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.Chat;
024    import org.jivesoftware.smack.XMPPException;
025    import org.jivesoftware.smack.packet.Message;
026    
027    /**
028     * @version $Revision: 563665 $
029     */
030    public class XmppPrivateChatProducer extends DefaultProducer {
031        private static final transient Log LOG = LogFactory.getLog(XmppPrivateChatProducer.class);
032        private final XmppEndpoint endpoint;
033        private final String participant;
034        private Chat chat;
035    
036        public XmppPrivateChatProducer(XmppEndpoint endpoint, String participant) {
037            super(endpoint);
038            this.endpoint = endpoint;
039            this.participant = participant;
040            if (participant == null) {
041                throw new IllegalArgumentException("No participant 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(participant);
049            message.setFrom(endpoint.getUser());
050            message.setThread(exchange.getExchangeId());
051            message.setType(Message.Type.NORMAL);
052    
053            endpoint.getBinding().populateXmppMessage(message, exchange);
054            if (LOG.isDebugEnabled()) {
055                LOG.debug(">>>> message: " + message.getBody());
056            }
057            try {
058                chat.sendMessage(message);
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().createChat(getParticipant());
069            }
070        }
071    
072        @Override
073        protected void doStop() throws Exception {
074            chat = null;
075            super.doStop();
076        }
077    
078        // Properties
079        // -------------------------------------------------------------------------
080        public Chat getChat() {
081            return chat;
082        }
083    
084        public void setChat(Chat chat) {
085            this.chat = chat;
086        }
087    
088        public String getParticipant() {
089            return participant;
090        }
091    }