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 */ 017package org.apache.activemq.pool; 018 019import java.io.IOException; 020import java.util.HashMap; 021import java.util.Properties; 022 023import javax.jms.Connection; 024import javax.naming.NamingException; 025import javax.naming.Reference; 026 027import org.apache.activemq.ActiveMQConnection; 028import org.apache.activemq.ActiveMQConnectionFactory; 029import org.apache.activemq.Service; 030import org.apache.activemq.jms.pool.ConnectionPool; 031import org.apache.activemq.jndi.JNDIReferenceFactory; 032import org.apache.activemq.jndi.JNDIStorableInterface; 033import org.apache.activemq.transport.TransportListener; 034import org.apache.activemq.util.IntrospectionSupport; 035import org.slf4j.Logger; 036import org.slf4j.LoggerFactory; 037 038/** 039 * Add Service and Referenceable and TransportListener to @link{org.apache.activemq.jms.pool.PooledConnectionFactory} 040 * 041 * @org.apache.xbean.XBean element="pooledConnectionFactory" 042 */ 043public class PooledConnectionFactory extends org.apache.activemq.jms.pool.PooledConnectionFactory implements JNDIStorableInterface, Service { 044 public static final String POOL_PROPS_PREFIX = "pool"; 045 046 private static final transient Logger LOG = LoggerFactory.getLogger(org.apache.activemq.jms.pool.PooledConnectionFactory.class); 047 048 public PooledConnectionFactory() { 049 super(); 050 } 051 052 public PooledConnectionFactory(ActiveMQConnectionFactory activeMQConnectionFactory) { 053 setConnectionFactory(activeMQConnectionFactory); 054 } 055 056 public PooledConnectionFactory(String brokerURL) { 057 setConnectionFactory(new ActiveMQConnectionFactory(brokerURL)); 058 } 059 060 @SuppressWarnings({ "unchecked", "rawtypes" }) 061 protected void buildFromProperties(Properties props) { 062 ActiveMQConnectionFactory activeMQConnectionFactory = new ActiveMQConnectionFactory(); 063 activeMQConnectionFactory.buildFromProperties(props); 064 setConnectionFactory(activeMQConnectionFactory); 065 IntrospectionSupport.setProperties(this, new HashMap(props), POOL_PROPS_PREFIX); 066 } 067 068 @Override 069 protected void populateProperties(Properties props) { 070 ((ActiveMQConnectionFactory)getConnectionFactory()).populateProperties(props); 071 super.populateProperties(props); 072 } 073 074 @Override 075 public void setProperties(Properties properties) { 076 buildFromProperties(properties); 077 } 078 079 @Override 080 public Properties getProperties() { 081 Properties properties = new Properties(); 082 populateProperties(properties); 083 return properties; 084 } 085 086 @Override 087 public Reference getReference() throws NamingException { 088 return JNDIReferenceFactory.createReference(this.getClass().getName(), this); 089 } 090 091 @Override 092 protected Connection newPooledConnection(ConnectionPool connection) { 093 return new PooledConnection(connection); 094 } 095 096 @Override 097 protected org.apache.activemq.jms.pool.ConnectionPool createConnectionPool(Connection connection) { 098 return new ConnectionPool(connection) { 099 100 @Override 101 protected Connection wrap(final Connection connection) { 102 // Add a transport Listener so that we can notice if this connection 103 // should be expired due to a connection failure. 104 ((ActiveMQConnection)connection).addTransportListener(new TransportListener() { 105 @Override 106 public void onCommand(Object command) { 107 } 108 109 @Override 110 public void onException(IOException error) { 111 synchronized (this) { 112 setHasExpired(true); 113 // only log if not stopped 114 if (!stopped.get()) { 115 LOG.info("Expiring connection " + connection + " on IOException: " + error.getMessage()); 116 // log stacktrace at debug level 117 LOG.debug("Expiring connection " + connection + " on IOException: ", error); 118 } 119 } 120 } 121 122 @Override 123 public void transportInterupted() { 124 } 125 126 @Override 127 public void transportResumed() { 128 } 129 }); 130 131 // make sure that we set the hasFailed flag, in case the transport already failed 132 // prior to the addition of our new TransportListener 133 setHasExpired(((ActiveMQConnection)connection).isTransportFailed()); 134 135 // may want to return an amq EnhancedConnection 136 return connection; 137 } 138 139 @Override 140 protected void unWrap(Connection connection) { 141 if (connection != null) { 142 ((ActiveMQConnection)connection).cleanUpTempDestinations(); 143 } 144 } 145 }; 146 } 147}