package net.pterodactylus.sone.data;
+import java.util.Collections;
import java.util.Comparator;
+import java.util.List;
+import com.google.common.base.Function;
import com.google.common.base.Optional;
import com.google.common.base.Predicate;
*
* @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
*/
-public interface Post {
+public interface Post extends Identified {
/** Comparator for posts, sorts descending by time. */
public static final Comparator<Post> TIME_COMPARATOR = new Comparator<Post>() {
@Override
public boolean apply(Post post) {
- return post.getTime() <= System.currentTimeMillis();
+ return (post == null) ? false : post.getTime() <= System.currentTimeMillis();
}
};
+ public static final Function<Post, List<PostReply>> TO_REPLIES = new Function<Post, List<PostReply>>() {
+ @Override
+ public List<PostReply> apply(Post post) {
+ return (post == null) ? Collections.<PostReply>emptyList() : post.getReplies();
+ }
+ };
+
//
// ACCESSORS
//
public Optional<String> getRecipientId();
/**
- * Returns the recipient of this post, if any. As this method can return
- * {@link Optional#absent()} if the post has a recipient which has not yet
- * been loaded, it is recommended to use {@link #hasRecipient()} to check
- * for the presence of a recipient.
+ * Returns the recipient of this post, if any.
*
* @return The recipient of this post, or {@link Optional#absent()} if there
* is no recipient
*/
public Post setKnown(boolean known);
+ List<PostReply> getReplies();
+
}