/*
- * Sone - MemoryPostDatabase.java - Copyright © 2013 David Roden
+ * Sone - MemoryDatabase.java - Copyright © 2013 David Roden
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
package net.pterodactylus.sone.database.memory;
+import static com.google.common.base.Optional.fromNullable;
import static com.google.common.base.Preconditions.checkNotNull;
+import static com.google.common.base.Predicates.not;
+import static com.google.common.collect.FluentIterable.from;
+import static java.lang.String.format;
+import static java.util.logging.Level.WARNING;
+import static net.pterodactylus.sone.data.Reply.TIME_COMPARATOR;
+import static net.pterodactylus.sone.data.Sone.LOCAL_SONE_FILTER;
+import static net.pterodactylus.sone.data.Sone.toAllAlbums;
+import static net.pterodactylus.sone.data.Sone.toAllImages;
import java.util.Collection;
import java.util.Collections;
+import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
+import java.util.List;
import java.util.Map;
import java.util.Set;
-import java.util.UUID;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
-
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import net.pterodactylus.sone.core.ConfigurationSoneParser;
+import net.pterodactylus.sone.core.ConfigurationSoneParser.InvalidAlbumFound;
+import net.pterodactylus.sone.core.ConfigurationSoneParser.InvalidImageFound;
+import net.pterodactylus.sone.core.ConfigurationSoneParser.InvalidParentAlbumFound;
+import net.pterodactylus.sone.core.ConfigurationSoneParser.InvalidPostFound;
+import net.pterodactylus.sone.core.ConfigurationSoneParser.InvalidPostReplyFound;
+import net.pterodactylus.sone.data.Album;
+import net.pterodactylus.sone.data.Client;
+import net.pterodactylus.sone.data.Image;
+import net.pterodactylus.sone.data.LocalSone;
import net.pterodactylus.sone.data.Post;
+import net.pterodactylus.sone.data.PostReply;
+import net.pterodactylus.sone.data.Profile;
+import net.pterodactylus.sone.data.Profile.Field;
import net.pterodactylus.sone.data.Sone;
-import net.pterodactylus.sone.data.impl.AbstractPostBuilder;
+import net.pterodactylus.sone.data.Sone.ShowCustomAvatars;
+import net.pterodactylus.sone.data.impl.AlbumBuilderImpl;
+import net.pterodactylus.sone.data.impl.ImageBuilderImpl;
+import net.pterodactylus.sone.database.AlbumBuilder;
+import net.pterodactylus.sone.database.Database;
+import net.pterodactylus.sone.database.DatabaseException;
+import net.pterodactylus.sone.database.ImageBuilder;
import net.pterodactylus.sone.database.PostBuilder;
import net.pterodactylus.sone.database.PostDatabase;
+import net.pterodactylus.sone.database.PostReplyBuilder;
+import net.pterodactylus.sone.database.SoneBuilder;
import net.pterodactylus.sone.database.SoneProvider;
+import net.pterodactylus.sone.freenet.wot.OwnIdentity;
+import net.pterodactylus.sone.main.SonePlugin;
+import net.pterodactylus.sone.utils.Optionals;
import net.pterodactylus.util.config.Configuration;
import net.pterodactylus.util.config.ConfigurationException;
+import com.google.common.base.Function;
import com.google.common.base.Optional;
+import com.google.common.base.Predicate;
+import com.google.common.collect.FluentIterable;
+import com.google.common.collect.HashMultimap;
+import com.google.common.collect.Multimap;
+import com.google.common.collect.SortedSetMultimap;
+import com.google.common.collect.TreeMultimap;
+import com.google.common.primitives.Longs;
+import com.google.common.util.concurrent.AbstractService;
import com.google.inject.Inject;
+import com.google.inject.Singleton;
/**
* Memory-based {@link PostDatabase} implementation.
*
* @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
*/
-public class MemoryPostDatabase implements PostDatabase {
+@Singleton
+public class MemoryDatabase extends AbstractService implements Database {
+ private static final Logger logger = Logger.getLogger("Sone.Database.Memory");
+ private static final String LATEST_EDITION_PROPERTY = "Sone.LatestEdition";
/** The lock. */
private final ReadWriteLock lock = new ReentrantReadWriteLock();
/** The Sone provider. */
private final SoneProvider soneProvider;
- /** All posts by their ID. */
- private final Map<String, Post> allPosts = new HashMap<String, Post>();
+ /** The configuration. */
+ private final Configuration configuration;
+ private final ConfigurationLoader configurationLoader;
+
+ private final Set<String> localSones = new HashSet<String>();
+ private final Map<String, Sone> allSones = new HashMap<String, Sone>();
+ private final Map<String, String> lastInsertFingerprints = new HashMap<String, String>();
+
+ /** All post replies by their ID. */
+ private final Map<String, PostReply> allPostReplies = new HashMap<String, PostReply>();
+
+ /** Replies sorted by Sone. */
+ private final SortedSetMultimap<String, PostReply> sonePostReplies = TreeMultimap.create(new Comparator<String>() {
+
+ @Override
+ public int compare(String leftString, String rightString) {
+ return leftString.compareTo(rightString);
+ }
+ }, TIME_COMPARATOR);
+
+ /** Whether post replies are known. */
+ private final Set<String> knownPostReplies = new HashSet<String>();
- /** All posts by their Sones. */
- private final Map<String, Collection<Post>> sonePosts = new HashMap<String, Collection<Post>>();
+ private final Map<String, Album> allAlbums = new HashMap<String, Album>();
+ private final Multimap<String, Album> soneAlbums = HashMultimap.create();
- /** All posts by their recipient. */
- private final Map<String, Collection<Post>> recipientPosts = new HashMap<String, Collection<Post>>();
+ private final Map<String, Image> allImages = new HashMap<String, Image>();
+ private final Multimap<String, Image> soneImages = HashMultimap.create();
- /** Whether posts are known. */
- private final Set<String> knownPosts = new HashSet<String>();
+ private final MemoryPostDatabase postDatabase;
+ private final MemoryBookmarkDatabase memoryBookmarkDatabase;
+ private final MemoryFriendDatabase memoryFriendDatabase;
/**
* Creates a new memory database.
*
* @param soneProvider
- * The Sone provider
+ * The Sone provider
+ * @param configuration
+ * The configuration for loading and saving elements
*/
@Inject
- public MemoryPostDatabase(SoneProvider soneProvider) {
+ public MemoryDatabase(SoneProvider soneProvider, Configuration configuration) {
this.soneProvider = soneProvider;
+ this.configuration = configuration;
+ this.configurationLoader = new ConfigurationLoader(configuration);
+ postDatabase = new MemoryPostDatabase(this, configurationLoader);
+ memoryBookmarkDatabase =
+ new MemoryBookmarkDatabase(this, configurationLoader);
+ memoryFriendDatabase = new MemoryFriendDatabase(configurationLoader);
}
//
- // POSTPROVIDER METHODS
+ // DATABASE METHODS
//
- /**
- * {@inheritDocs}
- */
@Override
- public Optional<Post> getPost(String postId) {
+ public Optional<LocalSone> getLocalSone(String localSoneId) {
lock.readLock().lock();
try {
- return Optional.fromNullable(allPosts.get(postId));
+ if (!localSones.contains(localSoneId)) {
+ return Optional.absent();
+ }
+ return Optional.of((LocalSone) allSones.get(localSoneId));
} finally {
lock.readLock().unlock();
}
}
- /**
- * {@inheritDocs}
- */
@Override
- public Collection<Post> getPosts(String soneId) {
- return new HashSet<Post>(getPostsFrom(soneId));
+ public Sone registerLocalSone(OwnIdentity ownIdentity) {
+ final Sone localSone = loadLocalSone(ownIdentity);
+ localSones.add(ownIdentity.getId());
+ return localSone;
+ }
+
+ private Sone loadLocalSone(OwnIdentity ownIdentity) {
+ Sone localSone = newSoneBuilder().local().from(ownIdentity).build();
+ localSone.setLatestEdition(
+ Optional.fromNullable(
+ Longs.tryParse(ownIdentity.getProperty(LATEST_EDITION_PROPERTY)))
+ .or(0L));
+ localSone.setClient(new Client("Sone", SonePlugin.VERSION.toString()));
+ localSone.setKnown(true);
+
+ loadSone(localSone);
+ return localSone;
+ }
+
+ public void loadSone(Sone sone) {
+ long soneTime = configurationLoader.getLocalSoneTime(sone.getId());
+ if (soneTime == -1) {
+ return;
+ }
+
+ /* load profile. */
+ ConfigurationSoneParser configurationSoneParser = new ConfigurationSoneParser(configuration, sone);
+ Profile profile = configurationSoneParser.parseProfile();
+
+ /* load posts. */
+ Collection<Post> posts;
+ try {
+ posts = configurationSoneParser.parsePosts(this);
+ } catch (InvalidPostFound ipf) {
+ logger.log(Level.WARNING, "Invalid post found, aborting load!");
+ return;
+ }
+
+ /* load replies. */
+ Collection<PostReply> postReplies;
+ try {
+ postReplies = configurationSoneParser.parsePostReplies(this);
+ } catch (InvalidPostReplyFound iprf) {
+ logger.log(Level.WARNING, "Invalid reply found, aborting load!");
+ return;
+ }
+
+ /* load post likes. */
+ Set<String> likedPostIds = configurationSoneParser.parseLikedPostIds();
+
+ /* load reply likes. */
+ Set<String> likedReplyIds = configurationSoneParser.parseLikedPostReplyIds();
+
+ /* load albums. */
+ List<Album> topLevelAlbums;
+ try {
+ topLevelAlbums = configurationSoneParser.parseTopLevelAlbums(this);
+ } catch (InvalidAlbumFound iaf) {
+ logger.log(Level.WARNING, "Invalid album found, aborting load!");
+ return;
+ } catch (InvalidParentAlbumFound ipaf) {
+ logger.log(Level.WARNING,
+ format("Invalid parent album ID: %s", ipaf.getAlbumParentId()));
+ return;
+ }
+
+ /* load images. */
+ try {
+ configurationSoneParser.parseImages(this);
+ } catch (InvalidImageFound iif) {
+ logger.log(WARNING, "Invalid image found, aborting load!");
+ return;
+ } catch (InvalidParentAlbumFound ipaf) {
+ logger.log(Level.WARNING,
+ format("Invalid album image (%s) encountered, aborting load!",
+ ipaf.getAlbumParentId()));
+ return;
+ }
+
+ /* load avatar. */
+ String sonePrefix = "Sone/" + sone.getId();
+ String avatarId = configuration.getStringValue(sonePrefix + "/Profile/Avatar").getValue(null);
+ if (avatarId != null) {
+ final Map<String, Image> images = configurationSoneParser.getImages();
+ profile.setAvatar(images.get(avatarId));
+ }
+
+ /* load options. */
+ sone.getOptions().setAutoFollow(configuration.getBooleanValue(sonePrefix + "/Options/AutoFollow").getValue(null));
+ sone.getOptions().setSoneInsertNotificationEnabled(configuration.getBooleanValue(sonePrefix + "/Options/EnableSoneInsertNotifications").getValue(null));
+ sone.getOptions().setShowNewSoneNotifications(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewSones").getValue(null));
+ sone.getOptions().setShowNewPostNotifications(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewPosts").getValue(null));
+ sone.getOptions().setShowNewReplyNotifications(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewReplies").getValue(null));
+ sone.getOptions().setShowCustomAvatars(ShowCustomAvatars.valueOf(
+ configuration.getStringValue(sonePrefix + "/Options/ShowCustomAvatars")
+ .getValue(ShowCustomAvatars.NEVER.name())));
+
+ /* if we’re still here, Sone was loaded successfully. */
+ lock.writeLock().lock();
+ try {
+ sone.setTime(soneTime);
+ sone.setProfile(profile);
+ sone.setLikePostIds(likedPostIds);
+ sone.setLikeReplyIds(likedReplyIds);
+
+ String lastInsertFingerprint = configurationLoader.getLastInsertFingerprint(sone.getId());
+ lastInsertFingerprints.put(sone.getId(), lastInsertFingerprint);
+
+ allSones.put(sone.getId(), sone);
+ storePosts(sone.getId(), posts);
+ storePostReplies(sone.getId(), postReplies);
+ storeAlbums(sone.getId(), topLevelAlbums);
+ storeImages(sone.getId(), from(topLevelAlbums).transformAndConcat(Album.FLATTENER).transformAndConcat(Album.IMAGES).toList());
+ } finally {
+ lock.writeLock().unlock();
+ }
+ for (Post post : posts) {
+ post.setKnown(true);
+ }
+ for (PostReply reply : postReplies) {
+ reply.setKnown(true);
+ }
+
+ logger.info(String.format("Sone loaded successfully: %s", sone));
+ }
+
+ @Override
+ public String getLastInsertFingerprint(Sone sone) {
+ lock.readLock().lock();
+ try {
+ if (!lastInsertFingerprints.containsKey(sone.getId())) {
+ return "";
+ }
+ return lastInsertFingerprints.get(sone.getId());
+ } finally {
+ lock.readLock().unlock();
+ }
+ }
+
+ @Override
+ public void setLastInsertFingerprint(Sone sone, String lastInsertFingerprint) {
+ lock.writeLock().lock();
+ try {
+ lastInsertFingerprints.put(sone.getId(), lastInsertFingerprint);
+ } finally {
+ lock.writeLock().unlock();
+ }
}
/**
- * {@inheritDocs}
+ * Saves the database.
+ *
+ * @throws DatabaseException
+ * if an error occurs while saving
*/
@Override
- public Collection<Post> getDirectedPosts(String recipientId) {
+ public void save() throws DatabaseException {
+ lock.writeLock().lock();
+ try {
+ saveKnownPostReplies();
+ for (Sone localSone : from(localSones).transform(soneLoader()).transform(Optionals.<Sone>get())) {
+ saveSone(localSone);
+ }
+ } finally {
+ lock.writeLock().unlock();
+ }
+ }
+
+ private synchronized void saveSone(Sone sone) {
+ logger.log(Level.INFO, String.format("Saving Sone: %s", sone));
+ try {
+ /* save Sone into configuration. */
+ String sonePrefix = "Sone/" + sone.getId();
+ configuration.getLongValue(sonePrefix + "/Time").setValue(sone.getTime());
+ configuration.getStringValue(sonePrefix + "/LastInsertFingerprint").setValue(lastInsertFingerprints.get(sone.getId()));
+
+ /* save profile. */
+ Profile profile = sone.getProfile();
+ configuration.getStringValue(sonePrefix + "/Profile/FirstName").setValue(profile.getFirstName());
+ configuration.getStringValue(sonePrefix + "/Profile/MiddleName").setValue(profile.getMiddleName());
+ configuration.getStringValue(sonePrefix + "/Profile/LastName").setValue(profile.getLastName());
+ configuration.getIntValue(sonePrefix + "/Profile/BirthDay").setValue(profile.getBirthDay());
+ configuration.getIntValue(sonePrefix + "/Profile/BirthMonth").setValue(profile.getBirthMonth());
+ configuration.getIntValue(sonePrefix + "/Profile/BirthYear").setValue(profile.getBirthYear());
+ configuration.getStringValue(sonePrefix + "/Profile/Avatar").setValue(profile.getAvatar());
+
+ /* save profile fields. */
+ int fieldCounter = 0;
+ for (Field profileField : profile.getFields()) {
+ String fieldPrefix = sonePrefix + "/Profile/Fields/" + fieldCounter++;
+ configuration.getStringValue(fieldPrefix + "/Name").setValue(profileField.getName());
+ configuration.getStringValue(fieldPrefix + "/Value").setValue(profileField.getValue());
+ }
+ configuration.getStringValue(sonePrefix + "/Profile/Fields/" + fieldCounter + "/Name").setValue(null);
+
+ /* save posts. */
+ int postCounter = 0;
+ for (Post post : sone.getPosts()) {
+ String postPrefix = sonePrefix + "/Posts/" + postCounter++;
+ configuration.getStringValue(postPrefix + "/ID").setValue(post.getId());
+ configuration.getStringValue(postPrefix + "/Recipient").setValue(post.getRecipientId().orNull());
+ configuration.getLongValue(postPrefix + "/Time").setValue(post.getTime());
+ configuration.getStringValue(postPrefix + "/Text").setValue(post.getText());
+ }
+ configuration.getStringValue(sonePrefix + "/Posts/" + postCounter + "/ID").setValue(null);
+
+ /* save replies. */
+ int replyCounter = 0;
+ for (PostReply reply : sone.getReplies()) {
+ String replyPrefix = sonePrefix + "/Replies/" + replyCounter++;
+ configuration.getStringValue(replyPrefix + "/ID").setValue(reply.getId());
+ configuration.getStringValue(replyPrefix + "/Post/ID").setValue(reply.getPostId());
+ configuration.getLongValue(replyPrefix + "/Time").setValue(reply.getTime());
+ configuration.getStringValue(replyPrefix + "/Text").setValue(reply.getText());
+ }
+ configuration.getStringValue(sonePrefix + "/Replies/" + replyCounter + "/ID").setValue(null);
+
+ /* save post likes. */
+ int postLikeCounter = 0;
+ for (String postId : sone.getLikedPostIds()) {
+ configuration.getStringValue(sonePrefix + "/Likes/Post/" + postLikeCounter++ + "/ID").setValue(postId);
+ }
+ configuration.getStringValue(sonePrefix + "/Likes/Post/" + postLikeCounter + "/ID").setValue(null);
+
+ /* save reply likes. */
+ int replyLikeCounter = 0;
+ for (String replyId : sone.getLikedReplyIds()) {
+ configuration.getStringValue(sonePrefix + "/Likes/Reply/" + replyLikeCounter++ + "/ID").setValue(replyId);
+ }
+ configuration.getStringValue(sonePrefix + "/Likes/Reply/" + replyLikeCounter + "/ID").setValue(null);
+
+ /* save albums. first, collect in a flat structure, top-level first. */
+ List<Album> albums = FluentIterable.from(sone.getRootAlbum().getAlbums()).transformAndConcat(Album.FLATTENER).toList();
+
+ int albumCounter = 0;
+ for (Album album : albums) {
+ String albumPrefix = sonePrefix + "/Albums/" + albumCounter++;
+ configuration.getStringValue(albumPrefix + "/ID").setValue(album.getId());
+ configuration.getStringValue(albumPrefix + "/Title").setValue(album.getTitle());
+ configuration.getStringValue(albumPrefix + "/Description").setValue(album.getDescription());
+ configuration.getStringValue(albumPrefix + "/Parent").setValue(album.getParent().equals(sone.getRootAlbum()) ? null : album.getParent().getId());
+ configuration.getStringValue(albumPrefix + "/AlbumImage").setValue(album.getAlbumImage() == null ? null : album.getAlbumImage().getId());
+ }
+ configuration.getStringValue(sonePrefix + "/Albums/" + albumCounter + "/ID").setValue(null);
+
+ /* save images. */
+ int imageCounter = 0;
+ for (Album album : albums) {
+ for (Image image : album.getImages()) {
+ if (!image.isInserted()) {
+ continue;
+ }
+ String imagePrefix = sonePrefix + "/Images/" + imageCounter++;
+ configuration.getStringValue(imagePrefix + "/ID").setValue(image.getId());
+ configuration.getStringValue(imagePrefix + "/Album").setValue(album.getId());
+ configuration.getStringValue(imagePrefix + "/Key").setValue(image.getKey());
+ configuration.getStringValue(imagePrefix + "/Title").setValue(image.getTitle());
+ configuration.getStringValue(imagePrefix + "/Description").setValue(image.getDescription());
+ configuration.getLongValue(imagePrefix + "/CreationTime").setValue(image.getCreationTime());
+ configuration.getIntValue(imagePrefix + "/Width").setValue(image.getWidth());
+ configuration.getIntValue(imagePrefix + "/Height").setValue(image.getHeight());
+ }
+ }
+ configuration.getStringValue(sonePrefix + "/Images/" + imageCounter + "/ID").setValue(null);
+
+ /* save options. */
+ configuration.getBooleanValue(sonePrefix + "/Options/AutoFollow").setValue(sone.getOptions().isAutoFollow());
+ configuration.getBooleanValue(sonePrefix + "/Options/EnableSoneInsertNotifications").setValue(sone.getOptions().isSoneInsertNotificationEnabled());
+ configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewSones").setValue(sone.getOptions().isShowNewSoneNotifications());
+ configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewPosts").setValue(sone.getOptions().isShowNewPostNotifications());
+ configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewReplies").setValue(sone.getOptions().isShowNewReplyNotifications());
+ configuration.getStringValue(sonePrefix + "/Options/ShowCustomAvatars").setValue(sone.getOptions().getShowCustomAvatars().name());
+
+ configuration.save();
+
+ logger.log(Level.INFO, String.format("Sone %s saved.", sone));
+ } catch (ConfigurationException ce1) {
+ logger.log(Level.WARNING, String.format("Could not save Sone: %s", sone), ce1);
+ }
+ }
+
+ //
+ // SERVICE METHODS
+ //
+
+ /** {@inheritDocs} */
+ @Override
+ protected void doStart() {
+ postDatabase.start();
+ memoryBookmarkDatabase.start();
+ loadKnownPostReplies();
+ notifyStarted();
+ }
+
+ /** {@inheritDocs} */
+ @Override
+ protected void doStop() {
+ try {
+ postDatabase.stop();
+ memoryBookmarkDatabase.stop();
+ save();
+ notifyStopped();
+ } catch (DatabaseException de1) {
+ notifyFailed(de1);
+ }
+ }
+
+ @Override
+ public SoneBuilder newSoneBuilder() {
+ return new MemorySoneBuilder(this);
+ }
+
+ @Override
+ public void storeSone(Sone sone) {
+ lock.writeLock().lock();
+ try {
+ removeSone(sone);
+
+ allSones.put(sone.getId(), sone);
+ storePosts(sone.getId(), sone.getPosts());
+ storePostReplies(sone.getId(), sone.getReplies());
+ storeAlbums(sone.getId(), toAllAlbums.apply(sone));
+ storeImages(sone.getId(), toAllImages.apply(sone));
+ } finally {
+ lock.writeLock().unlock();
+ }
+ }
+
+ private void storePosts(String soneId, Collection<Post> posts) {
+ postDatabase.storePosts(soneId, posts);
+ }
+
+ private void storePostReplies(String soneId, Collection<PostReply> postReplies) {
+ sonePostReplies.putAll(soneId, postReplies);
+ for (PostReply postReply : postReplies) {
+ allPostReplies.put(postReply.getId(), postReply);
+ }
+ }
+
+ private void storeAlbums(String soneId, Collection<Album> albums) {
+ soneAlbums.putAll(soneId, albums);
+ for (Album album : albums) {
+ allAlbums.put(album.getId(), album);
+ }
+ }
+
+ private void storeImages(String soneId, Collection<Image> images) {
+ soneImages.putAll(soneId, images);
+ for (Image image : images) {
+ allImages.put(image.getId(), image);
+ }
+ }
+
+ @Override
+ public void removeSone(Sone sone) {
+ lock.writeLock().lock();
+ try {
+ allSones.remove(sone.getId());
+ postDatabase.removePostsFor(sone.getId());
+ Collection<PostReply> removedPostReplies =
+ sonePostReplies.removeAll(sone.getId());
+ for (PostReply removedPostReply : removedPostReplies) {
+ allPostReplies.remove(removedPostReply.getId());
+ }
+ Collection<Album> removedAlbums =
+ soneAlbums.removeAll(sone.getId());
+ for (Album removedAlbum : removedAlbums) {
+ allAlbums.remove(removedAlbum.getId());
+ }
+ Collection<Image> removedImages =
+ soneImages.removeAll(sone.getId());
+ for (Image removedImage : removedImages) {
+ allImages.remove(removedImage.getId());
+ }
+ } finally {
+ lock.writeLock().unlock();
+ }
+ }
+
+ @Override
+ public Function<String, Optional<Sone>> soneLoader() {
+ return new Function<String, Optional<Sone>>() {
+ @Override
+ public Optional<Sone> apply(String soneId) {
+ return getSone(soneId);
+ }
+ };
+ }
+
+ @Override
+ public Optional<Sone> getSone(String soneId) {
+ lock.readLock().lock();
+ try {
+ return fromNullable(allSones.get(soneId));
+ } finally {
+ lock.readLock().unlock();
+ }
+ }
+
+ @Override
+ public Collection<Sone> getSones() {
+ lock.readLock().lock();
+ try {
+ return new HashSet<Sone>(allSones.values());
+ } finally {
+ lock.readLock().unlock();
+ }
+ }
+
+ @Override
+ public Collection<LocalSone> getLocalSones() {
lock.readLock().lock();
try {
- Collection<Post> posts = recipientPosts.get(recipientId);
- return (posts == null) ? Collections.<Post> emptySet() : new HashSet<Post>(posts);
+ return from(allSones.values()).filter(LOCAL_SONE_FILTER).transform(new Function<Sone, LocalSone>() {
+ @Override
+ public LocalSone apply(Sone sone) {
+ // FIXME – Sones will not always implement LocalSone
+ return (LocalSone) sone;
+ }
+ }).toSet();
+ } finally {
+ lock.readLock().unlock();
+ }
+ }
+
+ @Override
+ public Collection<Sone> getRemoteSones() {
+ lock.readLock().lock();
+ try {
+ return from(allSones.values())
+ .filter(not(LOCAL_SONE_FILTER)) .toSet();
} finally {
lock.readLock().unlock();
}
}
+ @Override
+ public Collection<String> getFriends(Sone localSone) {
+ if (!localSone.isLocal()) {
+ return Collections.emptySet();
+ }
+ return memoryFriendDatabase.getFriends(localSone.getId());
+ }
+
+ @Override
+ public boolean isFriend(Sone localSone, String friendSoneId) {
+ if (!localSone.isLocal()) {
+ return false;
+ }
+ return memoryFriendDatabase.isFriend(localSone.getId(), friendSoneId);
+ }
+
+ @Override
+ public void addFriend(Sone localSone, String friendSoneId) {
+ if (!localSone.isLocal()) {
+ return;
+ }
+ memoryFriendDatabase.addFriend(localSone.getId(), friendSoneId);
+ }
+
+ @Override
+ public void removeFriend(Sone localSone, String friendSoneId) {
+ if (!localSone.isLocal()) {
+ return;
+ }
+ memoryFriendDatabase.removeFriend(localSone.getId(), friendSoneId);
+ }
+
+ //
+ // POSTPROVIDER METHODS
+ //
+
+ /** {@inheritDocs} */
+ @Override
+ public Optional<Post> getPost(String postId) {
+ return postDatabase.getPost(postId);
+ }
+
+ /** {@inheritDocs} */
+ @Override
+ public Collection<Post> getPosts(String soneId) {
+ return new HashSet<Post>(getPostsFrom(soneId));
+ }
+
+ /** {@inheritDocs} */
+ @Override
+ public Collection<Post> getDirectedPosts(final String recipientId) {
+ return postDatabase.getDirectedPosts(recipientId);
+ }
+
//
// POSTBUILDERFACTORY METHODS
//
- /**
- * {@inheritDocs}
- */
+ /** {@inheritDocs} */
@Override
public PostBuilder newPostBuilder() {
- return new MemoryPostBuilder(soneProvider);
+ return new MemoryPostBuilder(this, soneProvider);
}
//
// POSTSTORE METHODS
//
- /**
- * {@inheritDocs}
- */
+ /** {@inheritDocs} */
@Override
public void storePost(Post post) {
checkNotNull(post, "post must not be null");
+ postDatabase.storePost(post);
+ }
+
+ /** {@inheritDocs} */
+ @Override
+ public void removePost(Post post) {
+ checkNotNull(post, "post must not be null");
+ postDatabase.removePost(post.getId());
+ }
+
+ //
+ // POSTREPLYPROVIDER METHODS
+ //
+
+ /** {@inheritDocs} */
+ @Override
+ public Optional<PostReply> getPostReply(String id) {
+ lock.readLock().lock();
+ try {
+ return fromNullable(allPostReplies.get(id));
+ } finally {
+ lock.readLock().unlock();
+ }
+ }
+
+ /** {@inheritDocs} */
+ @Override
+ public List<PostReply> getReplies(final String postId) {
+ lock.readLock().lock();
+ try {
+ return from(allPostReplies.values())
+ .filter(new Predicate<PostReply>() {
+ @Override
+ public boolean apply(PostReply postReply) {
+ return postReply.getPostId().equals(postId);
+ }
+ }).toSortedList(TIME_COMPARATOR);
+ } finally {
+ lock.readLock().unlock();
+ }
+ }
+
+ //
+ // POSTREPLYBUILDERFACTORY METHODS
+ //
+
+ /** {@inheritDocs} */
+ @Override
+ public PostReplyBuilder newPostReplyBuilder() {
+ return new MemoryPostReplyBuilder(this, soneProvider);
+ }
+
+ //
+ // POSTREPLYSTORE METHODS
+ //
+
+ /** {@inheritDocs} */
+ @Override
+ public void storePostReply(PostReply postReply) {
lock.writeLock().lock();
try {
- allPosts.put(post.getId(), post);
- getPostsFrom(post.getSone().getId()).add(post);
- if (post.getRecipientId().isPresent()) {
- getPostsTo(post.getRecipientId().get()).add(post);
- }
+ allPostReplies.put(postReply.getId(), postReply);
} finally {
lock.writeLock().unlock();
}
}
- /**
- * {@inheritDocs}
- */
+ /** {@inheritDocs} */
@Override
- public void removePost(Post post) {
- checkNotNull(post, "post must not be null");
+ public void removePostReply(PostReply postReply) {
lock.writeLock().lock();
try {
- allPosts.remove(post.getId());
- getPostsFrom(post.getSone().getId()).remove(post);
- if (post.getRecipientId().isPresent()) {
- getPostsTo(post.getRecipientId().get()).remove(post);
- }
- post.getSone().removePost(post);
+ allPostReplies.remove(postReply.getId());
} finally {
lock.writeLock().unlock();
}
}
- /**
- * {@inheritDocs}
- */
+ //
+ // ALBUMPROVDER METHODS
+ //
+
@Override
- public void storePosts(Sone sone, Collection<Post> posts) throws IllegalArgumentException {
- checkNotNull(sone, "sone must not be null");
- /* verify that all posts are from the same Sone. */
- for (Post post : posts) {
- if (!sone.equals(post.getSone())) {
- throw new IllegalArgumentException(String.format("Post from different Sone found: %s", post));
- }
+ public Optional<Album> getAlbum(String albumId) {
+ lock.readLock().lock();
+ try {
+ return fromNullable(allAlbums.get(albumId));
+ } finally {
+ lock.readLock().unlock();
}
+ }
+
+ //
+ // ALBUMBUILDERFACTORY METHODS
+ //
+ @Override
+ public AlbumBuilder newAlbumBuilder() {
+ return new AlbumBuilderImpl();
+ }
+
+ //
+ // ALBUMSTORE METHODS
+ //
+
+ @Override
+ public void storeAlbum(Album album) {
lock.writeLock().lock();
try {
- /* remove all posts by the Sone. */
- getPostsFrom(sone.getId()).clear();
- for (Post post : posts) {
- allPosts.remove(post.getId());
- if (post.getRecipientId().isPresent()) {
- getPostsTo(post.getRecipientId().get()).remove(post);
- }
- }
-
- /* add new posts. */
- getPostsFrom(sone.getId()).addAll(posts);
- for (Post post : posts) {
- allPosts.put(post.getId(), post);
- if (post.getRecipientId().isPresent()) {
- getPostsTo(post.getRecipientId().get()).add(post);
- }
- }
+ allAlbums.put(album.getId(), album);
+ soneAlbums.put(album.getSone().getId(), album);
} finally {
lock.writeLock().unlock();
}
}
- /**
- * {@inheritDocs}
- */
@Override
- public void removePosts(Sone sone) {
- checkNotNull(sone, "sone must not be null");
+ public void removeAlbum(Album album) {
lock.writeLock().lock();
try {
- /* remove all posts by the Sone. */
- getPostsFrom(sone.getId()).clear();
- for (Post post : sone.getPosts()) {
- allPosts.remove(post.getId());
- if (post.getRecipientId().isPresent()) {
- getPostsTo(post.getRecipientId().get()).remove(post);
- }
- }
+ allAlbums.remove(album.getId());
+ soneAlbums.remove(album.getSone().getId(), album);
} finally {
lock.writeLock().unlock();
}
}
//
- // POSTDATABASE METHODS
+ // IMAGEPROVIDER METHODS
+ //
+
+ @Override
+ public Optional<Image> getImage(String imageId) {
+ lock.readLock().lock();
+ try {
+ return fromNullable(allImages.get(imageId));
+ } finally {
+ lock.readLock().unlock();
+ }
+ }
+
+ //
+ // IMAGEBUILDERFACTORY METHODS
+ //
+
+ @Override
+ public ImageBuilder newImageBuilder() {
+ return new ImageBuilderImpl();
+ }
+
+ //
+ // IMAGESTORE METHODS
//
- /**
- * {@inheritDocs}
- */
@Override
- public void loadKnownPosts(Configuration configuration, String prefix) {
+ public void storeImage(Image image) {
lock.writeLock().lock();
try {
- int postCounter = 0;
- while (true) {
- String knownPostId = configuration.getStringValue(prefix + postCounter++ + "/ID").getValue(null);
- if (knownPostId == null) {
- break;
- }
- knownPosts.add(knownPostId);
- }
+ allImages.put(image.getId(), image);
+ soneImages.put(image.getSone().getId(), image);
} finally {
lock.writeLock().unlock();
}
}
- /**
- * {@inheritDocs}
- */
@Override
- public void saveKnownPosts(Configuration configuration, String prefix) throws ConfigurationException {
- lock.readLock().lock();
+ public void removeImage(Image image) {
+ lock.writeLock().lock();
try {
- int postCounter = 0;
- for (String knownPostId : knownPosts) {
- configuration.getStringValue(prefix + postCounter++ + "/ID").setValue(knownPostId);
- }
- configuration.getStringValue(prefix + postCounter + "/ID").setValue(null);
+ allImages.remove(image.getId());
+ soneImages.remove(image.getSone().getId(), image);
} finally {
- lock.readLock().unlock();
+ lock.writeLock().unlock();
}
}
+ @Override
+ public void bookmarkPost(Post post) {
+ memoryBookmarkDatabase.bookmarkPost(post);
+ }
+
+ @Override
+ public void unbookmarkPost(Post post) {
+ memoryBookmarkDatabase.unbookmarkPost(post);
+ }
+
+ @Override
+ public boolean isPostBookmarked(Post post) {
+ return memoryBookmarkDatabase.isPostBookmarked(post);
+ }
+
+ @Override
+ public Set<Post> getBookmarkedPosts() {
+ return memoryBookmarkDatabase.getBookmarkedPosts();
+ }
+
//
// PACKAGE-PRIVATE METHODS
//
* Returns whether the given post is known.
*
* @param post
- * The post
+ * The post
* @return {@code true} if the post is known, {@code false} otherwise
*/
boolean isPostKnown(Post post) {
+ return postDatabase.isPostKnown(post.getId());
+ }
+
+ /**
+ * Sets whether the given post is known.
+ *
+ * @param post
+ * The post
+ * @param known
+ * {@code true} if the post is known, {@code false} otherwise
+ */
+ void setPostKnown(Post post, boolean known) {
+ postDatabase.setPostKnown(post.getId(), known);
+ }
+
+ /**
+ * Returns whether the given post reply is known.
+ *
+ * @param postReply
+ * The post reply
+ * @return {@code true} if the given post reply is known, {@code false}
+ * otherwise
+ */
+ boolean isPostReplyKnown(PostReply postReply) {
lock.readLock().lock();
try {
- return knownPosts.contains(post.getId());
+ return knownPostReplies.contains(postReply.getId());
} finally {
lock.readLock().unlock();
}
}
/**
- * Sets whether the given post is known.
+ * Sets whether the given post reply is known.
*
- * @param post
- * The post
+ * @param postReply
+ * The post reply
* @param known
- * {@code true} if the post is known, {@code false} otherwise
+ * {@code true} if the post reply is known, {@code false} otherwise
*/
- void setPostKnown(Post post, boolean known) {
+ void setPostReplyKnown(PostReply postReply, boolean known) {
lock.writeLock().lock();
try {
if (known) {
- knownPosts.add(post.getId());
+ knownPostReplies.add(postReply.getId());
} else {
- knownPosts.remove(post.getId());
+ knownPostReplies.remove(postReply.getId());
}
} finally {
lock.writeLock().unlock();
* none yet.
*
* @param soneId
- * The ID of the Sone to get the posts for
+ * The ID of the Sone to get the posts for
* @return All posts
*/
private Collection<Post> getPostsFrom(String soneId) {
- Collection<Post> posts = null;
- lock.readLock().lock();
- try {
- posts = sonePosts.get(soneId);
- } finally {
- lock.readLock().unlock();
- }
- if (posts != null) {
- return posts;
- }
+ return postDatabase.getPostsFrom(soneId);
+ }
- posts = new HashSet<Post>();
+ /** Loads the known post replies. */
+ private void loadKnownPostReplies() {
+ Set<String> knownPostReplies = configurationLoader.loadKnownPostReplies();
lock.writeLock().lock();
try {
- sonePosts.put(soneId, posts);
+ this.knownPostReplies.clear();
+ this.knownPostReplies.addAll(knownPostReplies);
} finally {
lock.writeLock().unlock();
}
-
- return posts;
}
/**
- * Gets all posts that are directed the given Sone, creating a new
- * collection if there is none yet.
+ * Saves the known post replies to the configuration.
*
- * @param recipientId
- * The ID of the Sone to get the posts for
- * @return All posts
+ * @throws DatabaseException
+ * if a configuration error occurs
*/
- private Collection<Post> getPostsTo(String recipientId) {
- Collection<Post> posts = null;
+ private void saveKnownPostReplies() throws DatabaseException {
lock.readLock().lock();
try {
- posts = recipientPosts.get(recipientId);
+ int replyCounter = 0;
+ for (String knownReplyId : knownPostReplies) {
+ configuration.getStringValue("KnownReplies/" + replyCounter++ + "/ID").setValue(
+ knownReplyId);
+ }
+ configuration.getStringValue("KnownReplies/" + replyCounter + "/ID").setValue(null);
+ } catch (ConfigurationException ce1) {
+ throw new DatabaseException("Could not save database.", ce1);
} finally {
lock.readLock().unlock();
}
- if (posts != null) {
- return posts;
- }
-
- posts = new HashSet<Post>();
- lock.writeLock().lock();
- try {
- recipientPosts.put(recipientId, posts);
- } finally {
- lock.writeLock().unlock();
- }
-
- return posts;
- }
-
- /**
- * {@link PostBuilder} implementation that creates a {@link MemoryPost}.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
- */
- private class MemoryPostBuilder extends AbstractPostBuilder {
-
- /**
- * Creates a new memory post builder.
- *
- * @param soneProvider
- * The Sone provider
- */
- public MemoryPostBuilder(SoneProvider soneProvider) {
- super(soneProvider);
- }
-
- /**
- * {@inheritDocs}
- */
- @Override
- public Post build() throws IllegalStateException {
- validate();
- Post post = new MemoryPost(MemoryPostDatabase.this, soneProvider, randomId ? UUID.randomUUID().toString() : id, senderId, recipientId, currentTime ? System.currentTimeMillis() : time, text);
- post.setKnown(isPostKnown(post));
- return post;
- }
-
}
}