org.apache.activemq.transport.ws.WSTransportServer Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of activemq-osgi Show documentation
Show all versions of activemq-osgi Show documentation
Puts together an ActiveMQ OSGi bundle
/**
* 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.ws;
import java.net.InetSocketAddress;
import java.net.URI;
import java.util.Map;
import javax.servlet.Servlet;
import org.apache.activemq.command.BrokerInfo;
import org.apache.activemq.transport.SocketConnectorFactory;
import org.apache.activemq.transport.WebTransportServerSupport;
import org.apache.activemq.util.IntrospectionSupport;
import org.apache.activemq.util.ServiceStopper;
import org.eclipse.jetty.server.Connector;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Creates a web server and registers web socket server
*
*/
public class WSTransportServer extends WebTransportServerSupport {
private static final Logger LOG = LoggerFactory.getLogger(WSTransportServer.class);
public WSTransportServer(URI location) {
super(location);
this.bindAddress = location;
socketConnectorFactory = new SocketConnectorFactory();
}
@Override
protected void doStart() throws Exception {
createServer();
if (connector == null) {
connector = socketConnectorFactory.createConnector(server);
}
URI boundTo = bind();
ServletContextHandler contextHandler =
new ServletContextHandler(server, "/", ServletContextHandler.NO_SECURITY);
ServletHolder holder = new ServletHolder();
Map webSocketOptions = IntrospectionSupport.extractProperties(transportOptions, "websocket.");
for(Map.Entry webSocketEntry : webSocketOptions.entrySet()) {
Object value = webSocketEntry.getValue();
if (value != null) {
holder.setInitParameter(webSocketEntry.getKey(), value.toString());
}
}
holder.setServlet(createWSServlet());
contextHandler.addServlet(holder, "/");
contextHandler.setAttribute("acceptListener", getAcceptListener());
server.start();
// Update the Connect To URI with our actual location in case the configured port
// was set to zero so that we report the actual port we are listening on.
int port = getConnectorLocalPort();
if (port == -1) {
port = boundTo.getPort();
}
setConnectURI(new URI(boundTo.getScheme(),
boundTo.getUserInfo(),
boundTo.getHost(),
port,
boundTo.getPath(),
boundTo.getQuery(),
boundTo.getFragment()));
LOG.info("Listening for connections at {}", getConnectURI());
}
private Servlet createWSServlet() throws Exception {
if (Server.getVersion().startsWith("9")) {
return (Servlet)Class.forName("org.apache.activemq.transport.ws.jetty9.WSServlet", true,
getClass().getClassLoader()).newInstance();
}
return (Servlet)Class.forName("org.apache.activemq.transport.ws.jetty8.WSServlet", true,
getClass().getClassLoader()).newInstance();
}
private int getConnectorLocalPort() throws Exception {
return (Integer)connector.getClass().getMethod("getLocalPort").invoke(connector);
}
@Override
protected void doStop(ServiceStopper stopper) throws Exception {
Server temp = server;
server = null;
if (temp != null) {
temp.stop();
}
}
@Override
public InetSocketAddress getSocketAddress() {
return null;
}
@Override
public void setBrokerInfo(BrokerInfo brokerInfo) {
}
protected void setConnector(Connector connector) {
this.connector = connector;
}
@Override
public void setTransportOption(Map transportOptions) {
Map socketOptions = IntrospectionSupport.extractProperties(transportOptions, "transport.");
socketConnectorFactory.setTransportOptions(socketOptions);
super.setTransportOption(transportOptions);
}
@Override
public boolean isSslServer() {
return false;
}
}