1/**
2 * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
3 * you may not use this file except in compliance with the License.
4 * You may obtain a copy of the License at
5 *
6 *     http://www.apache.org/licenses/LICENSE-2.0
7 *
8 * Unless required by applicable law or agreed to in writing, software
9 * distributed under the License is distributed on an "AS IS" BASIS,
10 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 * See the License for the specific language governing permissions and
12 * limitations under the License.
13 */
14package org.jivesoftware.smackx.pubsub;
15
16import org.jivesoftware.smackx.pubsub.util.XmlUtils;
17
18
19/**
20 * Represents an unsubscribe element.
21 *
22 * @author Robin Collier
23 */
24public class UnsubscribeExtension extends NodeExtension
25{
26	protected String jid;
27	protected String id;
28
29	public UnsubscribeExtension(String subscriptionJid)
30	{
31		this(subscriptionJid, null, null);
32	}
33
34	public UnsubscribeExtension(String subscriptionJid, String nodeId)
35	{
36		this(subscriptionJid, nodeId, null);
37	}
38
39	public UnsubscribeExtension(String jid, String nodeId, String subscriptionId)
40	{
41		super(PubSubElementType.UNSUBSCRIBE, nodeId);
42		this.jid = jid;
43		id = subscriptionId;
44	}
45
46	public String getJid()
47	{
48		return jid;
49	}
50
51	public String getId()
52	{
53		return id;
54	}
55
56	@Override
57	public String toXML()
58	{
59		StringBuilder builder = new StringBuilder("<");
60		builder.append(getElementName());
61		XmlUtils.appendAttribute(builder, "jid", jid);
62
63		if (getNode() != null)
64			XmlUtils.appendAttribute(builder, "node", getNode());
65
66		if (id != null)
67			XmlUtils.appendAttribute(builder, "subid", id);
68
69		builder.append("/>");
70		return builder.toString();
71	}
72
73}
74