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.provider;
018
019import java.util.List;
020import java.util.Map;
021
022import org.jivesoftware.smack.packet.PacketExtension;
023import org.jivesoftware.smack.provider.EmbeddedExtensionProvider;
024import org.jivesoftware.smackx.pubsub.Subscription;
025import org.jivesoftware.smackx.pubsub.SubscriptionsExtension;
026
027/**
028 * Parses the <b>subscriptions</b> element out of the pubsub IQ message from 
029 * the server as specified in the <a href="http://xmpp.org/extensions/xep-0060.html#schemas-pubsub">subscriptions schema</a>.
030 * 
031 * @author Robin Collier
032 */
033public class SubscriptionsProvider extends EmbeddedExtensionProvider
034{
035        @SuppressWarnings("unchecked")
036        @Override
037        protected PacketExtension createReturnExtension(String currentElement, String currentNamespace, Map<String, String> attributeMap, List<? extends PacketExtension> content)
038        {
039                return new SubscriptionsExtension(attributeMap.get("node"), (List<Subscription>)content);
040        }
041
042}