From 7c448b92a24145ed2b179f4395698c459c48b1ca Mon Sep 17 00:00:00 2001 From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?= Date: Sat, 3 May 2008 20:48:01 +0000 Subject: [PATCH] add high-level client listener git-svn-id: http://trooper/svn/projects/jFCPlib/branch/high-level-client@845 c3eda9e8-030b-0410-8277-bc7414b0a119 --- .../fcp/highlevel/HighLevelClient.java | 49 +++++++++++++++++++++ .../fcp/highlevel/HighLevelClientListener.java | 50 ++++++++++++++++++++++ 2 files changed, 99 insertions(+) create mode 100644 src/net/pterodactylus/fcp/highlevel/HighLevelClientListener.java diff --git a/src/net/pterodactylus/fcp/highlevel/HighLevelClient.java b/src/net/pterodactylus/fcp/highlevel/HighLevelClient.java index d5252ad..f1b3598 100644 --- a/src/net/pterodactylus/fcp/highlevel/HighLevelClient.java +++ b/src/net/pterodactylus/fcp/highlevel/HighLevelClient.java @@ -27,8 +27,10 @@ import java.io.IOException; import java.net.InetAddress; import java.net.URL; import java.net.UnknownHostException; +import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; +import java.util.List; import java.util.Map; import java.util.Map.Entry; import java.util.logging.Logger; @@ -109,6 +111,9 @@ public class HighLevelClient { /** The FCP connection to the node. */ private FcpConnection fcpConnection; + /** Listeners for high-level client events. */ + private List highLevelClientListeners = Collections.synchronizedList(new ArrayList()); + /** The listener for the connection. */ private HighLevelClientFcpListener highLevelClientFcpListener = new HighLevelClientFcpListener(); @@ -193,6 +198,48 @@ public class HighLevelClient { } // + // EVENT MANAGEMENT + // + + /** + * Adds the given high-level client listener to list of listeners. + * + * @param highLevelClientListener + * The listener to add + */ + public void addHighLevelClientListener(HighLevelClientListener highLevelClientListener) { + highLevelClientListeners.add(highLevelClientListener); + } + + /** + * Removes the given high-level client listener from the list of listeners. + * + * @param highLevelClientListener + * The listener to remove + */ + public void removeHighLevelClientListener(HighLevelClientListener highLevelClientListener) { + highLevelClientListeners.remove(highLevelClientListener); + } + + /** + * Notifies all listeners that a client has connected. + */ + private void fireClientConnected() { + for (HighLevelClientListener highLevelClientListener: highLevelClientListeners) { + highLevelClientListener.clientConnected(this); + } + } + + /** + * Notifies all listeners that a client has disconnected. + */ + private void fireClientDisconnected() { + for (HighLevelClientListener highLevelClientListener: highLevelClientListeners) { + highLevelClientListener.clientDisconnected(this); + } + } + + // // ACCESSORS // @@ -232,6 +279,7 @@ public class HighLevelClient { */ public void disconnect() { fcpConnection.close(); + fireClientDisconnected(); } /** @@ -701,6 +749,7 @@ public class HighLevelClient { connectCallback.setDone(); connectCallback = null; } + fireClientConnected(); } /** diff --git a/src/net/pterodactylus/fcp/highlevel/HighLevelClientListener.java b/src/net/pterodactylus/fcp/highlevel/HighLevelClientListener.java new file mode 100644 index 0000000..aef7fd4 --- /dev/null +++ b/src/net/pterodactylus/fcp/highlevel/HighLevelClientListener.java @@ -0,0 +1,50 @@ +/* + * jFCPlib-high-level-client - HighLevelClientListener.java - + * Copyright © 2008 David Roden + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +package net.pterodactylus.fcp.highlevel; + +import java.util.EventListener; + +/** + * Interface for objects that want to be notified on certain high-level client + * events. + * + * @author David ‘Bombe’ Roden <bombe@freenetproject.org> + * @version $Id$ + */ +public interface HighLevelClientListener extends EventListener { + + /** + * Notifies a listener that the given high-level client was connected to the + * node. + * + * @param highLevelClient + * The client that was connected + */ + public void clientConnected(HighLevelClient highLevelClient); + + /** + * Notifies a listener that the given client was disconnected from the node. + * + * @param highLevelClient + * The client that was disconnected + */ + public void clientDisconnected(HighLevelClient highLevelClient); + +} -- 2.7.4