/**
* 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 createThumbnail(ContentValues map) throws IOException {
File videoFile = fileFromResourceMap(map);
Log.d("Creating thumbnail from video file " + videoFile.toString());
Bitmap bitmap =
ThumbnailUtils.createVideoThumbnail(
videoFile.toString(), MediaStore.Video.Thumbnails.MINI_KIND);
if (bitmap == null) {
Log.w("Error creating thumbnail");
return;
}
String filename = (String) map.get(Resources.FILENAME);
if (TextUtils.isEmpty(filename)) {
throw new IOException("Must specify FILENAME when inserting Resource");
}
Uri thumbnailUri = Resources.buildThumbnailUri(filename + THUMBNAIL_EXT);
OutputStream ostream;
try {
ostream = getContext().getContentResolver().openOutputStream(thumbnailUri);
} catch (FileNotFoundException e) {
Log.d("Could not open output stream for thumbnail storage: " + e.getLocalizedMessage());
return;
}
bitmap.compress(Bitmap.CompressFormat.JPEG, 100, ostream);
ostream.flush();
IOUtilities.closeStream(ostream);
map.put(Resources.THUMBNAIL, thumbnailUri.toString());
}
/** {@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);
}
}
}
