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127319a821
git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@11613 b35dd754-fafc-0310-a699-88a17e54d16e
160 lines
No EOL
5.1 KiB
Java
160 lines
No EOL
5.1 KiB
Java
/**
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* $RCSfile: PEPManager.java,v $
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* $Revision: 1.4 $
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* $Date: 2007/11/06 21:43:40 $
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*
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* Copyright 2003-2007 Jive Software.
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*
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* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx;
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import java.util.ArrayList;
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import java.util.List;
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import org.jivesoftware.smack.PacketListener;
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import org.jivesoftware.smack.Connection;
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import org.jivesoftware.smack.filter.PacketExtensionFilter;
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import org.jivesoftware.smack.filter.PacketFilter;
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import org.jivesoftware.smack.packet.Message;
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import org.jivesoftware.smack.packet.Packet;
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import org.jivesoftware.smack.packet.IQ.Type;
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import org.jivesoftware.smackx.packet.PEPEvent;
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import org.jivesoftware.smackx.packet.PEPItem;
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import org.jivesoftware.smackx.packet.PEPPubSub;
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/**
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*
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* Manages Personal Event Publishing (XEP-163). A PEPManager provides a high level access to
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* pubsub personal events. It also provides an easy way
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* to hook up custom logic when events are received from another XMPP client through PEPListeners.
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*
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* Use example:
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*
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* <pre>
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* PEPManager pepManager = new PEPManager(smackConnection);
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* pepManager.addPEPListener(new PEPListener() {
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* public void eventReceived(String inFrom, PEPEvent inEvent) {
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* LOGGER.debug("Event received: " + inEvent);
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* }
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* });
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*
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* PEPProvider pepProvider = new PEPProvider();
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* pepProvider.registerPEPParserExtension("http://jabber.org/protocol/tune", new TuneProvider());
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* ProviderManager.getInstance().addExtensionProvider("event", "http://jabber.org/protocol/pubsub#event", pepProvider);
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*
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* Tune tune = new Tune("jeff", "1", "CD", "My Title", "My Track");
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* pepManager.publish(tune);
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* </pre>
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*
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* @author Jeff Williams
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*/
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public class PEPManager {
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private List<PEPListener> pepListeners = new ArrayList<PEPListener>();
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private Connection connection;
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private PacketFilter packetFilter = new PacketExtensionFilter("event", "http://jabber.org/protocol/pubsub#event");
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private PacketListener packetListener;
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/**
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* Creates a new PEP exchange manager.
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*
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* @param connection a Connection which is used to send and receive messages.
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*/
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public PEPManager(Connection connection) {
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this.connection = connection;
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init();
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}
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/**
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* Adds a listener to PEPs. The listener will be fired anytime PEP events
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* are received from remote XMPP clients.
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*
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* @param pepListener a roster exchange listener.
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*/
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public void addPEPListener(PEPListener pepListener) {
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synchronized (pepListeners) {
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if (!pepListeners.contains(pepListener)) {
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pepListeners.add(pepListener);
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}
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}
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}
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/**
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* Removes a listener from PEP events.
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*
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* @param pepListener a roster exchange listener.
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*/
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public void removePEPListener(PEPListener pepListener) {
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synchronized (pepListeners) {
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pepListeners.remove(pepListener);
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}
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}
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/**
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* Publish an event.
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*
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* @param item the item to publish.
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*/
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public void publish(PEPItem item) {
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// Create a new message to publish the event.
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PEPPubSub pubSub = new PEPPubSub(item);
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pubSub.setType(Type.SET);
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//pubSub.setFrom(connection.getUser());
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// Send the message that contains the roster
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connection.sendPacket(pubSub);
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}
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/**
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* Fires roster exchange listeners.
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*/
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private void firePEPListeners(String from, PEPEvent event) {
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PEPListener[] listeners = null;
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synchronized (pepListeners) {
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listeners = new PEPListener[pepListeners.size()];
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pepListeners.toArray(listeners);
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}
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for (int i = 0; i < listeners.length; i++) {
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listeners[i].eventReceived(from, event);
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}
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}
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private void init() {
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// Listens for all roster exchange packets and fire the roster exchange listeners.
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packetListener = new PacketListener() {
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public void processPacket(Packet packet) {
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Message message = (Message) packet;
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PEPEvent event = (PEPEvent) message.getExtension("event", "http://jabber.org/protocol/pubsub#event");
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// Fire event for roster exchange listeners
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firePEPListeners(message.getFrom(), event);
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};
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};
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connection.addPacketListener(packetListener, packetFilter);
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}
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public void destroy() {
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if (connection != null)
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connection.removePacketListener(packetListener);
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}
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protected void finalize() throws Throwable {
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destroy();
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super.finalize();
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}
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} |