X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fdata%2FPost.java;h=a4a794e6bd18c9b9e2fd4baec479fa9e0984cc6d;hb=fc66bb049a3de0c3c12d5df53002a32cdf2ce6a5;hp=6523e9b8cfcf848b062aa32d9b7ff185bdd47246;hpb=6e9a43ccd93ae125720547c0fe421dc81a54ba90;p=Sone.git
diff --git a/src/main/java/net/pterodactylus/sone/data/Post.java b/src/main/java/net/pterodactylus/sone/data/Post.java
index 6523e9b..a4a794e 100644
--- a/src/main/java/net/pterodactylus/sone/data/Post.java
+++ b/src/main/java/net/pterodactylus/sone/data/Post.java
@@ -1,5 +1,5 @@
/*
- * Sone - Post.java - Copyright © 2010â2013 David Roden
+ * Sone - Post.java - Copyright © 2010â2020 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
@@ -17,6 +17,8 @@
package net.pterodactylus.sone.data;
+import static com.google.common.base.Optional.absent;
+
import java.util.Comparator;
import com.google.common.base.Optional;
@@ -25,13 +27,11 @@ import com.google.common.base.Predicate;
/**
* A post is a short message that a user writes in his Sone to let other users
* know what is going on.
- *
- * @author David âBombeâ Roden
*/
-public interface Post {
+public interface Post extends Identified {
/** Comparator for posts, sorts descending by time. */
- public static final Comparator TIME_COMPARATOR = new Comparator() {
+ public static final Comparator NEWEST_FIRST = new Comparator() {
@Override
public int compare(Post leftPost, Post rightPost) {
@@ -45,7 +45,7 @@ public interface Post {
@Override
public boolean apply(Post post) {
- return post.getTime() <= System.currentTimeMillis();
+ return (post != null) && (post.getTime() <= System.currentTimeMillis());
}
};
@@ -62,6 +62,14 @@ public interface Post {
public String getId();
/**
+ * Returns whether this post has already been loaded.
+ *
+ * @return {@code true} if this post has already been loaded, {@code
+ * false} otherwise
+ */
+ boolean isLoaded();
+
+ /**
* Returns the Sone this post belongs to.
*
* @return The Sone of this post
@@ -77,10 +85,7 @@ public interface Post {
public Optional 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
@@ -117,4 +122,62 @@ public interface Post {
*/
public Post setKnown(boolean known);
+ /**
+ * Shell for a post that has not yet been loaded.
+ */
+ public static class EmptyPost implements Post {
+
+ private final String id;
+
+ public EmptyPost(String id) {
+ this.id = id;
+ }
+
+ @Override
+ public String getId() {
+ return id;
+ }
+
+ @Override
+ public boolean isLoaded() {
+ return false;
+ }
+
+ @Override
+ public Sone getSone() {
+ return null;
+ }
+
+ @Override
+ public Optional getRecipientId() {
+ return absent();
+ }
+
+ @Override
+ public Optional getRecipient() {
+ return absent();
+ }
+
+ @Override
+ public long getTime() {
+ return 0;
+ }
+
+ @Override
+ public String getText() {
+ return null;
+ }
+
+ @Override
+ public boolean isKnown() {
+ return false;
+ }
+
+ @Override
+ public Post setKnown(boolean known) {
+ return this;
+ }
+
+ }
+
}