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.activemq.jndi;
018    
019    import java.util.Hashtable;
020    import java.util.Iterator;
021    import java.util.Map;
022    
023    import javax.naming.Context;
024    import javax.naming.NamingException;
025    
026    /**
027     * This implementation of <CODE>InitialContextFactory</CODE> should be used
028     * when ActiveMQ is used as WebSphere Generic JMS Provider. It is proved that it
029     * works on WebSphere 5.1. The reason for using this class is that custom
030     * property defined for Generic JMS Provider are passed to InitialContextFactory
031     * only if it begins with java.naming or javax.naming prefix. Additionally
032     * provider url for the JMS provider can not contain ',' character that is
033     * necessary when the list of nodes is provided. So the role of this class is to
034     * transform properties before passing it to <tt>ActiveMQInitialContextFactory</tt>.
035     */
036    public class ActiveMQWASInitialContextFactory extends ActiveMQInitialContextFactory {
037    
038        /**
039         * @see javax.naming.spi.InitialContextFactory#getInitialContext(java.util.Hashtable)
040         */
041        public Context getInitialContext(Hashtable environment) throws NamingException {
042            return super.getInitialContext(transformEnvironment(environment));
043        }
044    
045        /**
046         * Performs following transformation of properties:
047         * <ul>
048         * <li>(java.naming.queue.xxx.yyy,value)=>(queue.xxx/yyy,value)
049         * <li>(java.naming.topic.xxx.yyy,value)=>(topic.xxx/yyy,value)
050         * <li>(java.naming.connectionFactoryNames,value)=>(connectionFactoryNames,value)
051         * <li>(java.naming.provider.url,url1;url2)=>java.naming.provider.url,url1,url1)
052         * <ul>
053         *
054         * @param environment properties for transformation
055         * @return environment after transformation
056         */
057        @SuppressWarnings("unchecked")
058        protected Hashtable transformEnvironment(Hashtable environment) {
059    
060            Hashtable environment1 = new Hashtable();
061    
062            Iterator it = environment.entrySet().iterator();
063    
064            while (it.hasNext()) {
065                Map.Entry entry = (Map.Entry)it.next();
066                if (entry.getKey() instanceof String && entry.getValue() instanceof String) {
067                    String key = (String)entry.getKey();
068                    String value = (String)entry.getValue();
069    
070                    if (key.startsWith("java.naming.queue.")) {
071                        String key1 = key.substring("java.naming.queue.".length());
072                        key1 = key1.replace('.', '/');
073                        environment1.put("queue." + key1, value);
074                    } else if (key.startsWith("java.naming.topic.")) {
075                        String key1 = key.substring("java.naming.topic.".length());
076                        key1 = key1.replace('.', '/');
077                        environment1.put("topic." + key1, value);
078                    } else if (key.startsWith("java.naming.connectionFactoryNames")) {
079                        String key1 = key.substring("java.naming.".length());
080                        environment1.put(key1, value);
081                    } else if (key.startsWith("java.naming.connection")) {
082                        String key1 = key.substring("java.naming.".length());
083                        environment1.put(key1, value);
084                    } else if (key.startsWith(Context.PROVIDER_URL)) {
085                        // Websphere administration console does not accept the , character
086                        // in provider url, so ; must be used all ; to ,
087                        value = value.replace(';', ',');
088                        environment1.put(Context.PROVIDER_URL, value);
089                    } else {
090                        environment1.put(key, value);
091                    }
092                }
093            }
094    
095            return environment1;
096        }
097    }