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git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2369 b35dd754-fafc-0310-a699-88a17e54d16e
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Matt Tucker 2004-08-16 00:57:36 +00:00 committed by mtucker
parent 2aaccd0dec
commit 5d656558fd
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125
source/org/jivesoftware/smackx/workgroup/Invitation.java Normal file
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup;
import java.util.Map;
/**
* An immutable class wrapping up the basic information which comprises a group chat invitation.
*
* @author loki der quaeler
*/
public class Invitation {
protected String uniqueID;
protected String sessionID;
protected String groupChatName;
protected String issuingWorkgroupName;
protected String messageBody;
protected String invitationSender;
protected Map metaData;
/**
* This calls the 5-argument constructor with a null MetaData argument value
*
* @param jid the jid string with which the issuing AgentSession or Workgroup instance
* was created
* @param group the jid of the room to which the person is invited
* @param workgroup the jid of the workgroup issuing the invitation
* @param sessID the session id associated with the pending chat
* @param msgBody the body of the message which contained the invitation
* @param from the user jid who issued the invitation, if known, null otherwise
*/
public Invitation (String jid, String group, String workgroup,
String sessID, String msgBody, String from) {
this(jid, group, workgroup, sessID, msgBody, from, null);
}
/**
* @param jid the jid string with which the issuing AgentSession or Workgroup instance
* was created
* @param group the jid of the room to which the person is invited
* @param workgroup the jid of the workgroup issuing the invitation
* @param sessID the session id associated with the pending chat
* @param msgBody the body of the message which contained the invitation
* @param from the user jid who issued the invitation, if known, null otherwise
* @param metaData the metadata sent with the invitation
*/
public Invitation (String jid, String group, String workgroup, String sessID, String msgBody,
String from, Map metaData) {
super();
this.uniqueID = jid;
this.sessionID = sessID;
this.groupChatName = group;
this.issuingWorkgroupName = workgroup;
this.messageBody = msgBody;
this.invitationSender = from;
this.metaData = metaData;
}
/**
* @return the jid string with which the issuing AgentSession or Workgroup instance
* was created.
*/
public String getUniqueID () {
return this.uniqueID;
}
/**
* @return the session id associated with the pending chat; working backwards temporally,
* this session id should match the session id to the corresponding offer request
* which resulted in this invitation.
*/
public String getSessionID () {
return this.sessionID;
}
/**
* @return the jid of the room to which the person is invited.
*/
public String getGroupChatName () {
return this.groupChatName;
}
/**
* @return the name of the workgroup from which the invitation was issued.
*/
public String getWorkgroupName () {
return this.issuingWorkgroupName;
}
/**
* @return the contents of the body-block of the message that housed this invitation.
*/
public String getMessageBody () {
return this.messageBody;
}
/**
* @return the user who issued the invitation, or null if it wasn't known.
*/
public String getInvitationSender () {
return this.invitationSender;
}
/**
* @return the meta data associated with the invitation, or null if this instance was
* constructed with none
*/
public Map getMetaData () {
return this.metaData;
}
}

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source/org/jivesoftware/smackx/workgroup/InvitationListener.java Normal file
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup;
/**
* An interface which all classes interested in hearing about group chat invitations should
* implement.
*
* @author loki der quaeler
*/
public interface InvitationListener {
/**
* The implementing class instance will be notified via this method when an invitation
* to join a group chat has been received from the server.
*
* @param invitation an Invitation instance embodying the information pertaining to the
* invitation
*/
public void invitationReceived(Invitation invitation);
}

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source/org/jivesoftware/smackx/workgroup/MetaData.java Normal file
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup;
import java.util.Map;
import org.jivesoftware.smackx.workgroup.util.MetaDataUtils;
import org.jivesoftware.smack.packet.PacketExtension;
/**
* MetaData packet extension.
*/
public class MetaData implements PacketExtension {
/**
* Element name of the packet extension.
*/
public static final String ELEMENT_NAME = "metadata";
/**
* Namespace of the packet extension.
*/
public static final String NAMESPACE = "http://www.jivesoftware.com/workgroup/metadata";
private Map metaData;
public MetaData(Map metaData) {
this.metaData = metaData;
}
/**
* @return the Map of metadata contained by this instance
*/
public Map getMetaData() {
return metaData;
}
public String getElementName() {
return ELEMENT_NAME;
}
public String getNamespace() {
return NAMESPACE;
}
public String toXML() {
return MetaDataUtils.serializeMetaData(this.getMetaData());
}
}

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source/org/jivesoftware/smackx/workgroup/QueueUser.java Normal file
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup;
import java.util.Date;
/**
* An immutable class which wraps up customer-in-queue data return from the server; depending on
* the type of information dispatched from the server, not all information will be available in
* any given instance.
*
* @author loki der quaeler
*/
public class QueueUser {
private String userID;
private int queuePosition;
private int estimatedTime;
private Date joinDate;
/**
* @param uid the user jid of the customer in the queue
* @param position the position customer sits in the queue
* @param time the estimate of how much longer the customer will be in the queue in seconds
* @param joinedAt the timestamp of when the customer entered the queue
*/
public QueueUser (String uid, int position, int time, Date joinedAt) {
super();
this.userID = uid;
this.queuePosition = position;
this.estimatedTime = time;
this.joinDate = joinedAt;
}
/**
* @return the user jid of the customer in the queue
*/
public String getUserID () {
return this.userID;
}
/**
* @return the position in the queue at which the customer sits, or -1 if the update which
* this instance embodies is only a time update instead
*/
public int getQueuePosition () {
return this.queuePosition;
}
/**
* @return the estimated time remaining of the customer in the queue in seconds, or -1 if
* if the update which this instance embodies is only a position update instead
*/
public int getEstimatedRemainingTime () {
return this.estimatedTime;
}
/**
* @return the timestamp of when this customer entered the queue, or null if the server did not
* provide this information
*/
public Date getQueueJoinTimestamp () {
return this.joinDate;
}
}

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source/org/jivesoftware/smackx/workgroup/agent/Agent.java Normal file
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package org.jivesoftware.smackx.workgroup.agent;
import org.jivesoftware.smack.packet.Presence;
/**
* An Agent represents the agent role in a Workgroup Queue.
*/
public class Agent {
private String user;
private int maxChats = -1;
private int currentChats = -1;
private Presence presence = null;
/**
* Creates an Agent
* @param user - the current agents JID
* @param currentChats - the number of chats the agent is in.
* @param maxChats - the maximum number of chats the agent is allowed.
* @param presence - the agents presence
*/
public Agent( String user, int currentChats, int maxChats, Presence presence ) {
this.user = user;
this.currentChats = currentChats;
this.maxChats = maxChats;
this.presence = presence;
}
/**
* Return the agents JID
* @return - the agents JID.
*/
public String getUser() {
return user;
}
/**
* Return the maximum number of chats for this agent.
* @return - maximum number of chats allowed.
*/
public int getMaxChats() {
return maxChats;
}
/**
* Return the current chat count.
* @return - the current chat count.
*/
public int getCurrentChats() {
return currentChats;
}
/**
* Return the agents <code>Presence</code>
* @return - the agents presence.
*/
public Presence getPresence() {
return presence;
}
}

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source/org/jivesoftware/smackx/workgroup/agent/AgentSession.java Normal file
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.agent;
import java.util.*;
import org.jivesoftware.smack.*;
import org.jivesoftware.smack.filter.*;
import org.jivesoftware.smack.packet.*;
import org.jivesoftware.smack.util.StringUtils;
import org.jivesoftware.smackx.GroupChatInvitation;
import org.jivesoftware.smackx.workgroup.*;
import org.jivesoftware.smackx.workgroup.packet.*;
/**
* This class embodies the agent's active presence within a given workgroup. The application
* should have N instances of this class, where N is the number of workgroups to which the
* owning agent of the application belongs. This class provides all functionality that a
* session within a given workgroup is expected to have from an agent's perspective -- setting
* the status, tracking the status of queues to which the agent belongs within the workgroup, and
* dequeuing customers.
*
* @author Matt Tucker
* @author loki der quaeler
*/
public class AgentSession {
private XMPPConnection connection;
private String workgroupName;
private boolean online = false;
private Presence.Mode presenceMode;
private int currentChats;
private int maxChats;
private Map metaData;
private Map queues;
private List offerListeners;
private List invitationListeners;
private List queueUsersListeners;
private List queueAgentsListeners;
/**
* Creates a new agent session instance.
*
* @param connection a connection instance which must have already gone through authentication.
* @param workgroupName the fully qualified name of the workgroup.
*/
public AgentSession(String workgroupName, XMPPConnection connection) {
// Login must have been done before passing in connection.
if (!connection.isAuthenticated()) {
throw new IllegalStateException("Must login to server before creating workgroup.");
}
this.workgroupName = workgroupName;
this.connection = connection;
this.maxChats = -1;
this.metaData = new HashMap();
this.queues = new HashMap();
offerListeners = new ArrayList();
invitationListeners = new ArrayList();
queueUsersListeners = new ArrayList();
queueAgentsListeners = new ArrayList();
// Create a filter to listen for packets we're interested in.
OrFilter filter = new OrFilter();
filter.addFilter(new PacketTypeFilter(OfferRequestProvider.OfferRequestPacket.class));
filter.addFilter(new PacketTypeFilter(OfferRevokeProvider.OfferRevokePacket.class));
filter.addFilter(new PacketTypeFilter(Presence.class));
filter.addFilter(new PacketTypeFilter(Message.class));
// only interested in packets from the workgroup or from operators also running the
// operator client -- for example peer-to-peer invites wouldn't come from
// the workgroup, but would come from the operator client
//OrFilter froms = new OrFilter(new FromContainsFilter(this.workgroupName),
// new FromContainsFilter(clientResource));
connection.addPacketListener(new PacketListener() {
public void processPacket(Packet packet) {
handlePacket(packet);
}
}, filter);
}
/**
* Returns the agent's current presence mode.
*
* @return the agent's current presence mode.
*/
public Presence.Mode getPresenceMode() {
return presenceMode;
}
/**
* Returns the current number of chats the agent is in.
*
* @return the current number of chats the agent is in.
*/
public int getCurrentChats() {
return currentChats;
}
/**
* Returns the maximum number of chats the agent can participate in.
*
* @return the maximum number of chats the agent can participate in.
*/
public int getMaxChats() {
return maxChats;
}
/**
* Returns true if the agent is online with the workgroup.
*
* @return true if the agent is online with the workgroup.
*/
public boolean isOnline() {
return online;
}
/**
* Allows the addition of a new key-value pair to the agent's meta data, if the value is
* new data, the revised meta data will be rebroadcast in an agent's presence broadcast.
*
* @param key the meta data key
* @param val the non-null meta data value
*/
public void setMetaData(String key, String val) throws XMPPException {
synchronized (this.metaData) {
String oldVal = (String)this.metaData.get(key);
if ((oldVal == null) || (! oldVal.equals(val))) {
metaData.put(key, val);
setStatus(presenceMode, currentChats, maxChats);
}
}
}
/**
* Allows the removal of data from the agent's meta data, if the key represents existing data,
* the revised meta data will be rebroadcast in an agent's presence broadcast.
*
* @param key the meta data key
*/
public void removeMetaData(String key)
throws XMPPException {
synchronized (this.metaData) {
String oldVal = (String)metaData.remove(key);
if (oldVal != null) {
setStatus(presenceMode, currentChats, maxChats);
}
}
}
/**
* Allows the retrieval of meta data for a specified key.
*
* @param key the meta data key
* @return the meta data value associated with the key or <tt>null</tt> if the meta-data
* doesn't exist..
*/
public String getMetaData(String key) {
return (String)metaData.get(key);
}
/**
* Sets whether the agent is online with the workgroup. If the user tries to go online with
* the workgroup but is not allowed to be an agent, an XMPPError with error code 401 will
* be thrown.
*
* @param online true to set the agent as online with the workgroup.
* @throws XMPPException if an error occurs setting the online status.
*/
public void setOnline( boolean online ) throws XMPPException {
// If the online status hasn't changed, do nothing.
if (this.online == online) {
return;
}
this.online = online;
Presence presence = null;
// If the user is going online...
if (online) {
presence = new Presence(Presence.Type.AVAILABLE);
presence.setTo(workgroupName);
PacketCollector collector = this.connection.createPacketCollector(new AndFilter(
new PacketTypeFilter(Presence.class), new FromContainsFilter(workgroupName)));
connection.sendPacket(presence);
presence = (Presence)collector.nextResult(5000);
collector.cancel();
if (presence == null) {
throw new XMPPException("No response from server on status set.");
}
if (presence.getError() != null) {
throw new XMPPException(presence.getError());
}
}
// Otherwise the user is going offline...
else {
presence = new Presence(Presence.Type.UNAVAILABLE);
presence.setTo(workgroupName);
connection.sendPacket(presence);
}
}
/**
* Sets the agent's current status with the workgroup. The presence mode affects how offers
* are routed to the agent. The possible presence modes with their meanings are as follows:<ul>
*
* <li>Presence.Mode.AVAILABLE -- (Default) the agent is available for more chats
* (equivalent to Presence.Mode.CHAT).
* <li>Presence.Mode.DO_NOT_DISTURB -– the agent is busy and should not be disturbed.
* However, special case, or extreme urgency chats may still be offered to the agent.
* <li>Presence.Mode.AWAY -- the agent is not available and should not
* have a chat routed to them (equivalent to Presence.Mode.EXTENDED_AWAY).</ul>
*
* The current chats value indicates how many chats the agent is currently in. Because the agent
* is responsible for reporting the current chats value to the server, this value <b>must</b>
* be set every time it changes.<p>
*
* The max chats value is the maximum number of chats the agent is willing to have routed to
* them at once. Some servers may be configured to only accept max chat values in a certain
* range; for example, between two and five. In that case, the maxChats value the agent sends
* may be adjusted by the server to a value within that range.
*
* @param presenceMode the presence mode of the agent.
* @param currentChats the current number of chats the agent is in.
* @param maxChats the maximum number of chats the agent is willing to accept.
* @throws XMPPException if an error occurs setting the agent status.
* @throws IllegalStateException if the agent is not online with the workgroup.
*/
public void setStatus(Presence.Mode presenceMode, int currentChats, int maxChats )
throws XMPPException
{
setStatus( presenceMode, currentChats, maxChats, null );
}
/**
* Sets the agent's current status with the workgroup. The presence mode affects how offers
* are routed to the agent. The possible presence modes with their meanings are as follows:<ul>
*
* <li>Presence.Mode.AVAILABLE -- (Default) the agent is available for more chats
* (equivalent to Presence.Mode.CHAT).
* <li>Presence.Mode.DO_NOT_DISTURB -– the agent is busy and should not be disturbed.
* However, special case, or extreme urgency chats may still be offered to the agent.
* <li>Presence.Mode.AWAY -- the agent is not available and should not
* have a chat routed to them (equivalent to Presence.Mode.EXTENDED_AWAY).</ul>
*
* The current chats value indicates how many chats the agent is currently in. Because the agent
* is responsible for reporting the current chats value to the server, this value <b>must</b>
* be set every time it changes.<p>
*
* The max chats value is the maximum number of chats the agent is willing to have routed to
* them at once. Some servers may be configured to only accept max chat values in a certain
* range; for example, between two and five. In that case, the maxChats value the agent sends
* may be adjusted by the server to a value within that range.
*
* @param presenceMode the presence mode of the agent.
* @param currentChats the current number of chats the agent is in.
* @param maxChats the maximum number of chats the agent is willing to accept.
* @param status sets the status message of the presence update.
* @throws XMPPException if an error occurs setting the agent status.
* @throws IllegalStateException if the agent is not online with the workgroup.
*/
public void setStatus(Presence.Mode presenceMode, int currentChats, int maxChats, String status )
throws XMPPException
{
if (!online) {
throw new IllegalStateException("Cannot set status when the agent is not online.");
}
if (presenceMode == null) {
presenceMode = Presence.Mode.AVAILABLE;
}
this.presenceMode = presenceMode;
this.currentChats = currentChats;
this.maxChats = maxChats;
Presence presence = new Presence(Presence.Type.AVAILABLE);
presence.setMode(presenceMode);
presence.setTo(this.getWorkgroupName());
if( status != null ) {
presence.setStatus( status );
}
// Send information about max chats and current chats as a packet extension.
DefaultPacketExtension agentStatus = new DefaultPacketExtension(AgentStatus.ELEMENT_NAME,
AgentStatus.NAMESPACE);
agentStatus.setValue("current-chats", ""+currentChats);
agentStatus.setValue("max-chats", ""+maxChats);
presence.addExtension(agentStatus);
presence.addExtension(new MetaData(this.metaData));
PacketCollector collector = this.connection.createPacketCollector(new AndFilter(
new PacketTypeFilter(Presence.class), new FromContainsFilter(workgroupName)));
this.connection.sendPacket(presence);
presence = (Presence)collector.nextResult(5000);
collector.cancel();
if (presence == null) {
throw new XMPPException("No response from server on status set.");
}
if (presence.getError() != null) {
throw new XMPPException(presence.getError());
}
}
/**
* Removes a user from the workgroup queue. This is an administrative action that the
*
* The agent is not guaranteed of having privileges to perform this action; an exception
* denying the request may be thrown.
*/
public void dequeueUser(String userID) throws XMPPException {
// todo: this method simply won't work right now.
DepartQueuePacket departPacket = new DepartQueuePacket(this.workgroupName);
// PENDING
this.connection.sendPacket(departPacket);
}
/**
* @return the fully-qualified name of the workgroup for which this session exists
*/
public String getWorkgroupName() {
return workgroupName;
}
/**
* @param queueName the name of the queue
* @return an instance of WorkgroupQueue for the argument queue name, or null if none exists
*/
public WorkgroupQueue getQueue(String queueName) {
return (WorkgroupQueue)queues.get(queueName);
}
public Iterator getQueues() {
return Collections.unmodifiableMap((new HashMap(queues))).values().iterator();
}
public void addQueueUsersListener(QueueUsersListener listener) {
synchronized(queueUsersListeners) {
if (!queueUsersListeners.contains(listener)) {
queueUsersListeners.add(listener);
}
}
}
public void removeQueueUsersListener(QueueUsersListener listener) {
synchronized(queueUsersListeners) {
queueUsersListeners.remove(listener);
}
}
public void addQueueAgentsListener(QueueAgentsListener listener) {
synchronized(queueAgentsListeners) {
if (!queueAgentsListeners.contains(listener)) {
queueAgentsListeners.add(listener);
}
}
}
public void removeQueueAgentsListener(QueueAgentsListener listener) {
synchronized(queueAgentsListeners) {
queueAgentsListeners.remove(listener);
}
}
/**
* Adds an offer listener.
*
* @param offerListener the offer listener.
*/
public void addOfferListener(OfferListener offerListener) {
synchronized(offerListeners) {
if (!offerListeners.contains(offerListener)) {
offerListeners.add(offerListener);
}
}
}
/**
* Removes an offer listener.
*
* @param offerListener the offer listener.
*/
public void removeOfferListener(OfferListener offerListener) {
synchronized(offerListeners) {
offerListeners.remove(offerListener);
}
}
/**
* Adds an invitation listener.
*
* @param invitationListener the invitation listener.
*/
public void addInvitationListener(InvitationListener invitationListener) {
synchronized(invitationListeners) {
if (!invitationListeners.contains(invitationListener)) {
invitationListeners.add(invitationListener);
}
}
}
/**
* Removes an invitation listener.
*
* @param invitationListener the invitation listener.
*/
public void removeInvitationListener(InvitationListener invitationListener) {
synchronized(invitationListeners) {
offerListeners.remove(invitationListener);
}
}
private void fireOfferRequestEvent(OfferRequestProvider.OfferRequestPacket requestPacket) {
Offer offer = new Offer(this.connection, this, requestPacket.getUserID(),
this.getWorkgroupName(),
new Date((new Date()).getTime()
+ (requestPacket.getTimeout() * 1000)),
requestPacket.getSessionID(), requestPacket.getMetaData());
synchronized (offerListeners) {
for (Iterator i=offerListeners.iterator(); i.hasNext(); ) {
OfferListener listener = (OfferListener)i.next();
listener.offerReceived(offer);
}
}
}
private void fireOfferRevokeEvent(OfferRevokeProvider.OfferRevokePacket orp) {
RevokedOffer revokedOffer = new RevokedOffer(orp.getUserID(), this.getWorkgroupName(),
orp.getSessionID(), orp.getReason(),
new Date());
synchronized (offerListeners) {
for (Iterator i=offerListeners.iterator(); i.hasNext(); ) {
OfferListener listener = (OfferListener)i.next();
listener.offerRevoked(revokedOffer);
}
}
}
private void fireInvitationEvent(String groupChatJID, String sessionID, String body,
String from, Map metaData)
{
Invitation invitation = new Invitation(connection.getUser(), groupChatJID,
workgroupName, sessionID, body, from, metaData);
synchronized(invitationListeners) {
for (Iterator i=invitationListeners.iterator(); i.hasNext(); ) {
InvitationListener listener = (InvitationListener)i.next();
listener.invitationReceived(invitation);
}
}
}
private void fireQueueUsersEvent(WorkgroupQueue queue, WorkgroupQueue.Status status,
int averageWaitTime, Date oldestEntry, Set users)
{
synchronized(queueUsersListeners) {
for (Iterator i=queueUsersListeners.iterator(); i.hasNext(); ) {
QueueUsersListener listener = (QueueUsersListener)i.next();
if (status != null) {
listener.statusUpdated(queue, status);
}
if (averageWaitTime != -1) {
listener.averageWaitTimeUpdated(queue, averageWaitTime);
}
if (oldestEntry != null) {
listener.oldestEntryUpdated(queue, oldestEntry);
}
if (users != null) {
listener.usersUpdated(queue, users);
}
}
}
}
private void fireQueueAgentsEvent(WorkgroupQueue queue, int currentChats,
int maxChats, Set agents)
{
synchronized(queueAgentsListeners) {
for (Iterator i=queueAgentsListeners.iterator(); i.hasNext(); ) {
QueueAgentsListener listener = (QueueAgentsListener)i.next();
if (currentChats != -1) {
listener.currentChatsUpdated(queue, currentChats);
}
if (maxChats != -1) {
listener.maxChatsUpdated(queue, maxChats);
}
if (agents != null) {
listener.agentsUpdated(queue, agents);
}
}
}
}
// PacketListener Implementation.
private void handlePacket(Packet packet) {
if (packet instanceof OfferRequestProvider.OfferRequestPacket) {
fireOfferRequestEvent((OfferRequestProvider.OfferRequestPacket)packet);
}
else if (packet instanceof Presence) {
Presence presence = (Presence)packet;
// The workgroup can send us a number of different presence packets. We
// check for different packet extensions to see what type of presence
// packet it is.
String queueName = StringUtils.parseResource(presence.getFrom());
WorkgroupQueue queue = (WorkgroupQueue)queues.get(queueName);
// If there isn't already an entry for the queue, create a new one.
if (queue == null) {
queue = new WorkgroupQueue(queueName);
queues.put(queueName, queue);
}
// QueueOverview packet extensions contain basic information about a queue.
QueueOverview queueOverview = (QueueOverview)presence.getExtension(
QueueOverview.ELEMENT_NAME, QueueOverview.NAMESPACE);
if (queueOverview != null) {
if (queueOverview.getStatus() == null) {
queue.setStatus(WorkgroupQueue.Status.CLOSED);
}
else {
queue.setStatus(queueOverview.getStatus());
}
queue.setAverageWaitTime(queueOverview.getAverageWaitTime());
queue.setOldestEntry(queueOverview.getOldestEntry());
// Fire event.
fireQueueUsersEvent(queue, queueOverview.getStatus(),
queueOverview.getAverageWaitTime(), queueOverview.getOldestEntry(),
null);
return;
}
// QueueDetails packet extensions contain information about the users in
// a queue.
QueueDetails queueDetails = (QueueDetails)packet.getExtension(
QueueDetails.ELEMENT_NAME, QueueDetails.NAMESPACE);
if (queueDetails != null) {
queue.setUsers(queueDetails.getUsers());
// Fire event.
fireQueueUsersEvent(queue, null, -1, null, queueDetails.getUsers());
return;
}
// Notify agent packets gives an overview of agent activity in a queue.
DefaultPacketExtension notifyAgents = (DefaultPacketExtension)presence.getExtension(
"notify-agents", "xmpp:workgroup");
if (notifyAgents != null) {
int currentChats = Integer.parseInt(notifyAgents.getValue("current-chats"));
int maxChats = Integer.parseInt(notifyAgents.getValue("max-chats"));
queue.setCurrentChats(currentChats);
queue.setMaxChats(maxChats);
// Fire event.
fireQueueAgentsEvent(queue, currentChats, maxChats, null);
return;
}
// Agent status
AgentStatus agentStatus = (AgentStatus)presence.getExtension(AgentStatus.ELEMENT_NAME,
AgentStatus.NAMESPACE);
if (agentStatus != null) {
Set agents = agentStatus.getAgents();
// Look for information about the agent that created this session and
// update local status fields accordingly.
for (Iterator i=agents.iterator(); i.hasNext(); ) {
Agent agent = (Agent)i.next();
if (agent.getUser().equals(StringUtils.parseBareAddress(
connection.getUser())))
{
maxChats = agent.getMaxChats();
currentChats = agent.getCurrentChats();
}
}
// Set the list of agents for the queue.
queue.setAgents(agents);
// Fire event.
fireQueueAgentsEvent(queue, -1, -1, agentStatus.getAgents());
return;
}
}
else if (packet instanceof Message) {
Message message = (Message)packet;
GroupChatInvitation invitation = (GroupChatInvitation)message.getExtension(
GroupChatInvitation.ELEMENT_NAME, GroupChatInvitation.NAMESPACE);
if (invitation != null) {
String roomAddress = invitation.getRoomAddress();
String sessionID = null;
Map metaData = null;
SessionID sessionIDExt = (SessionID)message.getExtension(SessionID.ELEMENT_NAME,
SessionID.NAMESPACE);
if (sessionIDExt != null) {
sessionID = sessionIDExt.getSessionID();
}
MetaData metaDataExt = (MetaData)message.getExtension(MetaData.ELEMENT_NAME,
MetaData.NAMESPACE);
if (metaDataExt != null) {
metaData = metaDataExt.getMetaData();
}
this.fireInvitationEvent(roomAddress, sessionID, message.getBody(),
message.getFrom(), metaData);
}
}
else if (packet instanceof OfferRevokeProvider.OfferRevokePacket) {
fireOfferRevokeEvent((OfferRevokeProvider.OfferRevokePacket)packet);
}
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.agent;
import java.util.Date;
import java.util.Map;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.packet.IQ;
import org.jivesoftware.smack.packet.Packet;
/**
* A class embodying the semantic agent chat offer; specific instances allow the acceptance or
* rejecting of the offer.<br>
*
* @author Matt Tucker
* @author loki der quaeler
* @author Derek DeMoro
*/
public class Offer {
private XMPPConnection connection;
private AgentSession session;
private String sessionID;
private String userID;
private String workgroupName;
private Date expiresDate;
private Map metaData;
/**
* Creates a new offer.
*
* @param conn the XMPP connection with which the issuing session was created.
* @param agentSession the agent session instance through which this offer was issued.
* @param userID the XMPP address of the user from which the offer originates.
* @param workgroupName the fully qualified name of the workgroup.
* @param expiresDate the date at which this offer expires.
* @param sessionID the session id associated with the offer.
* @param metaData the metadata associated with the offer.
*/
public Offer( XMPPConnection conn, AgentSession agentSession, String userID,
String workgroupName, Date expiresDate,
String sessionID, Map metaData ) {
this.connection = conn;
this.session = agentSession;
this.userID = userID;
this.workgroupName = workgroupName;
this.expiresDate = expiresDate;
this.sessionID = sessionID;
this.metaData = metaData;
}
/**
* Accepts the offer.
*/
public void accept() {
Packet acceptPacket = new AcceptPacket( this.session.getWorkgroupName() );
connection.sendPacket( acceptPacket );
// TODO: listen for a reply.
}
/**
* Rejects the offer.
*/
public void reject() {
RejectPacket rejectPacket = new RejectPacket( this.session.getWorkgroupName() );
connection.sendPacket( rejectPacket );
// TODO: listen for a reply.
}
/**
* Returns the XMPP address of the user from which the offer originates
* (eg jsmith@example.com/WebClient). For example, if the user jsmith initiates
* a support request by joining the workgroup queue, then this user ID will be
* jsmith's address.
*
* @return the XMPP address of the user from which the offer originates.
*/
public String getUserID() {
return userID;
}
/**
* The fully qualified name of the workgroup (eg support@example.com).
*
* @return the name of the workgroup.
*/
public String getWorkgroupName() {
return this.workgroupName;
}
/**
* The date when the offer will expire. The agent must {@link #accept()}
* the offer before the expiration date or the offer will lapse and be
* routed to another agent. Alternatively, the agent can {@link #reject()}
* the offer at any time if they don't wish to accept it..
*
* @return the date at which this offer expires.
*/
public Date getExpiresDate() {
return this.expiresDate;
}
/**
* The session ID associated with the offer.
*
* @return the session id associated with the offer.
*/
public String getSessionID() {
return this.sessionID;
}
/**
* The meta-data associated with the offer.
*
* @return the offer meta-data.
*/
public Map getMetaData() {
return this.metaData;
}
/**
* Packet for rejecting offers.
*/
private class RejectPacket extends IQ {
RejectPacket( String workgroup ) {
this.setTo( workgroup );
this.setType( IQ.Type.SET );
}
public String getChildElementXML() {
return "<offer-reject jid=\"" + Offer.this.getUserID() +
"\" xmlns=\"xmpp:workgroup" + "\"/>";
}
}
/**
* Packet for accepting an offer.
*/
private class AcceptPacket extends IQ {
AcceptPacket( String workgroup ) {
this.setTo( workgroup );
this.setType( IQ.Type.SET );
}
public String getChildElementXML() {
return "<offer-accept jid=\"" + Offer.this.getUserID() +
"\" xmlns=\"xmpp:workgroup" + "\"/>";
}
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.agent;
/**
* An interface which all classes interested in hearing about chat offers associated to a particular
* AgentSession instance should implement.<br>
*
* @author Matt Tucker
* @author loki der quaeler
* @see org.jivesoftware.smackx.workgroup.agent.AgentSession
*/
public interface OfferListener {
/**
* The implementing class instance will be notified via this when the AgentSession has received
* an offer for a chat. The instance will then have the ability to accept, reject, or ignore
* the request (resulting in a revocation-by-timeout).
*
* @param request the Offer instance embodying the details of the offer
*/
public void offerReceived (Offer request);
/**
* The implementing class instance will be notified via this when the AgentSessino has received
* a revocation of a previously extended offer.
*
* @param revokedOffer the RevokedOffer instance embodying the details of the revoked offer
*/
public void offerRevoked (RevokedOffer revokedOffer);
}

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package org.jivesoftware.smackx.workgroup.agent;
import java.util.Set;
public interface QueueAgentsListener {
/**
* The current number of chats the agents are handling was updated.
*
* @param queue the workgroup queue.
* @param currentChats the current number of chats the agents are handling.
*/
public void currentChatsUpdated(WorkgroupQueue queue, int currentChats);
/**
* The maximum number of chats the agents can handle was updated.
*
* @param queue the workgroup queue.
* @param maxChats the maximum number of chats the agents can handle.
*/
public void maxChatsUpdated(WorkgroupQueue queue, int maxChats);
/**
* The list of available agents servicing the queue was updated.
*
* @param queue the workgroup queue.
* @param agents the available agents servicing the queue.
*/
public void agentsUpdated(WorkgroupQueue queue, Set agents);
}

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package org.jivesoftware.smackx.workgroup.agent;
import java.util.Date;
import java.util.Set;
public interface QueueUsersListener {
/**
* The status of the queue was updated.
*
* @param queue the workgroup queue.
* @param status the status of queue.
*/
public void statusUpdated(WorkgroupQueue queue, WorkgroupQueue.Status status);
/**
* The average wait time of the queue was updated.
*
* @param queue the workgroup queue.
* @param averageWaitTime the average wait time of the queue.
*/
public void averageWaitTimeUpdated(WorkgroupQueue queue, int averageWaitTime);
/**
* The date of oldest entry waiting in the queue was updated.
*
* @param queue the workgroup queue.
* @param oldestEntry the date of the oldest entry waiting in the queue.
*/
public void oldestEntryUpdated(WorkgroupQueue queue, Date oldestEntry);
/**
* The list of users waiting in the queue was updated.
*
* @param queue the workgroup queue.
* @param users the list of users waiting in the queue.
*/
public void usersUpdated(WorkgroupQueue queue, Set users);
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.agent;
import java.util.Date;
/**
* An immutable simple class to embody the information concerning a revoked offer, this is namely
* the reason, the workgroup, the userJID, and the timestamp which the message was received.<br>
*
* @author loki der quaeler
*/
public class RevokedOffer {
protected String userID;
protected String workgroupName;
protected String sessionID;
protected String reason;
protected Date timestamp;
/**
* @param uid the jid of the user for which this revocation was issued
* @param wg the fully qualified name of the workgroup
* @param sid the session id attributed to this chain of packets
* @param cause the server issued message as to why this revocation was issued
* @param ts the timestamp at which the revocation was issued
*/
public RevokedOffer (String uid, String wg, String sid, String cause, Date ts) {
super();
this.userID = uid;
this.workgroupName = wg;
this.sessionID = sid;
this.reason = cause;
this.timestamp = ts;
}
/**
* @return the jid of the user for which this revocation was issued
*/
public String getUserID () {
return this.userID;
}
/**
* @return the fully qualified name of the workgroup
*/
public String getWorkgroupName () {
return this.workgroupName;
}
/**
* @return the session id which will associate all packets for the pending chat
*/
public String getSessionID() {
return this.sessionID;
}
/**
* @return the server issued message as to why this revocation was issued
*/
public String getReason () {
return this.reason;
}
/**
* @return the timestamp at which the revocation was issued
*/
public Date getTimestamp () {
return this.timestamp;
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.agent;
import java.util.*;
/**
* A queue in a workgroup, which is a pool of agents that are routed a specific type of
* chat request.
*/
public class WorkgroupQueue {
private String name;
private Status status = Status.CLOSED;
private int averageWaitTime = -1;
private Date oldestEntry = null;
private Set users = Collections.EMPTY_SET;
private Set agents = Collections.EMPTY_SET;
private int maxChats = 0;
private int currentChats = 0;
/**
* Creates a new workgroup queue instance.
*
* @param name the name of the queue.
*/
WorkgroupQueue(String name) {
this.name = name;
}
/**
* Returns the name of the queue.
*
* @return the name of the queue.
*/
public String getName() {
return name;
}
/**
* Returns the status of the queue.
*
* @return the status of the queue.
*/
public Status getStatus() {
return status;
}
void setStatus(Status status) {
this.status = status;
}
/**
* Returns the number of users waiting in the queue waiting to be routed to
* an agent.
*
* @return the number of users waiting in the queue.
*/
public int getUserCount() {
if (users == null) {
return 0;
}
return users.size();
}
/**
* Returns an Iterator for the users in the queue waiting to be routed to
* an agent (QueueUser instances).
*
* @return an Iterator for the users waiting in the queue.
*/
public Iterator getUsers() {
if (users == null) {
return Collections.EMPTY_SET.iterator();
}
return Collections.unmodifiableSet(users).iterator();
}
void setUsers(Set users) {
this.users = users;
}
/**
* Returns the average amount of time users wait in the queue before being
* routed to an agent. If average wait time info isn't available, -1 will
* be returned.
*
* @return the average wait time
*/
public int getAverageWaitTime() {
return averageWaitTime;
}
void setAverageWaitTime(int averageTime) {
this.averageWaitTime = averageTime;
}
/**
* Returns the date of the oldest request waiting in the queue. If there
* are no requests waiting to be routed, this method will return <tt>null</tt>.
*
* @return the date of the oldest request in the queue.
*/
public Date getOldestEntry() {
return oldestEntry;
}
void setOldestEntry(Date oldestEntry) {
this.oldestEntry = oldestEntry;
}
/**
* Returns the count of the currently available agents in the queue.
*
* @return the number of active agents in the queue.
*/
public int getAgentCount() {
synchronized (agents) {
return agents.size();
}
}
/**
* Returns an Iterator the currently active agents (Agent instances).
*
* @return an Iterator for the active agents.
*/
public Iterator getAgents() {
return Collections.unmodifiableSet(agents).iterator();
}
void setAgents(Set agents) {
this.agents = agents;
}
/**
* Returns the maximum number of simultaneous chats the queue can handle.
*
* @return the max number of chats the queue can handle.
*/
public int getMaxChats() {
return maxChats;
}
void setMaxChats(int maxChats) {
this.maxChats = maxChats;
}
/**
* Returns the current number of active chat sessions in the queue.
*
* @return the current number of active chat sessions in the queue.
*/
public int getCurrentChats() {
return currentChats;
}
void setCurrentChats(int currentChats) {
this.currentChats = currentChats;
}
/**
* A class to represent the status of the workgroup. The possible values are:
*
* <ul>
* <li>WorkgroupQueue.Status.OPEN -- the queue is active and accepting new chat requests.
* <li>WorkgroupQueue.Status.ACTIVE -- the queue is active but NOT accepting new chat
* requests.
* <li>WorkgroupQueue.Status.CLOSED -- the queue is NOT active and NOT accepting new
* chat requests.
* </ul>
*/
public static class Status {
/**
* The queue is active and accepting new chat requests.
*/
public static final Status OPEN = new Status("open");
/**
* The queue is active but NOT accepting new chat requests. This state might
* occur when the workgroup has closed because regular support hours have closed,
* but there are still several requests left in the queue.
*/
public static final Status ACTIVE = new Status("active");
/**
* The queue is NOT active and NOT accepting new chat requests.
*/
public static final Status CLOSED = new Status("closed");
/**
* Converts a String into the corresponding status. Valid String values
* that can be converted to a status are: "open", "active", and "closed".
*
* @param type the String value to covert.
* @return the corresponding Type.
*/
public static Status fromString(String type) {
if (type == null) {
return null;
}
type = type.toLowerCase();
if (OPEN.toString().equals(type)) {
return OPEN;
}
else if (ACTIVE.toString().equals(type)) {
return ACTIVE;
}
else if (CLOSED.toString().equals(type)) {
return CLOSED;
}
else {
return null;
}
}
private String value;
private Status(String value) {
this.value = value;
}
public String toString() {
return value;
}
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.packet;
import java.util.*;
import java.beans.PropertyDescriptor;
import org.jivesoftware.smack.packet.*;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.jivesoftware.smack.provider.ProviderManager;
import org.xmlpull.v1.XmlPullParser;
import org.jivesoftware.smackx.workgroup.agent.Agent;
/**
* An immutable container around the basic data known about a given agent, as well as a
* PacketExtension implementor which knows how to write the agent-status packet extension.
* The packet extension implementation doesn't transmit its presence information as, due to
* the protocol design, that is to be done by the presence packet which houses this extension.
* Similarly, the agent-status packet extension transmits nothing about the agent id, nor
* the metadata.<br>
*
* PENDING: feels hacky to carry around the presence packet, but it's an adequate container
* for the time being.<br>
*
* @author loki der quaeler
*/
public class AgentStatus implements PacketExtension {
/**
* Element name of the packet extension.
*/
public static final String ELEMENT_NAME = "agent-status";
/**
* Namespace of the packet extension.
*/
public static final String NAMESPACE = "xmpp:workgroup";
private Set agents;
AgentStatus() {
agents = new HashSet();
}
void addAgent(Agent agent) {
synchronized (agents) {
agents.add(agent);
}
}
public int getAgentCount() {
synchronized (agents) {
return agents.size();
}
}
public Set getAgents() {
synchronized (agents) {
return Collections.unmodifiableSet(agents);
}
}
public String getElementName () {
return ELEMENT_NAME;
}
public String getNamespace () {
return NAMESPACE;
}
public String toXML () {
StringBuffer buf = new StringBuffer();
buf.append("<").append(ELEMENT_NAME).append(" xmlns=\"").append(NAMESPACE).append("\">");
synchronized (agents) {
for (Iterator i=agents.iterator(); i.hasNext(); ) {
Agent agent = (Agent)i.next();
buf.append("<agent jid=\"").append(agent.getUser()).append("\">");
if (agent.getCurrentChats() != -1) {
buf.append("<current-chats>");
buf.append(agent.getCurrentChats());
buf.append("</current-chats>");
}
if (agent.getMaxChats() != -1) {
buf.append("<max-chats>").append(agent.getMaxChats()).append("</max-chats>");
}
if (agent.getPresence() != null) {
buf.append(agent.getPresence().toXML());
// TODO: ensure that presence.toXML method is ok, then delete code below.
/*Presence presence = agent.getPresence();
int priority = presence.getPriority();
Presence.Mode mode = presence.getMode();
String status = presence.getStatus();
buf.append("<presence>");
if (status != null) {
buf.append("<status>").append(status).append("</status>");
}
if (priority != -1) {
buf.append("<priority>").append(priority).append("</priority>");
}
if (mode != null && mode != Presence.Mode.AVAILABLE) {
buf.append("<show>").append(mode).append("</show>");
}
buf.append("</presence>");*/
}
buf.append("</agent>");
}
}
buf.append("</").append(this.getElementName()).append("> ");
return buf.toString();
}
/**
* Packet extension provider for AgentStatus packets.
*/
public static class Provider implements PacketExtensionProvider {
public PacketExtension parseExtension(XmlPullParser parser) throws Exception {
AgentStatus agentStatus = new AgentStatus();
int eventType = parser.getEventType();
if (eventType != XmlPullParser.START_TAG) {
throw new IllegalStateException("Parser not in proper position, or bad XML.");
}
eventType = parser.next();
while ((eventType == XmlPullParser.START_TAG)
&& ("agent".equals(parser.getName()))) {
String jid = null;
int currentChats = -1;
int maxChats = -1;
Presence presence = null;
jid = parser.getAttributeValue("", "jid");
if (jid == null) {
// throw exception
}
eventType = parser.next();
String elementName = parser.getName();
while ((eventType != XmlPullParser.END_TAG) || (!"agent".equals(elementName))) {
if ("current-chats".equals(elementName)) {
currentChats = Integer.parseInt(parser.nextText());
parser.next();
}
else if ("max-chats".equals(elementName)) {
maxChats = Integer.parseInt(parser.nextText());
parser.next();
}
else if ("presence".equals(elementName)) {
presence = parsePresence(parser);
parser.next();
}
eventType = parser.getEventType();
elementName = parser.getName();
if (eventType != XmlPullParser.END_TAG) {
// throw exception
}
}
Agent agent = new Agent(jid, currentChats, maxChats, presence);
agentStatus.addAgent(agent);
eventType = parser.next();
}
if (eventType != XmlPullParser.END_TAG) {
// throw exception -- PENDING logic verify: useless case?
}
return agentStatus;
}
// Note: all methods below are copied directly from the Smack PacketReader class
// and represent all methods that are needed for presence packet parsing.
// Unfortunately, there is no elegant way to pass of presence packet parsing to
// Smack core when the presence packet context is a non-standard one such as in
// the agent-status protocol. Future Smack changes may change this situation,
// which would allow us to delete the code copy.
/**
* Parses a presence packet.
*
* @param parser the XML parser, positioned at the start of a presence packet.
* @return an Presence object.
* @throws Exception if an exception occurs while parsing the packet.
*/
private Presence parsePresence(XmlPullParser parser) throws Exception {
Presence.Type type = Presence.Type.fromString(parser.getAttributeValue("", "type"));
Presence presence = new Presence(type);
presence.setTo(parser.getAttributeValue("", "to"));
presence.setFrom(parser.getAttributeValue("", "from"));
presence.setPacketID(parser.getAttributeValue("", "id"));
// Parse sub-elements
boolean done = false;
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
String elementName = parser.getName();
String namespace = parser.getNamespace();
if (elementName.equals("status")) {
presence.setStatus(parser.nextText());
}
else if (elementName.equals("priority")) {
try {
int priority = Integer.parseInt(parser.nextText());
presence.setPriority(priority);
}
catch (NumberFormatException nfe) { }
}
else if (elementName.equals("show")) {
presence.setMode(Presence.Mode.fromString(parser.nextText()));
}
else if (elementName.equals("error")) {
presence.setError(parseError(parser));
}
// Otherwise, it must be a packet extension.
else {
presence.addExtension(parsePacketExtension(elementName, namespace, parser));
}
}
else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals("presence")) {
done = true;
}
}
}
return presence;
}
/**
* Parses a packet extension sub-packet.
*
* @param elementName the XML element name of the packet extension.
* @param namespace the XML namespace of the packet extension.
* @param parser the XML parser, positioned at the starting element of the extension.
* @return a PacketExtension.
* @throws Exception if a parsing error occurs.
*/
private PacketExtension parsePacketExtension(String elementName, String namespace,
XmlPullParser parser) throws Exception
{
// See if a provider is registered to handle the extension.
Object provider = ProviderManager.getExtensionProvider(elementName, namespace);
if (provider != null) {
if (provider instanceof PacketExtensionProvider) {
return ((PacketExtensionProvider)provider).parseExtension(parser);
}
else if (provider instanceof Class) {
return (PacketExtension)parseWithIntrospection(
elementName, (Class)provider, parser);
}
}
// No providers registered, so use a default extension.
DefaultPacketExtension extension = new DefaultPacketExtension(elementName, namespace);
boolean done = false;
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
String name = parser.getName();
// If an empty element, set the value with the empty string.
if (parser.isEmptyElementTag()) {
extension.setValue(name,"");
}
// Otherwise, get the the element text.
else {
eventType = parser.next();
if (eventType == XmlPullParser.TEXT) {
String value = parser.getText();
extension.setValue(name, value);
}
}
}
else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals(elementName)) {
done = true;
}
}
}
return extension;
}
private Object parseWithIntrospection(String elementName,
Class objectClass, XmlPullParser parser) throws Exception
{
boolean done = false;
Object object = objectClass.newInstance();
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
String name = parser.getName();
String stringValue = parser.nextText();
PropertyDescriptor descriptor = new PropertyDescriptor(name, objectClass);
// Load the class type of the property.
Class propertyType = descriptor.getPropertyType();
// Get the value of the property by converting it from a
// String to the correct object type.
Object value = decode(propertyType, stringValue);
// Set the value of the bean.
descriptor.getWriteMethod().invoke(object, new Object[] { value });
}
else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals(elementName)) {
done = true;
}
}
}
return object;
}
/**
* Decodes a String into an object of the specified type. If the object
* type is not supported, null will be returned.
*
* @param type the type of the property.
* @param value the encode String value to decode.
* @return the String value decoded into the specified type.
*/
private static Object decode(Class type, String value) throws Exception {
if (type.getName().equals("java.lang.String")) {
return value;
}
if (type.getName().equals("boolean")) {
return Boolean.valueOf(value);
}
if (type.getName().equals("int")) {
return Integer.valueOf(value);
}
if (type.getName().equals("long")) {
return Long.valueOf(value);
}
if (type.getName().equals("float")) {
return Float.valueOf(value);
}
if (type.getName().equals("double")) {
return Double.valueOf(value);
}
if (type.getName().equals("java.lang.Class")) {
return Class.forName(value);
}
return null;
}
/**
* Parses error sub-packets.
*
* @param parser the XML parser.
* @return an error sub-packet.
* @throws Exception if an exception occurs while parsing the packet.
*/
private XMPPError parseError(XmlPullParser parser) throws Exception {
String errorCode = null;
for (int i=0; i<parser.getAttributeCount(); i++) {
if (parser.getAttributeName(i).equals("code")) {
errorCode = parser.getAttributeValue("", "code");
}
}
String message = parser.nextText();
while (true) {
if (parser.getEventType() == XmlPullParser.END_TAG && parser.getName().equals("error")) {
break;
}
}
return new XMPPError(Integer.parseInt(errorCode), message);
}
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.packet;
import org.jivesoftware.smack.packet.*;
/**
* A IQ packet used to depart a workgroup queue. There are two cases for issuing a depart
* queue request:<ul>
* <li>The user wants to leave the queue. In this case, an instance of this class
* should be created without passing in a user address.
* <li>An administrator or the server removes wants to remove a user from the queue.
* In that case, the address of the user to remove from the queue should be
* used to create an instance of this class.</ul>
*
* @author loki der quaeler
*/
public class DepartQueuePacket extends IQ {
private String user;
/**
* Creates a depart queue request packet to the specified workgroup.
*
* @param workgroup the workgroup to depart.
*/
public DepartQueuePacket(String workgroup) {
this(workgroup, null);
}
/**
* Creates a depart queue request to the specified workgroup and for the
* specified user.
*
* @param workgroup the workgroup to depart.
* @param user the user to make depart from the queue.
*/
public DepartQueuePacket(String workgroup, String user) {
this.user = user;
setTo(workgroup);
setType(IQ.Type.SET);
setFrom(user);
}
public String getChildElementXML() {
StringBuffer buf = new StringBuffer("<depart-queue xmlns=\"xmpp:workgroup\"");
if (this.user != null) {
buf.append("><jid>").append(this.user).append("</jid></depart-queue>");
}
else {
buf.append("/>");
}
return buf.toString();
}
}

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source/org/jivesoftware/smackx/workgroup/packet/MetaDataProvider.java Normal file
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.packet;
import java.util.Map;
import org.jivesoftware.smackx.workgroup.MetaData;
import org.jivesoftware.smackx.workgroup.util.MetaDataUtils;
import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;
/**
* This provider parses meta data if it's not contained already in a larger extension provider.
*
* @author loki der quaeler
*/
public class MetaDataProvider
implements PacketExtensionProvider {
/**
* PacketExtensionProvider implementation
*/
public PacketExtension parseExtension (XmlPullParser parser)
throws Exception {
Map metaData = MetaDataUtils.parseMetaData(parser);
return new MetaData(metaData);
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.packet;
import java.util.*;
import org.jivesoftware.smackx.workgroup.*;
import org.jivesoftware.smackx.workgroup.util.MetaDataUtils;
import org.jivesoftware.smack.packet.*;
import org.jivesoftware.smack.provider.*;
import org.xmlpull.v1.XmlPullParser;
/**
* An IQProvider for agent offer requests.
*
* @author loki der quaeler
*/
public class OfferRequestProvider implements IQProvider {
public OfferRequestProvider () {
}
public IQ parseIQ(XmlPullParser parser) throws Exception {
int eventType = parser.getEventType();
String uid = null;
String sessionID = null;
int timeout = -1;
boolean done = false;
Map metaData = new HashMap();
if (eventType != XmlPullParser.START_TAG) {
// throw exception
}
uid = parser.getAttributeValue("", "jid");
if (uid == null) {
// throw exception
}
parser.nextTag();
while (!done) {
eventType = parser.getEventType();
if (eventType == XmlPullParser.START_TAG) {
String elemName = parser.getName();
if ("timeout".equals(elemName)) {
timeout = Integer.parseInt(parser.nextText());
}
else if (MetaData.ELEMENT_NAME.equals(elemName)) {
metaData = MetaDataUtils.parseMetaData(parser);
}
else
if (SessionID.ELEMENT_NAME.equals(elemName)) {
sessionID = parser.getAttributeValue("", "session");
parser.nextTag();
}
}
else if (eventType == XmlPullParser.END_TAG) {
if ("offer".equals(parser.getName())) {
done = true;
}
else {
parser.nextTag();
}
}
else {
parser.nextTag();
}
}
OfferRequestPacket offerRequest = new OfferRequestPacket(uid, timeout, metaData, sessionID);
offerRequest.setType(IQ.Type.SET);
return offerRequest;
}
public static class OfferRequestPacket extends IQ {
private int timeout;
private String userID;
private Map metaData;
private String sessionID;
public OfferRequestPacket(String uid, int timeout, Map metaData, String sID) {
this.userID = uid;
this.timeout = timeout;
this.metaData = metaData;
this.sessionID = sID;
}
public String getUserID() {
return userID;
}
/**
* Returns the session id which will be associated with the customer for whom this offer
* is extended, or null if the offer did not contain one.
*
* @return the session id associated to the customer
*/
public String getSessionID() {
return sessionID;
}
/**
* Returns the number of seconds the agent has to accept the offer before
* it times out.
*
* @return the offer timeout (in seconds).
*/
public int getTimeout() {
return this.timeout;
}
public Map getMetaData() {
return this.metaData;
}
public String getChildElementXML () {
StringBuffer buf = new StringBuffer();
buf.append("<offer xmlns=\"xmpp:workgroup\" jid=\"").append(userID).append("\">");
buf.append("<timeout>").append(timeout).append("</timeout>");
if (sessionID != null) {
buf.append('<').append(SessionID.ELEMENT_NAME);
buf.append(" session=\"");
buf.append(getSessionID()).append("\" xmlns=\"");
buf.append(SessionID.NAMESPACE).append("\"/>");
}
if (metaData != null) {
buf.append(MetaDataUtils.serializeMetaData(metaData));
}
buf.append("</offer>");
return buf.toString();
}
}
}

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source/org/jivesoftware/smackx/workgroup/packet/OfferRevokeProvider.java Normal file
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.packet;
import org.jivesoftware.smack.provider.IQProvider;
import org.jivesoftware.smack.packet.IQ;
import org.xmlpull.v1.XmlPullParser;
/**
* An IQProvider class which has savvy about the offer-revoke tag.<br>
*
* @author loki der quaeler
*/
public class OfferRevokeProvider implements IQProvider {
public IQ parseIQ (XmlPullParser parser) throws Exception {
// The parser will be positioned on the opening IQ tag, so get the JID attribute.
String uid = parser.getAttributeValue("", "jid");
String reason = null;
String sessionID = null;
boolean done = false;
while (!done) {
int eventType = parser.next();
if ((eventType == XmlPullParser.START_TAG) && parser.getName().equals("reason")) {
reason = parser.nextText();
}
else if ((eventType == XmlPullParser.START_TAG)
&& parser.getName().equals(SessionID.ELEMENT_NAME)) {
sessionID = parser.getAttributeValue("", "session");
}
else if ((eventType == XmlPullParser.END_TAG)
&& parser.getName().equals("offer-revoke")) {
done = true;
}
}
return new OfferRevokePacket(uid, reason, sessionID);
}
public class OfferRevokePacket extends IQ {
protected String userID;
protected String sessionID;
protected String reason;
public OfferRevokePacket (String uid, String cause, String sid) {
this.userID = uid;
this.reason = cause;
this.sessionID = sid;
}
public String getUserID () {
return this.userID;
}
public String getReason () {
return this.reason;
}
public String getSessionID () {
return this.sessionID;
}
public String getChildElementXML () {
StringBuffer buf = new StringBuffer();
buf.append("<offer-revoke xmlns=\"xmpp:workgroup\" jid=\"").append(userID).append("\">");
if (reason != null) {
buf.append("<reason>").append(reason).append("</reason>");
}
buf.append("</offer-revoke>");
return buf.toString();
}
}
}

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source/org/jivesoftware/smackx/workgroup/packet/QueueDetails.java Normal file
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package org.jivesoftware.smackx.workgroup.packet;
import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;
import java.util.*;
import java.text.SimpleDateFormat;
import org.jivesoftware.smackx.workgroup.QueueUser;
/**
* Queue details packet extension, which contains details about the users
* currently in a queue.
*/
public class QueueDetails implements PacketExtension {
/**
* Element name of the packet extension.
*/
public static final String ELEMENT_NAME = "notify-queue-details";
/**
* Namespace of the packet extension.
*/
public static final String NAMESPACE = "xmpp:workgroup";
private static final SimpleDateFormat DATE_FORMATTER = new SimpleDateFormat("yyyyMMdd'T'HH:mm:ss");
/**
* The list of users in the queue.
*/
private Set users;
/**
* Creates a new QueueDetails packet
*/
private QueueDetails() {
users = new HashSet();
}
/**
* Returns the number of users currently in the queue that are waiting to
* be routed to an agent.
*
* @return the number of users in the queue.
*/
public int getUserCount() {
return users.size();
}
/**
* Returns the set of users in the queue that are waiting to
* be routed to an agent (as QueueUser objects).
*
* @return a Set for the users waiting in a queue.
*/
public Set getUsers() {
synchronized (users) {
return users;
}
}
/**
* Adds a user to the packet.
*
* @param user the user.
*/
private void addUser(QueueUser user) {
synchronized (users) {
users.add(user);
}
}
public String getElementName() {
return ELEMENT_NAME;
}
public String getNamespace() {
return NAMESPACE;
}
public String toXML() {
StringBuffer buf = new StringBuffer();
buf.append("<").append(ELEMENT_NAME).append(" xmlns=\"").append(NAMESPACE).append("\">");
synchronized (users) {
for (Iterator i=users.iterator(); i.hasNext(); ) {
QueueUser user = (QueueUser)i.next();
int position = user.getQueuePosition();
int timeRemaining = user.getEstimatedRemainingTime();
Date timestamp = user.getQueueJoinTimestamp();
buf.append("<user jid=\"").append(user.getUserID()).append(">");
if (position != -1) {
buf.append("<position>").append(position).append("</position>");
}
if (timeRemaining != -1) {
buf.append("<time>").append(timeRemaining).append("</time>");
}
if (timestamp != null) {
buf.append("<join-time>");
buf.append(DATE_FORMATTER.format(timestamp));
buf.append("</join-time>");
}
buf.append("</user>");
}
}
buf.append("</").append(ELEMENT_NAME).append(">");
return buf.toString();
}
/**
* Provider class for QueueDetails packet extensions.
*/
public static class Provider implements PacketExtensionProvider {
public PacketExtension parseExtension(XmlPullParser parser) throws Exception {
QueueDetails queueDetails = new QueueDetails();
int eventType = parser.getEventType();
while (eventType != XmlPullParser.END_TAG &&
"notify-queue-details".equals(parser.getName()))
{
eventType = parser.next();
while ((eventType == XmlPullParser.START_TAG) && "user".equals(parser.getName())) {
String uid = null;
int position = -1;
int time = -1;
Date joinTime = null;
uid = parser.getAttributeValue("", "jid");
if (uid == null) {
// throw exception
}
eventType = parser.next();
while ((eventType != XmlPullParser.END_TAG)
|| (! "user".equals(parser.getName())))
{
if ("position".equals(parser.getName())) {
position = Integer.parseInt(parser.nextText());
}
else if ("time".equals(parser.getName())) {
time = Integer.parseInt(parser.nextText());
}
else if ("join-time".equals(parser.getName())) {
joinTime = DATE_FORMATTER.parse(parser.nextText());
}
else if( parser.getName().equals( "waitTime" ) ) {
Date wait = DATE_FORMATTER.parse( parser.nextText() );
System.out.println( wait );
}
eventType = parser.next();
if (eventType != XmlPullParser.END_TAG) {
// throw exception
}
}
queueDetails.addUser(new QueueUser(uid, position, time, joinTime));
eventType = parser.next();
}
}
return queueDetails;
}
}
}

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source/org/jivesoftware/smackx/workgroup/packet/QueueOverview.java Normal file
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package org.jivesoftware.smackx.workgroup.packet;
import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;
import java.util.Date;
import java.text.SimpleDateFormat;
import org.jivesoftware.smackx.workgroup.agent.WorkgroupQueue;
public class QueueOverview implements PacketExtension {
/**
* Element name of the packet extension.
*/
public static String ELEMENT_NAME = "notify-queue";
/**
* Namespace of the packet extension.
*/
public static String NAMESPACE = "xmpp:workgroup";
private static final SimpleDateFormat DATE_FORMATTER = new SimpleDateFormat("yyyyMMdd'T'HH:mm:ss");
private int averageWaitTime;
private Date oldestEntry;
private int userCount;
private WorkgroupQueue.Status status;
QueueOverview() {
this.averageWaitTime = -1;
this.oldestEntry = null;
this.userCount = -1;
this.status = null;
}
void setAverageWaitTime(int averageWaitTime) {
this.averageWaitTime = averageWaitTime;
}
public int getAverageWaitTime () {
return averageWaitTime;
}
void setOldestEntry(Date oldestEntry) {
this.oldestEntry = oldestEntry;
}
public Date getOldestEntry() {
return oldestEntry;
}
void setUserCount(int userCount) {
this.userCount = userCount;
}
public int getUserCount() {
return userCount;
}
public WorkgroupQueue.Status getStatus() {
return status;
}
void setStatus(WorkgroupQueue.Status status) {
this.status = status;
}
public String getElementName () {
return ELEMENT_NAME;
}
public String getNamespace () {
return NAMESPACE;
}
public String toXML () {
StringBuffer buf = new StringBuffer();
buf.append("<").append(ELEMENT_NAME).append(" xmlns=\"").append(NAMESPACE).append("\">");
if (userCount != -1) {
buf.append("<count>").append(userCount).append("</count>");
}
if (oldestEntry != null) {
buf.append("<oldest>").append(DATE_FORMATTER.format(oldestEntry)).append("</oldest>");
}
if (averageWaitTime != -1) {
buf.append("<time>").append(averageWaitTime).append("</time>");
}
if (status != null) {
buf.append("<status>").append(status).append("</status>");
}
buf.append("</").append(ELEMENT_NAME).append(">");
return buf.toString();
}
public static class Provider implements PacketExtensionProvider {
public PacketExtension parseExtension (XmlPullParser parser) throws Exception {
int eventType = parser.getEventType();
QueueOverview queueOverview = new QueueOverview();
if (eventType != XmlPullParser.START_TAG) {
// throw exception
}
eventType = parser.next();
while ((eventType != XmlPullParser.END_TAG)
|| (!ELEMENT_NAME.equals(parser.getName())))
{
if ("count".equals(parser.getName())) {
queueOverview.setUserCount(Integer.parseInt(parser.nextText()));
}
else if ("time".equals(parser.getName())) {
queueOverview.setAverageWaitTime(Integer.parseInt(parser.nextText()));
}
else if ("oldest".equals(parser.getName())) {
queueOverview.setOldestEntry((DATE_FORMATTER.parse(parser.nextText())));
}
else if ("status".equals(parser.getName())) {
queueOverview.setStatus(WorkgroupQueue.Status.fromString(parser.nextText()));
}
eventType = parser.next();
if (eventType != XmlPullParser.END_TAG) {
// throw exception
}
}
if (eventType != XmlPullParser.END_TAG) {
// throw exception
}
return queueOverview;
}
}
}

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source/org/jivesoftware/smackx/workgroup/packet/QueueUpdate.java Normal file
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package org.jivesoftware.smackx.workgroup.packet;
import org.jivesoftware.smack.packet.IQ;
import org.jivesoftware.smack.provider.IQProvider;
import org.xmlpull.v1.XmlPullParser;
/**
* An IQ packet that encapsulates both types of workgroup queue
* status notifications -- position updates, and estimated time
* left in the queue updates.
*/
public class QueueUpdate extends IQ {
/**
* Element name of the packet extension.
*/
public static final String ELEMENT_NAME = "queue-status";
/**
* Namespace of the packet extension.
*/
public static final String NAMESPACE = "xmpp:workgroup";
private int position;
private int remainingTime;
public QueueUpdate(int position, int remainingTime) {
this.position = position;
this.remainingTime = remainingTime;
}
/**
* Returns the user's position in the workgroup queue, or -1 if the
* value isn't set on this packet.
*
* @return the position in the workgroup queue.
*/
public int getPosition() {
return this.position;
}
/**
* Returns the user's estimated time left in the workgroup queue, or
* -1 if the value isn't set on this packet.
*
* @return the estimated time left in the workgroup queue.
*/
public int getRemaingTime() {
return remainingTime;
}
public String getChildElementXML () {
StringBuffer buf = new StringBuffer();
buf.append("<queue-status xmlns=\"xmpp:workgroup\">");
if (position != -1) {
buf.append("<queue-position>").append(position).append("</queue-position>");
}
else if (remainingTime != -1) {
buf.append("<queue-time>").append(remainingTime).append("</queue-time>");
}
buf.append("</queue-status>");
return buf.toString();
}
public static class Provider implements IQProvider {
public IQ parseIQ(XmlPullParser parser) throws Exception {
boolean done = false;
int position = -1;
int timeRemaining = -1;
while (!done) {
parser.next();
String elementName = parser.getName();
if (parser.getEventType() == XmlPullParser.START_TAG && "position".equals(elementName)) {
try {
position = Integer.parseInt(parser.nextText());
}
catch (NumberFormatException nfe) { }
}
else if (parser.getEventType() == XmlPullParser.START_TAG && "time".equals(elementName)) {
try {
timeRemaining = Integer.parseInt(parser.nextText());
}
catch (NumberFormatException nfe) { }
}
else if (parser.getEventType() == XmlPullParser.END_TAG && "queue-status".equals(elementName)) {
done = true;
}
}
return new QueueUpdate(position, timeRemaining);
}
}
}

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source/org/jivesoftware/smackx/workgroup/packet/SessionID.java Normal file
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package org.jivesoftware.smackx.workgroup.packet;
import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;
public class SessionID implements PacketExtension {
/**
* Element name of the packet extension.
*/
public static final String ELEMENT_NAME = "jive";
/**
* Namespace of the packet extension.
*/
public static final String NAMESPACE = "http://jivesoftware.com/protocol/workgroup";
private String sessionID;
protected SessionID(String sessionID) {
this.sessionID = sessionID;
}
public String getSessionID () {
return this.sessionID;
}
public String getElementName() {
return ELEMENT_NAME;
}
public String getNamespace() {
return NAMESPACE;
}
public String toXML() {
StringBuffer buf = new StringBuffer();
buf.append("<").append(ELEMENT_NAME).append(" xmlns=\"").append(NAMESPACE).append("\" ");
buf.append("session=\"").append(this.getSessionID());
buf.append("\"/>");
return buf.toString();
}
public static class Provider implements PacketExtensionProvider {
public PacketExtension parseExtension(XmlPullParser parser) throws Exception {
String sessionID = parser.getAttributeValue("", "session");
// Advance to end of extension.
parser.next();
return new SessionID(sessionID);
}
}
}

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source/org/jivesoftware/smackx/workgroup/packet/WorkgroupInformation.java Normal file
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package org.jivesoftware.smackx.workgroup.packet;
import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;
/**
* A packet extension that contains information about the user and agent in a
* workgroup chat. The packet extension is attached to group chat invitations.
*/
public class WorkgroupInformation implements PacketExtension {
/**
* Element name of the packet extension.
*/
public static final String ELEMENT_NAME = "workgroup";
/**
* Namespace of the packet extension.
*/
public static final String NAMESPACE = "xmpp:workgroup";
private String userID;
private String agentID;
protected WorkgroupInformation(String userID, String agentID) {
this.userID = userID;
this.agentID = agentID;
}
public String getUserID() {
return userID;
}
public String getAgentID() {
return agentID;
}
public String getElementName() {
return ELEMENT_NAME;
}
public String getNamespace() {
return NAMESPACE;
}
public String toXML() {
StringBuffer buf = new StringBuffer();
buf.append('<').append(ELEMENT_NAME);
buf.append(" user=\"").append(userID).append("\"");
buf.append(" agent=\"").append(agentID);
buf.append("\" xmlns=\"").append(NAMESPACE).append("\" />");
return buf.toString();
}
public static class Provider implements PacketExtensionProvider {
/**
* PacketExtensionProvider implementation
*/
public PacketExtension parseExtension (XmlPullParser parser)
throws Exception {
String user = parser.getAttributeValue("", "user");
String agent = parser.getAttributeValue("", "agent");
// since this is a start and end tag, and we arrive on the start, this should guarantee
// we leave on the end
parser.next();
return new WorkgroupInformation(user, agent);
}
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.user;
/**
* Listener interface for those that wish to be notified of workgroup queue events.
*
* @see Workgroup#addQueueListener(QueueListener)
* @author loki der quaeler
*/
public interface QueueListener {
/**
* The user joined the workgroup queue.
*/
public void joinedQueue();
/**
* The user departed the workgroup queue.
*/
public void departedQueue();
/**
* The user's queue position has been updated to a new value.
*
* @param currentPosition the user's current position in the queue.
*/
public void queuePositionUpdated(int currentPosition);
/**
* The user's estimated remaining wait time in the queue has been updated.
*
* @param secondsRemaining the estimated number of seconds remaining until the
* the user is routed to the agent.
*/
public void queueWaitTimeUpdated(int secondsRemaining);
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.user;
import java.util.*;
import org.jivesoftware.smack.*;
import org.jivesoftware.smack.filter.*;
import org.jivesoftware.smack.packet.*;
import org.jivesoftware.smackx.GroupChatInvitation;
import org.jivesoftware.smackx.workgroup.*;
import org.jivesoftware.smackx.workgroup.packet.*;
import org.jivesoftware.smackx.workgroup.util.MetaDataUtils;
/**
* Provides workgroup services for users. Users can join the workgropu queue, depart the
* queue, find status information about their placement in the queue, and register to
* be notified when they are routed to an agent.<p>
*
* This class only provides a user's perspective into a workgroup and is not intended
* for use by agents.
*
* @author Matt Tucker
* @author loki der quaeler
*/
public class Workgroup {
private String workgroupName;
private XMPPConnection connection;
private boolean inQueue;
private List invitationListeners;
private List queueListeners;
private int queuePosition = -1;
private int queueRemainingTime = -1;
/**
* Creates a new workgroup instance using the specified workgroup name
* (eg support@example.com) and XMPP connection. The connection must have
* undergone a successful login before being used to construct an instance of
* this class.
*
* @param workgroupName the fully qualified name of the workgroup.
* @param connection an XMPP connection which must have already undergone a
* successful login.
*/
public Workgroup(String workgroupName, XMPPConnection connection) {
// Login must have been done before passing in connection.
if (!connection.isAuthenticated()) {
throw new IllegalStateException("Must login to server before creating workgroup.");
}
this.workgroupName = workgroupName;
this.connection = connection;
inQueue = false;
invitationListeners = new ArrayList();
queueListeners = new ArrayList();
// Register as a queue listener for internal usage by this instance.
addQueueListener(new QueueListener() {
public void joinedQueue() {
inQueue = true;
}
public void departedQueue() {
inQueue = false;
queuePosition = -1;
queueRemainingTime = -1;
}
public void queuePositionUpdated(int currentPosition) {
queuePosition = currentPosition;
}
public void queueWaitTimeUpdated(int secondsRemaining) {
queueRemainingTime = secondsRemaining;
}
});
// Register an invitation listener for internal usage by this instance.
addInvitationListener(new InvitationListener() {
public void invitationReceived(Invitation invitation) {
inQueue = false;
queuePosition = -1;
queueRemainingTime = -1;
}
});
// Register a packet listener for all queue events.
PacketFilter orFilter = new OrFilter(new PacketTypeFilter(Message.class),
new PacketTypeFilter(QueueUpdate.class));
PacketFilter filter = new AndFilter(new FromContainsFilter(this.workgroupName), orFilter);
connection.addPacketListener(new PacketListener() {
public void processPacket(Packet packet) {
handlePacket(packet);
}
}, filter);
}
/**
* Returns the name of this workgroup (eg support@example.com).
*
* @return the name of the workgroup.
*/
public String getWorkgroupName() {
return workgroupName;
}
/**
* Returns true if the user is currently waiting in the workgroup queue.
*
* @return true if currently waiting in the queue.
*/
public boolean isInQueue() {
return inQueue;
}
/**
* Returns the user's current position in the workgroup queue. A value of 0 means
* the user is next in line to be routed; therefore, if the queue position
* is being displayed to the end user it is usually a good idea to add 1 to
* the value this method returns before display. If the user is not currently
* waiting in the workgorup, or no queue position information is available, -1
* will be returned.
*
* @return the user's current position in the workgorup queue, or -1 if the
* position isn't available or if the user isn't in the queue.
*/
public int getQueuePosition() {
return queuePosition;
}
/**
* Returns the estimated time (in seconds) that the user has to left wait in
* the workgroup queue before being routed. If the user is not currently waiting
* int he workgroup, or no queue time information is available, -1 will be
* returned.
*
* @return the estimated time remaining (in seconds) that the user has to
* wait in the workgropu queue, or -1 if time information isn't available
* or if the user isn't int the queue.
*/
public int getQueueRemainingTime() {
return queueRemainingTime;
}
/**
* Joins the workgroup queue to wait to be routed to an agent. After joining
* the queue, queue status events will be sent to indicate the user's position and
* estimated time left in the queue. Once joining the queue, there are three ways
* the user will leave the queue: <ul>
* <li>The user is routed to an agent, which triggers a groupchat invitation.
* <li>The user asks to leave the queue by calling the {@link #departQueue} method.
* <li>A server error occurs, or an administrator explicitly removes the user
* from the queue.
* </ul>
*
* A user cannot request to join the queue again if already in the queue. Therefore, this
* method will do nothing if the user is already in the queue.<p>
*
* Some servers may be configured to require certain meta-data in
* order to join the queue. In that case, the {@link #joinQueue(Map)} method
* should be used instead of this method so that meta-data may be passed in.
*
* @throws XMPPException if an error occured joining the queue. An error may indicate
* that a connection failure occured or that the server explicitly rejected the
* request to join the queue.
*/
public void joinQueue() throws XMPPException {
joinQueue(null);
}
/**
* Joins the workgroup queue to wait to be routed to an agent. After joining
* the queue, queue status events will be sent to indicate the user's position and
* estimated time left in the queue. Once joining the queue, there are three ways
* the user will leave the queue: <ul>
* <li>The user is routed to an agent, which triggers a groupchat invitation.
* <li>The user asks to leave the queue by calling the {@link #departQueue} method.
* <li>A server error occurs, or an administrator explicitly removes the user
* from the queue.
* </ul>
*
* A user cannot request to join the queue again if already in the queue. Therefore, this
* method will do nothing if the user is already in the queue.<p>
*
* Arbitrary meta-data can be passed in with the queue join request in order to assist
* the server in routing the user to an agent and to provide information about the
* user to the agent. Some servers may be configured to require certain meta-data in
* order to join the queue.<p>
*
* The server may reject the join queue request, which will cause an XMPPException to
* be thrown. The error codes for specific cases are as follows:<ul>
*
* <li>503 -- the workgroup is closed or otherwise unavailable to take
* new chat requests.
* </ul>
*
* @param metaData the metaData for the join request.
* @throws XMPPException if an error occured joining the queue. An error may indicate
* that a connection failure occured or that the server explicitly rejected the
* request to join the queue (error code 503). The error code should be checked
* to determine the specific error.
*/
public void joinQueue(Map metaData) throws XMPPException {
// If already in the queue ignore the join request.
if (inQueue) {
return;
}
JoinQueuePacket joinPacket = new JoinQueuePacket(workgroupName, metaData);
PacketCollector collector = connection.createPacketCollector(
new PacketIDFilter(joinPacket.getPacketID()));
this.connection.sendPacket(joinPacket);
IQ response = (IQ)collector.nextResult(10000);
// Cancel the collector.
collector.cancel();
if (response == null) {
throw new XMPPException("No response from the server.");
}
if (response.getError() != null) {
throw new XMPPException(response.getError());
}
// Notify listeners that we've joined the queue.
fireQueueJoinedEvent();
}
/**
* Departs the workgroup queue. If the user is not currently in the queue, this
* method will do nothing.<p>
*
* Normally, the user would not manually leave the queue. However, they may wish to
* under certain circumstances -- for example, if they no longer wish to be routed
* to an agent because they've been waiting too long.
*
* @throws XMPPException if an error occured trying to send the depart queue
* request to the server.
*/
public void departQueue() throws XMPPException {
// If not in the queue ignore the depart request.
if (!inQueue) {
return;
}
DepartQueuePacket departPacket = new DepartQueuePacket(this.workgroupName);
PacketCollector collector = this.connection.createPacketCollector(
new PacketIDFilter(departPacket.getPacketID()));
connection.sendPacket(departPacket);
IQ response = (IQ)collector.nextResult(5000);
collector.cancel();
if (response == null) {
throw new XMPPException("No response from the server.");
}
if (response.getError() != null) {
throw new XMPPException(response.getError());
}
// Notify listeners that we're no longer in the queue.
fireQueueDepartedEvent();
}
/**
* Adds a queue listener that will be notified of queue events for the user
* that created this Workgroup instance.
*
* @param queueListener the queue listener.
*/
public void addQueueListener(QueueListener queueListener) {
synchronized(queueListeners) {
if (!queueListeners.contains(queueListener)) {
queueListeners.add(queueListener);
}
}
}
/**
* Removes a queue listener.
*
* @param queueListener the queue listener.
*/
public void removeQueueListener(QueueListener queueListener) {
synchronized(queueListeners) {
queueListeners.remove(queueListener);
}
}
/**
* Adds an invitation listener that will be notified of groupchat invitations
* from the workgroup for the the user that created this Workgroup instance.
*
* @param invitationListener the invitation listener.
*/
public void addInvitationListener(InvitationListener invitationListener) {
synchronized(invitationListeners) {
if (!invitationListeners.contains(invitationListener)) {
invitationListeners.add(invitationListener);
}
}
}
/**
* Removes an invitation listener.
*
* @param invitationListener the invitation listener.
*/
public void removeQueueListener(InvitationListener invitationListener) {
synchronized(invitationListeners) {
invitationListeners.remove(invitationListener);
}
}
private void fireInvitationEvent(Invitation invitation) {
synchronized (invitationListeners) {
for (Iterator i=invitationListeners.iterator(); i.hasNext(); ) {
InvitationListener listener = (InvitationListener)i.next();
listener.invitationReceived(invitation);
}
}
}
private void fireQueueJoinedEvent() {
synchronized (queueListeners) {
for (Iterator i=queueListeners.iterator(); i.hasNext(); ) {
QueueListener listener = (QueueListener)i.next();
listener.joinedQueue();
}
}
}
private void fireQueueDepartedEvent() {
synchronized (queueListeners) {
for (Iterator i=queueListeners.iterator(); i.hasNext(); ) {
QueueListener listener = (QueueListener)i.next();
listener.departedQueue();
}
}
}
private void fireQueuePositionEvent(int currentPosition) {
synchronized (queueListeners) {
for (Iterator i=queueListeners.iterator(); i.hasNext(); ) {
QueueListener listener = (QueueListener)i.next();
listener.queuePositionUpdated(currentPosition);
}
}
}
private void fireQueueTimeEvent(int secondsRemaining) {
synchronized (queueListeners) {
for (Iterator i=queueListeners.iterator(); i.hasNext(); ) {
QueueListener listener = (QueueListener)i.next();
listener.queueWaitTimeUpdated(secondsRemaining);
}
}
}
// PacketListener Implementation.
private void handlePacket(Packet packet) {
if (packet instanceof Message) {
Message msg = (Message)packet;
// Check to see if the user left the queue.
PacketExtension pe = msg.getExtension("depart-queue", "xmpp:workgroup");
if (pe != null) {
fireQueueDepartedEvent();
}
else {
// Check to see if the user has been invited to a chat.
GroupChatInvitation invitation = (GroupChatInvitation)msg.getExtension(
"x", "jabber:x:conference");
if (invitation != null) {
String roomAddress = invitation.getRoomAddress();
String sessionID = null;
Map metaData = null;
pe = msg.getExtension(SessionID.ELEMENT_NAME,
SessionID.NAMESPACE);
if (pe != null) {
sessionID = ((SessionID)pe).getSessionID();
}
pe = msg.getExtension(MetaData.ELEMENT_NAME,
MetaData.NAMESPACE);
if (pe != null) {
metaData = ((MetaData)pe).getMetaData();
}
Invitation inv = new Invitation(connection.getUser(), roomAddress,
workgroupName, sessionID, msg.getBody(),
msg.getFrom(), metaData);
fireInvitationEvent(inv);
}
}
}
// Check to see if it's a queue update notification.
else if (packet instanceof QueueUpdate) {
QueueUpdate queueUpdate = (QueueUpdate)packet;
if (queueUpdate.getPosition() != -1) {
fireQueuePositionEvent(queueUpdate.getPosition());
}
if (queueUpdate.getRemaingTime() != -1) {
fireQueueTimeEvent(queueUpdate.getRemaingTime());
}
}
}
/**
* IQ packet to request joining the workgroup queue.
*/
private class JoinQueuePacket extends IQ {
private Map metaData;
public JoinQueuePacket(String workgroup, Map metaData) {
this.metaData = metaData;
setTo(workgroup);
setType(IQ.Type.SET);
}
public String getChildElementXML() {
StringBuffer buf = new StringBuffer();
buf.append("<join-queue xmlns=\"xmpp:workgroup\">");
buf.append("<queue-notifications/>");
// Add any meta-data.
buf.append(MetaDataUtils.serializeMetaData(metaData));
buf.append("</join-queue>");
return buf.toString();
}
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.util;
import java.lang.reflect.Method;
import java.util.*;
/**
* This class is a very flexible event dispatcher which implements Runnable so that it can
* dispatch easily from a newly created thread. The usage of this in code is more or less:
* create a new instance of this class, use addListenerTriplet to add as many listeners
* as desired to be messaged, create a new Thread using the instance of this class created
* as the argument to the constructor, start the new Thread instance.<br>
*
* Also, this is intended to be used to message methods that either return void, or have
* a return which the developer using this class is uninterested in receiving.<br>
*
* @author loki der quaeler
*/
public class ListenerEventDispatcher
implements Runnable {
protected transient ArrayList triplets;
protected transient boolean hasFinishedDispatching;
protected transient boolean isRunning;
public ListenerEventDispatcher () {
super();
this.triplets = new ArrayList();
this.hasFinishedDispatching = false;
this.isRunning = false;
}
/**
* Add a listener triplet - the instance of the listener to be messaged, the Method on which
* the listener should be messaged, and the Object array of arguments to be supplied to the
* Method. No attempts are made to determine whether this triplet was already added.<br>
*
* Messages are dispatched in the order in which they're added via this method; so if triplet
* X is added after triplet Z, then triplet Z will undergo messaging prior to triplet X.<br>
*
* This method should not be called once the owning Thread instance has been started; if it
* is called, the triplet will not be added to the messaging queue.<br>
*
* @param listenerInstance the instance of the listener to receive the associated notification
* @param listenerMethod the Method instance representing the method through which notification
* will occur
* @param methodArguments the arguments supplied to the notification method
*/
public void addListenerTriplet (Object listenerInstance, Method listenerMethod,
Object[] methodArguments) {
if (! this.isRunning) {
this.triplets.add(new TripletContainer(listenerInstance, listenerMethod,
methodArguments));
}
}
/**
* @return whether this instance has finished dispatching its messages
*/
public boolean hasFinished () {
return this.hasFinishedDispatching;
}
/**
*
* Runnable implementation
*
*/
public void run () {
ListIterator li = null;
this.isRunning = true;
li = this.triplets.listIterator();
while (li.hasNext()) {
TripletContainer tc = (TripletContainer)li.next();
try {
tc.getListenerMethod().invoke(tc.getListenerInstance(), tc.getMethodArguments());
} catch (Exception e) {
System.err.println("Exception dispatching an event: " + e);
e.printStackTrace();
}
}
this.hasFinishedDispatching = true;
}
protected class TripletContainer {
protected Object listenerInstance;
protected Method listenerMethod;
protected Object[] methodArguments;
protected TripletContainer (Object inst, Method meth, Object[] args) {
super();
this.listenerInstance = inst;
this.listenerMethod = meth;
this.methodArguments = args;
}
protected Object getListenerInstance () {
return this.listenerInstance;
}
protected Method getListenerMethod () {
return this.listenerMethod;
}
protected Object[] getMethodArguments () {
return this.methodArguments;
}
}
}

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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright (C) 1999-2003 Jive Software. All rights reserved.
*
* This software is the proprietary information of Jive Software.
* Use is subject to license terms.
*/
package org.jivesoftware.smackx.workgroup.util;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import java.util.Map;
import java.util.Iterator;
import java.util.Hashtable;
import java.util.Collections;
import java.io.IOException;
import org.jivesoftware.smackx.workgroup.MetaData;
/**
* Utility class for meta-data parsing and writing.
*
* @author MattTucker
*/
public class MetaDataUtils {
/**
* Parses any available meta-data and returns it as a Map of String name/value pairs. The
* parser must be positioned at an opening meta-data tag, or the an empty map will be returned.
*
* @param parser the XML parser positioned at an opening meta-data tag.
* @return the meta-data.
* @throws XmlPullParserException if an error occurs while parsing the XML.
* @throws IOException if an error occurs while parsing the XML.
*/
public static Map parseMetaData(XmlPullParser parser) throws XmlPullParserException, IOException {
int eventType = parser.getEventType();
// If correctly positioned on an opening meta-data tag, parse meta-data.
if ((eventType == XmlPullParser.START_TAG)
&& parser.getName().equals(MetaData.ELEMENT_NAME)
&& parser.getNamespace().equals(MetaData.NAMESPACE)) {
Map metaData = new Hashtable();
eventType = parser.nextTag();
// Keep parsing until we've gotten to end of meta-data.
while ((eventType != XmlPullParser.END_TAG)
|| (! parser.getName().equals(MetaData.ELEMENT_NAME))) {
String name = parser.getAttributeValue(0);
String value = parser.nextText();
metaData.put(name, value);
eventType = parser.nextTag();
}
return metaData;
}
return Collections.EMPTY_MAP;
}
/**
* Serializes a Map of String name/value pairs into the meta-data XML format.
*
* @param metaData the Map of meta-data.
* @return the meta-data values in XML form.
*/
public static String serializeMetaData(Map metaData) {
StringBuffer buf = new StringBuffer();
if (metaData != null && metaData.size() > 0) {
buf.append("<metadata xmlns=\"http://www.jivesoftware.com/workgroup/metadata\">");
for (Iterator i=metaData.keySet().iterator(); i.hasNext(); ) {
Object key = i.next();
String value = metaData.get(key).toString();
buf.append("<value name=\"").append(key).append("\">");
buf.append(value);
buf.append("</value>");
}
buf.append("</metadata>");
}
return buf.toString();
}
}