/*
- * Sone - PostReply.java - Copyright © 2010–2012 David Roden
+ * Sone - PostReply.java - Copyright © 2010–2013 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.data;
-import java.util.UUID;
+import com.google.common.base.Optional;
+import com.google.common.base.Predicate;
/**
* A reply is like a {@link Post} but can never be posted on its own, it always
*
* @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
*/
-public class PostReply extends Reply<PostReply> {
-
- /** The Post this reply refers to. */
- private volatile Post post;
+public interface PostReply extends Reply<PostReply> {
/**
- * Creates a new reply.
- *
- * @param id
- * The ID of the reply
+ * Filter that selects {@link PostReply}s that have a
+ * {@link Optional#isPresent() present} {@link #getPost() post}.
*/
- public PostReply(String id) {
- this(id, null, null, 0, null);
- }
+ public static final Predicate<PostReply> HAS_POST_FILTER = new Predicate<PostReply>() {
- /**
- * Creates a new reply.
- *
- * @param sone
- * The sone that posted the reply
- * @param post
- * The post to reply to
- * @param text
- * The text of the reply
- */
- public PostReply(Sone sone, Post post, String text) {
- this(sone, post, System.currentTimeMillis(), text);
- }
-
- /**
- * Creates a new reply-
- *
- * @param sone
- * The sone that posted the reply
- * @param post
- * The post to reply to
- * @param time
- * The time of the reply
- * @param text
- * The text of the reply
- */
- public PostReply(Sone sone, Post post, long time, String text) {
- this(UUID.randomUUID().toString(), sone, post, time, text);
- }
+ @Override
+ public boolean apply(PostReply postReply) {
+ return (postReply == null) ? false : postReply.getPost().isPresent();
+ }
+ };
/**
- * Creates a new reply-
+ * Returns the ID of the post this reply refers to.
*
- * @param sone
- * The sone that posted the reply
- * @param id
- * The ID of the reply
- * @param post
- * The post to reply to
- * @param time
- * The time of the reply
- * @param text
- * The text of the reply
+ * @return The ID of the post this reply refers to
*/
- public PostReply(String id, Sone sone, Post post, long time, String text) {
- super(id, sone, time, text);
- this.post = post;
- }
-
- //
- // ACCESSORS
- //
+ public String getPostId();
/**
* Returns the post this reply refers to.
*
* @return The post this reply refers to
*/
- public Post getPost() {
- return post;
- }
-
- /**
- * Sets the post this reply refers to.
- *
- * @param post
- * The post this reply refers to
- * @return This reply (for method chaining)
- */
- public PostReply setPost(Post post) {
- this.post = post;
- return this;
- }
+ public Optional<Post> getPost();
}