X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fdata%2FPostReply.java;h=dc4a903deae14d341dd9d946d0279a3335ae2f7d;hp=a4d9ef395ac57ed2b6fd8ad1c4a713b34bd34228;hb=179e7da4d8d8a474d0b622d60b5f5d32d6ab4052;hpb=99888ce13cc17d49f5e217ab6f2c9ad5ef168792

diff --git a/src/main/java/net/pterodactylus/sone/data/PostReply.java b/src/main/java/net/pterodactylus/sone/data/PostReply.java
index a4d9ef3..dc4a903 100644
--- a/src/main/java/net/pterodactylus/sone/data/PostReply.java
+++ b/src/main/java/net/pterodactylus/sone/data/PostReply.java
@@ -1,5 +1,5 @@
 /*
- * Sone - PostReply.java - Copyright © 2010–2013 David Roden
+ * Sone - PostReply.java - Copyright © 2010–2019 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
@@ -17,28 +17,39 @@
 
 package net.pterodactylus.sone.data;
 
+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
  * refers to another {@link Post}.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  */
 public interface PostReply extends Reply<PostReply> {
 
 	/**
-	 * Returns the post this reply refers to.
+	 * Filter that selects {@link PostReply}s that have a
+	 * {@link Optional#isPresent() present} {@link #getPost() post}.
+	 */
+	public static final Predicate<PostReply> HAS_POST_FILTER = new Predicate<PostReply>() {
+
+		@Override
+		public boolean apply(PostReply postReply) {
+			return (postReply != null) && postReply.getPost().isPresent();
+		}
+	};
+
+	/**
+	 * Returns the ID of the post this reply refers to.
 	 *
-	 * @return The post this reply refers to
+	 * @return The ID of the post this reply refers to
 	 */
-	public Post getPost();
+	public String getPostId();
 
 	/**
-	 * Sets the post this reply refers to.
+	 * Returns the post this reply refers to.
 	 *
-	 * @param post
-	 *            The post this reply refers to
-	 * @return This reply
+	 * @return The post this reply refers to
 	 */
-	public PostReply setPost(Post post);
+	public Optional<Post> getPost();
 
 }