From 13165bb4eb8d164b05b749e5997dbf64ad209611 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Sun, 24 Apr 2011 16:35:38 +0200
Subject: [PATCH] Remove a Sone if no own identity trusts it anymore.

---
 .../java/net/pterodactylus/sone/core/Core.java     | 43 ++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/src/main/java/net/pterodactylus/sone/core/Core.java b/src/main/java/net/pterodactylus/sone/core/Core.java
index 4b7e199..55e3b65 100644
--- a/src/main/java/net/pterodactylus/sone/core/Core.java
+++ b/src/main/java/net/pterodactylus/sone/core/Core.java
@@ -25,6 +25,7 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.Map.Entry;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
@@ -1919,6 +1920,48 @@ public class Core implements IdentityListener, UpdateListener {
 	@Override
 	public void identityRemoved(OwnIdentity ownIdentity, Identity identity) {
 		trustedIdentities.get(ownIdentity).remove(identity);
+		boolean foundIdentity = false;
+		for (Entry<OwnIdentity, Set<Identity>> trustedIdentity : trustedIdentities.entrySet()) {
+			if (trustedIdentity.getKey().equals(ownIdentity)) {
+				continue;
+			}
+			if (trustedIdentity.getValue().contains(identity)) {
+				foundIdentity = true;
+			}
+		}
+		if (foundIdentity) {
+			/* some local identity still trusts this identity, don’t remove. */
+			return;
+		}
+		Sone sone = getSone(identity.getId(), false);
+		if (sone == null) {
+			/* TODO - we don’t have the Sone anymore. should this happen? */
+			return;
+		}
+		synchronized (posts) {
+			synchronized (newPosts) {
+				for (Post post : sone.getPosts()) {
+					posts.remove(post.getId());
+					newPosts.remove(post.getId());
+					coreListenerManager.firePostRemoved(post);
+				}
+			}
+		}
+		synchronized (replies) {
+			synchronized (newReplies) {
+				for (Reply reply : sone.getReplies()) {
+					replies.remove(reply.getId());
+					newReplies.remove(reply.getId());
+					coreListenerManager.fireReplyRemoved(reply);
+				}
+			}
+		}
+		synchronized (remoteSones) {
+			remoteSones.remove(identity.getId());
+		}
+		synchronized (newSones) {
+			newSones.remove(identity.getId());
+		}
 	}
 
 	//
-- 
2.7.4