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.transport.http;
018
019import org.apache.activemq.broker.BrokerService;
020import org.apache.activemq.xbean.BrokerFactoryBean;
021import org.springframework.core.io.ClassPathResource;
022
023/**
024 * This servlet embeds an ActiveMQ broker inside a servlet engine which is ideal
025 * for deploying ActiveMQ inside a WAR and using this servlet as a HTTP tunnel.
026 * 
027 * 
028 */
029public class HttpSpringEmbeddedTunnelServlet extends HttpEmbeddedTunnelServlet {
030
031    private static final long serialVersionUID = -6568661997192814908L;
032
033    /**
034     * Factory method to create a new broker
035     */
036    protected BrokerService createBroker() throws Exception {
037
038        String configFile = getServletContext().getInitParameter("org.activemq.config.file");
039        if (configFile == null) {
040            configFile = "activemq.xml";
041        }
042
043        BrokerFactoryBean factory = new BrokerFactoryBean(new ClassPathResource(configFile));
044        factory.afterPropertiesSet();
045
046        return factory.getBroker();
047    }
048
049}