125 lines
4.1 KiB
Java
125 lines
4.1 KiB
Java
/**
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*
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* Copyright 2003-2007 Jive Software.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.workgroup.packet;
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import java.io.IOException;
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import javax.xml.namespace.QName;
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import org.jivesoftware.smack.packet.ExtensionElement;
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import org.jivesoftware.smack.packet.XmlEnvironment;
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import org.jivesoftware.smack.provider.ExtensionElementProvider;
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import org.jivesoftware.smack.xml.XmlPullParser;
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import org.jivesoftware.smack.xml.XmlPullParserException;
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/**
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* An IQ stanza that encapsulates both types of workgroup queue
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* status notifications -- position updates, and estimated time
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* left in the queue updates.
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*/
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public class QueueUpdate implements ExtensionElement {
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/**
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* Element name of the stanza extension.
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*/
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public static final String ELEMENT_NAME = "queue-status";
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/**
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* Namespace of the stanza extension.
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*/
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public static final String NAMESPACE = "http://jabber.org/protocol/workgroup";
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public static final QName QNAME = new QName(NAMESPACE, ELEMENT_NAME);
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private final int position;
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private final int remainingTime;
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public QueueUpdate(int position, int remainingTime) {
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this.position = position;
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this.remainingTime = remainingTime;
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}
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/**
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* Returns the user's position in the workgroup queue, or -1 if the
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* value isn't set on this packet.
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*
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* @return the position in the workgroup queue.
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*/
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public int getPosition() {
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return this.position;
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}
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/**
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* Returns the user's estimated time left in the workgroup queue, or
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* -1 if the value isn't set on this packet.
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*
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* @return the estimated time left in the workgroup queue.
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*/
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public int getRemaingTime() {
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return remainingTime;
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}
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@Override
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public String toXML(org.jivesoftware.smack.packet.XmlEnvironment enclosingNamespace) {
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StringBuilder buf = new StringBuilder();
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buf.append("<queue-status xmlns=\"http://jabber.org/protocol/workgroup\">");
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if (position != -1) {
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buf.append("<position>").append(position).append("</position>");
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}
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if (remainingTime != -1) {
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buf.append("<time>").append(remainingTime).append("</time>");
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}
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buf.append("</queue-status>");
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return buf.toString();
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}
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@Override
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public String getElementName() {
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return ELEMENT_NAME;
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}
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@Override
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public String getNamespace() {
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return NAMESPACE;
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}
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public static class Provider extends ExtensionElementProvider<QueueUpdate> {
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@Override
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public QueueUpdate parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment)
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throws XmlPullParserException, IOException {
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boolean done = false;
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int position = -1;
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int timeRemaining = -1;
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while (!done) {
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parser.next();
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if (parser.getEventType() == XmlPullParser.Event.START_ELEMENT && "position".equals(parser.getName())) {
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position = Integer.parseInt(parser.nextText());
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}
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else if (parser.getEventType() == XmlPullParser.Event.START_ELEMENT && "time".equals(parser.getName())) {
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timeRemaining = Integer.parseInt(parser.nextText());
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}
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else if (parser.getEventType() == XmlPullParser.Event.END_ELEMENT && "queue-status".equals(parser.getName())) {
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done = true;
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}
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}
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return new QueueUpdate(position, timeRemaining);
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}
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}
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}
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