001 /**
002 *
003 * Licensed to the Apache Software Foundation (ASF) under one or more
004 * contributor license agreements. See the NOTICE file distributed with
005 * this work for additional information regarding copyright ownership.
006 * The ASF licenses this file to You under the Apache License, Version 2.0
007 * (the "License"); you may not use this file except in compliance with
008 * the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018 package org.apache.camel.component.xmpp;
019
020 import org.apache.camel.Exchange;
021 import org.apache.camel.impl.DefaultProducer;
022 import org.apache.commons.logging.Log;
023 import org.apache.commons.logging.LogFactory;
024 import org.jivesoftware.smack.GroupChat;
025 import org.jivesoftware.smack.XMPPException;
026 import org.jivesoftware.smack.packet.Message;
027
028 /**
029 * @version $Revision: 534145 $
030 */
031 public class XmppGroupChatProducer extends DefaultProducer {
032 private static final transient Log log = LogFactory.getLog(XmppGroupChatProducer.class);
033 private final XmppEndpoint endpoint;
034 private final String room;
035 private GroupChat chat;
036
037 public XmppGroupChatProducer(XmppEndpoint endpoint, String room) {
038 super(endpoint);
039 this.endpoint = endpoint;
040 this.room = room;
041 if (room == null) {
042 throw new IllegalArgumentException("No room property specified");
043 }
044 }
045
046 public void process(Exchange exchange) {
047 // TODO it would be nice if we could reuse the message from the exchange
048 Message message = chat.createMessage();
049 message.setTo(room);
050 message.setFrom(endpoint.getUser());
051
052 endpoint.getBinding().populateXmppMessage(message, exchange);
053 if (log.isDebugEnabled()) {
054 log.debug(">>>> message: " + message.getBody());
055 }
056 try {
057 chat.sendMessage(message);
058 }
059 catch (XMPPException e) {
060 throw new RuntimeXmppException(e);
061 }
062 }
063
064 @Override
065 protected void doStart() throws Exception {
066 super.doStart();
067 if (chat == null) {
068 chat = endpoint.getConnection().createGroupChat(room);
069 }
070 }
071
072 @Override
073 protected void doStop() throws Exception {
074 if (chat != null) {
075 chat.leave();
076 chat = null;
077 }
078 super.doStop();
079 }
080
081 // Properties
082 //-------------------------------------------------------------------------
083 public GroupChat getChat() {
084 return chat;
085 }
086
087 public void setChat(GroupChat chat) {
088 this.chat = chat;
089 }
090
091 public String getRoom() {
092 return room;
093 }
094 }