/**
* 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.transport.auto;
import java.io.IOException;
import java.net.Socket;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import javax.net.ServerSocketFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.BrokerServiceAware;
import org.apache.activemq.openwire.OpenWireFormatFactory;
import org.apache.activemq.transport.TransportServer;
import org.apache.activemq.transport.tcp.TcpTransport;
import org.apache.activemq.transport.tcp.TcpTransport.InitBuffer;
import org.apache.activemq.transport.tcp.TcpTransportFactory;
import org.apache.activemq.transport.tcp.TcpTransportServer;
import org.apache.activemq.util.IOExceptionSupport;
import org.apache.activemq.util.IntrospectionSupport;
import org.apache.activemq.util.URISupport;
import org.apache.activemq.wireformat.WireFormat;
/**
*
*
*/
public class AutoTcpTransportFactory extends TcpTransportFactory implements BrokerServiceAware {
protected BrokerService brokerService;
/* (non-Javadoc)
* @see org.apache.activemq.broker.BrokerServiceAware#setBrokerService(org.apache.activemq.broker.BrokerService)
*/
@Override
public void setBrokerService(BrokerService brokerService) {
this.brokerService = brokerService;
}
@Override
public TransportServer doBind(final URI location) throws IOException {
try {
Map<String, String> options = new HashMap<String, String>(URISupport.parseParameters(location));
Map<String, Object> autoProperties = IntrospectionSupport.extractProperties(options, "auto.");
this.enabledProtocols = AutoTransportUtils.parseProtocols((String) autoProperties.get("protocols"));
ServerSocketFactory serverSocketFactory = createServerSocketFactory();
AutoTcpTransportServer server = createTcpTransportServer(location, serverSocketFactory);
//server.setWireFormatFactory(createWireFormatFactory(options));
server.setWireFormatFactory(new OpenWireFormatFactory());
if (options.get("allowLinkStealing") != null){
allowLinkStealingSet = true;
}
IntrospectionSupport.setProperties(server, options);
server.setTransportOption(IntrospectionSupport.extractProperties(options, "transport."));
server.setWireFormatOptions(AutoTransportUtils.extractWireFormatOptions(options));
server.bind();
return server;
} catch (URISyntaxException e) {
throw IOExceptionSupport.create(e);
}
}
boolean allowLinkStealingSet = false;
private Set<String> enabledProtocols;
@Override
protected AutoTcpTransportServer createTcpTransportServer(final URI location, ServerSocketFactory serverSocketFactory) throws IOException, URISyntaxException {
AutoTcpTransportServer server = new AutoTcpTransportServer(this, location, serverSocketFactory, brokerService, enabledProtocols) {
@Override
protected TcpTransport createTransport(Socket socket, WireFormat format,
TcpTransportFactory detectedTransportFactory, InitBuffer initBuffer) throws IOException {
setDefaultLinkStealing(format, this);
return super.createTransport(socket, format, detectedTransportFactory, initBuffer);
}
};
return server;
}
private void setDefaultLinkStealing(WireFormat format, TcpTransportServer server) {
if (format.getClass().toString().contains("MQTT") && !allowLinkStealingSet) {
server.setAllowLinkStealing(true);
}
}
}