From aebda4d27b2079541ca88f92b5a05b67a837d2bc Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Thu, 2 May 2013 21:12:58 +0200
Subject: [PATCH] Handle connection creation failure.

---
 .../java/net/pterodactylus/xdcc/core/Core.java     | 77 ++++++++++++++--------
 1 file changed, 49 insertions(+), 28 deletions(-)

diff --git a/src/main/java/net/pterodactylus/xdcc/core/Core.java b/src/main/java/net/pterodactylus/xdcc/core/Core.java
index 6af2f73..2da9c73 100644
--- a/src/main/java/net/pterodactylus/xdcc/core/Core.java
+++ b/src/main/java/net/pterodactylus/xdcc/core/Core.java
@@ -43,6 +43,7 @@ import net.pterodactylus.irc.event.ChannelMessageReceived;
 import net.pterodactylus.irc.event.ClientQuit;
 import net.pterodactylus.irc.event.ConnectionClosed;
 import net.pterodactylus.irc.event.ConnectionEstablished;
+import net.pterodactylus.irc.event.ConnectionFailed;
 import net.pterodactylus.irc.event.DccAcceptReceived;
 import net.pterodactylus.irc.event.DccDownloadFailed;
 import net.pterodactylus.irc.event.DccDownloadFinished;
@@ -343,6 +344,44 @@ public class Core extends AbstractExecutionThreadService {
 		}
 	}
 
+	/**
+	 * Removes the given connection and all its channels and bots.
+	 *
+	 * @param connection
+	 * 		The connection to remove
+	 */
+	private void removeConnection(Connection connection) {
+		Optional<Network> network = getNetwork(connection);
+		if (!network.isPresent()) {
+			return;
+		}
+
+		/* find all channels that need to be removed. */
+		for (Collection<Channel> channels : ImmutableList.of(joinedChannels, extraChannels)) {
+			for (Iterator<Channel> channelIterator = channels.iterator(); channelIterator.hasNext(); ) {
+				Channel joinedChannel = channelIterator.next();
+				if (!joinedChannel.network().equals(network.get())) {
+					continue;
+				}
+
+				channelIterator.remove();
+			}
+		}
+
+		/* now remove all bots for that network. */
+		Map<String, Bot> bots = networkBots.row(network.get());
+		int botCount = bots.size();
+		int packCount = 0;
+		for (Bot bot : bots.values()) {
+			packCount += bot.packs().size();
+		}
+		bots.clear();
+		eventBus.post(new GenericMessage(String.format("Network %s disconnected, %d bots removed, %d packs removed.", network.get().name(), botCount, packCount)));
+
+		/* now remove the network. */
+		networkConnections.remove(network.get());
+	}
+
 	//
 	// EVENT HANDLERS
 	//
@@ -385,35 +424,17 @@ public class Core extends AbstractExecutionThreadService {
 	 */
 	@Subscribe
 	public void connectionClosed(ConnectionClosed connectionClosed) {
-		Optional<Network> network = getNetwork(connectionClosed.connection());
-		if (!network.isPresent()) {
-			return;
-		}
-
-		/* find all channels that need to be removed. */
-		for (Collection channels : ImmutableList.of(joinedChannels, extraChannels)) {
-			for (Iterator<Channel> channelIterator = channels.iterator(); channelIterator.hasNext(); ) {
-				Channel joinedChannel = channelIterator.next();
-				if (!joinedChannel.network().equals(network.get())) {
-					continue;
-				}
-
-				channelIterator.remove();
-			}
-		}
-
-		/* now remove all bots for that network. */
-		Map<String, Bot> bots = networkBots.row(network.get());
-		int botCount = bots.size();
-		int packCount = 0;
-		for (Bot bot : bots.values()) {
-			packCount += bot.packs().size();
-		}
-		bots.clear();
-		eventBus.post(new GenericMessage(String.format("Network %s disconnected, %d bots removed, %d packs removed.", network.get().name(), botCount, packCount)));
+		removeConnection(connectionClosed.connection());
+	}
 
-		/* now remove the network. */
-		networkConnections.remove(network.get());
+	/**
+	 * Remove all data stored for a network if the connection fails.
+	 *
+	 * @param connectionFailed
+	 * 		The connection failed event
+	 */
+	public void connectionFailed(ConnectionFailed connectionFailed) {
+		removeConnection(connectionFailed.connection());
 	}
 
 	/**
-- 
2.7.4