Fixed import/export message to show Storage Access Framework selected path.

src/main/java/de/dennisguse/opentracks/fragments/FileTypeDialogFragment.java

@@ -31,7 +31,6 @@ import java.util.Locale;
 
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.io.file.TrackFileFormat;
-import de.dennisguse.opentracks.util.FileUtils;
 
 /**
  * A DialogFragment to select a file type, gpx, kml, etc.
@@ -73,7 +72,7 @@ public class FileTypeDialogFragment extends DialogFragment {
         for (int i = 0; i < choices.length; i++) {
             TrackFileFormat trackFileFormat = trackFileFormats[i];
             String trackFileFormatUpperCase = trackFileFormat.getExtension().toUpperCase(Locale.US); //ASCII upper case
-            choices[i] = getString(optionId, trackFileFormatUpperCase, FileUtils.getPathDisplayName(trackFileFormat.getExtension()));
+            choices[i] = getString(optionId, trackFileFormatUpperCase);
         }
         return new AlertDialog.Builder(getActivity())
                 .setNegativeButton(R.string.generic_cancel, new OnClickListener() {

src/main/java/de/dennisguse/opentracks/io/file/exporter/ExportActivity.java

@@ -93,7 +93,7 @@ public class ExportActivity extends FragmentActivity implements FileTypeDialogFr
             exportDirectory = pickedDirectory.createDirectory(FileUtils.EXPORT_DIR);
         }
 
-        directoryDisplayName = FileUtils.getPathDisplayName(trackFileFormat.getExtension());
+        directoryDisplayName = FileUtils.getPath(exportDirectory);
         exportAsyncTask = new ExportAsyncTask(this, trackFileFormat, exportDirectory);
         exportAsyncTask.execute();
     }
@@ -132,8 +132,7 @@ public class ExportActivity extends FragmentActivity implements FileTypeDialogFr
                 } else {
                     iconId = R.drawable.ic_dialog_error_24dp;
                     titleId = R.string.generic_error_title;
-                    message = getString(R.string.export_external_storage_error, processedTrackCount, totalTracks,
-                            directoryDisplayName);
+                    message = getString(R.string.export_external_storage_error, processedTrackCount, totalTracks, directoryDisplayName);
                 }
                 AlertDialog.Builder builder = new AlertDialog.Builder(this).setCancelable(true)
                         .setIcon(iconId).setMessage(message)

src/main/java/de/dennisguse/opentracks/io/file/importer/ImportActivity.java

@@ -91,7 +91,7 @@ public class ImportActivity extends FragmentActivity implements FileTypeDialogFr
     public void onFileTypeDone(TrackFileFormat trackFileFormat) {
         DocumentFile pickedDirectory = DocumentFile.fromTreeUri(this, directoryUri);
 
-        directoryDisplayName = FileUtils.getPathDisplayName(trackFileFormat.getExtension());
+        directoryDisplayName = FileUtils.getPath(pickedDirectory);
 
         importAsyncTask = new ImportAsyncTask(this, trackFileFormat, pickedDirectory);
         importAsyncTask.execute();

src/main/java/de/dennisguse/opentracks/util/FileUtils.java

@@ -20,6 +20,8 @@ import android.content.Intent;
 import android.net.Uri;
 import android.os.Environment;
 
+import androidx.documentfile.provider.DocumentFile;
+
 import java.io.File;
 
 import de.dennisguse.opentracks.BuildConfig;
@@ -57,20 +59,15 @@ public class FileUtils {
         return photoDirectory;
     }
 
-    /**
-     * Gets the display name for a path on the external storage.
-     *
-     * @param components the components
-     */
-    public static String getPathDisplayName(String... components) {
-        StringBuilder dirNameBuilder = new StringBuilder();
-        dirNameBuilder.append(File.separatorChar);
-        dirNameBuilder.append(EXPORT_DIR);
-        for (String component : components) {
-            dirNameBuilder.append(File.separatorChar);
-            dirNameBuilder.append(component);
+
+    public static String getPath(DocumentFile file) {
+        if (file == null) {
+            return "";
         }
-        return dirNameBuilder.toString();
+        if (file.getParentFile() == null) {
+            return file.getName();
+        }
+        return getPath(file.getParentFile()) + File.pathSeparatorChar + file.getName();
     }
 
     /**