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-rw-r--r-- | branches/sca-java-1.x/modules/binding-ws-axis2-jms/src/main/java/org/apache/tuscany/sca/binding/ws/axis2/jms/JMSConnectionFactoryManager.java | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/branches/sca-java-1.x/modules/binding-ws-axis2-jms/src/main/java/org/apache/tuscany/sca/binding/ws/axis2/jms/JMSConnectionFactoryManager.java b/branches/sca-java-1.x/modules/binding-ws-axis2-jms/src/main/java/org/apache/tuscany/sca/binding/ws/axis2/jms/JMSConnectionFactoryManager.java new file mode 100644 index 0000000000..fb16500efc --- /dev/null +++ b/branches/sca-java-1.x/modules/binding-ws-axis2-jms/src/main/java/org/apache/tuscany/sca/binding/ws/axis2/jms/JMSConnectionFactoryManager.java @@ -0,0 +1,122 @@ +/* +* 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.tuscany.sca.binding.ws.axis2.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 (Object o : trpDesc.getParameters()) { + Parameter p = (Parameter)o; + 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); + } + + protected void handleException(String msg, Exception e) throws AxisFault { + log.error(msg, e); + throw new AxisFault(msg, e); + } +} |