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(""); if (position != -1) { buf.append("").append(position).append(""); } if (timeRemaining != -1) { buf.append(""); } if (timestamp != null) { buf.append(""); buf.append(DATE_FORMATTER.format(timestamp)); buf.append(""); } buf.append(""); } } buf.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; } } }