All Downloads are FREE. Search and download functionalities are using the official Maven repository.

org.apache.activemq.pool.PooledConnectionFactoryBean Maven / Gradle / Ivy

There is a newer version: 6.1.3
Show newest version
/*
 * 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.pool;

import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import javax.jms.ConnectionFactory;
import javax.transaction.TransactionManager;
import org.apache.activemq.jms.pool.PooledConnectionFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.FactoryBean;

/**
 * Simple factory bean used to create a jencks connection pool.
 * Depending on the properties set, it will create a simple pool,
 * a transaction aware connection pool, or a jca aware connection pool.
 *
 * 
 * 
 *   
 *   
 *   
 * 
 * 
* * The resourceName property should be used along with the {@link org.apache.activemq.jms.pool.GenericResourceManager} and have * the same value than its resourceName property. This will make sure the transaction manager * maps correctly the connection factory to the recovery process. * * @org.apache.xbean.XBean */ public class PooledConnectionFactoryBean implements FactoryBean { private static final Logger LOGGER = LoggerFactory.getLogger(PooledConnectionFactoryBean.class); private PooledConnectionFactory pooledConnectionFactory; private ConnectionFactory connectionFactory; private int maxConnections = 1; private int maximumActive = 500; private Object transactionManager; private String resourceName; public int getMaxConnections() { return maxConnections; } public void setMaxConnections(int maxConnections) { this.maxConnections = maxConnections; } public int getMaximumActive() { return maximumActive; } public void setMaximumActive(int maximumActive) { this.maximumActive = maximumActive; } public Object getTransactionManager() { return transactionManager; } public void setTransactionManager(Object transactionManager) { this.transactionManager = transactionManager; } public String getResourceName() { return resourceName; } public void setResourceName(String resourceName) { this.resourceName = resourceName; } public ConnectionFactory getConnectionFactory() { return connectionFactory; } public void setConnectionFactory(ConnectionFactory connectionFactory) { this.connectionFactory = connectionFactory; } /** * JSR-250 callback wrapper; converts checked exceptions to runtime exceptions * * delegates to afterPropertiesSet, done to prevent backwards incompatible signature change. */ @PostConstruct private void postConstruct() { try { afterPropertiesSet(); } catch (Exception ex) { throw new RuntimeException(ex); } } /** * * @throws Exception * @org.apache.xbean.InitMethod */ public void afterPropertiesSet() throws Exception { if (pooledConnectionFactory == null && transactionManager != null && resourceName != null) { try { LOGGER.debug("Trying to build a JcaPooledConnectionFactory"); JcaPooledConnectionFactory f = new JcaPooledConnectionFactory(); f.setName(resourceName); f.setTransactionManager((TransactionManager) transactionManager); f.setMaxConnections(maxConnections); f.setMaximumActiveSessionPerConnection(maximumActive); f.setConnectionFactory(connectionFactory); this.pooledConnectionFactory = f; } catch (Throwable t) { LOGGER.debug("Could not create JCA enabled connection factory: " + t, t); } } if (pooledConnectionFactory == null && transactionManager != null) { try { LOGGER.debug("Trying to build a XaPooledConnectionFactory"); XaPooledConnectionFactory f = new XaPooledConnectionFactory(); f.setTransactionManager((TransactionManager) transactionManager); f.setMaxConnections(maxConnections); f.setMaximumActiveSessionPerConnection(maximumActive); f.setConnectionFactory(connectionFactory); this.pooledConnectionFactory = f; } catch (Throwable t) { LOGGER.debug("Could not create XA enabled connection factory: " + t, t); } } if (pooledConnectionFactory == null) { try { LOGGER.debug("Trying to build a PooledConnectionFactory"); PooledConnectionFactory f = new PooledConnectionFactory(); f.setMaxConnections(maxConnections); f.setMaximumActiveSessionPerConnection(maximumActive); f.setConnectionFactory(connectionFactory); this.pooledConnectionFactory = f; } catch (Throwable t) { LOGGER.debug("Could not create pooled connection factory: " + t, t); } } if (pooledConnectionFactory == null) { throw new IllegalStateException("Unable to create pooled connection factory. Enable DEBUG log level for more informations"); } } /** * JSR-250 callback wrapper; converts checked exceptions to runtime exceptions * * delegates to destroy, done to prevent backwards incompatible signature change. */ @PreDestroy private void preDestroy() { try { destroy(); } catch (Exception ex) { throw new RuntimeException(ex); } } /** * * @throws Exception * @org.apache.xbean.DestroyMethod */ public void destroy() throws Exception { if (pooledConnectionFactory != null) { pooledConnectionFactory.stop(); pooledConnectionFactory = null; } } @Override public Object getObject() throws Exception { // in case spring-dm calls getObject before this bean has been initialized if (pooledConnectionFactory == null) { afterPropertiesSet(); } return pooledConnectionFactory; } @Override public Class getObjectType() { return ConnectionFactory.class; } @Override public boolean isSingleton() { return true; } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy