package net.pterodactylus.sone.data;
-import java.util.ArrayList;
-import java.util.Collections;
import java.util.Comparator;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
import java.util.UUID;
+import net.pterodactylus.util.filter.Filter;
+
/**
* A post is a short message that a user writes in his Sone to let other users
* know what is going on.
*/
public class Post {
+ /** Comparator for posts, sorts descending by time. */
+ public static final Comparator<Post> TIME_COMPARATOR = new Comparator<Post>() {
+
+ @Override
+ public int compare(Post leftPost, Post rightPost) {
+ return (int) Math.max(Integer.MIN_VALUE, Math.min(Integer.MAX_VALUE, rightPost.getTime() - leftPost.getTime()));
+ }
+
+ };
+
+ /** Filter for posts with timestamps from the future. */
+ public static final Filter<Post> FUTURE_POSTS_FILTER = new Filter<Post>() {
+
+ @Override
+ public boolean filterObject(Post post) {
+ return post.getTime() <= System.currentTimeMillis();
+ }
+
+ };
+
/** The GUID of the post. */
private final UUID id;
/** The Sone this post belongs to. */
- private Sone sone;
+ private volatile Sone sone;
+
+ /** The Sone of the recipient. */
+ private volatile Sone recipient;
/** The time of the post (in milliseconds since Jan 1, 1970 UTC). */
- private long time;
+ private volatile long time;
/** The text of the post. */
- private String text;
+ private volatile String text;
- /** The replies that have been loaded for this post. */
- private final Set<Reply> replies = new HashSet<Reply>();
+ /**
+ * Creates a new post.
+ *
+ * @param id
+ * The ID of the post
+ */
+ public Post(String id) {
+ this(id, null, 0, null);
+ }
/**
* Creates a new post.
}
/**
+ * Returns the recipient of this post, if any.
+ *
+ * @return The recipient of this post, or {@code null}
+ */
+ public Sone getRecipient() {
+ return recipient;
+ }
+
+ /**
+ * Sets the recipient of this post.
+ *
+ * @param recipient
+ * The recipient of this post, or {@code null}
+ * @return This post (for method chaining)
+ */
+ public Post setRecipient(Sone recipient) {
+ if (!sone.equals(recipient)) {
+ this.recipient = recipient;
+ }
+ return this;
+ }
+
+ /**
* Returns the time of the post.
*
* @return The time of the post (in milliseconds since Jan 1, 1970 UTC)
return this;
}
- /**
- * Returns all replies to this post in unspecified order.
- *
- * @return All replies to this post
- */
- public List<Reply> getReplies() {
- List<Reply> sortedReplies = new ArrayList<Reply>(replies);
- Collections.sort(sortedReplies, new Comparator<Reply>() {
-
- @Override
- public int compare(Reply leftReply, Reply rightReply) {
- return (int) Math.max(Integer.MIN_VALUE, Math.min(Integer.MAX_VALUE, leftReply.getTime() - rightReply.getTime()));
- }
-
- });
- return sortedReplies;
- }
-
- /**
- * Adds a reply to this post. The reply will not be added if its
- * {@link Reply#getPost() post} is not equal to this post.
- *
- * @param reply
- * The reply to add
- */
- public void addReply(Reply reply) {
- if (reply.getPost().equals(this)) {
- replies.add(reply);
- }
- }
-
- /**
- * Removes a reply from this post.
- *
- * @param reply
- * The reply to remove
- */
- public void removeReply(Reply reply) {
- if (reply.getPost().equals(this)) {
- replies.remove(reply);
- }
- }
-
//
// OBJECT METHODS
//
*/
@Override
public int hashCode() {
- return id.hashCode() ^ sone.hashCode() ^ (int) (time >> 32) ^ (int) (time & 0xffffffff) ^ text.hashCode();
+ return id.hashCode();
}
/**
return false;
}
Post post = (Post) object;
- return post.id.equals(id) && post.sone.equals(sone) && (post.time == time) && post.text.equals(text);
+ return post.id.equals(id);
}
/**
*/
@Override
public String toString() {
- return getClass().getName() + "[id=" + id + ",sone=" + sone + ",time=" + time + ",text=" + text + ",replies(" + replies.size() + ")]";
+ return getClass().getName() + "[id=" + id + ",sone=" + sone + ",time=" + time + ",text=" + text + "]";
}
}