Don’t let a Sone add itself as friend!

diff --git a/src/main/java/net/pterodactylus/sone/data/Sone.java b/src/main/java/net/pterodactylus/sone/data/Sone.java
index 7041289..cd9239e 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/data/Sone.java
+++ b/src/main/java/net/pterodactylus/sone/data/Sone.java
@@ -197,7 +197,7 @@ public class Sone {
         * @return This Sone (for method chaining)
         */
        public synchronized Sone addFriend(Sone friendSone) {
-               if (friendSones.add(friendSone)) {
+               if (!friendSone.equals(this) && friendSones.add(friendSone)) {
                        modificationCounter++;
                }
                return this;