/** | |
* $Revision$ | |
* $Date$ | |
* | |
* 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.smack.packet.PacketExtension; | |
import org.jivesoftware.smack.provider.PacketExtensionProvider; | |
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 implements PacketExtension { | |
/** | |
* Element name of the packet extension. | |
*/ | |
public static final String ELEMENT_NAME = "queue-status"; | |
/** | |
* Namespace of the packet extension. | |
*/ | |
public static final String NAMESPACE = "http://jabber.org/protocol/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 toXML() { | |
StringBuilder buf = new StringBuilder(); | |
buf.append("<queue-status xmlns=\"http://jabber.org/protocol/workgroup\">"); | |
if (position != -1) { | |
buf.append("<position>").append(position).append("</position>"); | |
} | |
if (remainingTime != -1) { | |
buf.append("<time>").append(remainingTime).append("</time>"); | |
} | |
buf.append("</queue-status>"); | |
return buf.toString(); | |
} | |
public String getElementName() { | |
return ELEMENT_NAME; | |
} | |
public String getNamespace() { | |
return NAMESPACE; | |
} | |
public static class Provider implements PacketExtensionProvider { | |
public PacketExtension parseExtension(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); | |
} | |
} | |
} |