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.corba.util;
018    
019    import javax.naming.Context;
020    import javax.naming.InitialContext;
021    import javax.rmi.CORBA.Stub;
022    import javax.ejb.EJBHome;
023    
024    import org.omg.CORBA.ORB;
025    import org.apache.geronimo.corba.CORBAEJBMemento;
026    
027    /**
028     * @version $Revision: 706640 $ $Date: 2008-10-21 14:44:05 +0000 (Tue, 21 Oct 2008) $
029     */
030    public abstract class ClientContextHolderStub extends Stub {
031    
032        protected ClientContextHolderStub() {
033        }
034    
035        public final Object writeReplace() {
036            String ior = getOrb().object_to_string(this);
037            return new CORBAEJBMemento(ior, this instanceof EJBHome);
038        }
039    
040        private static ORB getOrb() {
041            try {
042                Context context = new InitialContext();
043                ORB orb = (ORB) context.lookup("java:comp/ORB");
044                return orb;
045            } catch (Throwable e) {
046                throw (org.omg.CORBA.MARSHAL)new org.omg.CORBA.MARSHAL("Could not find ORB in jndi at java:comp/ORB", 0, org.omg.CORBA.CompletionStatus.COMPLETED_YES).initCause(e);
047            }
048        }
049    }
050    
051