ultrasonic-app-subsonic-and.../ultrasonic/src/main/java/org/moire/ultrasonic/service/CachedMusicService.java

542 lines
16 KiB
Java

/*
This file is part of Subsonic.
Subsonic 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.
Subsonic 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 Subsonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2009 (C) Sindre Mehus
*/
package org.moire.ultrasonic.service;
import android.content.Context;
import android.graphics.Bitmap;
import org.moire.ultrasonic.data.ActiveServerProvider;
import org.moire.ultrasonic.domain.Bookmark;
import org.moire.ultrasonic.domain.ChatMessage;
import org.moire.ultrasonic.domain.Genre;
import org.moire.ultrasonic.domain.Indexes;
import org.moire.ultrasonic.domain.JukeboxStatus;
import org.moire.ultrasonic.domain.Lyrics;
import org.moire.ultrasonic.domain.MusicDirectory;
import org.moire.ultrasonic.domain.MusicFolder;
import org.moire.ultrasonic.domain.Playlist;
import org.moire.ultrasonic.domain.PodcastsChannel;
import org.moire.ultrasonic.domain.SearchCriteria;
import org.moire.ultrasonic.domain.SearchResult;
import org.moire.ultrasonic.domain.Share;
import org.moire.ultrasonic.domain.UserInfo;
import org.moire.ultrasonic.util.CancellableTask;
import org.moire.ultrasonic.util.Constants;
import org.moire.ultrasonic.util.LRUCache;
import org.moire.ultrasonic.util.TimeLimitedCache;
import org.moire.ultrasonic.util.Util;
import java.io.InputStream;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.concurrent.TimeUnit;
import kotlin.Lazy;
import kotlin.Pair;
import static org.koin.java.KoinJavaComponent.inject;
/**
* @author Sindre Mehus
*/
public class CachedMusicService implements MusicService
{
private final Lazy<ActiveServerProvider> activeServerProvider = inject(ActiveServerProvider.class);
private static final int MUSIC_DIR_CACHE_SIZE = 100;
private final MusicService musicService;
private final LRUCache<String, TimeLimitedCache<MusicDirectory>> cachedMusicDirectories;
private final LRUCache<String, TimeLimitedCache<MusicDirectory>> cachedArtist;
private final LRUCache<String, TimeLimitedCache<MusicDirectory>> cachedAlbum;
private final LRUCache<String, TimeLimitedCache<UserInfo>> cachedUserInfo;
private final TimeLimitedCache<Boolean> cachedLicenseValid = new TimeLimitedCache<>(120, TimeUnit.SECONDS);
private final TimeLimitedCache<Indexes> cachedIndexes = new TimeLimitedCache<>(60 * 60, TimeUnit.SECONDS);
private final TimeLimitedCache<Indexes> cachedArtists = new TimeLimitedCache<>(60 * 60, TimeUnit.SECONDS);
private final TimeLimitedCache<List<Playlist>> cachedPlaylists = new TimeLimitedCache<>(3600, TimeUnit.SECONDS);
private final TimeLimitedCache<List<PodcastsChannel>> cachedPodcastsChannels = new TimeLimitedCache<>(3600, TimeUnit.SECONDS);
private final TimeLimitedCache<List<MusicFolder>> cachedMusicFolders = new TimeLimitedCache<>(10 * 3600, TimeUnit.SECONDS);
private final TimeLimitedCache<List<Genre>> cachedGenres = new TimeLimitedCache<>(10 * 3600, TimeUnit.SECONDS);
private String restUrl;
private String cachedMusicFolderId;
public CachedMusicService(MusicService musicService)
{
this.musicService = musicService;
cachedMusicDirectories = new LRUCache<>(MUSIC_DIR_CACHE_SIZE);
cachedArtist = new LRUCache<>(MUSIC_DIR_CACHE_SIZE);
cachedAlbum = new LRUCache<>(MUSIC_DIR_CACHE_SIZE);
cachedUserInfo = new LRUCache<>(MUSIC_DIR_CACHE_SIZE);
}
@Override
public void ping(Context context) throws Exception
{
checkSettingsChanged();
musicService.ping(context);
}
@Override
public boolean isLicenseValid(Context context) throws Exception
{
checkSettingsChanged();
Boolean result = cachedLicenseValid.get();
if (result == null)
{
result = musicService.isLicenseValid(context);
cachedLicenseValid.set(result, result ? 30L * 60L : 2L * 60L, TimeUnit.SECONDS);
}
return result;
}
@Override
public List<MusicFolder> getMusicFolders(boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
if (refresh)
{
cachedMusicFolders.clear();
}
List<MusicFolder> result = cachedMusicFolders.get();
if (result == null)
{
result = musicService.getMusicFolders(refresh, context);
cachedMusicFolders.set(result);
}
return result;
}
@Override
public Indexes getIndexes(String musicFolderId, boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
if (refresh)
{
cachedIndexes.clear();
cachedMusicFolders.clear();
cachedMusicDirectories.clear();
}
Indexes result = cachedIndexes.get();
if (result == null)
{
result = musicService.getIndexes(musicFolderId, refresh, context);
cachedIndexes.set(result);
}
return result;
}
@Override
public Indexes getArtists(boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
if (refresh)
{
cachedArtists.clear();
}
Indexes result = cachedArtists.get();
if (result == null)
{
result = musicService.getArtists(refresh, context);
cachedArtists.set(result);
}
return result;
}
@Override
public MusicDirectory getMusicDirectory(String id, String name, boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
TimeLimitedCache<MusicDirectory> cache = refresh ? null : cachedMusicDirectories.get(id);
MusicDirectory dir = cache == null ? null : cache.get();
if (dir == null)
{
dir = musicService.getMusicDirectory(id, name, refresh, context);
cache = new TimeLimitedCache<>(Util.getDirectoryCacheTime(context), TimeUnit.SECONDS);
cache.set(dir);
cachedMusicDirectories.put(id, cache);
}
return dir;
}
@Override
public MusicDirectory getArtist(String id, String name, boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
TimeLimitedCache<MusicDirectory> cache = refresh ? null : cachedArtist.get(id);
MusicDirectory dir = cache == null ? null : cache.get();
if (dir == null)
{
dir = musicService.getArtist(id, name, refresh, context);
cache = new TimeLimitedCache<>(Util.getDirectoryCacheTime(context), TimeUnit.SECONDS);
cache.set(dir);
cachedArtist.put(id, cache);
}
return dir;
}
@Override
public MusicDirectory getAlbum(String id, String name, boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
TimeLimitedCache<MusicDirectory> cache = refresh ? null : cachedAlbum.get(id);
MusicDirectory dir = cache == null ? null : cache.get();
if (dir == null)
{
dir = musicService.getAlbum(id, name, refresh, context);
cache = new TimeLimitedCache<>(Util.getDirectoryCacheTime(context), TimeUnit.SECONDS);
cache.set(dir);
cachedAlbum.put(id, cache);
}
return dir;
}
@Override
public SearchResult search(SearchCriteria criteria, Context context) throws Exception
{
return musicService.search(criteria, context);
}
@Override
public MusicDirectory getPlaylist(String id, String name, Context context) throws Exception
{
return musicService.getPlaylist(id, name, context);
}
@Override
public List<PodcastsChannel> getPodcastsChannels(boolean refresh, Context context) throws Exception {
checkSettingsChanged();
List<PodcastsChannel> result = refresh ? null : cachedPodcastsChannels.get();
if (result == null)
{
result = musicService.getPodcastsChannels(refresh, context);
cachedPodcastsChannels.set(result);
}
return result;
}
@Override
public MusicDirectory getPodcastEpisodes(String podcastChannelId, Context context) throws Exception {
return musicService.getPodcastEpisodes(podcastChannelId,context);
}
@Override
public List<Playlist> getPlaylists(boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
List<Playlist> result = refresh ? null : cachedPlaylists.get();
if (result == null)
{
result = musicService.getPlaylists(refresh, context);
cachedPlaylists.set(result);
}
return result;
}
@Override
public void createPlaylist(String id, String name, List<MusicDirectory.Entry> entries, Context context) throws Exception
{
cachedPlaylists.clear();
musicService.createPlaylist(id, name, entries, context);
}
@Override
public void deletePlaylist(String id, Context context) throws Exception
{
musicService.deletePlaylist(id, context);
}
@Override
public void updatePlaylist(String id, String name, String comment, boolean pub, Context context) throws Exception
{
musicService.updatePlaylist(id, name, comment, pub, context);
}
@Override
public Lyrics getLyrics(String artist, String title, Context context) throws Exception
{
return musicService.getLyrics(artist, title, context);
}
@Override
public void scrobble(String id, boolean submission, Context context) throws Exception
{
musicService.scrobble(id, submission, context);
}
@Override
public MusicDirectory getAlbumList(String type, int size, int offset, String musicFolderId, Context context) throws Exception
{
return musicService.getAlbumList(type, size, offset, musicFolderId, context);
}
@Override
public MusicDirectory getAlbumList2(String type, int size, int offset, String musicFolderId, Context context) throws Exception
{
return musicService.getAlbumList2(type, size, offset, musicFolderId, context);
}
@Override
public MusicDirectory getRandomSongs(int size, Context context) throws Exception
{
return musicService.getRandomSongs(size, context);
}
@Override
public SearchResult getStarred(Context context) throws Exception
{
return musicService.getStarred(context);
}
@Override
public SearchResult getStarred2(Context context) throws Exception
{
return musicService.getStarred2(context);
}
@Override
public Bitmap getCoverArt(Context context, MusicDirectory.Entry entry, int size, boolean saveToFile, boolean highQuality) throws Exception
{
return musicService.getCoverArt(context, entry, size, saveToFile, highQuality);
}
@Override
public Pair<InputStream, Boolean> getDownloadInputStream(MusicDirectory.Entry song, long offset, int maxBitrate) throws Exception
{
return musicService.getDownloadInputStream(song, offset, maxBitrate);
}
@Override
public String getVideoUrl(Context context, String id, boolean useFlash) throws Exception
{
return musicService.getVideoUrl(context, id, useFlash);
}
@Override
public JukeboxStatus updateJukeboxPlaylist(List<String> ids, Context context) throws Exception
{
return musicService.updateJukeboxPlaylist(ids, context);
}
@Override
public JukeboxStatus skipJukebox(int index, int offsetSeconds, Context context) throws Exception
{
return musicService.skipJukebox(index, offsetSeconds, context);
}
@Override
public JukeboxStatus stopJukebox(Context context) throws Exception
{
return musicService.stopJukebox(context);
}
@Override
public JukeboxStatus startJukebox(Context context) throws Exception
{
return musicService.startJukebox(context);
}
@Override
public JukeboxStatus getJukeboxStatus(Context context) throws Exception
{
return musicService.getJukeboxStatus(context);
}
@Override
public JukeboxStatus setJukeboxGain(float gain, Context context) throws Exception
{
return musicService.setJukeboxGain(gain, context);
}
private void checkSettingsChanged()
{
String newUrl = activeServerProvider.getValue().getRestUrl(null);
String newFolderId = activeServerProvider.getValue().getActiveServer().getMusicFolderId();
if (!Util.equals(newUrl, restUrl) || !Util.equals(cachedMusicFolderId,newFolderId))
{
cachedMusicFolders.clear();
cachedMusicDirectories.clear();
cachedLicenseValid.clear();
cachedIndexes.clear();
cachedPlaylists.clear();
cachedGenres.clear();
cachedAlbum.clear();
cachedArtist.clear();
cachedUserInfo.clear();
restUrl = newUrl;
cachedMusicFolderId = newFolderId;
}
}
@Override
public void star(String id, String albumId, String artistId, Context context) throws Exception
{
musicService.star(id, albumId, artistId, context);
}
@Override
public void unstar(String id, String albumId, String artistId, Context context) throws Exception
{
musicService.unstar(id, albumId, artistId, context);
}
@Override
public void setRating(String id, int rating, Context context) throws Exception
{
musicService.setRating(id, rating, context);
}
@Override
public List<Genre> getGenres(boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
if (refresh)
{
cachedGenres.clear();
}
List<Genre> result = cachedGenres.get();
if (result == null)
{
result = musicService.getGenres(refresh, context);
cachedGenres.set(result);
}
Collections.sort(result, new Comparator<Genre>()
{
@Override
public int compare(Genre genre, Genre genre2)
{
return genre.getName().compareToIgnoreCase(genre2.getName());
}
});
return result;
}
@Override
public MusicDirectory getSongsByGenre(String genre, int count, int offset, Context context) throws Exception
{
return musicService.getSongsByGenre(genre, count, offset, context);
}
@Override
public List<Share> getShares(boolean refresh, Context context) throws Exception
{
return musicService.getShares(refresh, context);
}
@Override
public List<ChatMessage> getChatMessages(Long since, Context context) throws Exception
{
return musicService.getChatMessages(since, context);
}
@Override
public void addChatMessage(String message, Context context) throws Exception
{
musicService.addChatMessage(message, context);
}
@Override
public List<Bookmark> getBookmarks(Context context) throws Exception
{
return musicService.getBookmarks(context);
}
@Override
public void deleteBookmark(String id, Context context) throws Exception
{
musicService.deleteBookmark(id, context);
}
@Override
public void createBookmark(String id, int position, Context context) throws Exception
{
musicService.createBookmark(id, position, context);
}
@Override
public MusicDirectory getVideos(boolean refresh, Context context) throws Exception
{
checkSettingsChanged();
TimeLimitedCache<MusicDirectory> cache = refresh ? null : cachedMusicDirectories.get(Constants.INTENT_EXTRA_NAME_VIDEOS);
MusicDirectory dir = cache == null ? null : cache.get();
if (dir == null)
{
dir = musicService.getVideos(refresh, context);
cache = new TimeLimitedCache<>(Util.getDirectoryCacheTime(context), TimeUnit.SECONDS);
cache.set(dir);
cachedMusicDirectories.put(Constants.INTENT_EXTRA_NAME_VIDEOS, cache);
}
return dir;
}
@Override
public UserInfo getUser(String username, Context context) throws Exception
{
checkSettingsChanged();
TimeLimitedCache<UserInfo> cache = cachedUserInfo.get(username);
UserInfo userInfo = cache == null ? null : cache.get();
if (userInfo == null)
{
userInfo = musicService.getUser(username, context);
cache = new TimeLimitedCache<>(Util.getDirectoryCacheTime(context), TimeUnit.SECONDS);
cache.set(userInfo);
cachedUserInfo.put(username, cache);
}
return userInfo;
}
@Override
public List<Share> createShare(List<String> ids, String description, Long expires, Context context) throws Exception
{
return musicService.createShare(ids, description, expires, context);
}
@Override
public void deleteShare(String id, Context context) throws Exception
{
musicService.deleteShare(id, context);
}
@Override
public void updateShare(String id, String description, Long expires, Context context) throws Exception
{
musicService.updateShare(id, description, expires, context);
}
@Override
public Bitmap getAvatar(Context context, String username, int size, boolean saveToFile, boolean highQuality) throws Exception
{
return musicService.getAvatar(context, username, size, saveToFile, highQuality);
}
}