import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
+import net.pterodactylus.sone.data.Album;
+import net.pterodactylus.sone.data.Image;
import net.pterodactylus.sone.data.Post;
import net.pterodactylus.sone.data.PostReply;
import net.pterodactylus.sone.data.Reply;
import net.pterodactylus.sone.data.Sone;
+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.util.config.ConfigurationException;
import com.google.common.base.Optional;
+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.util.concurrent.AbstractService;
private final Map<String, Post> allPosts = new HashMap<String, Post>();
/** All posts by their Sones. */
- private final Map<String, Collection<Post>> sonePosts = new HashMap<String, Collection<Post>>();
+ private final Multimap<String, Post> sonePosts = HashMultimap.create();
/** All posts by their recipient. */
- private final Map<String, Collection<Post>> recipientPosts = new HashMap<String, Collection<Post>>();
+ private final Multimap<String, Post> recipientPosts = HashMultimap.create();
/** Whether posts are known. */
private final Set<String> knownPosts = new HashSet<String>();
/** Whether post replies are known. */
private final Set<String> knownPostReplies = new HashSet<String>();
+ private final Map<String, Album> allAlbums = new HashMap<String, Album>();
+
+ private final Map<String, Image> allImages = new HashMap<String, Image>();
+
/**
* Creates a new memory database.
*
lock.writeLock().lock();
try {
/* remove all posts by the Sone. */
- getPostsFrom(sone.getId()).clear();
- for (Post post : posts) {
+ Collection<Post> oldPosts = getPostsFrom(sone.getId());
+ for (Post post : oldPosts) {
allPosts.remove(post.getId());
if (post.getRecipientId().isPresent()) {
getPostsTo(post.getRecipientId().get()).remove(post);
}
//
+ // ALBUMPROVDER METHODS
+ //
+
+ @Override
+ 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 {
+ allAlbums.put(album.getId(), album);
+ } finally {
+ lock.writeLock().unlock();
+ }
+ }
+
+ @Override
+ public void removeAlbum(Album album) {
+ lock.writeLock().lock();
+ try {
+ allAlbums.remove(album.getId());
+ } finally {
+ lock.writeLock().unlock();
+ }
+ }
+
+ //
+ // 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
+ //
+
+ @Override
+ public void storeImage(Image image) {
+ lock.writeLock().lock();
+ try {
+ allImages.put(image.getId(), image);
+ } finally {
+ lock.writeLock().unlock();
+ }
+ }
+
+ @Override
+ public void removeImage(Image image) {
+ lock.writeLock().lock();
+ try {
+ allImages.remove(image.getId());
+ } finally {
+ lock.writeLock().unlock();
+ }
+ }
+
+ //
// PACKAGE-PRIVATE METHODS
//
* @return All posts
*/
private Collection<Post> getPostsFrom(String soneId) {
- Collection<Post> posts = null;
lock.readLock().lock();
try {
- posts = sonePosts.get(soneId);
+ return sonePosts.get(soneId);
} finally {
lock.readLock().unlock();
}
- if (posts != null) {
- return posts;
- }
-
- posts = new HashSet<Post>();
- lock.writeLock().lock();
- try {
- sonePosts.put(soneId, posts);
- } finally {
- lock.writeLock().unlock();
- }
-
- return posts;
}
/**
* @return All posts
*/
private Collection<Post> getPostsTo(String recipientId) {
- Collection<Post> posts = null;
lock.readLock().lock();
try {
- posts = recipientPosts.get(recipientId);
+ return recipientPosts.get(recipientId);
} 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;
}
/** Loads the known posts. */