import java.util.concurrent.locks.ReentrantReadWriteLock;
import net.pterodactylus.sone.data.Post;
+import net.pterodactylus.sone.data.Post.EmptyPost;
import net.pterodactylus.sone.database.BookmarkDatabase;
import com.google.common.base.Function;
public Set<Post> getBookmarkedPosts() {
lock.readLock().lock();
try {
- return from(bookmarkedPosts).transformAndConcat(
- new Function<String, Iterable<Post>>() {
+ return from(bookmarkedPosts).transform(
+ new Function<String, Post>() {
@Override
- public Iterable<Post> apply(String postId) {
- return memoryDatabase.getPost(postId).asSet();
+ public Post apply(String postId) {
+ return memoryDatabase.getPost(postId)
+ .or(new EmptyPost(postId));
}
}).toSet();
} finally {