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.ExtensionElement;
023import org.jivesoftware.smack.provider.EmbeddedExtensionProvider;
024
025import org.jivesoftware.smackx.pubsub.ConfigurationEvent;
026import org.jivesoftware.smackx.pubsub.ConfigureForm;
027import org.jivesoftware.smackx.xdata.packet.DataForm;
028
029/**
030 * Parses the node configuration element out of the message event stanza from
031 * the server as specified in the <a href="http://xmpp.org/extensions/xep-0060.html#schemas-event">configuration schema</a>.
032 *
033 * @author Robin Collier
034 */
035public class ConfigEventProvider extends EmbeddedExtensionProvider<ConfigurationEvent> {
036    @Override
037    protected ConfigurationEvent createReturnExtension(String currentElement, String currentNamespace, Map<String, String> attMap, List<? extends ExtensionElement> content) {
038        if (content.size() == 0)
039            return new ConfigurationEvent(attMap.get("node"));
040        else
041            return new ConfigurationEvent(attMap.get("node"), new ConfigureForm((DataForm) content.iterator().next()));
042    }
043}