001/**
002 *
003 * Copyright the original author or authors
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.smackx.pubsub;
018
019import org.jivesoftware.smack.util.XmlStringBuilder;
020
021/**
022 * A stanza(/packet) extension representing the <b>options</b> element. 
023 * 
024 * @author Robin Collier
025 */
026public class OptionsExtension extends NodeExtension
027{
028        protected String jid;
029        protected String id;
030        
031        public OptionsExtension(String subscriptionJid)
032        {
033                this(subscriptionJid, null, null);
034        }
035        
036        public OptionsExtension(String subscriptionJid, String nodeId)
037        {
038                this(subscriptionJid, nodeId, null);
039        }
040        
041        public OptionsExtension(String jid, String nodeId, String subscriptionId)
042        {
043                super(PubSubElementType.OPTIONS, nodeId);
044                this.jid = jid;
045                id = subscriptionId;
046        }
047        
048        public String getJid()
049        {
050                return jid;
051        }
052        
053        public String getId()
054        {
055                return id;
056        }
057
058    @Override
059    public XmlStringBuilder toXML() {
060        XmlStringBuilder xml = new XmlStringBuilder();
061        xml.halfOpenElement(getElementName());
062        xml.attribute("jid", jid);
063        xml.optAttribute("node", getNode());
064        xml.optAttribute("subid", id);
065        xml.closeEmptyElement();
066        return xml;
067    }
068}