001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. 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 */
017 package org.apache.camel.component.xmpp;
018
019 import org.apache.camel.Exchange;
020 import org.apache.camel.impl.DefaultProducer;
021 import org.apache.commons.logging.Log;
022 import org.apache.commons.logging.LogFactory;
023 import org.jivesoftware.smack.GroupChat;
024 import org.jivesoftware.smack.XMPPException;
025 import org.jivesoftware.smack.packet.Message;
026
027 /**
028 * @version $Revision: 563665 $
029 */
030 public class XmppGroupChatProducer extends DefaultProducer {
031 private static final transient Log LOG = LogFactory.getLog(XmppGroupChatProducer.class);
032 private final XmppEndpoint endpoint;
033 private final String room;
034 private GroupChat chat;
035
036 public XmppGroupChatProducer(XmppEndpoint endpoint, String room) {
037 super(endpoint);
038 this.endpoint = endpoint;
039 this.room = room;
040 if (room == null) {
041 throw new IllegalArgumentException("No room property specified");
042 }
043 }
044
045 public void process(Exchange exchange) {
046 // TODO it would be nice if we could reuse the message from the exchange
047 Message message = chat.createMessage();
048 message.setTo(room);
049 message.setFrom(endpoint.getUser());
050
051 endpoint.getBinding().populateXmppMessage(message, exchange);
052 if (LOG.isDebugEnabled()) {
053 LOG.debug(">>>> message: " + message.getBody());
054 }
055 try {
056 chat.sendMessage(message);
057 } catch (XMPPException e) {
058 throw new RuntimeXmppException(e);
059 }
060 }
061
062 @Override
063 protected void doStart() throws Exception {
064 super.doStart();
065 if (chat == null) {
066 chat = endpoint.getConnection().createGroupChat(room);
067 }
068 }
069
070 @Override
071 protected void doStop() throws Exception {
072 if (chat != null) {
073 chat.leave();
074 chat = null;
075 }
076 super.doStop();
077 }
078
079 // Properties
080 // -------------------------------------------------------------------------
081 public GroupChat getChat() {
082 return chat;
083 }
084
085 public void setChat(GroupChat chat) {
086 this.chat = chat;
087 }
088
089 public String getRoom() {
090 return room;
091 }
092 }