001    /**
002     *
003     * Copyright 2004 The Apache Software Foundation
004     *
005     *  Licensed under the Apache License, Version 2.0 (the "License");
006     *  you may not use this file except in compliance with the License.
007     *  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.client;
018    
019    import java.util.Properties;
020    
021    import org.apache.geronimo.gbean.GBeanInfo;
022    import org.apache.geronimo.gbean.GBeanInfoBuilder;
023    import org.apache.geronimo.gbean.GBeanLifecycle;
024    import org.omg.CORBA.ORB;
025    
026    /**
027     * @version $Rev: 356022 $ $Date: 2005-12-11 12:58:34 -0800 (Sun, 11 Dec 2005) $
028     */
029    public class AppClientCORBABean implements GBeanLifecycle {
030        private final ClassLoader classLoader;
031        private ORB orb;
032    
033        public AppClientCORBABean(ClassLoader classLoader) {
034            this.classLoader = classLoader;
035        }
036    
037        public void doStart() throws Exception {
038            ClassLoader savedLoader = Thread.currentThread().getContextClassLoader();
039            try {
040                Thread.currentThread().setContextClassLoader(classLoader);
041    
042                orb = ORB.init(new String[0], new Properties());
043                new Thread(new ORBRunable(orb), "ORBInitialization").start();
044            } finally {
045                Thread.currentThread().setContextClassLoader(savedLoader);
046            }
047        }
048    
049        public void doStop() throws Exception {
050            orb.shutdown(true);
051        }
052    
053        public void doFail() {
054            orb.shutdown(false);
055        }
056    
057        public ORB getORB() {
058            return orb;
059        }
060    
061        private static final class ORBRunable implements Runnable {
062            private final ORB orb;
063    
064            public ORBRunable(ORB orb) {
065                this.orb = orb;
066            }
067    
068            public void run() {
069                orb.run();
070            }
071        }
072    
073        public static final GBeanInfo GBEAN_INFO;
074    
075        static {
076            GBeanInfoBuilder infoFactory = GBeanInfoBuilder.createStatic(AppClientCORBABean.class);
077    
078            infoFactory.addAttribute("classLoader", ClassLoader.class, false);
079            infoFactory.addAttribute("ORB", ORB.class, false);
080    
081            infoFactory.setConstructor(new String[]{"classLoader"});
082    
083            GBEAN_INFO = infoFactory.getBeanInfo();
084        }
085    
086        public static GBeanInfo getGBeanInfo() {
087            return GBEAN_INFO;
088        }
089    
090    }