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 java.util.Collections;
17import java.util.List;
18
19/**
20 * Represents the <b>affiliations</b> element of the reply to a request for affiliations.
21 * It is defined in the specification in section <a href="http://xmpp.org/extensions/xep-0060.html#entity-affiliations">5.7 Retrieve Affiliations</a>.
22 *
23 * @author Robin Collier
24 */
25public class AffiliationsExtension extends NodeExtension
26{
27	protected List<Affiliation> items = Collections.EMPTY_LIST;
28
29	public AffiliationsExtension()
30	{
31		super(PubSubElementType.AFFILIATIONS);
32	}
33
34	public AffiliationsExtension(List<Affiliation> affiliationList)
35	{
36		super(PubSubElementType.AFFILIATIONS);
37
38		if (affiliationList != null)
39			items = affiliationList;
40	}
41
42	/**
43	 * Affiliations for the specified node.
44	 *
45	 * @param nodeId
46	 * @param subList
47	 */
48	public AffiliationsExtension(String nodeId, List<Affiliation> affiliationList)
49	{
50		super(PubSubElementType.AFFILIATIONS, nodeId);
51
52		if (affiliationList != null)
53			items = affiliationList;
54	}
55
56	public List<Affiliation> getAffiliations()
57	{
58		return items;
59	}
60
61	@Override
62	public String toXML()
63	{
64		if ((items == null) || (items.size() == 0))
65		{
66			return super.toXML();
67		}
68		else
69		{
70			StringBuilder builder = new StringBuilder("<");
71			builder.append(getElementName());
72			if (getNode() != null)
73			{
74				builder.append(" node='");
75				builder.append(getNode());
76				builder.append("'");
77			}
78			builder.append(">");
79
80			for (Affiliation item : items)
81			{
82				builder.append(item.toXML());
83			}
84
85			builder.append("</");
86			builder.append(getElementName());
87			builder.append(">");
88			return builder.toString();
89		}
90	}
91}
92