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 java.util.Arrays;
020import java.util.Collections;
021import java.util.List;
022
023import org.jivesoftware.smack.packet.PacketExtension;
024
025/**
026 * Represents the <b>configuration</b> element of a pubsub message event which 
027 * associates a configuration form to the node which was configured.  The form 
028 * contains the current node configuration.
029 *  
030 * @author Robin Collier
031 */
032public class ConfigurationEvent extends NodeExtension implements EmbeddedPacketExtension
033{
034        private ConfigureForm form;
035        
036        public ConfigurationEvent(String nodeId)
037        {
038                super(PubSubElementType.CONFIGURATION, nodeId);
039        }
040        
041        public ConfigurationEvent(String nodeId, ConfigureForm configForm)
042        {
043                super(PubSubElementType.CONFIGURATION, nodeId);
044                form = configForm;
045        }
046        
047        public ConfigureForm getConfiguration()
048        {
049                return form;
050        }
051
052        public List<PacketExtension> getExtensions()
053        {
054                if (getConfiguration() == null)
055                        return Collections.emptyList();
056                else
057                        return Arrays.asList(((PacketExtension)getConfiguration().getDataFormToSend()));
058        }
059}