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.kernel.rmi;
018
019 import java.rmi.registry.LocateRegistry;
020 import java.rmi.registry.Registry;
021 import java.rmi.server.UnicastRemoteObject;
022 import java.net.InetSocketAddress;
023
024 import org.apache.commons.logging.Log;
025 import org.apache.commons.logging.LogFactory;
026 import org.apache.geronimo.gbean.GBeanInfo;
027 import org.apache.geronimo.gbean.GBeanInfoBuilder;
028 import org.apache.geronimo.gbean.GBeanLifecycle;
029
030 /**
031 * Thin GBean wrapper around the RMI Registry.
032 *
033 * @version $Rev: 706640 $ $Date: 2008-10-21 14:44:05 +0000 (Tue, 21 Oct 2008) $
034 */
035 public class RMIRegistryService implements GBeanLifecycle {
036 private static final Log log = LogFactory.getLog(RMIRegistryService.class);
037 private int port = Registry.REGISTRY_PORT;
038 private String host = "0.0.0.0";
039 private Registry registry;
040
041 public int getPort() {
042 return port;
043 }
044
045 public void setPort(int port) {
046 this.port = port;
047 }
048
049 public String getHost() {
050 return host;
051 }
052
053 public void setHost(String host) {
054 this.host = host;
055 }
056
057 public String getProtocol() {
058 return "rmi";
059 }
060
061 public void doStart() throws Exception {
062 System.setProperty("java.rmi.server.RMIClassLoaderSpi",RMIClassLoaderSpiImpl.class.getName());
063 registry = LocateRegistry.createRegistry(port);
064 log.debug("Started RMI Registry on port " + port);
065 }
066
067 public void doStop() throws Exception {
068 UnicastRemoteObject.unexportObject(registry, true);
069 log.debug("Stopped RMI Registry");
070 }
071
072 public void doFail() {
073 try {
074 doStop();
075 } catch (Exception e) {
076 log.warn("RMI Registry failed");
077 }
078 }
079
080 public InetSocketAddress getListenAddress() {
081 return new InetSocketAddress(getHost(), getPort());
082 }
083
084 public static final GBeanInfo GBEAN_INFO;
085
086 static {
087 GBeanInfoBuilder infoFactory = GBeanInfoBuilder.createStatic("RMI Naming", RMIRegistryService.class);
088 infoFactory.addAttribute("host", String.class, true, true);
089 infoFactory.addAttribute("protocol", String.class, false);
090 infoFactory.addAttribute("port", int.class, true, true);
091 infoFactory.addAttribute("listenAddress", InetSocketAddress.class, false);
092 GBEAN_INFO = infoFactory.getBeanInfo();
093 }
094
095 public static GBeanInfo getGBeanInfo() {
096 return GBEAN_INFO;
097 }
098 }