/**
* Build a simple {@link SelectionBuilder} to match the requested {@link Uri}. This is usually
* enough to support {@link #insert}, {@link #update}, and {@link #delete} operations.
*/
private SelectionBuilder buildSimpleSelection(Uri uri) {
final SelectionBuilder builder = new SelectionBuilder();
final int match = getUriMatcher().match(uri);
switch (match) {
case FAVORITES_ID:
{
final String favoriteId = Favorites.getFavoriteId(uri);
return builder.table(Tables.FAVORITES).where(Favorites._ID + "=?", favoriteId);
}
case RESOURCES_ID:
{
final String resourceId = Resources.getResourceId(uri);
return builder.table(Tables.RESOURCES).where(Resources._ID + "=?", resourceId);
}
case DOWNLOADS_ID:
{
final String downloadId = Downloads.getDownloadId(uri);
return builder.table(Tables.DOWNLOADS).where(Downloads._ID + "=?", downloadId);
}
case DOWNLOADS:
{
return builder.table(Tables.DOWNLOADS);
}
case RESOURCES:
{
return builder.table(Tables.RESOURCES);
}
default:
{
throw new UnsupportedOperationException("Unknown uri( " + match + "): " + uri);
}
}
}
private void deleteResourceSideEffect(Uri resourceUri) {
Log.v("deleteResourceSideEffect(uri=" + resourceUri + ")");
// delete download row correspondong to this content
Cursor cursor =
query(
resourceUri,
new String[] {
Resources._ID,
Resources.DOWNLOAD_ID,
Resources.DIRECTORY,
Resources.FILENAME,
Resources.CONTENT
},
null,
null,
null);
if (!cursor.moveToFirst()) {
Log.e("deleteResourceSideEffect: cursor empty error");
return;
}
String downloadId = cursor.getString(cursor.getColumnIndex(Resources.DOWNLOAD_ID));
Uri downloadUri = Downloads.buildDownloadUri(downloadId);
delete(downloadUri, null, null);
getContext().getContentResolver().notifyChange(downloadUri, null);
// delete video file associated with resource
String filename = cursor.getString(cursor.getColumnIndex(Resources.FILENAME));
String dir = cursor.getString(cursor.getColumnIndex(Resources.DIRECTORY));
deleteVideo(directorySwitch(dir), filename);
if (VizUtils.isPublicDir(dir)) {
removeFromMediaStore(VizUtils.getPublicVideoFilename(filename));
}
deleteThumbnail(VizContract.PATH_THUMBNAILS, filename + THUMBNAIL_EXT);
cursor.close();
}
/** {@inheritDoc} */
@Override
public Uri insert(Uri uri, ContentValues values) {
Log.v("insert(uri=" + uri + ", values=[" + values.toString() + "])");
final SQLiteDatabase db = mOpenHelper.getWritableDatabase();
final int match = getUriMatcher().match(uri);
long id = 0;
switch (match) {
case FAVORITES:
{
synchronized (mutex) {
id = db.insertOrThrow(Tables.FAVORITES, null, values);
}
getContext().getContentResolver().notifyChange(uri, null);
return Favorites.buildFavoriteUri(String.valueOf(id));
}
case RESOURCES:
case RESOURCES_ID:
{
try {
addDefaultThumbnail(values);
calculateDuration(values);
} catch (Exception e) {
Log.w("Exception thrown creating thumbnail");
e.printStackTrace();
}
try {
informMediaScanner(values);
} catch (IOException e) {
}
values.put(Resources.TIMESTAMP, String.valueOf(System.currentTimeMillis()));
synchronized (mutex) {
id = db.insertOrThrow(Tables.RESOURCES, null, values);
}
Uri resourceUri = Resources.buildResourceUri(String.valueOf(id));
try {
createThumbnail(values);
getContext().getContentResolver().update(resourceUri, values, null, null);
} catch (IOException e) {
Log.w("Error creating thumbnail");
}
getContext().getContentResolver().notifyChange(uri, null);
return resourceUri;
}
case DOWNLOADS:
{
values.put(Downloads.STATUS, Downloads.Status.INPROGRESS.valueOf());
values.put(Downloads.TIMESTAMP, String.valueOf(System.currentTimeMillis()));
values.put(Downloads.MAX_PROGRESS, Downloads.PROGRESS_MAX_NUM);
synchronized (mutex) {
id = db.insertOrThrow(Tables.DOWNLOADS, null, values);
}
getContext().getContentResolver().notifyChange(uri, null);
return Downloads.buildDownloadUri(String.valueOf(id));
}
default:
{
throw new UnsupportedOperationException("Unknown uri(" + match + "): " + uri);
}
}
}
