Move CursorLoader to ContentProviderUtils.

This commit is contained in:
Dennis Guse
2020-08-23 00:06:42 +02:00
parent 17d2755844
commit c610758ae1
7 changed files with 39 additions and 31 deletions
@@ -360,17 +360,17 @@ public class CustomContentProviderUtilsTest {
}
/**
* Tests the method {@link ContentProviderUtils#getAllTracks()}
* Tests the method {@link ContentProviderUtils#getTracks()}
*/
@Test
public void testGetAllTracks() {
// given
int initialTrackNumber = contentProviderUtils.getAllTracks().size();
int initialTrackNumber = contentProviderUtils.getTracks().size();
Track.Id trackId = new Track.Id(System.currentTimeMillis());
contentProviderUtils.insertTrack(TestDataUtil.createTrack(trackId));
// when
List<Track> allTracks = contentProviderUtils.getAllTracks();
List<Track> allTracks = contentProviderUtils.getTracks();
// then
Assert.assertEquals(initialTrackNumber + 1, allTracks.size());
@@ -134,7 +134,7 @@ public class TrackRecordingServiceTest {
@Test
public void testRecording_noTracks() throws Exception {
// given
List<Track> tracks = contentProviderUtils.getAllTracks();
List<Track> tracks = contentProviderUtils.getTracks();
Assert.assertTrue(tracks.isEmpty());
// when
@@ -187,7 +187,7 @@ public class TrackRecordingServiceTestLooper {
@MediumTest
@Test
public void testIntegration_completeRecordingSession() throws TimeoutException {
List<Track> tracks = contentProviderUtils.getAllTracks();
List<Track> tracks = contentProviderUtils.getTracks();
Assert.assertTrue(tracks.isEmpty());
fullRecordingSession();
}
@@ -32,7 +32,6 @@ import androidx.annotation.NonNull;
import androidx.cursoradapter.widget.ResourceCursorAdapter;
import androidx.loader.app.LoaderManager;
import androidx.loader.app.LoaderManager.LoaderCallbacks;
import androidx.loader.content.CursorLoader;
import androidx.loader.content.Loader;
import de.dennisguse.opentracks.content.data.Track;
@@ -58,11 +57,6 @@ public class MarkerListActivity extends AbstractActivity implements DeleteMarker
private static final String TAG = MarkerListActivity.class.getSimpleName();
private static final String[] PROJECTION = new String[]{WaypointsColumns._ID,
WaypointsColumns.NAME, WaypointsColumns.DESCRIPTION, WaypointsColumns.CATEGORY,
WaypointsColumns.TIME, WaypointsColumns.PHOTOURL,
WaypointsColumns.LATITUDE, WaypointsColumns.LONGITUDE};
private ContentProviderUtils contentProviderUtils;
private SharedPreferences sharedPreferences;
@@ -164,14 +158,7 @@ public class MarkerListActivity extends AbstractActivity implements DeleteMarker
@NonNull
@Override
public Loader<Cursor> onCreateLoader(int arg0, Bundle arg1) {
if (track != null) {
return new CursorLoader(MarkerListActivity.this, WaypointsColumns.CONTENT_URI, PROJECTION,
WaypointsColumns.TRACKID + "=?",
new String[]{String.valueOf(track.getId().getId())}, null);
} else {
return new CursorLoader(MarkerListActivity.this, WaypointsColumns.CONTENT_URI, PROJECTION,
null, null, null);
}
return ContentProviderUtils.getWaypointsLoader(MarkerListActivity.this, track != null ? track.getId() : null);
}
@Override
@@ -43,7 +43,6 @@ import androidx.core.app.ActivityCompat;
import androidx.cursoradapter.widget.ResourceCursorAdapter;
import androidx.loader.app.LoaderManager;
import androidx.loader.app.LoaderManager.LoaderCallbacks;
import androidx.loader.content.CursorLoader;
import androidx.loader.content.Loader;
import de.dennisguse.opentracks.content.data.Track;
@@ -61,7 +60,6 @@ import de.dennisguse.opentracks.util.ListItemUtils;
import de.dennisguse.opentracks.util.PreferencesUtils;
import de.dennisguse.opentracks.util.StringUtils;
import de.dennisguse.opentracks.util.TrackIconUtils;
import de.dennisguse.opentracks.util.TrackUtils;
/**
* An activity displaying a list of tracks.
@@ -72,10 +70,6 @@ public class TrackListActivity extends AbstractListActivity implements ConfirmDe
private static final String TAG = TrackListActivity.class.getSimpleName();
private static final String[] PROJECTION = new String[]{TracksColumns._ID, TracksColumns.NAME,
TracksColumns.DESCRIPTION, TracksColumns.CATEGORY, TracksColumns.STARTTIME,
TracksColumns.TOTALDISTANCE, TracksColumns.TOTALTIME, TracksColumns.ICON};
// The following are set in onCreate
private ContentProviderUtils contentProviderUtils;
private SharedPreferences sharedPreferences;
@@ -88,8 +82,7 @@ public class TrackListActivity extends AbstractListActivity implements ConfirmDe
private final LoaderCallbacks<Cursor> loaderCallbacks = new LoaderCallbacks<Cursor>() {
@Override
public Loader<Cursor> onCreateLoader(int arg0, Bundle arg1) {
return new CursorLoader(TrackListActivity.this, TracksColumns.CONTENT_URI, PROJECTION, null,
null, TrackUtils.TRACK_SORT_ORDER);
return ContentProviderUtils.getTracksCursorLoader(TrackListActivity.this);
}
@Override
@@ -126,8 +119,7 @@ public class TrackListActivity extends AbstractListActivity implements ConfirmDe
private boolean recordingTrackPaused;
private final OnSharedPreferenceChangeListener
sharedPreferenceChangeListener = new OnSharedPreferenceChangeListener() {
private final OnSharedPreferenceChangeListener sharedPreferenceChangeListener = new OnSharedPreferenceChangeListener() {
@Override
public void onSharedPreferenceChanged(SharedPreferences preferences, String key) {
if (PreferencesUtils.isKey(TrackListActivity.this, R.string.stats_units_key, key)) {
@@ -28,6 +28,8 @@ import android.util.Log;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.VisibleForTesting;
import androidx.loader.content.CursorLoader;
import androidx.loader.content.Loader;
import java.io.File;
import java.util.ArrayList;
@@ -46,6 +48,7 @@ import de.dennisguse.opentracks.content.data.Waypoint;
import de.dennisguse.opentracks.content.data.WaypointsColumns;
import de.dennisguse.opentracks.stats.TrackStatistics;
import de.dennisguse.opentracks.util.FileUtils;
import de.dennisguse.opentracks.util.TrackUtils;
import de.dennisguse.opentracks.util.UUIDUtils;
/**
@@ -212,7 +215,7 @@ public class ContentProviderUtils {
}
@VisibleForTesting
public List<Track> getAllTracks() {
public List<Track> getTracks() {
ArrayList<Track> tracks = new ArrayList<>();
try (Cursor cursor = getTrackCursor(null, null, TracksColumns._ID)) {
if (cursor != null && cursor.moveToFirst()) {
@@ -225,6 +228,17 @@ public class ContentProviderUtils {
return tracks;
}
public static Loader<Cursor> getTracksCursorLoader(Context context) {
String[] PROJECTION = new String[]{TracksColumns._ID, TracksColumns.NAME,
TracksColumns.DESCRIPTION, TracksColumns.CATEGORY, TracksColumns.STARTTIME,
TracksColumns.TOTALDISTANCE, TracksColumns.TOTALTIME, TracksColumns.ICON};
return new CursorLoader(context, TracksColumns.CONTENT_URI, PROJECTION, null, null, TrackUtils.TRACK_SORT_ORDER);
}
@Deprecated
//TODO Do not use; rather get the proper TrackId (e.g., resume a track might give you some weird effects).
@VisibleForTesting
public Track getLastTrack() {
try (Cursor cursor = getTrackCursor(null, null, TracksColumns.STARTTIME + " DESC")) {
// Using the same order as shown in the track list
@@ -489,6 +503,21 @@ public class ContentProviderUtils {
return waypoints;
}
public static Loader<Cursor> getWaypointsLoader(Context context, @Nullable Track.Id trackId) {
final String[] PROJECTION = new String[]{WaypointsColumns._ID,
WaypointsColumns.NAME, WaypointsColumns.DESCRIPTION, WaypointsColumns.CATEGORY,
WaypointsColumns.TIME, WaypointsColumns.PHOTOURL,
WaypointsColumns.LATITUDE, WaypointsColumns.LONGITUDE};
if (trackId != null) {
return new CursorLoader(context, WaypointsColumns.CONTENT_URI, PROJECTION,
WaypointsColumns.TRACKID + "=?",
new String[]{String.valueOf(trackId.getId())}, null);
} else {
return new CursorLoader(context, WaypointsColumns.CONTENT_URI, PROJECTION, null, null, null);
}
}
/**
* Gets the number of waypoints for a track.
*
@@ -31,7 +31,7 @@ public class AggregatedStatisticsModel extends AndroidViewModel {
private void loadAggregatedStats() {
new Thread(() -> {
ContentProviderUtils contentProviderUtils = new ContentProviderUtils(getApplication().getApplicationContext());
List<Track> tracks = contentProviderUtils.getAllTracks();
List<Track> tracks = contentProviderUtils.getTracks();
AggregatedStatistics aggregatedStatistics = new AggregatedStatistics();
aggregatedStatistics.aggregate(tracks);