| /* |
| * Copyright 2004,2005 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.axis2.transport.jms; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import javax.naming.Context; |
| |
| import org.apache.axis2.AxisFault; |
| import org.apache.axis2.description.Parameter; |
| import org.apache.axis2.description.ParameterInclude; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| /** |
| * Class managing a set of {@link JMSConnectionFactory} objects. |
| */ |
| public class JMSConnectionFactoryManager { |
| |
| private static final Log log = LogFactory.getLog(JMSConnectionFactoryManager.class); |
| |
| /** A Map containing the JMS connection factories managed by this, keyed by name */ |
| private final Map<String,JMSConnectionFactory> connectionFactories = |
| new HashMap<String,JMSConnectionFactory>(); |
| |
| /** |
| * Construct a Connection factory manager for the JMS transport sender or receiver |
| * @param trpInDesc |
| */ |
| public JMSConnectionFactoryManager(ParameterInclude trpInDesc) { |
| loadConnectionFactoryDefinitions(trpInDesc); |
| } |
| |
| /** |
| * Create JMSConnectionFactory instances for the definitions in the transport configuration, |
| * and add these into our collection of connectionFactories map keyed by name |
| * |
| * @param trpDesc the transport description for JMS |
| */ |
| private void loadConnectionFactoryDefinitions(ParameterInclude trpDesc) { |
| |
| for (Parameter p : trpDesc.getParameters()) { |
| try { |
| JMSConnectionFactory jmsConFactory = new JMSConnectionFactory(p); |
| connectionFactories.put(jmsConFactory.getName(), jmsConFactory); |
| } catch (AxisJMSException e) { |
| log.error("Error setting up connection factory : " + p.getName(), e); |
| } |
| } |
| } |
| |
| /** |
| * Get the JMS connection factory with the given name. |
| * |
| * @param name the name of the JMS connection factory |
| * @return the JMS connection factory or null if no connection factory with |
| * the given name exists |
| */ |
| public JMSConnectionFactory getJMSConnectionFactory(String name) { |
| return connectionFactories.get(name); |
| } |
| |
| /** |
| * Get the JMS connection factory that matches the given properties, i.e. referring to |
| * the same underlying connection factory. Used by the JMSSender to determine if already |
| * available resources should be used for outgoing messages |
| * |
| * @param props a Map of connection factory JNDI properties and name |
| * @return the JMS connection factory or null if no connection factory compatible |
| * with the given properties exists |
| */ |
| public JMSConnectionFactory getJMSConnectionFactory(Map<String,String> props) { |
| for (JMSConnectionFactory cf : connectionFactories.values()) { |
| Map<String,String> cfProperties = cf.getParameters(); |
| |
| if (equals(props.get(JMSConstants.PARAM_CONFAC_JNDI_NAME), |
| cfProperties.get(JMSConstants.PARAM_CONFAC_JNDI_NAME)) |
| && |
| equals(props.get(Context.INITIAL_CONTEXT_FACTORY), |
| cfProperties.get(Context.INITIAL_CONTEXT_FACTORY)) |
| && |
| equals(props.get(Context.PROVIDER_URL), |
| cfProperties.get(Context.PROVIDER_URL)) |
| && |
| equals(props.get(Context.SECURITY_PRINCIPAL), |
| cfProperties.get(Context.SECURITY_PRINCIPAL)) |
| && |
| equals(props.get(Context.SECURITY_CREDENTIALS), |
| cfProperties.get(Context.SECURITY_CREDENTIALS))) { |
| return cf; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Compare two values preventing NPEs |
| */ |
| private static boolean equals(Object s1, Object s2) { |
| return s1 == s2 || s1 != null && s1.equals(s2); |
| } |
| |
| /** |
| * Stop all connection factories. |
| */ |
| public void stop() { |
| for (JMSConnectionFactory conFac : connectionFactories.values()) { |
| conFac.stop(); |
| } |
| } |
| |
| protected void handleException(String msg, Exception e) throws AxisFault { |
| log.error(msg, e); |
| throw new AxisFault(msg, e); |
| } |
| } |