+ * Returns all replies this Sone made.
+ *
+ * @return All replies this Sone made
+ */
+ public Set<Reply> getReplies() {
+ logger.log(Level.FINEST, "Friends of %s: %s", new Object[] { this, friendSones });
+ return Collections.unmodifiableSet(replies);
+ }
+
+ /**
+ * Sets all replies of this Sone at once.
+ *
+ * @param replies
+ * The new (and only) replies of this Sone
+ * @return This Sone (for method chaining)
+ */
+ public synchronized Sone setReplies(Collection<Reply> replies) {
+ this.replies.clear();
+ this.replies.addAll(replies);
+ modificationCounter++;
+ return this;
+ }
+
+ /**
+ * Adds a reply to this Sone. If the given reply was not made by this Sone,
+ * nothing is added to this Sone.
+ *
+ * @param reply
+ * The reply to add
+ */
+ public synchronized void addReply(Reply reply) {
+ if (reply.getSone().equals(this) && replies.add(reply)) {
+ modificationCounter++;
+ }
+ }
+
+ /**
+ * Removes a reply from this Sone.
+ *
+ * @param reply
+ * The reply to remove
+ */
+ public synchronized void removeReply(Reply reply) {
+ if (reply.getSone().equals(this) && replies.remove(reply)) {
+ modificationCounter++;
+ }
+ }
+
+ /**