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ActiveMQ example source code file (ActiveMQManagedConnectionFactory.java)
The ActiveMQ ActiveMQManagedConnectionFactory.java source code/** * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.activemq.ra; import java.io.IOException; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.io.PrintWriter; import java.io.Serializable; import java.util.Iterator; import java.util.Set; import javax.jms.JMSException; import javax.resource.ResourceException; import javax.resource.spi.ConnectionManager; import javax.resource.spi.ConnectionRequestInfo; import javax.resource.spi.ManagedConnection; import javax.resource.spi.ManagedConnectionFactory; import javax.resource.spi.ResourceAdapter; import javax.resource.spi.ResourceAdapterAssociation; import javax.security.auth.Subject; import org.slf4j.LoggerFactory; /** * @version $Revisio n$ TODO: Must override equals and hashCode (JCA spec 16.4) * @org.apache.xbean.XBean element="managedConnectionFactory" */ public class ActiveMQManagedConnectionFactory extends ActiveMQConnectionSupport implements ManagedConnectionFactory, ResourceAdapterAssociation { private static final long serialVersionUID = 6196921962230582875L; private PrintWriter logWriter; /** * @see javax.resource.spi.ResourceAdapterAssociation#setResourceAdapter(javax.resource.spi.ResourceAdapter) */ public void setResourceAdapter(ResourceAdapter adapter) throws ResourceException { if (!(adapter instanceof MessageResourceAdapter)) { throw new ResourceException("ResourceAdapter is not of type: " + MessageResourceAdapter.class.getName()); } else { if ( log.isDebugEnabled() ) { log.debug("copying standard ResourceAdapter configuration properties"); } ActiveMQConnectionRequestInfo baseInfo = ((MessageResourceAdapter) adapter).getInfo().copy(); if (getClientid() == null) { setClientid(baseInfo.getClientid()); } if (getPassword() == null) { setPassword(baseInfo.getPassword()); } if (getServerUrl() == null) { setServerUrl(baseInfo.getServerUrl()); } if (getUseInboundSession() == null) { setUseInboundSession(baseInfo.getUseInboundSession()); } if (getUserName() == null) { setUserName(baseInfo.getUserName()); } } } /** * @see javax.resource.spi.ResourceAdapterAssociation#getResourceAdapter() */ public ResourceAdapter getResourceAdapter() { return null; } /** * @see java.lang.Object#equals(java.lang.Object) */ @Override public boolean equals(Object object) { if (object == null || object.getClass() != ActiveMQManagedConnectionFactory.class) { return false; } return ((ActiveMQManagedConnectionFactory)object).getInfo().equals(getInfo()); } /** * @see java.lang.Object#hashCode() */ @Override public int hashCode() { return getInfo().hashCode(); } /** * Writes this factory during serialization along with the superclass' <i>info property. * This needs to be done manually since the superclass is not serializable itself. * * @param out the stream to write object state to * @throws java.io.IOException if the object cannot be serialized */ private void writeObject(ObjectOutputStream out) throws IOException { if ( logWriter != null && !(logWriter instanceof Serializable) ) { // if the PrintWriter injected by the application server is not // serializable we just drop the reference and let the application // server re-inject a PrintWriter later (after this factory has been // deserialized again) using the standard setLogWriter() method logWriter = null; } out.defaultWriteObject(); out.writeObject(getInfo()); } /** * Restores this factory along with the superclass' <i>info property. * This needs to be done manually since the superclass is not serializable itself. * * @param in the stream to read object state from * @throws java.io.IOException if the object state could not be restored * @throws java.lang.ClassNotFoundException if the object state could not be restored */ private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException { in.defaultReadObject(); setInfo((ActiveMQConnectionRequestInfo) in.readObject()); log = LoggerFactory.getLogger(getClass()); } /** * @see javax.resource.spi.ManagedConnectionFactory#createConnectionFactory(javax.resource.spi.ConnectionManager) */ public Object createConnectionFactory(ConnectionManager manager) throws ResourceException { return new ActiveMQConnectionFactory(this, manager, getInfo()); } /** * This is used when not running in an app server. For now we are creating a * ConnectionFactory that has our SimpleConnectionManager implementation but * it may be a better idea to not support this. The JMS api will have many * quirks the user may not expect when running through the resource adapter. * * @see javax.resource.spi.ManagedConnectionFactory#createConnectionFactory() */ public Object createConnectionFactory() throws ResourceException { return new ActiveMQConnectionFactory(this, new SimpleConnectionManager(), getInfo()); } /** * @see javax.resource.spi.ManagedConnectionFactory#createManagedConnection(javax.security.auth.Subject, * javax.resource.spi.ConnectionRequestInfo) */ public ManagedConnection createManagedConnection( Subject subject, ConnectionRequestInfo connectionRequestInfo) throws ResourceException { ActiveMQConnectionRequestInfo amqInfo = getInfo(); if ( connectionRequestInfo instanceof ActiveMQConnectionRequestInfo ) { amqInfo = (ActiveMQConnectionRequestInfo) connectionRequestInfo; } try { return new ActiveMQManagedConnection(subject, makeConnection(amqInfo), amqInfo); } catch (JMSException e) { throw new ResourceException("Could not create connection.", e); } } /** * @see javax.resource.spi.ManagedConnectionFactory#matchManagedConnections(java.util.Set, * javax.security.auth.Subject, * javax.resource.spi.ConnectionRequestInfo) */ public ManagedConnection matchManagedConnections( Set connections, Subject subject, ConnectionRequestInfo connectionRequestInfo) throws ResourceException { Iterator iterator = connections.iterator(); while (iterator.hasNext()) { ActiveMQManagedConnection c = (ActiveMQManagedConnection)iterator.next(); if (c.matches(subject, connectionRequestInfo)) { try { c.associate(subject, (ActiveMQConnectionRequestInfo) connectionRequestInfo); return c; } catch (JMSException e) { throw new ResourceException(e); } } } return null; } /** * @see javax.resource.spi.ManagedConnectionFactory#setLogWriter(java.io.PrintWriter) */ public void setLogWriter(PrintWriter aLogWriter) throws ResourceException { if ( log.isTraceEnabled() ) { log.trace("setting log writer [" + aLogWriter + "]"); } this.logWriter = aLogWriter; } /** * @see javax.resource.spi.ManagedConnectionFactory#getLogWriter() */ public PrintWriter getLogWriter() throws ResourceException { if ( log.isTraceEnabled() ) { log.trace("getting log writer [" + logWriter + "]"); } return logWriter; } } Other ActiveMQ examples (source code examples)Here is a short list of links related to this ActiveMQ ActiveMQManagedConnectionFactory.java source code file: |
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