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/*
* 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.tuscany.sca.binding.sca.jms;
import java.net.URI;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.TransportConnector;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.core.ModuleActivator;
/**
* The JMS broker for the JMS based SCA binding TODO: configure from a binding.jms in definitions.xml
*/
public class JMSBroker implements ModuleActivator {
// this is static so that there is only one broker per JVM
// if that wasn't the case then to use the vm: transport each broker
// would need a unique name and clients would need to know the name
private static BrokerService broker;
public void start(ExtensionPointRegistry arg0) {
if (broker == null) {
broker = new BrokerService();
broker.setPersistent(false);
broker.setUseJmx(false);
try {
TransportConnector tc = broker.addConnector("tcp://localhost:0");
tc.setDiscoveryUri(URI.create("multicast://default"));
broker.addNetworkConnector("multicast://default");
broker.start();
} catch (Exception e) {
e.printStackTrace();
throw new RuntimeException(e);
}
}
}
public void stop(ExtensionPointRegistry arg0) {
if (broker != null) {
try {
broker.stop();
broker = null;
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}
public static BrokerService getBroker() {
return broker;
}
}
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