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.geronimo.tomcat.cluster;
018    
019    import java.util.Map;
020    
021    import org.apache.catalina.tribes.ChannelSender;
022    import org.apache.commons.logging.Log;
023    import org.apache.commons.logging.LogFactory;
024    import org.apache.geronimo.gbean.GBeanInfo;
025    import org.apache.geronimo.gbean.GBeanInfoBuilder;
026    import org.apache.geronimo.gbean.GBeanLifecycle;
027    import org.apache.geronimo.tomcat.BaseGBean;
028    import org.apache.geronimo.tomcat.ObjectRetriever;
029    
030    public class SenderGBean extends BaseGBean implements
031            GBeanLifecycle, ObjectRetriever {
032    
033        private static final Log log = LogFactory.getLog(SenderGBean.class);
034    
035        public static final String J2EE_TYPE = "Sender";
036    
037        private final ChannelSender sender;
038        
039        public SenderGBean(){
040            sender = null;
041        }
042    
043        public SenderGBean(String className, Map initParams) throws Exception {
044    
045            super(); // TODO: make it an attribute
046    
047            // Validate
048            if (className == null) {
049                throw new IllegalArgumentException("Must have a 'className' attribute.");
050            }
051    
052            // Create the CatalinaCluster object
053            sender = (ChannelSender) Class.forName(className).newInstance();
054    
055            // Set the parameters
056            setParameters(sender, initParams);
057    
058        }
059    
060        public Object getInternalObject() {
061            return sender;
062        }
063    
064        public void doFail() {
065            log.warn("Failed");
066        }
067    
068        public void doStart() throws Exception {
069            log.debug("Started Sender service gbean.");
070        }
071    
072        public void doStop() throws Exception {
073            log.debug("Stopped Sender gbean.");
074        }
075    
076        public static final GBeanInfo GBEAN_INFO;
077    
078        static {
079            GBeanInfoBuilder infoFactory = GBeanInfoBuilder.createStatic("Sender", SenderGBean.class, J2EE_TYPE);
080            infoFactory.addAttribute("className", String.class, true);
081            infoFactory.addAttribute("initParams", Map.class, true);
082            infoFactory.addOperation("getInternalObject", "Object");
083            infoFactory.setConstructor(new String[] { "className", "initParams" });
084            GBEAN_INFO = infoFactory.getBeanInfo();
085        }
086    
087        public static GBeanInfo getGBeanInfo() {
088            return GBEAN_INFO;
089        }
090    }