 import java.util.ArrayList;
 
-import static net.osmand.plus.settings.fragments.DataStorageHelper.INTERNAL_STORAGE;
+import static net.osmand.plus.settings.datastorage.DataStorageHelper.INTERNAL_STORAGE;
-import static net.osmand.plus.settings.fragments.DataStorageHelper.MANUALLY_SPECIFIED;
+import static net.osmand.plus.settings.datastorage.DataStorageHelper.MANUALLY_SPECIFIED;
-import static net.osmand.plus.settings.fragments.DataStorageHelper.OTHER_MEMORY;
+import static net.osmand.plus.settings.datastorage.DataStorageHelper.OTHER_MEMORY;
-import static net.osmand.plus.settings.fragments.DataStorageHelper.TILES_MEMORY;
+import static net.osmand.plus.settings.datastorage.DataStorageHelper.TILES_MEMORY;
 import static net.osmand.plus.settings.bottomsheets.ChangeDataStorageBottomSheet.CHOSEN_DIRECTORY;
 import static net.osmand.plus.settings.bottomsheets.ChangeDataStorageBottomSheet.MOVE_DATA;
 import static net.osmand.plus.settings.bottomsheets.SelectFolderBottomSheet.NEW_PATH;
@@ -60,17 +59,17 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 	private final static String CHANGE_DIRECTORY_BUTTON = "change_directory";
 	private final static String OSMAND_USAGE = "osmand_usage";
 
-	private ArrayList<DataStorageMenuItem> menuItems;
+	private ArrayList<StorageItem> storageItems;
-	private ArrayList<DataStorageMemoryItem> memoryItems;
+	private ArrayList<MemoryItem> memoryItems;
 	private ArrayList<CheckBoxPreference> dataStorageRadioButtonsGroup;
 	private Preference changeButton;
-	private DataStorageMenuItem currentDataStorage;
+	private StorageItem currentDataStorage;
 	private String tmpManuallySpecifiedPath;
 	private DataStorageHelper dataStorageHelper;
 	private boolean calculateTilesBtnPressed;
 	
-	private DataStorageHelper.RefreshMemoryUsedInfo calculateMemoryTask;
+	private RefreshUsedMemoryTask calculateMemoryTask;
-	private DataStorageHelper.RefreshMemoryUsedInfo calculateTilesMemoryTask;
+	private RefreshUsedMemoryTask calculateTilesMemoryTask;
 
 	private OsmandApplication app;
 	private OsmandActionBarActivity activity;
@@ -95,11 +94,11 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 			return;
 		}
 
-		menuItems = dataStorageHelper.getStorageItems();
+		storageItems = dataStorageHelper.getStorageItems();
 		memoryItems = dataStorageHelper.getMemoryInfoItems();
 		dataStorageRadioButtonsGroup = new ArrayList<>();
 
-		for (DataStorageMenuItem item : menuItems) {
+		for (StorageItem item : storageItems) {
 			CheckBoxPreference preference = new CheckBoxPreference(activity);
 			preference.setKey(item.getKey());
 			preference.setTitle(item.getTitle());
@@ -136,7 +135,7 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 			Bundle resultData = (Bundle) newValue;
 			if (resultData.containsKey(ChangeDataStorageBottomSheet.TAG)) {
 				boolean moveMaps = resultData.getBoolean(MOVE_DATA);
-				DataStorageMenuItem newDataStorage = resultData.getParcelable(CHOSEN_DIRECTORY);
+				StorageItem newDataStorage = resultData.getParcelable(CHOSEN_DIRECTORY);
 				if (newDataStorage != null) {
 					if (tmpManuallySpecifiedPath != null) {
 						String directory = tmpManuallySpecifiedPath;
@@ -154,9 +153,9 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 				if (pathChanged) {
 					tmpManuallySpecifiedPath = resultData.getString(NEW_PATH);
 					if (tmpManuallySpecifiedPath != null) {
-						DataStorageMenuItem manuallySpecified = null;
+						StorageItem manuallySpecified = null;
 						try {
-							manuallySpecified = (DataStorageMenuItem) dataStorageHelper.getManuallySpecified().clone();
+							manuallySpecified = (StorageItem) dataStorageHelper.getManuallySpecified().clone();
 							manuallySpecified.setDirectory(tmpManuallySpecifiedPath);
 						} catch (CloneNotSupportedException e) {
 							return false;
@@ -170,7 +169,7 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 			//show necessary dialog
 			String key = preference.getKey();
 			if (key != null) {
-				DataStorageMenuItem newDataStorage = dataStorageHelper.getStorage(key);
+				StorageItem newDataStorage = dataStorageHelper.getStorage(key);
 				if (newDataStorage != null) {
 					if (!currentDataStorage.getKey().equals(newDataStorage.getKey())) {
 						if (newDataStorage.getType() == OsmandSettings.EXTERNAL_STORAGE_TYPE_DEFAULT
@@ -212,7 +211,7 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 		
 		final View itemView = holder.itemView;
 		if (preference instanceof CheckBoxPreference) {
-			DataStorageMenuItem item = dataStorageHelper.getStorage(key);
+			StorageItem item = dataStorageHelper.getStorage(key);
 			if (item != null) {
 				TextView tvTitle = itemView.findViewById(android.R.id.title);
 				TextView tvSummary = itemView.findViewById(R.id.summary);
@@ -267,7 +266,7 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 			TextView tvSummary = itemView.findViewById(R.id.summary);
 			tvSummary.setText(DataStorageHelper.getFormattedMemoryInfo(totalUsageBytes, memoryUnitsFormats));
 		} else {
-			for (DataStorageMemoryItem mi : memoryItems) {
+			for (MemoryItem mi : memoryItems) {
 				if (key.equals(mi.getKey())) {
 					TextView tvMemory = itemView.findViewById(R.id.memory);
 					String summary = "";
@@ -326,7 +325,7 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 	}
 
 	private void showFolderSelectionDialog() {
-		DataStorageMenuItem manuallySpecified = dataStorageHelper.getManuallySpecified();
+		StorageItem manuallySpecified = dataStorageHelper.getManuallySpecified();
 		if (manuallySpecified != null) {
 			SelectFolderBottomSheet.showInstance(getFragmentManager(), manuallySpecified.getKey(),
 					manuallySpecified.getDirectory(), DataStorageFragment.this,
@@ -335,11 +334,11 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 		}
 	}
 
-	private void moveData(final DataStorageMenuItem currentStorage, final DataStorageMenuItem newStorage) {
+	private void moveData(final StorageItem currentStorage, final StorageItem newStorage) {
 		File fromDirectory = new File(currentStorage.getDirectory());
 		File toDirectory = new File(newStorage.getDirectory());
 		@SuppressLint("StaticFieldLeak")
-		MoveFilesToDifferentDirectory task = new MoveFilesToDifferentDirectory(activity, fromDirectory, toDirectory) {
+		MoveFilesTask task = new MoveFilesTask(activity, fromDirectory, toDirectory) {
 
 
 			@NonNull
@@ -405,7 +404,7 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 		task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
 	}
 
-	private void confirm(OsmandApplication app, OsmandActionBarActivity activity, DataStorageMenuItem newStorageDirectory, boolean silentRestart) {
+	private void confirm(OsmandApplication app, OsmandActionBarActivity activity, StorageItem newStorageDirectory, boolean silentRestart) {
 		String newDirectory = newStorageDirectory.getDirectory();
 		int type = newStorageDirectory.getType();
 		File newDirectoryFile = new File(newDirectory);
@@ -454,7 +453,7 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 	}
 
 	protected void reloadData() {
-		new ReloadData(activity, app).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void) null);
+		new ReloadDataTask(activity, app).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void) null);
 	}
 
 	@Override
@@ -463,204 +462,10 @@ public class DataStorageFragment extends BaseSettingsFragment implements DataSto
 	}
 	
 	@Override
-	public void onFinishUpdating(String taskKey) {
+	public void onFinishUpdating(String tag) {
 		updateAllSettings();
-		if (taskKey != null && taskKey.equals(TILES_MEMORY)) {
+		if (tag != null && tag.equals(TILES_MEMORY)) {
 			app.getSettings().OSMAND_USAGE_SPACE.set(dataStorageHelper.getTotalUsedBytes());
 		}
 	}
-
-	public static class MoveFilesToDifferentDirectory extends AsyncTask<Void, Void, Boolean> {
-
-		protected WeakReference<OsmandActionBarActivity> activity;
-		private WeakReference<Context> context;
-		private File from;
-		private File to;
-		protected ProgressImplementation progress;
-		private Runnable runOnSuccess;
-		private int movedCount;
-		private long movedSize;
-		private int copiedCount;
-		private long copiedSize;
-		private int failedCount;
-		private long failedSize;
-		private String exceptionMessage;
-
-		public MoveFilesToDifferentDirectory(OsmandActionBarActivity activity, File from, File to) {
-			this.activity = new WeakReference<>(activity);
-			this.context = new WeakReference<>((Context) activity);
-			this.from = from;
-			this.to = to;
-		}
-
-		public void setRunOnSuccess(Runnable runOnSuccess) {
-			this.runOnSuccess = runOnSuccess;
-		}
-
-		public int getMovedCount() {
-			return movedCount;
-		}
-
-		public int getCopiedCount() {
-			return copiedCount;
-		}
-
-		public int getFailedCount() {
-			return failedCount;
-		}
-
-		public long getMovedSize() {
-			return movedSize;
-		}
-
-		public long getCopiedSize() {
-			return copiedSize;
-		}
-
-		public long getFailedSize() {
-			return failedSize;
-		}
-
-		@Override
-		protected void onPreExecute() {
-			Context ctx = context.get();
-			if (context == null) {
-				return;
-			}
-			movedCount = 0;
-			copiedCount = 0;
-			failedCount = 0;
-			progress = ProgressImplementation.createProgressDialog(
-					ctx, ctx.getString(R.string.copying_osmand_files),
-					ctx.getString(R.string.copying_osmand_files_descr, to.getPath()),
-					ProgressDialog.STYLE_HORIZONTAL);
-		}
-
-		@Override
-		protected void onPostExecute(Boolean result) {
-			Context ctx = context.get();
-			if (ctx == null) {
-				return;
-			}
-			if (result != null) {
-				if (result.booleanValue() && runOnSuccess != null) {
-					runOnSuccess.run();
-				} else if (!result.booleanValue()) {
-					Toast.makeText(ctx, ctx.getString(R.string.shared_string_io_error) + ": " + exceptionMessage, Toast.LENGTH_LONG).show();
-				}
-			}
-			try {
-				if (progress.getDialog().isShowing()) {
-					progress.getDialog().dismiss();
-				}
-			} catch (Exception e) {
-				//ignored
-			}
-		}
-
-		private void movingFiles(File f, File t, int depth) throws IOException {
-			Context ctx = context.get();
-			if (ctx == null) {
-				return;
-			}
-			if (depth <= 2) {
-				progress.startTask(ctx.getString(R.string.copying_osmand_one_file_descr, t.getName()), -1);
-			}
-			if (f.isDirectory()) {
-				t.mkdirs();
-				File[] lf = f.listFiles();
-				if (lf != null) {
-					for (int i = 0; i < lf.length; i++) {
-						if (lf[i] != null) {
-							movingFiles(lf[i], new File(t, lf[i].getName()), depth + 1);
-						}
-					}
-				}
-				f.delete();
-			} else if (f.isFile()) {
-				if (t.exists()) {
-					Algorithms.removeAllFiles(t);
-				}
-				boolean rnm = false;
-				long fileSize = f.length();
-				try {
-					rnm = f.renameTo(t);
-					movedCount++;
-					movedSize += fileSize;
-				} catch (RuntimeException e) {
-				}
-				if (!rnm) {
-					FileInputStream fin = new FileInputStream(f);
-					FileOutputStream fout = new FileOutputStream(t);
-					try {
-						progress.startTask(ctx.getString(R.string.copying_osmand_one_file_descr, t.getName()), (int) (f.length() / 1024));
-						Algorithms.streamCopy(fin, fout, progress, 1024);
-						copiedCount++;
-						copiedSize += fileSize;
-					} catch (IOException e) {
-						failedCount++;
-						failedSize += fileSize;
-					} finally {
-						fin.close();
-						fout.close();
-					}
-					f.delete();
-				}
-			}
-			if (depth <= 2) {
-				progress.finishTask();
-			}
-		}
-
-		@Override
-		protected Boolean doInBackground(Void... params) {
-			to.mkdirs();
-			try {
-				movingFiles(from, to, 0);
-			} catch (IOException e) {
-				exceptionMessage = e.getMessage();
-				return false;
-			}
-			return true;
-		}
-
-	}
-
-	public static class ReloadData extends AsyncTask<Void, Void, Boolean> {
-		private WeakReference<Context> ctx;
-		protected ProgressImplementation progress;
-		private OsmandApplication app;
-
-		public ReloadData(Context ctx, OsmandApplication app) {
-			this.ctx = new WeakReference<>(ctx);
-			this.app = app;
-		}
-
-		@Override
-		protected void onPreExecute() {
-			Context c = ctx.get();
-			if (c == null) {
-				return;
-			}
-			progress = ProgressImplementation.createProgressDialog(c, c.getString(R.string.loading_data),
-					c.getString(R.string.loading_data), ProgressDialog.STYLE_HORIZONTAL);
-		}
-
-		@Override
-		protected void onPostExecute(Boolean result) {
-			try {
-				if (progress.getDialog().isShowing()) {
-					progress.getDialog().dismiss();
-				}
-			} catch (Exception e) {
-				//ignored
-			}
-		}
-
-		@Override
-		protected Boolean doInBackground(Void... params) {
-			app.getResourceManager().reloadIndexes(progress, new ArrayList<String>());
-			return true;
-		}
-	}
 }

OsmAnd/src/net/osmand/plus/settings/datastorage/DataStorageHelper.java

@@ -0,0 +1,321 @@
+package net.osmand.plus.settings.datastorage;
+
+import android.os.Build;
+
+import androidx.annotation.NonNull;
+
+import net.osmand.IndexConstants;
+import net.osmand.ValueHolder;
+import net.osmand.plus.OsmandApplication;
+import net.osmand.plus.settings.backend.OsmandSettings;
+import net.osmand.plus.R;
+import net.osmand.plus.settings.datastorage.item.DirectoryItem;
+import net.osmand.plus.settings.datastorage.item.DirectoryItem.CheckingType;
+import net.osmand.plus.settings.datastorage.item.MemoryItem;
+import net.osmand.plus.settings.datastorage.item.StorageItem;
+import net.osmand.plus.settings.datastorage.task.RefreshUsedMemoryTask;
+
+import java.io.File;
+import java.text.DecimalFormat;
+import java.util.ArrayList;
+
+import static net.osmand.IndexConstants.AV_INDEX_DIR;
+import static net.osmand.IndexConstants.BACKUP_INDEX_DIR;
+import static net.osmand.IndexConstants.GPX_INDEX_DIR;
+import static net.osmand.IndexConstants.MAPS_PATH;
+import static net.osmand.IndexConstants.ROADS_INDEX_DIR;
+import static net.osmand.IndexConstants.SRTM_INDEX_DIR;
+import static net.osmand.IndexConstants.TILES_INDEX_DIR;
+import static net.osmand.IndexConstants.WIKIVOYAGE_INDEX_DIR;
+import static net.osmand.IndexConstants.WIKI_INDEX_DIR;
+import static net.osmand.plus.settings.datastorage.item.DirectoryItem.CheckingType.EXTENSIONS;
+import static net.osmand.plus.settings.datastorage.item.DirectoryItem.CheckingType.PREFIX;
+
+public class DataStorageHelper {
+	public final static String INTERNAL_STORAGE = "internal_storage";
+	public final static String EXTERNAL_STORAGE = "external_storage";
+	public final static String SHARED_STORAGE = "shared_storage";
+	public final static String MULTIUSER_STORAGE = "multiuser_storage";
+	public final static String MANUALLY_SPECIFIED = "manually_specified";
+
+	public final static String MAPS_MEMORY = "maps_memory_used";
+	public final static String TERRAIN_MEMORY = "terrain_memory_used";
+	public final static String TRACKS_MEMORY = "tracks_memory_used";
+	public final static String NOTES_MEMORY = "notes_memory_used";
+	public final static String TILES_MEMORY = "tiles_memory_used";
+	public final static String OTHER_MEMORY = "other_memory_used";
+
+	private OsmandApplication app;
+	private ArrayList<StorageItem> storageItems = new ArrayList<>();
+	private StorageItem currentDataStorage;
+	private StorageItem manuallySpecified;
+
+	private ArrayList<MemoryItem> memoryItems = new ArrayList<>();
+	private MemoryItem mapsMemory;
+	private MemoryItem terrainMemory;
+	private MemoryItem tracksMemory;
+	private MemoryItem notesMemory;
+	private MemoryItem tilesMemory;
+	private MemoryItem otherMemory;
+
+	private int currentStorageType;
+	private String currentStoragePath;
+
+	public DataStorageHelper(@NonNull OsmandApplication app) {
+		this.app = app;
+		prepareData();
+	}
+
+	private void prepareData() {
+		initStorageItems();
+		initUsedMemoryItems();
+	}
+
+	private void initStorageItems() {
+		OsmandSettings settings = app.getSettings();
+		if (settings.getExternalStorageDirectoryTypeV19() >= 0) {
+			currentStorageType = settings.getExternalStorageDirectoryTypeV19();
+		} else {
+			ValueHolder<Integer> vh = new ValueHolder<Integer>();
+			if (vh.value != null && vh.value >= 0) {
+				currentStorageType = vh.value;
+			} else {
+				currentStorageType = 0;
+			}
+		}
+		currentStoragePath = settings.getExternalStorageDirectory().getAbsolutePath();
+
+		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+
+			//internal storage
+			String path = settings.getInternalAppPath().getAbsolutePath();
+			File dir = new File(path);
+			int iconId = R.drawable.ic_action_phone;
+
+			StorageItem internalStorageItem = StorageItem.builder()
+					.setKey(INTERNAL_STORAGE)
+					.setTitle(app.getString(R.string.storage_directory_internal_app))
+					.setDirectory(path)
+					.setDescription(app.getString(R.string.internal_app_storage_description))
+					.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_INTERNAL_FILE)
+					.setIconResId(iconId)
+					.createItem();
+			addItem(internalStorageItem);
+
+			//shared storage
+			dir = settings.getDefaultInternalStorage();
+			path = dir.getAbsolutePath();
+			iconId = R.drawable.ic_action_phone;
+
+			StorageItem sharedStorageItem = StorageItem.builder()
+					.setKey(SHARED_STORAGE)
+					.setTitle(app.getString(R.string.storage_directory_shared))
+					.setDirectory(path)
+					.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_DEFAULT)
+					.setIconResId(iconId)
+					.createItem();
+			addItem(sharedStorageItem);
+
+			//external storage
+			File[] externals = app.getExternalFilesDirs(null);
+			if (externals != null) {
+				int i = 0;
+				for (File external : externals) {
+					if (external != null) {
+						++i;
+						dir = external;
+						path = dir.getAbsolutePath();
+						iconId = getIconForStorageType(dir);
+						StorageItem externalStorageItem = StorageItem.builder()
+								.setKey(EXTERNAL_STORAGE + i)
+								.setTitle(app.getString(R.string.storage_directory_external) + " " + i)
+								.setDirectory(path)
+								.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_EXTERNAL_FILE)
+								.setIconResId(iconId)
+								.createItem();
+						addItem(externalStorageItem);
+					}
+				}
+			}
+
+			//multi user storage
+			File[] obbDirs = app.getObbDirs();
+			if (obbDirs != null) {
+				int i = 0;
+				for (File obb : obbDirs) {
+					if (obb != null) {
+						++i;
+						dir = obb;
+						path = dir.getAbsolutePath();
+						iconId = getIconForStorageType(dir);
+						StorageItem multiuserStorageItem = StorageItem.builder()
+								.setKey(MULTIUSER_STORAGE + i)
+								.setTitle(app.getString(R.string.storage_directory_multiuser) + " " + i)
+								.setDirectory(path)
+								.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_OBB)
+								.setIconResId(iconId)
+								.createItem();
+						addItem(multiuserStorageItem);
+					}
+				}
+			}
+		}
+
+		//manually specified storage
+		manuallySpecified = StorageItem.builder()
+				.setKey(MANUALLY_SPECIFIED)
+				.setTitle(app.getString(R.string.storage_directory_manual))
+				.setDirectory(currentStoragePath)
+				.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_SPECIFIED)
+				.setIconResId(R.drawable.ic_action_folder)
+				.createItem();
+		storageItems.add(manuallySpecified);
+
+		if (currentDataStorage == null) {
+			currentDataStorage = manuallySpecified;
+		}
+	}
+
+	private void initUsedMemoryItems() {
+		mapsMemory = MemoryItem.builder()
+				.setKey(MAPS_MEMORY)
+				.setExtensions(IndexConstants.BINARY_MAP_INDEX_EXT)
+				.setDirectories(
+						createDirectory(MAPS_PATH, false, EXTENSIONS, true),
+						createDirectory(ROADS_INDEX_DIR, true, EXTENSIONS, true),
+						createDirectory(WIKI_INDEX_DIR, true, EXTENSIONS, true),
+						createDirectory(WIKIVOYAGE_INDEX_DIR, true, EXTENSIONS, true),
+						createDirectory(BACKUP_INDEX_DIR, true, EXTENSIONS, true))
+				.createItem();
+		memoryItems.add(mapsMemory);
+
+		terrainMemory = MemoryItem.builder()
+				.setKey(TERRAIN_MEMORY)
+				.setExtensions(IndexConstants.BINARY_SRTM_MAP_INDEX_EXT)
+				.setDirectories(
+						createDirectory(SRTM_INDEX_DIR, true, EXTENSIONS, true),
+						createDirectory(TILES_INDEX_DIR, false, PREFIX, false))
+				.setPrefixes("Hillshade", "Slope")
+				.createItem();
+		memoryItems.add(terrainMemory);
+
+		tracksMemory = MemoryItem.builder()
+				.setKey(TRACKS_MEMORY)
+//				.setExtensions(IndexConstants.GPX_FILE_EXT, ".gpx.bz2")
+				.setDirectories(
+						createDirectory(GPX_INDEX_DIR, true, EXTENSIONS, true))
+				.createItem();
+		memoryItems.add(tracksMemory);
+
+		notesMemory = MemoryItem.builder()
+				.setKey(NOTES_MEMORY)
+//				.setExtensions("")
+				.setDirectories(
+						createDirectory(AV_INDEX_DIR, true, EXTENSIONS, true))
+				.createItem();
+		memoryItems.add(notesMemory);
+
+		tilesMemory = MemoryItem.builder()
+				.setKey(TILES_MEMORY)
+//				.setExtensions("")
+				.setDirectories(
+						createDirectory(TILES_INDEX_DIR, true, EXTENSIONS, true))
+				.createItem();
+		memoryItems.add(tilesMemory);
+
+		otherMemory = MemoryItem.builder()
+				.setKey(OTHER_MEMORY)
+				.createItem();
+		memoryItems.add(otherMemory);
+	}
+
+	public ArrayList<StorageItem> getStorageItems() {
+		return storageItems;
+	}
+
+	private int getIconForStorageType(File dir) {
+		return R.drawable.ic_action_folder;
+	}
+
+	public StorageItem getCurrentStorage() {
+		return currentDataStorage;
+	}
+
+	private void addItem(StorageItem item) {
+		if (currentStorageType == item.getType() && currentStoragePath.equals(item.getDirectory())) {
+			currentDataStorage = item;
+		}
+		storageItems.add(item);
+	}
+
+	public StorageItem getManuallySpecified() {
+		return manuallySpecified;
+	}
+
+	public StorageItem getStorage(String key) {
+		if (storageItems != null && key != null) {
+			for (StorageItem storageItem : storageItems) {
+				if (key.equals(storageItem.getKey())) {
+					return storageItem;
+				}
+			}
+		}
+		return null;
+	}
+
+	public ArrayList<MemoryItem> getMemoryInfoItems() {
+		return memoryItems;
+	}
+
+	public RefreshUsedMemoryTask calculateMemoryUsedInfo(UpdateMemoryInfoUIAdapter uiAdapter) {
+		File rootDir = new File(currentStoragePath);
+		RefreshUsedMemoryTask task = new RefreshUsedMemoryTask(uiAdapter, otherMemory, rootDir, null, null, OTHER_MEMORY);
+		task.execute(mapsMemory, terrainMemory, tracksMemory, notesMemory);
+		return task;
+	}
+
+	public RefreshUsedMemoryTask calculateTilesMemoryUsed(UpdateMemoryInfoUIAdapter listener) {
+		File rootDir = new File(tilesMemory.getDirectories()[0].getAbsolutePath());
+		RefreshUsedMemoryTask task = new RefreshUsedMemoryTask(listener, otherMemory, rootDir, null, terrainMemory.getPrefixes(), TILES_MEMORY);
+		task.execute(tilesMemory);
+		return task;
+	}
+
+	public long getTotalUsedBytes() {
+		long total = 0;
+		if (memoryItems != null && memoryItems.size() > 0) {
+			for (MemoryItem mi : memoryItems) {
+				total += mi.getUsedMemoryBytes();
+			}
+			return total;
+		}
+		return -1;
+	}
+
+	public DirectoryItem createDirectory(@NonNull String relativePath,
+	                                     boolean processInternalDirectories,
+	                                     CheckingType checkingType,
+	                                     boolean addUnmatchedToOtherMemory) {
+		String path = app.getAppPath(relativePath).getAbsolutePath();
+		return new DirectoryItem(path, processInternalDirectories, checkingType, addUnmatchedToOtherMemory);
+	}
+
+	public static String getFormattedMemoryInfo(long bytes, String[] formatStrings) {
+		int type = 0;
+		double memory = (double) bytes / 1024;
+		while (memory > 1024 && type < formatStrings.length) {
+			++type;
+			memory = memory / 1024;
+		}
+		String formattedUsed = new DecimalFormat("#.##").format(memory);
+		return String.format(formatStrings[type], formattedUsed);
+	}
+
+	public interface UpdateMemoryInfoUIAdapter {
+
+		void onMemoryInfoUpdate();
+		
+		void onFinishUpdating(String tag);
+
+	}
+}

OsmAnd/src/net/osmand/plus/settings/datastorage/item/DirectoryItem.java

@@ -0,0 +1,40 @@
+package net.osmand.plus.settings.datastorage.item;
+
+public class DirectoryItem {
+
+	private final String absolutePath;
+	private final boolean processInternalDirectories;
+	private final CheckingType checkingType;
+	private final boolean addUnmatchedToOtherMemory;
+
+	public enum CheckingType {
+		EXTENSIONS,
+		PREFIX
+	}
+
+	public DirectoryItem(String absolutePath,
+	                     boolean processInternalDirectories,
+	                     CheckingType checkingType,
+	                     boolean addUnmatchedToOtherMemory) {
+		this.absolutePath = absolutePath;
+		this.processInternalDirectories = processInternalDirectories;
+		this.checkingType = checkingType;
+		this.addUnmatchedToOtherMemory = addUnmatchedToOtherMemory;
+	}
+
+	public String getAbsolutePath() {
+		return absolutePath;
+	}
+
+	public boolean shouldProcessInternalDirectories() {
+		return processInternalDirectories;
+	}
+
+	public CheckingType getCheckingType() {
+		return checkingType;
+	}
+
+	public boolean shouldAddUnmatchedToOtherMemory() {
+		return addUnmatchedToOtherMemory;
+	}
+}

OsmAnd/src/net/osmand/plus/settings/datastorage/item/MemoryItem.java

@@ -1,16 +1,18 @@
-package net.osmand.plus.settings.fragments;
+package net.osmand.plus.settings.datastorage.item;
 
-public class DataStorageMemoryItem {
+public class MemoryItem {
-	public final static int EXTENSIONS = 0;
-	public final static int PREFIX = 1;
 
 	private String key;
-	private String[] extensions;
+	private final String[] extensions;
-	private String[] prefixes;
+	private final String[] prefixes;
-	private Directory[] directories;
+	private final DirectoryItem[] directories;
 	private long usedMemoryBytes;
 
-	private DataStorageMemoryItem(String key, String[] extensions, String[] prefixes, long usedMemoryBytes, Directory[] directories) {
+	private MemoryItem(String key,
+	                   String[] extensions,
+	                   String[] prefixes,
+	                   long usedMemoryBytes,
+	                   DirectoryItem[] directories) {
 		this.key = key;
 		this.extensions = extensions;
 		this.prefixes = prefixes;
@@ -42,7 +44,7 @@ public class DataStorageMemoryItem {
 		return prefixes;
 	}
 
-	public Directory[] getDirectories() {
+	public DirectoryItem[] getDirectories() {
 		return directories;
 	}
 
@@ -54,7 +56,7 @@ public class DataStorageMemoryItem {
 		private String key;
 		private String[] extensions;
 		private String[] prefixes;
-		private Directory[] directories;
+		private DirectoryItem[] directories;
 		private long usedMemoryBytes;
 
 		public DataStorageMemoryItemBuilder setKey(String key) {
@@ -72,7 +74,7 @@ public class DataStorageMemoryItem {
 			return this;
 		}
 		
-		public DataStorageMemoryItemBuilder setDirectories(Directory ... directories) {
+		public DataStorageMemoryItemBuilder setDirectories(DirectoryItem... directories) {
 			this.directories = directories;
 			return this;
 		}
@@ -82,38 +84,8 @@ public class DataStorageMemoryItem {
 			return this;
 		}
 		
-		public DataStorageMemoryItem createItem() {
+		public MemoryItem createItem() {
-			return new DataStorageMemoryItem(key, extensions, prefixes, usedMemoryBytes, directories);
+			return new MemoryItem(key, extensions, prefixes, usedMemoryBytes, directories);
-		}
-	}
-	
-	public static class Directory {
-		private String absolutePath;
-		private boolean goDeeper;
-		private int checkingType;
-		private boolean skipOther;
-
-		public Directory(String absolutePath, boolean goDeeper, int checkingType, boolean skipOther) {
-			this.absolutePath = absolutePath;
-			this.goDeeper = goDeeper;
-			this.checkingType = checkingType;
-			this.skipOther = skipOther;
-		}
-
-		public String getAbsolutePath() {
-			return absolutePath;
-		}
-
-		public boolean isGoDeeper() {
-			return goDeeper;
-		}
-
-		public int getCheckingType() {
-			return checkingType;
-		}
-
-		public boolean isSkipOther() {
-			return skipOther;
 		}
 	}
 }

OsmAnd/src/net/osmand/plus/settings/datastorage/item/StorageItem.java

@@ -1,11 +1,11 @@
-package net.osmand.plus.settings.fragments;
+package net.osmand.plus.settings.datastorage.item;
 
 import android.os.Parcel;
 import android.os.Parcelable;
 
 import androidx.annotation.IdRes;
 
-public class DataStorageMenuItem implements Parcelable, Cloneable {
+public class StorageItem implements Parcelable, Cloneable {
 
 	private String key;
 	private int type;
@@ -15,8 +15,12 @@ public class DataStorageMenuItem implements Parcelable, Cloneable {
 	@IdRes
 	private int iconResId;
 
-	private DataStorageMenuItem(String key, int type, String title, String description,
+	private StorageItem(String key,
-	                            String directory, int iconResId) {
+	                    int type,
+	                    String title,
+	                    String description,
+	                    String directory,
+	                    int iconResId) {
 		this.key = key;
 		this.type = type;
 		this.title = title;
@@ -25,7 +29,7 @@ public class DataStorageMenuItem implements Parcelable, Cloneable {
 		this.iconResId = iconResId;
 	}
 
-	private DataStorageMenuItem(Parcel in) {
+	private StorageItem(Parcel in) {
 		key = in.readString();
 		type = in.readInt();
 		title = in.readString();
@@ -99,16 +103,16 @@ public class DataStorageMenuItem implements Parcelable, Cloneable {
 		dest.writeString(directory);
 	}
 
-	public static final Parcelable.Creator<DataStorageMenuItem> CREATOR = new Parcelable.Creator<DataStorageMenuItem>() {
+	public static final Parcelable.Creator<StorageItem> CREATOR = new Parcelable.Creator<StorageItem>() {
 
 		@Override
-		public DataStorageMenuItem createFromParcel(Parcel source) {
+		public StorageItem createFromParcel(Parcel source) {
-			return new DataStorageMenuItem(source);
+			return new StorageItem(source);
 		}
 
 		@Override
-		public DataStorageMenuItem[] newArray(int size) {
+		public StorageItem[] newArray(int size) {
-			return new DataStorageMenuItem[size];
+			return new StorageItem[size];
 		}
 	};
 
@@ -151,14 +155,14 @@ public class DataStorageMenuItem implements Parcelable, Cloneable {
 			return this;
 		}
 
-		public DataStorageMenuItem createItem() {
+		public StorageItem createItem() {
-			return new DataStorageMenuItem(key, type, title, description, directory, iconResId);
+			return new StorageItem(key, type, title, description, directory, iconResId);
 		}
 	}
 
 	@Override
 	public Object clone() throws CloneNotSupportedException {
-		return DataStorageMenuItem.builder()
+		return StorageItem.builder()
 				.setKey(this.key)
 				.setTitle(this.title)
 				.setDescription(this.description)

OsmAnd/src/net/osmand/plus/settings/datastorage/task/MoveFilesTask.java

@@ -0,0 +1,173 @@
+package net.osmand.plus.settings.datastorage.task;
+
+import android.app.ProgressDialog;
+import android.content.Context;
+import android.os.AsyncTask;
+import android.widget.Toast;
+
+import net.osmand.plus.ProgressImplementation;
+import net.osmand.plus.R;
+import net.osmand.plus.activities.OsmandActionBarActivity;
+import net.osmand.util.Algorithms;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.lang.ref.WeakReference;
+
+public class MoveFilesTask extends AsyncTask<Void, Void, Boolean> {
+
+	protected WeakReference<OsmandActionBarActivity> activity;
+	private WeakReference<Context> context;
+	private File from;
+	private File to;
+	protected ProgressImplementation progress;
+	private Runnable runOnSuccess;
+	private int movedCount;
+	private long movedSize;
+	private int copiedCount;
+	private long copiedSize;
+	private int failedCount;
+	private long failedSize;
+	private String exceptionMessage;
+
+	public MoveFilesTask(OsmandActionBarActivity activity, File from, File to) {
+		this.activity = new WeakReference<>(activity);
+		this.context = new WeakReference<>((Context) activity);
+		this.from = from;
+		this.to = to;
+	}
+
+	public void setRunOnSuccess(Runnable runOnSuccess) {
+		this.runOnSuccess = runOnSuccess;
+	}
+
+	public int getMovedCount() {
+		return movedCount;
+	}
+
+	public int getCopiedCount() {
+		return copiedCount;
+	}
+
+	public int getFailedCount() {
+		return failedCount;
+	}
+
+	public long getMovedSize() {
+		return movedSize;
+	}
+
+	public long getCopiedSize() {
+		return copiedSize;
+	}
+
+	public long getFailedSize() {
+		return failedSize;
+	}
+
+	@Override
+	protected void onPreExecute() {
+		Context ctx = context.get();
+		if (context == null) {
+			return;
+		}
+		movedCount = 0;
+		copiedCount = 0;
+		failedCount = 0;
+		progress = ProgressImplementation.createProgressDialog(
+				ctx, ctx.getString(R.string.copying_osmand_files),
+				ctx.getString(R.string.copying_osmand_files_descr, to.getPath()),
+				ProgressDialog.STYLE_HORIZONTAL);
+	}
+
+	@Override
+	protected void onPostExecute(Boolean result) {
+		Context ctx = context.get();
+		if (ctx == null) {
+			return;
+		}
+		if (result != null) {
+			if (result.booleanValue() && runOnSuccess != null) {
+				runOnSuccess.run();
+			} else if (!result.booleanValue()) {
+				Toast.makeText(ctx, ctx.getString(R.string.shared_string_io_error) + ": " + exceptionMessage, Toast.LENGTH_LONG).show();
+			}
+		}
+		try {
+			if (progress.getDialog().isShowing()) {
+				progress.getDialog().dismiss();
+			}
+		} catch (Exception e) {
+			//ignored
+		}
+	}
+
+	private void movingFiles(File f, File t, int depth) throws IOException {
+		Context ctx = context.get();
+		if (ctx == null) {
+			return;
+		}
+		if (depth <= 2) {
+			progress.startTask(ctx.getString(R.string.copying_osmand_one_file_descr, t.getName()), -1);
+		}
+		if (f.isDirectory()) {
+			t.mkdirs();
+			File[] lf = f.listFiles();
+			if (lf != null) {
+				for (int i = 0; i < lf.length; i++) {
+					if (lf[i] != null) {
+						movingFiles(lf[i], new File(t, lf[i].getName()), depth + 1);
+					}
+				}
+			}
+			f.delete();
+		} else if (f.isFile()) {
+			if (t.exists()) {
+				Algorithms.removeAllFiles(t);
+			}
+			boolean rnm = false;
+			long fileSize = f.length();
+			try {
+				rnm = f.renameTo(t);
+				movedCount++;
+				movedSize += fileSize;
+			} catch (RuntimeException e) {
+			}
+			if (!rnm) {
+				FileInputStream fin = new FileInputStream(f);
+				FileOutputStream fout = new FileOutputStream(t);
+				try {
+					progress.startTask(ctx.getString(R.string.copying_osmand_one_file_descr, t.getName()), (int) (f.length() / 1024));
+					Algorithms.streamCopy(fin, fout, progress, 1024);
+					copiedCount++;
+					copiedSize += fileSize;
+				} catch (IOException e) {
+					failedCount++;
+					failedSize += fileSize;
+				} finally {
+					fin.close();
+					fout.close();
+				}
+				f.delete();
+			}
+		}
+		if (depth <= 2) {
+			progress.finishTask();
+		}
+	}
+
+	@Override
+	protected Boolean doInBackground(Void... params) {
+		to.mkdirs();
+		try {
+			movingFiles(from, to, 0);
+		} catch (IOException e) {
+			exceptionMessage = e.getMessage();
+			return false;
+		}
+		return true;
+	}
+
+}

OsmAnd/src/net/osmand/plus/settings/datastorage/task/RefreshUsedMemoryTask.java

@@ -0,0 +1,232 @@
+package net.osmand.plus.settings.datastorage.task;
+
+import android.os.AsyncTask;
+
+import androidx.annotation.NonNull;
+
+import net.osmand.plus.settings.datastorage.DataStorageHelper.UpdateMemoryInfoUIAdapter;
+import net.osmand.plus.settings.datastorage.item.DirectoryItem;
+import net.osmand.plus.settings.datastorage.item.DirectoryItem.CheckingType;
+import net.osmand.plus.settings.datastorage.item.MemoryItem;
+
+import java.io.File;
+
+import static net.osmand.plus.settings.datastorage.DataStorageFragment.UI_REFRESH_TIME_MS;
+import static net.osmand.util.Algorithms.objectEquals;
+
+public class RefreshUsedMemoryTask extends AsyncTask<MemoryItem, Void, Void> {
+	private final UpdateMemoryInfoUIAdapter uiAdapter;
+	private final File root;
+	private final MemoryItem otherMemoryItem;
+	private final String[] directoriesToSkip;
+	private final String[] filePrefixesToSkip;
+	private final String tag;
+	private long lastRefreshTime;
+
+	public RefreshUsedMemoryTask(UpdateMemoryInfoUIAdapter uiAdapter,
+	                             MemoryItem otherMemoryItem,
+	                             File root,
+	                             String[] directoriesToSkip,
+	                             String[] filePrefixesToSkip,
+	                             String tag) {
+		this.uiAdapter = uiAdapter;
+		this.otherMemoryItem = otherMemoryItem;
+		this.root = root;
+		this.directoriesToSkip = directoriesToSkip;
+		this.filePrefixesToSkip = filePrefixesToSkip;
+		this.tag = tag;
+	}
+
+	@Override
+	protected Void doInBackground(MemoryItem... items) {
+		lastRefreshTime = System.currentTimeMillis();
+		if (root.canRead()) {
+			calculateMultiTypes(root, items);
+		}
+		return null;
+	}
+
+	private void calculateMultiTypes(File rootDir,
+	                                 MemoryItem... items) {
+		File[] subFiles = rootDir.listFiles();
+		if (subFiles != null) {
+			for (File file : subFiles) {
+				if (isCancelled()) break;
+
+				if (file.isDirectory()) {
+					if (!shouldSkipDirectory(file)) {
+						processDirectory(file, items);
+					}
+
+				} else if (file.isFile()) {
+					if (!shouldSkipFile(file)) {
+						processFile(rootDir, file, items);
+					}
+				}
+				refreshUI();
+			}
+		}
+	}
+
+	private boolean shouldSkipDirectory(@NonNull File dir) {
+		if (directoriesToSkip != null) {
+			for (String dirToSkipPath : directoriesToSkip) {
+				String dirPath = dir.getAbsolutePath();
+				if (objectEquals(dirPath, dirToSkipPath)) {
+					return true;
+				}
+			}
+		}
+		return false;
+	}
+
+	private boolean shouldSkipFile(@NonNull File file) {
+		if (filePrefixesToSkip != null) {
+			String fileName = file.getName().toLowerCase();
+			for (String prefixToAvoid : filePrefixesToSkip) {
+				String prefix = prefixToAvoid.toLowerCase();
+				if (fileName.startsWith(prefix)) {
+					return true;
+				}
+			}
+		}
+		return false;
+	}
+
+	private void processDirectory(@NonNull File directory,
+	                              @NonNull MemoryItem... items) {
+		String directoryPath = directory.getAbsolutePath();
+		for (MemoryItem memoryItem : items) {
+			DirectoryItem[] targetDirectories = memoryItem.getDirectories();
+			if (targetDirectories != null) {
+				for (DirectoryItem dir : targetDirectories) {
+					String allowedDirPath = dir.getAbsolutePath();
+					boolean isPerfectlyMatch = objectEquals(directoryPath, allowedDirPath);
+					boolean isParentDirectory = !isPerfectlyMatch && (directoryPath.startsWith(allowedDirPath));
+					boolean isMatchDirectory = isPerfectlyMatch || isParentDirectory;
+					if (isPerfectlyMatch) {
+						calculateMultiTypes(directory, items);
+						return;
+					} else if (isParentDirectory && dir.shouldProcessInternalDirectories()) {
+						calculateMultiTypes(directory, items);
+						return;
+					} else if (isMatchDirectory && !dir.shouldAddUnmatchedToOtherMemory()) {
+						return;
+					}
+				}
+			}
+		}
+		// Current directory did not match to any type
+		otherMemoryItem.addBytes(calculateFolderSize(directory));
+	}
+
+	private void processFile(@NonNull File rootDir,
+	                         @NonNull File file,
+	                         @NonNull MemoryItem... items) {
+		for (MemoryItem item : items) {
+			DirectoryItem[] targetDirectories = item.getDirectories();
+			if (targetDirectories == null) continue;
+			String rootDirPath = rootDir.getAbsolutePath();
+
+			for (DirectoryItem targetDirectory : targetDirectories) {
+				String allowedDirPath = targetDirectory.getAbsolutePath();
+				boolean processInternal = targetDirectory.shouldProcessInternalDirectories();
+				if (objectEquals(rootDirPath, allowedDirPath)
+						|| (rootDirPath.startsWith(allowedDirPath) && processInternal)) {
+					CheckingType checkingType = targetDirectory.getCheckingType();
+					switch (checkingType) {
+						case EXTENSIONS: {
+							if (isSuitableExtension(file, item)) {
+								item.addBytes(file.length());
+								return;
+							}
+							break;
+						}
+						case PREFIX: {
+							if (isSuitablePrefix(file, item)) {
+								item.addBytes(file.length());
+								return;
+							}
+							break;
+						}
+					}
+					if (!targetDirectory.shouldAddUnmatchedToOtherMemory()) {
+						return;
+					}
+				}
+			}
+		}
+		// Current file did not match any type
+		otherMemoryItem.addBytes(file.length());
+	}
+
+	private boolean isSuitableExtension(@NonNull File file,
+	                                    @NonNull MemoryItem item) {
+		String[] extensions = item.getExtensions();
+		if (extensions != null) {
+			for (String extension : extensions) {
+				if (file.getAbsolutePath().endsWith(extension)) {
+					return true;
+				}
+			}
+		}
+		return extensions == null;
+	}
+
+	private boolean isSuitablePrefix(@NonNull File file,
+	                                 @NonNull MemoryItem item) {
+		String[] prefixes = item.getPrefixes();
+		if (prefixes != null) {
+			for (String prefix : prefixes) {
+				if (file.getName().toLowerCase().startsWith(prefix.toLowerCase())) {
+					return true;
+				}
+			}
+		}
+		return prefixes == null;
+	}
+
+	private long calculateFolderSize(@NonNull File dir) {
+		long bytes = 0;
+		if (dir.isDirectory()) {
+			File[] files = dir.listFiles();
+			if (files == null) return 0;
+
+			for (File file : files) {
+				if (isCancelled()) {
+					break;
+				}
+				if (file.isDirectory()) {
+					bytes += calculateFolderSize(file);
+				} else if (file.isFile()) {
+					bytes += file.length();
+				}
+			}
+		}
+		return bytes;
+	}
+
+	@Override
+	protected void onProgressUpdate(Void... values) {
+		super.onProgressUpdate(values);
+		if (uiAdapter != null) {
+			uiAdapter.onMemoryInfoUpdate();
+		}
+	}
+
+	@Override
+	protected void onPostExecute(Void aVoid) {
+		super.onPostExecute(aVoid);
+		if (uiAdapter != null) {
+			uiAdapter.onFinishUpdating(tag);
+		}
+	}
+
+	private void refreshUI() {
+		long currentTime = System.currentTimeMillis();
+		if ((currentTime - lastRefreshTime) > UI_REFRESH_TIME_MS) {
+			lastRefreshTime = currentTime;
+			publishProgress();
+		}
+	}
+}

OsmAnd/src/net/osmand/plus/settings/datastorage/task/ReloadDataTask.java

@@ -0,0 +1,50 @@
+package net.osmand.plus.settings.datastorage.task;
+
+import android.app.ProgressDialog;
+import android.content.Context;
+import android.os.AsyncTask;
+
+import net.osmand.plus.OsmandApplication;
+import net.osmand.plus.ProgressImplementation;
+import net.osmand.plus.R;
+
+import java.lang.ref.WeakReference;
+import java.util.ArrayList;
+
+public class ReloadDataTask extends AsyncTask<Void, Void, Boolean> {
+	private WeakReference<Context> ctx;
+	protected ProgressImplementation progress;
+	private OsmandApplication app;
+
+	public ReloadDataTask(Context ctx, OsmandApplication app) {
+		this.ctx = new WeakReference<>(ctx);
+		this.app = app;
+	}
+
+	@Override
+	protected void onPreExecute() {
+		Context c = ctx.get();
+		if (c == null) {
+			return;
+		}
+		progress = ProgressImplementation.createProgressDialog(c, c.getString(R.string.loading_data),
+				c.getString(R.string.loading_data), ProgressDialog.STYLE_HORIZONTAL);
+	}
+
+	@Override
+	protected void onPostExecute(Boolean result) {
+		try {
+			if (progress.getDialog().isShowing()) {
+				progress.getDialog().dismiss();
+			}
+		} catch (Exception e) {
+			//ignored
+		}
+	}
+
+	@Override
+	protected Boolean doInBackground(Void... params) {
+		app.getResourceManager().reloadIndexes(progress, new ArrayList<String>());
+		return true;
+	}
+}

OsmAnd/src/net/osmand/plus/settings/fragments/BaseSettingsFragment.java

@@ -73,6 +73,7 @@ import net.osmand.plus.settings.bottomsheets.ChangeGeneralProfilesPrefBottomShee
 import net.osmand.plus.settings.bottomsheets.EditTextPreferenceBottomSheet;
 import net.osmand.plus.settings.bottomsheets.MultiSelectPreferencesBottomSheet;
 import net.osmand.plus.settings.bottomsheets.SingleSelectPreferenceBottomSheet;
+import net.osmand.plus.settings.datastorage.DataStorageFragment;
 import net.osmand.plus.settings.preferences.ListPreferenceEx;
 import net.osmand.plus.settings.preferences.MultiSelectBooleanPreference;
 import net.osmand.plus.settings.preferences.SwitchPreferenceEx;

OsmAnd/src/net/osmand/plus/settings/fragments/DataStorageHelper.java

@@ -1,485 +0,0 @@
-package net.osmand.plus.settings.fragments;
-
-import android.os.AsyncTask;
-import android.os.Build;
-
-import net.osmand.IndexConstants;
-import net.osmand.ValueHolder;
-import net.osmand.plus.OsmandApplication;
-import net.osmand.plus.settings.backend.OsmandSettings;
-import net.osmand.plus.R;
-
-import java.io.File;
-import java.text.DecimalFormat;
-import java.util.ArrayList;
-
-import static net.osmand.plus.settings.fragments.DataStorageFragment.UI_REFRESH_TIME_MS;
-import static net.osmand.plus.settings.fragments.DataStorageMemoryItem.Directory;
-import static net.osmand.plus.settings.fragments.DataStorageMemoryItem.EXTENSIONS;
-import static net.osmand.plus.settings.fragments.DataStorageMemoryItem.PREFIX;
-
-public class DataStorageHelper {
-	public final static String INTERNAL_STORAGE = "internal_storage";
-	public final static String EXTERNAL_STORAGE = "external_storage";
-	public final static String SHARED_STORAGE = "shared_storage";
-	public final static String MULTIUSER_STORAGE = "multiuser_storage";
-	public final static String MANUALLY_SPECIFIED = "manually_specified";
-
-	public final static String MAPS_MEMORY = "maps_memory_used";
-	public final static String SRTM_AND_HILLSHADE_MEMORY = "contour_lines_and_hillshade_memory";
-	public final static String TRACKS_MEMORY = "tracks_memory_used";
-	public final static String NOTES_MEMORY = "notes_memory_used";
-	public final static String TILES_MEMORY = "tiles_memory_used";
-	public final static String OTHER_MEMORY = "other_memory_used";
-
-	private ArrayList<DataStorageMenuItem> menuItems = new ArrayList<>();
-	private DataStorageMenuItem currentDataStorage;
-	private DataStorageMenuItem manuallySpecified;
-
-	private ArrayList<DataStorageMemoryItem> memoryItems = new ArrayList<>();
-	private DataStorageMemoryItem mapsMemory;
-	private DataStorageMemoryItem srtmAndHillshadeMemory;
-	private DataStorageMemoryItem tracksMemory;
-	private DataStorageMemoryItem notesMemory;
-	private DataStorageMemoryItem tilesMemory;
-	private DataStorageMemoryItem otherMemory;
-
-	private int currentStorageType;
-	private String currentStoragePath;
-
-	public DataStorageHelper(OsmandApplication app) {
-		prepareData(app);
-	}
-
-	private void prepareData(OsmandApplication app) {
-
-		if (app == null) {
-			return;
-		}
-
-		OsmandSettings settings = app.getSettings();
-
-		if (settings.getExternalStorageDirectoryTypeV19() >= 0) {
-			currentStorageType = settings.getExternalStorageDirectoryTypeV19();
-		} else {
-			ValueHolder<Integer> vh = new ValueHolder<Integer>();
-			if (vh.value != null && vh.value >= 0) {
-				currentStorageType = vh.value;
-			} else {
-				currentStorageType = 0;
-			}
-		}
-		currentStoragePath = settings.getExternalStorageDirectory().getAbsolutePath();
-
-		String path;
-		File dir;
-		int iconId;
-
-		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
-
-			//internal storage
-			path = settings.getInternalAppPath().getAbsolutePath();
-			dir = new File(path);
-			iconId = R.drawable.ic_action_phone;
-
-			DataStorageMenuItem internalStorageItem = DataStorageMenuItem.builder()
-					.setKey(INTERNAL_STORAGE)
-					.setTitle(app.getString(R.string.storage_directory_internal_app))
-					.setDirectory(path)
-					.setDescription(app.getString(R.string.internal_app_storage_description))
-					.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_INTERNAL_FILE)
-					.setIconResId(iconId)
-					.createItem();
-			addItem(internalStorageItem);
-
-			//shared_storage
-			dir = settings.getDefaultInternalStorage();
-			path = dir.getAbsolutePath();
-			iconId = R.drawable.ic_action_phone;
-
-			DataStorageMenuItem sharedStorageItem = DataStorageMenuItem.builder()
-					.setKey(SHARED_STORAGE)
-					.setTitle(app.getString(R.string.storage_directory_shared))
-					.setDirectory(path)
-					.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_DEFAULT)
-					.setIconResId(iconId)
-					.createItem();
-			addItem(sharedStorageItem);
-
-			//external storage
-			File[] externals = app.getExternalFilesDirs(null);
-			if (externals != null) {
-				int i = 0;
-				for (File external : externals) {
-					if (external != null) {
-						++i;
-						dir = external;
-						path = dir.getAbsolutePath();
-						iconId = getIconForStorageType(dir);
-						DataStorageMenuItem externalStorageItem = DataStorageMenuItem.builder()
-								.setKey(EXTERNAL_STORAGE + i)
-								.setTitle(app.getString(R.string.storage_directory_external) + " " + i)
-								.setDirectory(path)
-								.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_EXTERNAL_FILE)
-								.setIconResId(iconId)
-								.createItem();
-						addItem(externalStorageItem);
-					}
-				}
-			}
-
-			//multi user storage
-			File[] obbDirs = app.getObbDirs();
-			if (obbDirs != null) {
-				int i = 0;
-				for (File obb : obbDirs) {
-					if (obb != null) {
-						++i;
-						dir = obb;
-						path = dir.getAbsolutePath();
-						iconId = getIconForStorageType(dir);
-						DataStorageMenuItem multiuserStorageItem = DataStorageMenuItem.builder()
-								.setKey(MULTIUSER_STORAGE + i)
-								.setTitle(app.getString(R.string.storage_directory_multiuser) + " " + i)
-								.setDirectory(path)
-								.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_OBB)
-								.setIconResId(iconId)
-								.createItem();
-						addItem(multiuserStorageItem);
-					}
-				}
-			}
-		}
-
-		//manually specified storage
-		manuallySpecified = DataStorageMenuItem.builder()
-				.setKey(MANUALLY_SPECIFIED)
-				.setTitle(app.getString(R.string.storage_directory_manual))
-				.setDirectory(currentStoragePath)
-				.setType(OsmandSettings.EXTERNAL_STORAGE_TYPE_SPECIFIED)
-				.setIconResId(R.drawable.ic_action_folder)
-				.createItem();
-		menuItems.add(manuallySpecified);
-
-		if (currentDataStorage == null) {
-			currentDataStorage = manuallySpecified;
-		}
-
-		initMemoryUsed(app);
-	}
-
-	private void initMemoryUsed(OsmandApplication app) {
-		mapsMemory = DataStorageMemoryItem.builder()
-				.setKey(MAPS_MEMORY)
-				.setExtensions(IndexConstants.BINARY_MAP_INDEX_EXT)
-				.setDirectories(
-						new Directory(app.getAppPath(IndexConstants.MAPS_PATH).getAbsolutePath(), false, EXTENSIONS, false),
-						new Directory(app.getAppPath(IndexConstants.ROADS_INDEX_DIR).getAbsolutePath(), true, EXTENSIONS, false),
-						new Directory(app.getAppPath(IndexConstants.WIKI_INDEX_DIR).getAbsolutePath(), true, EXTENSIONS, false),
-						new Directory(app.getAppPath(IndexConstants.WIKIVOYAGE_INDEX_DIR).getAbsolutePath(), true, EXTENSIONS, false),
-						new Directory(app.getAppPath(IndexConstants.BACKUP_INDEX_DIR).getAbsolutePath(), true, EXTENSIONS, false))
-				.createItem();
-		memoryItems.add(mapsMemory);
-
-		srtmAndHillshadeMemory = DataStorageMemoryItem.builder()
-				.setKey(SRTM_AND_HILLSHADE_MEMORY)
-				.setExtensions(IndexConstants.BINARY_SRTM_MAP_INDEX_EXT)
-				.setDirectories(
-						new Directory(app.getAppPath(IndexConstants.SRTM_INDEX_DIR).getAbsolutePath(), true, EXTENSIONS, false),
-						new Directory(app.getAppPath(IndexConstants.TILES_INDEX_DIR).getAbsolutePath(), false, PREFIX, true))
-				.setPrefixes("Hillshade")
-				.createItem();
-		memoryItems.add(srtmAndHillshadeMemory);
-
-		tracksMemory = DataStorageMemoryItem.builder()
-				.setKey(TRACKS_MEMORY)
-//				.setExtensions(IndexConstants.GPX_FILE_EXT, ".gpx.bz2")
-				.setDirectories(
-						new Directory(app.getAppPath(IndexConstants.GPX_INDEX_DIR).getAbsolutePath(), true, EXTENSIONS, false))
-				.createItem();
-		memoryItems.add(tracksMemory);
-
-		notesMemory = DataStorageMemoryItem.builder()
-				.setKey(NOTES_MEMORY)
-//				.setExtensions("")
-				.setDirectories(
-						new Directory(app.getAppPath(IndexConstants.AV_INDEX_DIR).getAbsolutePath(), true, EXTENSIONS, false))
-				.createItem();
-		memoryItems.add(notesMemory);
-
-		tilesMemory = DataStorageMemoryItem.builder()
-				.setKey(TILES_MEMORY)
-//				.setExtensions("")
-				.setDirectories(
-						new Directory(app.getAppPath(IndexConstants.TILES_INDEX_DIR).getAbsolutePath(), true, EXTENSIONS, false))
-				.createItem();
-		memoryItems.add(tilesMemory);
-
-		otherMemory = DataStorageMemoryItem.builder()
-				.setKey(OTHER_MEMORY)
-				.createItem();
-		memoryItems.add(otherMemory);
-	}
-
-	public ArrayList<DataStorageMenuItem> getStorageItems() {
-		return menuItems;
-	}
-
-	private int getIconForStorageType(File dir) {
-		return R.drawable.ic_action_folder;
-	}
-
-	public DataStorageMenuItem getCurrentStorage() {
-		return currentDataStorage;
-	}
-
-	private void addItem(DataStorageMenuItem item) {
-		if (currentStorageType == item.getType() && currentStoragePath.equals(item.getDirectory())) {
-			currentDataStorage = item;
-		}
-		menuItems.add(item);
-	}
-
-	public DataStorageMenuItem getManuallySpecified() {
-		return manuallySpecified;
-	}
-
-	public DataStorageMenuItem getStorage(String key) {
-		if (menuItems != null && key != null) {
-			for (DataStorageMenuItem menuItem : menuItems) {
-				if (key.equals(menuItem.getKey())) {
-					return menuItem;
-				}
-			}
-		}
-		return null;
-	}
-
-	public int getCurrentType() {
-		return currentStorageType;
-	}
-
-	public String getCurrentPath() {
-		return currentStoragePath;
-	}
-
-	public ArrayList<DataStorageMemoryItem> getMemoryInfoItems() {
-		return memoryItems;
-	}
-
-	public RefreshMemoryUsedInfo calculateMemoryUsedInfo(UpdateMemoryInfoUIAdapter listener) {
-		File rootDir = new File(currentStoragePath);
-		RefreshMemoryUsedInfo task = new RefreshMemoryUsedInfo(listener, otherMemory, rootDir, null, null, OTHER_MEMORY);
-		task.execute(mapsMemory, srtmAndHillshadeMemory, tracksMemory, notesMemory);
-		return task;
-	}
-
-	public RefreshMemoryUsedInfo calculateTilesMemoryUsed(UpdateMemoryInfoUIAdapter listener) {
-		File rootDir = new File(tilesMemory.getDirectories()[0].getAbsolutePath());
-		RefreshMemoryUsedInfo task = new RefreshMemoryUsedInfo(listener, otherMemory, rootDir, null, srtmAndHillshadeMemory.getPrefixes(), TILES_MEMORY);
-		task.execute(tilesMemory);
-		return task;
-	}
-
-	public static class RefreshMemoryUsedInfo extends AsyncTask<DataStorageMemoryItem, Void, Void> {
-		private UpdateMemoryInfoUIAdapter listener;
-		private File rootDir;
-		private DataStorageMemoryItem otherMemory;
-		private String[] directoriesToAvoid;
-		private String[] prefixesToAvoid;
-		private String taskKey;
-		private long lastRefreshTime;
-
-		public RefreshMemoryUsedInfo(UpdateMemoryInfoUIAdapter listener, DataStorageMemoryItem otherMemory, File rootDir, String[] directoriesToAvoid, String[] prefixesToAvoid, String taskKey) {
-			this.listener = listener;
-			this.otherMemory = otherMemory;
-			this.rootDir = rootDir;
-			this.directoriesToAvoid = directoriesToAvoid;
-			this.prefixesToAvoid = prefixesToAvoid;
-			this.taskKey = taskKey;
-		}
-
-		@Override
-		protected Void doInBackground(DataStorageMemoryItem... items) {
-			lastRefreshTime = System.currentTimeMillis();
-			if (rootDir.canRead()) {
-				calculateMultiTypes(rootDir, items);
-			}
-			return null;
-		}
-
-		private void calculateMultiTypes(File rootDir, DataStorageMemoryItem... items) {
-			File[] subFiles = rootDir.listFiles();
-
-			for (File file : subFiles) {
-				if (isCancelled()) {
-					break;
-				}
-				nextFile : {
-					if (file.isDirectory()) {
-						//check current directory should be avoid
-						if (directoriesToAvoid != null) {
-							for (String directoryToAvoid : directoriesToAvoid) {
-								if (file.getAbsolutePath().equals(directoryToAvoid)) {
-									break nextFile;
-								}
-							}
-						}
-						//check current directory matched items type
-						for (DataStorageMemoryItem item : items) {
-							Directory[] directories = item.getDirectories();
-							if (directories == null) {
-								continue;
-							}
-							for (Directory dir : directories) {
-								if (file.getAbsolutePath().equals(dir.getAbsolutePath())
-										|| (file.getAbsolutePath().startsWith(dir.getAbsolutePath()))) {
-									if (dir.isGoDeeper()) {
-										calculateMultiTypes(file, items);
-										break nextFile;
-									} else if (dir.isSkipOther()) {
-										break nextFile;
-									}
-								}
-							}
-						}
-						//current directory did not match to any type
-						otherMemory.addBytes(getDirectorySize(file));
-					} else if (file.isFile()) {
-						//check current file should be avoid
-						if (prefixesToAvoid != null) {
-							for (String prefixToAvoid : prefixesToAvoid) {
-								if (file.getName().toLowerCase().startsWith(prefixToAvoid.toLowerCase())) {
-									break nextFile;
-								}
-							}
-						}
-						//check current file matched items type
-						for (DataStorageMemoryItem item : items) {
-							Directory[] directories = item.getDirectories();
-							if (directories == null) {
-								continue;
-							}
-							for (Directory dir : directories) {
-								if (rootDir.getAbsolutePath().equals(dir.getAbsolutePath())
-										|| (rootDir.getAbsolutePath().startsWith(dir.getAbsolutePath()) && dir.isGoDeeper())) {
-									int checkingType = dir.getCheckingType();
-									switch (checkingType) {
-										case EXTENSIONS : {
-											String[] extensions = item.getExtensions();
-											if (extensions != null) {
-												for (String extension : extensions) {
-													if (file.getAbsolutePath().endsWith(extension)) {
-														item.addBytes(file.length());
-														break nextFile;
-													}
-												}
-											} else {
-												item.addBytes(file.length());
-												break nextFile;
-											}
-											break ;
-										}
-										case PREFIX : {
-											String[] prefixes = item.getPrefixes();
-											if (prefixes != null) {
-												for (String prefix : prefixes) {
-													if (file.getName().toLowerCase().startsWith(prefix.toLowerCase())) {
-														item.addBytes(file.length());
-														break nextFile;
-													}
-												}
-											} else {
-												item.addBytes(file.length());
-												break nextFile;
-											}
-											break ;
-										}
-									}
-									if (dir.isSkipOther()) {
-										break nextFile;
-									}
-								}
-							}
-						}
-						//current file did not match any type
-						otherMemory.addBytes(file.length());
-					}
-				}
-				refreshUI();
-			}
-		}
-
-		private long getDirectorySize(File dir) {
-			long bytes = 0;
-			if (dir.isDirectory()) {
-				File[] files = dir.listFiles();
-				for (File file : files) {
-					if (isCancelled()) {
-						break;
-					}
-					if (file.isDirectory()) {
-						bytes += getDirectorySize(file);
-					} else if (file.isFile()) {
-						bytes += file.length();
-					}
-				}
-			}
-			return bytes;
-		}
-
-		@Override
-		protected void onProgressUpdate(Void... values) {
-			super.onProgressUpdate(values);
-			if (listener != null) {
-				listener.onMemoryInfoUpdate();
-			}
-		}
-
-		@Override
-		protected void onPostExecute(Void aVoid) {
-			super.onPostExecute(aVoid);
-			if (listener != null) {
-				listener.onFinishUpdating(taskKey);
-			}
-		}
-		
-		private void refreshUI() {
-			long currentTime = System.currentTimeMillis();
-			if ((currentTime - lastRefreshTime) > UI_REFRESH_TIME_MS) {
-				lastRefreshTime = currentTime;
-				publishProgress();
-			}
-		}
-	}
-
-	public long getTotalUsedBytes() {
-		long total = 0;
-		if (memoryItems != null && memoryItems.size() > 0) {
-			for (DataStorageMemoryItem mi : memoryItems) {
-				total += mi.getUsedMemoryBytes();
-			}
-			return total;
-		}
-		return -1;
-	}
-
-	public static String getFormattedMemoryInfo(long bytes, String[] formatStrings) {
-		int type = 0;
-		double memory = (double) bytes / 1024;
-		while (memory > 1024 && type < formatStrings.length) {
-			++type;
-			memory = memory / 1024;
-		}
-		String formattedUsed = new DecimalFormat("#.##").format(memory);
-		return String.format(formatStrings[type], formattedUsed);
-	}
-
-	public interface UpdateMemoryInfoUIAdapter {
-
-		void onMemoryInfoUpdate();
-		
-		void onFinishUpdating(String taskKey);
-
-	}
-}

OsmAnd/src/net/osmand/plus/settings/fragments/GlobalSettingsFragment.java

@@ -22,6 +22,8 @@ import net.osmand.plus.profiles.SelectProfileBottomSheet.DialogMode;
 import net.osmand.plus.profiles.SelectProfileBottomSheet.OnSelectProfileCallback;
 import net.osmand.plus.settings.backend.ApplicationMode;
 import net.osmand.plus.settings.backend.OsmandSettings;
+import net.osmand.plus.settings.datastorage.DataStorageHelper;
+import net.osmand.plus.settings.datastorage.item.StorageItem;
 import net.osmand.plus.settings.preferences.ListPreferenceEx;
 import net.osmand.plus.settings.preferences.SwitchPreferenceEx;
 
@@ -181,7 +183,7 @@ public class GlobalSettingsFragment extends BaseSettingsFragment
 		externalStorageDir.setIcon(getActiveIcon(R.drawable.ic_action_folder));
 
 		DataStorageHelper holder = new DataStorageHelper(app);
-		DataStorageMenuItem currentStorage = holder.getCurrentStorage();
+		StorageItem currentStorage = holder.getCurrentStorage();
 		long totalUsed = app.getSettings().OSMAND_USAGE_SPACE.get();
 		if (totalUsed > 0) {
 			String[] usedMemoryFormats = new String[] {