From 0965ebe566ffbd6ee89390dd08bb8ae61654aae7 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Thu, 5 Sep 2013 06:49:22 +0200
Subject: [PATCH] Add method to return all defined networks.

---
 src/main/java/net/pterodactylus/xdcc/core/Core.java    | 10 ++++++++++
 src/main/java/net/pterodactylus/xdcc/data/Channel.java | 10 ++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/main/java/net/pterodactylus/xdcc/core/Core.java b/src/main/java/net/pterodactylus/xdcc/core/Core.java
index fb3e61e..b157851 100644
--- a/src/main/java/net/pterodactylus/xdcc/core/Core.java
+++ b/src/main/java/net/pterodactylus/xdcc/core/Core.java
@@ -17,6 +17,7 @@
 
 package net.pterodactylus.xdcc.core;
 
+import static net.pterodactylus.xdcc.data.Channel.TO_NETWORK;
 import static net.pterodactylus.xdcc.data.Download.FILTER_RUNNING;
 
 import java.io.File;
@@ -158,6 +159,15 @@ public class Core extends AbstractExecutionThreadService {
 	}
 
 	/**
+	 * Returns all defined networks.
+	 *
+	 * @return All defined networks
+	 */
+	public Collection<Network> networks() {
+		return FluentIterable.from(channels).transform(TO_NETWORK).toSet();
+	}
+
+	/**
 	 * Returns all configured channels. Due to various circumstances, configured
 	 * channels might not actually be joined.
 	 *
diff --git a/src/main/java/net/pterodactylus/xdcc/data/Channel.java b/src/main/java/net/pterodactylus/xdcc/data/Channel.java
index 93ebfa0..ffdb6c8 100644
--- a/src/main/java/net/pterodactylus/xdcc/data/Channel.java
+++ b/src/main/java/net/pterodactylus/xdcc/data/Channel.java
@@ -17,6 +17,8 @@
 
 package net.pterodactylus.xdcc.data;
 
+import com.google.common.base.Function;
+
 /**
  * Defines a channel in a {@link Network}.
  *
@@ -24,6 +26,14 @@ package net.pterodactylus.xdcc.data;
  */
 public class Channel {
 
+	/** Function to convert a channel to its network. */
+	public static final Function<Channel, Network> TO_NETWORK = new Function<Channel, Network>() {
+		@Override
+		public Network apply(Channel channel) {
+			return channel.network();
+		}
+	};
+
 	/** The network this channel belongs to. */
 	private final Network network;
 
-- 
2.7.4