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/**
* $Revision$
* $Date$
*
* Copyright 2003-2007 Jive Software.
*
* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.smackx.workgroup.packet;
import org.jivesoftware.smackx.workgroup.QueueUser;
import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
/**
* 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 = "http://jabber.org/protocol/workgroup";
private static final String DATE_FORMAT = "yyyyMMdd'T'HH:mm:ss";
private SimpleDateFormat dateFormat = new SimpleDateFormat(DATE_FORMAT);
/**
* The list of users in the queue.
*/
private Set<QueueUser> users;
/**
* Creates a new QueueDetails packet
*/
private QueueDetails() {
users = new HashSet<QueueUser>();
}
/**
* 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<QueueUser> 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() {
StringBuilder buf = new StringBuilder();
buf.append("<").append(ELEMENT_NAME).append(" xmlns=\"").append(NAMESPACE).append("\">");
synchronized (users) {
for (Iterator<QueueUser> 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(dateFormat.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 {
SimpleDateFormat dateFormat = new SimpleDateFormat(DATE_FORMAT);
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 = dateFormat.parse(parser.nextText());
}
else if( parser.getName().equals( "waitTime" ) ) {
Date wait = dateFormat.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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