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     */
017    package org.apache.activemq.transport.fanout;
018    
019    import java.io.IOException;
020    import java.net.URI;
021    import java.net.URISyntaxException;
022    import java.util.HashMap;
023    import java.util.Map;
024    
025    import org.apache.activemq.transport.MutexTransport;
026    import org.apache.activemq.transport.ResponseCorrelator;
027    import org.apache.activemq.transport.Transport;
028    import org.apache.activemq.transport.TransportFactory;
029    import org.apache.activemq.transport.TransportServer;
030    import org.apache.activemq.transport.discovery.DiscoveryAgent;
031    import org.apache.activemq.transport.discovery.DiscoveryAgentFactory;
032    import org.apache.activemq.transport.discovery.DiscoveryTransport;
033    import org.apache.activemq.util.IntrospectionSupport;
034    import org.apache.activemq.util.URISupport;
035    import org.apache.activemq.util.URISupport.CompositeData;
036    
037    public class FanoutTransportFactory extends TransportFactory {
038    
039        public Transport doConnect(URI location) throws IOException {
040            try {
041                Transport transport = createTransport(location);
042                transport = new MutexTransport(transport);
043                transport = new ResponseCorrelator(transport);
044                return transport;
045            } catch (URISyntaxException e) {
046                throw new IOException("Invalid location: " + location);
047            }
048        }
049    
050        public Transport doCompositeConnect(URI location) throws IOException {
051            try {
052                return createTransport(location);
053            } catch (URISyntaxException e) {
054                throw new IOException("Invalid location: " + location);
055            }
056        }
057    
058        /**
059         * @param location
060         * @return
061         * @throws IOException
062         * @throws URISyntaxException
063         */
064        public Transport createTransport(URI location) throws IOException, URISyntaxException {
065    
066            CompositeData compositeData = URISupport.parseComposite(location);
067            Map<String, String> parameters = new HashMap<String, String>(compositeData.getParameters());
068            DiscoveryTransport transport = new DiscoveryTransport(createTransport(parameters));
069    
070            DiscoveryAgent discoveryAgent = DiscoveryAgentFactory.createDiscoveryAgent(compositeData.getComponents()[0]);
071            transport.setDiscoveryAgent(discoveryAgent);
072    
073            return transport;
074    
075        }
076    
077        public FanoutTransport createTransport(Map parameters) throws IOException {
078            FanoutTransport transport = new FanoutTransport();
079            IntrospectionSupport.setProperties(transport, parameters);
080            return transport;
081        }
082    
083        public TransportServer doBind(URI location) throws IOException {
084            throw new IOException("Invalid server URI: " + location);
085        }
086    
087    }