mirror of
https://codeberg.org/Mercury-IM/Smack
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git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2024 b35dd754-fafc-0310-a699-88a17e54d16e
338 lines
13 KiB
Java
338 lines
13 KiB
Java
/**
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* $RCSfile$
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* $Revision$
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* $Date$
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*
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* Copyright (C) 2002-2003 Jive Software. All rights reserved.
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* ====================================================================
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* The Jive Software License (based on Apache Software License, Version 1.1)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution,
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* if any, must include the following acknowledgment:
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* "This product includes software developed by
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* Jive Software (http://www.jivesoftware.com)."
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* Alternately, this acknowledgment may appear in the software itself,
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* if and wherever such third-party acknowledgments normally appear.
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*
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* 4. The names "Smack" and "Jive Software" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please
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* contact webmaster@jivesoftware.com.
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*
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* 5. Products derived from this software may not be called "Smack",
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* nor may "Smack" appear in their name, without prior written
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* permission of Jive Software.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL JIVE SOFTWARE OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*/
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package org.jivesoftware.smackx;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.*;
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import org.jivesoftware.smack.*;
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import org.jivesoftware.smack.filter.*;
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import org.jivesoftware.smack.packet.*;
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import org.jivesoftware.smackx.packet.*;
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/**
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*
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* Manages message events requests and notifications. A MessageEventManager provides a high
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* level access to request for notifications and send event notifications. It also provides
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* an easy way to hook up custom logic when requests or notifications are received.
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*
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* @author Gaston Dombiak
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*/
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public class MessageEventManager {
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private List messageEventNotificationListeners = new ArrayList();
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private List messageEventRequestListeners = new ArrayList();
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private XMPPConnection con;
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private PacketFilter packetFilter = new PacketExtensionFilter("x", "jabber:x:event");
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private PacketListener packetListener;
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/**
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* Creates a new roster exchange manager.
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*
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* @param con an XMPPConnection.
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*/
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public MessageEventManager(XMPPConnection con) {
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this.con = con;
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init();
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}
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/**
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* Adds to the message the requests to notify to the sender of the message for certain events.
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*
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* @param message the message to add the requested notifications
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* @param offline specifies if the offline event is requested
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* @param delivered specifies if the delivered event is requested
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* @param displayed specifies if the displayed event is requested
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* @param composing specifies if the composing event is requested
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*/
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public static void addNotificationsRequests(
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Message message,
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boolean offline,
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boolean delivered,
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boolean displayed,
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boolean composing) {
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// Create a MessageEvent Package and add it to the message
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MessageEvent messageEvent = new MessageEvent();
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messageEvent.setOffline(offline);
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messageEvent.setDelivered(delivered);
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messageEvent.setDisplayed(displayed);
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messageEvent.setComposing(composing);
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message.addExtension(messageEvent);
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}
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/**
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* Adds a message event request listener. The listener will be fired anytime a request for
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* event notification is received.
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*
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* @param messageEventRequestListener a message event request listener.
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*/
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public void addMessageEventRequestListener(MessageEventRequestListener messageEventRequestListener) {
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synchronized (messageEventRequestListeners) {
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if (!messageEventRequestListeners.contains(messageEventRequestListener)) {
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messageEventRequestListeners.add(messageEventRequestListener);
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}
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}
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}
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/**
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* Removes a message event request listener. The listener will be fired anytime a request for
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* event notification is received.
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*
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* @param messageEventRequestListener a message event request listener.
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*/
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public void removeMessageEventRequestListener(MessageEventRequestListener messageEventRequestListener) {
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synchronized (messageEventRequestListeners) {
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messageEventRequestListeners.remove(messageEventRequestListener);
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}
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}
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/**
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* Adds a message event notification listener. The listener will be fired anytime a notification
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* event is received.
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*
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* @param messageEventNotificationListener a message event notification listener.
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*/
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public void addMessageEventNotificationListener(MessageEventNotificationListener messageEventNotificationListener) {
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synchronized (messageEventNotificationListeners) {
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if (!messageEventNotificationListeners.contains(messageEventNotificationListener)) {
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messageEventNotificationListeners.add(messageEventNotificationListener);
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}
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}
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}
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/**
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* Removes a message event notification listener. The listener will be fired anytime a notification
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* event is received.
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*
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* @param messageEventNotificationListener a message event notification listener.
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*/
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public void removeMessageEventNotificationListener(MessageEventNotificationListener messageEventNotificationListener) {
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synchronized (messageEventNotificationListeners) {
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messageEventNotificationListeners.remove(messageEventNotificationListener);
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}
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}
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/**
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* Fires message event request listeners.
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*/
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private void fireMessageEventRequestListeners(
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String from,
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String packetID,
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String methodName) {
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MessageEventRequestListener[] listeners = null;
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Method method;
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synchronized (messageEventRequestListeners) {
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listeners = new MessageEventRequestListener[messageEventRequestListeners.size()];
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messageEventRequestListeners.toArray(listeners);
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}
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try {
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method =
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MessageEventRequestListener.class.getDeclaredMethod(
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methodName,
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new Class[] { String.class, String.class, MessageEventManager.class });
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for (int i = 0; i < listeners.length; i++) {
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method.invoke(listeners[i], new Object[] { from, packetID, this });
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}
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} catch (NoSuchMethodException e) {
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e.printStackTrace();
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} catch (InvocationTargetException e) {
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e.printStackTrace();
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} catch (IllegalAccessException e) {
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e.printStackTrace();
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}
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}
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/**
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* Fires message event notification listeners.
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*/
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private void fireMessageEventNotificationListeners(
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String from,
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String packetID,
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String methodName) {
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MessageEventNotificationListener[] listeners = null;
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Method method;
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synchronized (messageEventNotificationListeners) {
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listeners =
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new MessageEventNotificationListener[messageEventNotificationListeners.size()];
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messageEventNotificationListeners.toArray(listeners);
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}
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try {
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method =
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MessageEventNotificationListener.class.getDeclaredMethod(
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methodName,
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new Class[] { String.class, String.class });
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for (int i = 0; i < listeners.length; i++) {
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method.invoke(listeners[i], new Object[] { from, packetID });
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}
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} catch (NoSuchMethodException e) {
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e.printStackTrace();
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} catch (InvocationTargetException e) {
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e.printStackTrace();
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} catch (IllegalAccessException e) {
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e.printStackTrace();
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}
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}
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private void init() {
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// Listens for all message event packets and fire the proper message event 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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MessageEvent messageEvent =
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(MessageEvent) message.getExtension("x", "jabber:x:event");
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if (messageEvent.isMessageEventRequest()) {
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// Fire event for requests of message events
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for (Iterator it = messageEvent.getEventTypes(); it.hasNext();)
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fireMessageEventRequestListeners(
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message.getFrom(),
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message.getPacketID(),
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((String) it.next()).concat("NotificationRequested"));
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} else
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// Fire event for notifications of message events
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for (Iterator it = messageEvent.getEventTypes(); it.hasNext();)
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fireMessageEventNotificationListeners(
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message.getFrom(),
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messageEvent.getPacketID(),
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((String) it.next()).concat("Notification"));
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};
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};
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con.addPacketListener(packetListener, packetFilter);
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}
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/**
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* Sends the notification that the message was delivered to the sender of the original message
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*
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* @param to the recipient of the notification.
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* @param packetId the id of the message to send.
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*/
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public void sendDeliveredNotification(String to, String packetID) {
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// Create the message to send
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Message msg = new Message(to);
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// Create a MessageEvent Package and add it to the message
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MessageEvent messageEvent = new MessageEvent();
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messageEvent.setDelivered(true);
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messageEvent.setPacketID(packetID);
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msg.addExtension(messageEvent);
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// Send the packet
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con.sendPacket(msg);
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}
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/**
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* Sends the notification that the message was displayed to the sender of the original message
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*
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* @param to the recipient of the notification.
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* @param packetId the id of the message to send.
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*/
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public void sendDisplayedNotification(String to, String packetID) {
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// Create the message to send
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Message msg = new Message(to);
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// Create a MessageEvent Package and add it to the message
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MessageEvent messageEvent = new MessageEvent();
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messageEvent.setDisplayed(true);
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messageEvent.setPacketID(packetID);
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msg.addExtension(messageEvent);
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// Send the packet
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con.sendPacket(msg);
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}
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/**
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* Sends the notification that the receiver of the message is composing a reply
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*
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* @param to the recipient of the notification.
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* @param packetId the id of the message to send.
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*/
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public void sendComposingNotification(String to, String packetID) {
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// Create the message to send
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Message msg = new Message(to);
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// Create a MessageEvent Package and add it to the message
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MessageEvent messageEvent = new MessageEvent();
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messageEvent.setComposing(true);
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messageEvent.setPacketID(packetID);
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msg.addExtension(messageEvent);
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// Send the packet
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con.sendPacket(msg);
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}
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/**
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* Sends the notification that the receiver of the message has cancelled composing a reply
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*
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* @param to the recipient of the notification.
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* @param packetId the id of the message to send.
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*/
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public void sendCancelledNotification(String to, String packetID) {
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// Create the message to send
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Message msg = new Message(to);
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// Create a MessageEvent Package and add it to the message
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MessageEvent messageEvent = new MessageEvent();
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messageEvent.setCancelled(true);
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messageEvent.setPacketID(packetID);
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msg.addExtension(messageEvent);
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// Send the packet
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con.sendPacket(msg);
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}
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public void destroy() {
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if (con != null)
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con.removePacketListener(packetListener);
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}
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public void finalize() {
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destroy();
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}
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}
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