001/**
002 *
003 * Copyright © 2014 Florian Schmaus
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.jivesoftware.smack.roster.packet;
018
019import org.jivesoftware.smack.packet.ExtensionElement;
020import org.jivesoftware.smack.util.XmlStringBuilder;
021
022public final class RosterVer implements ExtensionElement {
023
024    public static final String ELEMENT = "ver";
025    public static final String NAMESPACE = "urn:xmpp:features:rosterver";
026
027    public static final RosterVer INSTANCE = new RosterVer();
028
029    private RosterVer() {
030    }
031
032    @Override
033    public String getElementName() {
034        return ELEMENT;
035    }
036
037    @Override
038    public String getNamespace() {
039        return NAMESPACE;
040    }
041
042    @Override
043    public XmlStringBuilder toXML(org.jivesoftware.smack.packet.XmlEnvironment enclosingNamespace) {
044        XmlStringBuilder xml = new XmlStringBuilder(this);
045        xml.closeEmptyElement();
046        return xml;
047    }
048
049}