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.pool;
018    
019    import java.util.Properties;
020    import javax.naming.NamingException;
021    import javax.naming.Reference;
022    import org.apache.activemq.ActiveMQConnectionFactory;
023    import org.apache.activemq.jndi.JNDIReferenceFactory;
024    import org.apache.activemq.jndi.JNDIStorableInterface;
025    import org.apache.activemq.pool.PooledConnectionFactory;
026    
027    /**
028    * AmqJNDIPooledConnectionFactory.java
029    * Created by linus on 2008-03-07.
030    */
031    public class AmqJNDIPooledConnectionFactory extends PooledConnectionFactory
032            implements JNDIStorableInterface {
033        private Properties properties;
034    
035        public AmqJNDIPooledConnectionFactory() {
036            super();
037        }
038        
039        public AmqJNDIPooledConnectionFactory(String brokerURL) {
040            super(brokerURL);
041        }
042    
043        public AmqJNDIPooledConnectionFactory(ActiveMQConnectionFactory connectionFactory) {
044            super(connectionFactory);
045        }
046    
047        /**
048         * set the properties for this instance as retrieved from JNDI
049         * 
050         * @param props
051         */
052        public synchronized void setProperties(Properties props) {
053            this.properties = props;
054            buildFromProperties(props);
055        }
056    
057        /**
058         * Get the properties from this instance for storing in JNDI
059         * 
060         * @return the properties
061         */
062        public synchronized Properties getProperties() {
063            if (this.properties == null) {
064                this.properties = new Properties();
065            }
066            populateProperties(this.properties);
067            return this.properties;
068        }
069    
070        /**
071         * Retrive a Reference for this instance to store in JNDI
072         * 
073         * @return the built Reference
074         * @throws NamingException
075         *             if error on building Reference
076         */
077        public Reference getReference() throws NamingException {
078            return JNDIReferenceFactory.createReference(this.getClass().getName(),
079                    this);
080        }
081    
082        public void buildFromProperties(Properties properties) {
083            if (properties == null) {
084                properties = new Properties();
085            }
086            ((ActiveMQConnectionFactory) getConnectionFactory())
087                    .buildFromProperties(properties);
088            String temp = properties.getProperty("maximumActive");
089            if (temp != null && temp.length() > 0) {
090                setMaximumActive(Integer.parseInt(temp));
091            }
092            temp = properties.getProperty("maxConnections");
093            if (temp != null && temp.length() > 0) {
094                setMaxConnections(Integer.parseInt(temp));
095            }
096        }
097    
098        public void populateProperties(Properties props) {
099            ((ActiveMQConnectionFactory) getConnectionFactory())
100                    .populateProperties(props);
101            props
102                    .setProperty("maximumActive", Integer
103                            .toString(getMaximumActive()));
104            props.setProperty("maxConnections", Integer
105                    .toString(getMaxConnections()));
106        }
107    }