1 /*** 2 * 3 * Copyright 2004 Protique Ltd 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 **/ 18 package org.codehaus.activemq.transport; 19 20 import org.codehaus.activemq.message.WireFormat; 21 import org.codehaus.activemq.transport.composite.CompositeTransportChannelFactory; 22 23 import javax.jms.JMSException; 24 import java.net.URI; 25 26 /*** 27 * @version $Revision: 1.1 $ 28 */ 29 public abstract class DiscoveryTransportChannelFactorySupport extends CompositeTransportChannelFactory { 30 private DiscoveryAgent discoveryAgent; 31 32 public TransportChannel create(WireFormat wireFormat, URI remoteLocation) throws JMSException { 33 if (discoveryAgent == null) { 34 discoveryAgent = createDiscoveryAgent(remoteLocation); 35 } 36 return new DiscoveryTransportChannel(wireFormat, discoveryAgent); 37 } 38 39 public DiscoveryAgent getDiscoveryAgent() { 40 return discoveryAgent; 41 } 42 43 public void setDiscoveryAgent(DiscoveryAgent discoveryAgent) { 44 this.discoveryAgent = discoveryAgent; 45 } 46 47 protected abstract DiscoveryAgent createDiscoveryAgent(URI remoteLocation); 48 49 }