/*
This file is part of Libresonic.
Libresonic is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Libresonic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Libresonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2016 (C) Libresonic Authors
Based upon Subsonic, Copyright 2009 (C) Sindre Mehus
*/
package org.libresonic.player.dao;
import org.apache.commons.lang.StringUtils;
import org.libresonic.player.domain.Genre;
import org.libresonic.player.domain.MediaFile;
import org.libresonic.player.domain.MusicFolder;
import org.libresonic.player.domain.RandomSearchCriteria;
import org.libresonic.player.util.Util;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.transaction.annotation.Transactional;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.*;
import static org.libresonic.player.domain.MediaFile.MediaType;
import static org.libresonic.player.domain.MediaFile.MediaType.*;
/**
* Provides database services for media files.
*
* @author Sindre Mehus
*/
public class MediaFileDao extends AbstractDao {
private static final Logger logger = LoggerFactory.getLogger(MediaFileDao.class);
private static final String INSERT_COLUMNS = "path, folder, type, format, title, album, artist, album_artist, disc_number, " +
"track_number, year, genre, bit_rate, variable_bit_rate, duration_seconds, file_size, width, height, cover_art_path, " +
"parent_path, play_count, last_played, comment, created, changed, last_scanned, children_last_updated, present, version";
private static final String QUERY_COLUMNS = "id, " + INSERT_COLUMNS;
private static final String GENRE_COLUMNS = "name, song_count, album_count";
public static final int VERSION = 4;
private final RowMapper<MediaFile> rowMapper = new MediaFileMapper();
private final RowMapper musicFileInfoRowMapper = new MusicFileInfoMapper();
private final RowMapper genreRowMapper = new GenreMapper();
/**
* Returns the media file for the given path.
*
* @param path The path.
* @return The media file or null.
*/
public MediaFile getMediaFile(String path) {
return queryOne("select " + QUERY_COLUMNS + " from media_file where path=?", rowMapper, path);
}
/**
* Returns the media file for the given ID.
*
* @param id The ID.
* @return The media file or null.
*/
public MediaFile getMediaFile(int id) {
return queryOne("select " + QUERY_COLUMNS + " from media_file where id=?", rowMapper, id);
}
/**
* Returns the media file that are direct children of the given path.
*
* @param path The path.
* @return The list of children.
*/
public List<MediaFile> getChildrenOf(String path) {
return query("select " + QUERY_COLUMNS + " from media_file where parent_path=? and present", rowMapper, path);
}
public List<MediaFile> getFilesInPlaylist(int playlistId) {
return query("select " + prefix(QUERY_COLUMNS, "media_file") + " from playlist_file, media_file where " +
"media_file.id = playlist_file.media_file_id and " +
"playlist_file.playlist_id = ? " +
"order by playlist_file.id", rowMapper, playlistId);
}
public List<MediaFile> getSongsForAlbum(String artist, String album) {
return query("select " + QUERY_COLUMNS + " from media_file where album_artist=? and album=? and present " +
"and type in (?,?,?) order by disc_number, track_number", rowMapper,
artist, album, MUSIC.name(), AUDIOBOOK.name(), PODCAST.name());
}
public List<MediaFile> getVideos(final int count, final int offset, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", VIDEO.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("count", count);
put("offset", offset);
}};
return namedQuery("select " + QUERY_COLUMNS
+ " from media_file where type = :type and present and folder in (:folders) " +
"order by title limit :count offset :offset", rowMapper, args);
}
public MediaFile getArtistByName(final String name, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return null;
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", DIRECTORY.name());
put("name", name);
put("folders", MusicFolder.toPathList(musicFolders));
}};
return namedQueryOne("select " + QUERY_COLUMNS + " from media_file where type = :type and artist = :name " +
"and present and folder in (:folders)", rowMapper, args);
}
/**
* Creates or updates a media file.
*
* @param file The media file to create/update.
*/
@Transactional
public void createOrUpdateMediaFile(MediaFile file) {
logger.trace("Creating/Updating new media file at {}", file.getPath());
String sql = "update media_file set " +
"folder=?," +
"type=?," +
"format=?," +
"title=?," +
"album=?," +
"artist=?," +
"album_artist=?," +
"disc_number=?," +
"track_number=?," +
"year=?," +
"genre=?," +
"bit_rate=?," +
"variable_bit_rate=?," +
"duration_seconds=?," +
"file_size=?," +
"width=?," +
"height=?," +
"cover_art_path=?," +
"parent_path=?," +
"play_count=?," +
"last_played=?," +
"comment=?," +
"changed=?," +
"last_scanned=?," +
"children_last_updated=?," +
"present=?, " +
"version=? " +
"where path=?";
logger.trace("Updating media file {}", Util.debugObject(file));
int n = update(sql,
file.getFolder(), file.getMediaType().name(), file.getFormat(), file.getTitle(), file.getAlbumName(), file.getArtist(),
file.getAlbumArtist(), file.getDiscNumber(), file.getTrackNumber(), file.getYear(), file.getGenre(), file.getBitRate(),
file.isVariableBitRate(), file.getDurationSeconds(), file.getFileSize(), file.getWidth(), file.getHeight(),
file.getCoverArtPath(), file.getParentPath(), file.getPlayCount(), file.getLastPlayed(), file.getComment(),
file.getChanged(), file.getLastScanned(), file.getChildrenLastUpdated(), file.isPresent(), VERSION, file.getPath());
if (n == 0) {
// Copy values from obsolete table music_file_info.
MediaFile musicFileInfo = getMusicFileInfo(file.getPath());
if (musicFileInfo != null) {
file.setComment(musicFileInfo.getComment());
file.setLastPlayed(musicFileInfo.getLastPlayed());
file.setPlayCount(musicFileInfo.getPlayCount());
}
update("insert into media_file (" + INSERT_COLUMNS + ") values (" + questionMarks(INSERT_COLUMNS) + ")",
file.getPath(), file.getFolder(), file.getMediaType().name(), file.getFormat(), file.getTitle(), file.getAlbumName(), file.getArtist(),
file.getAlbumArtist(), file.getDiscNumber(), file.getTrackNumber(), file.getYear(), file.getGenre(), file.getBitRate(),
file.isVariableBitRate(), file.getDurationSeconds(), file.getFileSize(), file.getWidth(), file.getHeight(),
file.getCoverArtPath(), file.getParentPath(), file.getPlayCount(), file.getLastPlayed(), file.getComment(),
file.getCreated(), file.getChanged(), file.getLastScanned(),
file.getChildrenLastUpdated(), file.isPresent(), VERSION);
}
int id = queryForInt("select id from media_file where path=?", null, file.getPath());
file.setId(id);
}
private MediaFile getMusicFileInfo(String path) {
return queryOne("select play_count, last_played, comment from music_file_info where path=?", musicFileInfoRowMapper, path);
}
public void deleteMediaFile(String path) {
update("update media_file set present=false, children_last_updated=? where path=?", new Date(0L), path);
}
public List<Genre> getGenres(boolean sortByAlbum) {
String orderBy = sortByAlbum ? "album_count" : "song_count";
return query("select " + GENRE_COLUMNS + " from genre order by " + orderBy + " desc", genreRowMapper);
}
public void updateGenres(List<Genre> genres) {
update("delete from genre");
for (Genre genre : genres) {
update("insert into genre(" + GENRE_COLUMNS + ") values(?, ?, ?)",
genre.getName(), genre.getSongCount(), genre.getAlbumCount());
}
}
/**
* Returns the most frequently played albums.
*
* @param offset Number of albums to skip.
* @param count Maximum number of albums to return.
* @param musicFolders Only return albums in these folders.
* @return The most frequently played albums.
*/
public List<MediaFile> getMostFrequentlyPlayedAlbums(final int offset, final int count, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("count", count);
put("offset", offset);
}};
return namedQuery("select " + QUERY_COLUMNS
+ " from media_file where type = :type and play_count > 0 and present and folder in (:folders) " +
"order by play_count desc limit :count offset :offset", rowMapper, args);
}
/**
* Returns the most recently played albums.
*
* @param offset Number of albums to skip.
* @param count Maximum number of albums to return.
* @param musicFolders Only return albums in these folders.
* @return The most recently played albums.
*/
public List<MediaFile> getMostRecentlyPlayedAlbums(final int offset, final int count, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("count", count);
put("offset", offset);
}};
return namedQuery("select " + QUERY_COLUMNS
+ " from media_file where type = :type and last_played is not null and present " +
"and folder in (:folders) order by last_played desc limit :count offset :offset", rowMapper, args);
}
/**
* Returns the most recently added albums.
*
* @param offset Number of albums to skip.
* @param count Maximum number of albums to return.
* @param musicFolders Only return albums in these folders.
* @return The most recently added albums.
*/
public List<MediaFile> getNewestAlbums(final int offset, final int count, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("count", count);
put("offset", offset);
}};
return namedQuery("select " + QUERY_COLUMNS
+ " from media_file where type = :type and folder in (:folders) and present " +
"order by created desc limit :count offset :offset", rowMapper, args);
}
/**
* Returns albums in alphabetical order.
*
* @param offset Number of albums to skip.
* @param count Maximum number of albums to return.
* @param byArtist Whether to sort by artist name
* @param musicFolders Only return albums in these folders.
* @return Albums in alphabetical order.
*/
public List<MediaFile> getAlphabeticalAlbums(final int offset, final int count, boolean byArtist, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("count", count);
put("offset", offset);
}};
String orderBy = byArtist ? "artist, album" : "album";
return namedQuery("select " + QUERY_COLUMNS
+ " from media_file where type = :type and folder in (:folders) and present " +
"order by " + orderBy + " limit :count offset :offset", rowMapper, args);
}
/**
* Returns albums within a year range.
*
* @param offset Number of albums to skip.
* @param count Maximum number of albums to return.
* @param fromYear The first year in the range.
* @param toYear The last year in the range.
* @param musicFolders Only return albums in these folders.
* @return Albums in the year range.
*/
public List<MediaFile> getAlbumsByYear(final int offset, final int count, final int fromYear, final int toYear,
final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("fromYear", fromYear);
put("toYear", toYear);
put("count", count);
put("offset", offset);
}};
if (fromYear <= toYear) {
return namedQuery("select " + QUERY_COLUMNS
+ " from media_file where type = :type and folder in (:folders) and present " +
"and year between :fromYear and :toYear order by year limit :count offset :offset",
rowMapper, args);
} else {
return namedQuery("select " + QUERY_COLUMNS
+ " from media_file where type = :type and folder in (:folders) and present " +
"and year between :toYear and :fromYear order by year desc limit :count offset :offset",
rowMapper, args);
}
}
/**
* Returns albums in a genre.
*
* @param offset Number of albums to skip.
* @param count Maximum number of albums to return.
* @param genre The genre name.
* @param musicFolders Only return albums in these folders.
* @return Albums in the genre.
*/
public List<MediaFile> getAlbumsByGenre(final int offset, final int count, final String genre,
final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("genre", genre);
put("folders", MusicFolder.toPathList(musicFolders));
put("count", count);
put("offset", offset);
}};
return namedQuery("select " + QUERY_COLUMNS + " from media_file where type = :type and folder in (:folders) " +
"and present and genre = :genre limit :count offset :offset", rowMapper, args);
}
public List<MediaFile> getSongsByGenre(final String genre, final int offset, final int count, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("types", Arrays.asList(MUSIC.name(), PODCAST.name(), AUDIOBOOK.name()));
put("genre", genre);
put("count", count);
put("offset", offset);
put("folders", MusicFolder.toPathList(musicFolders));
}};
return namedQuery("select " + QUERY_COLUMNS + " from media_file where type in (:types) and genre = :genre " +
"and present and folder in (:folders) limit :count offset :offset",
rowMapper, args);
}
public List<MediaFile> getSongsByArtist(String artist, int offset, int count) {
return query("select " + QUERY_COLUMNS
+ " from media_file where type in (?,?,?) and artist=? and present limit ? offset ?",
rowMapper, MUSIC.name(), PODCAST.name(), AUDIOBOOK.name(), artist, count, offset);
}
public MediaFile getSongByArtistAndTitle(final String artist, final String title, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty() || StringUtils.isBlank(title) || StringUtils.isBlank(artist)) {
return null;
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("artist", artist);
put("title", title);
put("type", MUSIC.name());
put("folders", MusicFolder.toPathList(musicFolders));
}};
return namedQueryOne("select " + QUERY_COLUMNS + " from media_file where artist = :artist " +
"and title = :title and type = :type and present and folder in (:folders)" ,
rowMapper, args);
}
/**
* Returns the most recently starred albums.
*
* @param offset Number of albums to skip.
* @param count Maximum number of albums to return.
* @param username Returns albums starred by this user.
* @param musicFolders Only return albums in these folders.
* @return The most recently starred albums for this user.
*/
public List<MediaFile> getStarredAlbums(final int offset, final int count, final String username,
final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("username", username);
put("count", count);
put("offset", offset);
}};
return namedQuery("select " + prefix(QUERY_COLUMNS, "media_file") + " from starred_media_file, media_file where media_file.id = starred_media_file.media_file_id and " +
"media_file.present and media_file.type = :type and media_file.folder in (:folders) and starred_media_file.username = :username " +
"order by starred_media_file.created desc limit :count offset :offset",
rowMapper, args);
}
/**
* Returns the most recently starred directories.
*
* @param offset Number of directories to skip.
* @param count Maximum number of directories to return.
* @param username Returns directories starred by this user.
* @param musicFolders Only return albums in these folders.
* @return The most recently starred directories for this user.
*/
public List<MediaFile> getStarredDirectories(final int offset, final int count, final String username,
final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", DIRECTORY.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("username", username);
put("count", count);
put("offset", offset);
}};
return namedQuery("select " + prefix(QUERY_COLUMNS, "media_file") + " from starred_media_file, media_file " +
"where media_file.id = starred_media_file.media_file_id and " +
"media_file.present and media_file.type = :type and starred_media_file.username = :username and " +
"media_file.folder in (:folders) " +
"order by starred_media_file.created desc limit :count offset :offset",
rowMapper, args);
}
/**
* Returns the most recently starred files.
*
* @param offset Number of files to skip.
* @param count Maximum number of files to return.
* @param username Returns files starred by this user.
* @param musicFolders Only return albums in these folders.
* @return The most recently starred files for this user.
*/
public List<MediaFile> getStarredFiles(final int offset, final int count, final String username,
final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("types", Arrays.asList(MUSIC.name(), PODCAST.name(), AUDIOBOOK.name(), VIDEO.name()));
put("folders", MusicFolder.toPathList(musicFolders));
put("username", username);
put("count", count);
put("offset", offset);
}};
return namedQuery("select " + prefix(QUERY_COLUMNS, "media_file") + " from starred_media_file, media_file where media_file.id = starred_media_file.media_file_id and " +
"media_file.present and media_file.type in (:types) and starred_media_file.username = :username and " +
"media_file.folder in (:folders) " +
"order by starred_media_file.created desc limit :count offset :offset",
rowMapper, args);
}
public List<MediaFile> getRandomSongs(RandomSearchCriteria criteria, final String username) {
if (criteria.getMusicFolders().isEmpty()) {
return Collections.emptyList();
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("folders", MusicFolder.toPathList(criteria.getMusicFolders()));
put("username", username);
put("fromYear", criteria.getFromYear());
put("toYear", criteria.getToYear());
put("genre", criteria.getGenre());
put("minLastPlayed", criteria.getMinLastPlayedDate());
put("maxLastPlayed", criteria.getMaxLastPlayedDate());
put("minAlbumRating", criteria.getMinAlbumRating());
put("maxAlbumRating", criteria.getMaxAlbumRating());
put("minPlayCount", criteria.getMinPlayCount());
put("maxPlayCount", criteria.getMaxPlayCount());
put("starred", criteria.isShowStarredSongs());
put("unstarred", criteria.isShowUnstarredSongs());
put("format", criteria.getFormat());
}};
boolean joinAlbumRating = (criteria.getMinAlbumRating() != null || criteria.getMaxAlbumRating() != null);
boolean joinStarred = (criteria.isShowStarredSongs() ^ criteria.isShowUnstarredSongs());
String query = "select " + prefix(QUERY_COLUMNS, "media_file") + " from media_file ";
if (joinStarred) {
query += "left outer join starred_media_file on media_file.id = starred_media_file.media_file_id and starred_media_file.username = :username ";
}
if (joinAlbumRating) {
query += "left outer join media_file media_album on media_album.type = 'ALBUM' and media_album.album = media_file.album and media_album.artist = media_file.artist ";
query += "left outer join user_rating on user_rating.path = media_album.path and user_rating.username = :username ";
}
query += " where media_file.present and media_file.type = 'MUSIC'";
if (!criteria.getMusicFolders().isEmpty()) {
query += " and media_file.folder in (:folders)";
}
if (criteria.getGenre() != null) {
query += " and media_file.genre = :genre";
}
if (criteria.getFormat() != null) {
query += " and media_file.format = :format";
}
if (criteria.getFromYear() != null) {
query += " and media_file.year >= :fromYear";
}
if (criteria.getToYear() != null) {
query += " and media_file.year <= :toYear";
}
if (criteria.getMinLastPlayedDate() != null) {
query += " and media_file.last_played >= :minLastPlayed";
}
if (criteria.getMaxLastPlayedDate() != null) {
if (criteria.getMinLastPlayedDate() == null) {
query += " and (media_file.last_played is null or media_file.last_played <= :maxLastPlayed)";
} else {
query += " and media_file.last_played <= :maxLastPlayed";
}
}
if (criteria.getMinAlbumRating() != null) {
query += " and user_rating.rating >= :minAlbumRating";
}
if (criteria.getMaxAlbumRating() != null) {
if (criteria.getMinAlbumRating() == null) {
query += " and (user_rating.rating is null or user_rating.rating <= :maxAlbumRating)";
} else {
query += " and user_rating.rating <= :maxAlbumRating";
}
}
if (criteria.getMinPlayCount() != null) {
query += " and media_file.play_count >= :minPlayCount";
}
if (criteria.getMaxPlayCount() != null) {
if (criteria.getMinPlayCount() == null) {
query += " and (media_file.play_count is null or media_file.play_count <= :maxPlayCount)";
} else {
query += " and media_file.play_count <= :maxPlayCount";
}
}
if (criteria.isShowStarredSongs() && !criteria.isShowUnstarredSongs()) {
query += " and starred_media_file.id is not null";
}
if (criteria.isShowUnstarredSongs() && !criteria.isShowStarredSongs()) {
query += " and starred_media_file.id is null";
}
query += " order by rand()";
return namedQueryWithLimit(query, rowMapper, args, criteria.getCount());
}
public int getAlbumCount(final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return 0;
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
}};
return namedQueryForInt("select count(*) from media_file where type = :type and folder in (:folders) and present", 0, args);
}
public int getPlayedAlbumCount(final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return 0;
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
}};
return namedQueryForInt("select count(*) from media_file where type = :type " +
"and play_count > 0 and present and folder in (:folders)", 0, args);
}
public int getStarredAlbumCount(final String username, final List<MusicFolder> musicFolders) {
if (musicFolders.isEmpty()) {
return 0;
}
Map<String, Object> args = new HashMap<String, Object>() {{
put("type", ALBUM.name());
put("folders", MusicFolder.toPathList(musicFolders));
put("username", username);
}};
return namedQueryForInt("select count(*) from starred_media_file, media_file " +
"where media_file.id = starred_media_file.media_file_id " +
"and media_file.type = :type " +
"and media_file.present " +
"and media_file.folder in (:folders) " +
"and starred_media_file.username = :username",
0, args);
}
public void starMediaFile(int id, String username) {
unstarMediaFile(id, username);
update("insert into starred_media_file(media_file_id, username, created) values (?,?,?)", id, username, new Date());
}
public void unstarMediaFile(int id, String username) {
update("delete from starred_media_file where media_file_id=? and username=?", id, username);
}
public Date getMediaFileStarredDate(int id, String username) {
return queryForDate("select created from starred_media_file where media_file_id=? and username=?", null, id, username);
}
public void markPresent(String path, Date lastScanned) {
update("update media_file set present=?, last_scanned=? where path=?", true, lastScanned, path);
}
public void markNonPresent(Date lastScanned) {
int minId = queryForInt("select min(id) from media_file where last_scanned != ? and present", 0, lastScanned);
int maxId = queryForInt("select max(id) from media_file where last_scanned != ? and present", 0, lastScanned);
final int batchSize = 1000;
Date childrenLastUpdated = new Date(0L); // Used to force a children rescan if file is later resurrected.
for (int id = minId; id <= maxId; id += batchSize) {
update("update media_file set present=false, children_last_updated=? where id between ? and ? and last_scanned != ? and present",
childrenLastUpdated, id, id + batchSize, lastScanned);
}
}
public void expunge() {
int minId = queryForInt("select min(id) from media_file where not present", 0);
int maxId = queryForInt("select max(id) from media_file where not present", 0);
final int batchSize = 1000;
for (int id = minId; id <= maxId; id += batchSize) {
update("delete from media_file where id between ? and ? and not present", id, id + batchSize);
}
}
private static class MediaFileMapper implements RowMapper<MediaFile> {
public MediaFile mapRow(ResultSet rs, int rowNum) throws SQLException {
return new MediaFile(
rs.getInt(1),
rs.getString(2),
rs.getString(3),
MediaType.valueOf(rs.getString(4)),
rs.getString(5),
rs.getString(6),
rs.getString(7),
rs.getString(8),
rs.getString(9),
rs.getInt(10) == 0 ? null : rs.getInt(10),
rs.getInt(11) == 0 ? null : rs.getInt(11),
rs.getInt(12) == 0 ? null : rs.getInt(12),
rs.getString(13),
rs.getInt(14) == 0 ? null : rs.getInt(14),
rs.getBoolean(15),
rs.getInt(16) == 0 ? null : rs.getInt(16),
rs.getLong(17) == 0 ? null : rs.getLong(17),
rs.getInt(18) == 0 ? null : rs.getInt(18),
rs.getInt(19) == 0 ? null : rs.getInt(19),
rs.getString(20),
rs.getString(21),
rs.getInt(22),
rs.getTimestamp(23),
rs.getString(24),
rs.getTimestamp(25),
rs.getTimestamp(26),
rs.getTimestamp(27),
rs.getTimestamp(28),
rs.getBoolean(29),
rs.getInt(30));
}
}
private static class MusicFileInfoMapper implements RowMapper<MediaFile> {
public MediaFile mapRow(ResultSet rs, int rowNum) throws SQLException {
MediaFile file = new MediaFile();
file.setPlayCount(rs.getInt(1));
file.setLastPlayed(rs.getTimestamp(2));
file.setComment(rs.getString(3));
return file;
}
}
private static class GenreMapper implements RowMapper<Genre> {
public Genre mapRow(ResultSet rs, int rowNum) throws SQLException {
return new Genre(rs.getString(1), rs.getInt(2), rs.getInt(3));
}
}
}