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Smack
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Code Issues Releases Wiki Activity

Added ability to get participant information. 

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@1859 b35dd754-fafc-0310-a699-88a17e54d16e
This commit is contained in:
Matt Tucker 2003-03-27 15:57:18 +00:00 committed by mtucker
parent 36e0744c60
commit f322df6671
1 changed files with 58 additions and 1 deletions
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59
source/org/jivesoftware/smack/GroupChat.java
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@ -54,8 +54,11 @@ package org.jivesoftware.smack;
import org.jivesoftware.smack.packet.Presence;
import org.jivesoftware.smack.packet.Message;
import org.jivesoftware.smack.packet.Packet;
import org.jivesoftware.smack.filter.*;
import java.util.*;
/**
* A GroupChat is a conversation that takes plaaces among many users in a virtual
* room. When joining a group chat, you specify a nickname, which is the identity
@ -70,6 +73,7 @@ public class GroupChat {
private String room;
private String nickname = null;
private boolean joined = false;
private List participants = new ArrayList();
private PacketCollector messageCollector;
@ -84,9 +88,31 @@ public class GroupChat {
public GroupChat(XMPPConnection connection, String room) {
this.connection = connection;
this.room = room;
// Create a collector for all incoming messages.
PacketFilter messageFilter = new AndFilter(new FromContainsFilter(room),
new PacketTypeFilter(Message.class));
messageCollector = connection.createPacketCollector(messageFilter);
// Create a listener for all presence updates.
PacketFilter presenceFilter = new AndFilter(new FromContainsFilter(room),
new PacketTypeFilter(Presence.class));
connection.addPacketListener(new PacketListener() {
public void processPacket(Packet packet) {
Presence presence = (Presence)packet;
String from = presence.getFrom();
if (presence.getType() == Presence.Type.AVAILABLE) {
synchronized (participants) {
if (!participants.contains(from)) {
participants.add(from);
}
}
}
else if (presence.getType() == Presence.Type.UNAVAILABLE) {
synchronized (participants) {
participants.remove(from);
}
}
}
}, presenceFilter);
}
/**
@ -142,6 +168,8 @@ public class GroupChat {
Presence leavePresence = new Presence(Presence.Type.UNAVAILABLE);
leavePresence.setTo(room + "/" + nickname);
connection.sendPacket(leavePresence);
// Reset participant information.
participants = new ArrayList();
nickname = null;
joined = false;
}
@ -150,12 +178,41 @@ public class GroupChat {
* Returns the nickname that was used to join the room, or <tt>null</tt> if not
* currently joined.
*
* @return the nickname currently being used..
* @return the nickname currently being used.
*/
public String getNickname() {
return nickname;
}
/**
* Returns the number of participants in the group chat. Note: this value will only
* be accurate after joining the group chat, and may fluctuate over time.
*
* @return the number of participants in the group chat.
*/
public int getParticipantCount() {
synchronized (participants) {
return participants.size();
}
}
/**
* Returns an Iterator (of Strings) for the list of fully qualified participants
* in the group chat. For example, "conference@chat.jivesoftware.com/SomeUser".
* Typically, a client would only display the nickname of the participant. To
* get the nickname from the fully qualified name, use the
* {@link org.jivesoftware.smack.util.StringUtils#parseResource(String)} method.
* Note: this value will only be accurate after joining the group chat, and may
* fluctuate over time.
*
* @return an Iterator for the participants in the group chat.
*/
public Iterator getParticipants() {
synchronized (participants) {
return Collections.unmodifiableList(new ArrayList(participants)).iterator();
}
}
/**
* Sends a message to the chat room.
*