/*
* Copyright 2010-2013 Ning, Inc.
*
* Ning 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 com.ning.metrics.meteo.server;
import com.google.inject.Inject;
import com.google.inject.Injector;
import com.google.inject.servlet.GuiceFilter;
import com.google.inject.servlet.GuiceServletContextListener;
import com.ning.metrics.meteo.binder.RealtimeSystemConfig;
import org.apache.log4j.Logger;
import org.eclipse.jetty.jmx.MBeanContainer;
import org.eclipse.jetty.server.Connector;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.nio.SelectChannelConnector;
import org.eclipse.jetty.servlet.DefaultServlet;
import org.eclipse.jetty.servlet.FilterHolder;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.eclipse.jetty.util.log.Log;
import javax.management.MBeanServer;
import javax.servlet.DispatcherType;
import java.util.EnumSet;
import java.util.EventListener;
public class JettyServer
{
private static final Logger log = Logger.getLogger(JettyServer.class);
private final RealtimeSystemConfig config;
private final MBeanServer mbeanServer;
private Server server;
@Inject
public JettyServer(final RealtimeSystemConfig config, final MBeanServer mbeanServer)
{
this.config = config;
this.mbeanServer = mbeanServer;
}
public void start(final Injector injector) throws Exception
{
final long startTime = System.currentTimeMillis();
server = new Server();
// Setup JMX
final MBeanContainer mbContainer = new MBeanContainer(mbeanServer);
server.getContainer().addEventListener(mbContainer);
server.addBean(mbContainer);
mbContainer.addBean(Log.getLog());
final Connector connector = new SelectChannelConnector();
connector.setStatsOn(config.isJettyStatsOn());
connector.setHost(config.getLocalIp());
connector.setPort(config.getLocalPort());
server.addConnector(connector);
server.setStopAtShutdown(true);
final ServletContextHandler context = new ServletContextHandler(server, "/", ServletContextHandler.SESSIONS);
context.setContextPath("/");
context.addEventListener(new GuiceServletContextListener()
{
@Override
protected Injector getInjector()
{
return injector;
}
});
// Jersey insists on using java.util.logging (JUL)
final EventListener listener = new SetupJULBridge();
context.addEventListener(listener);
// Make sure Guice filter all requests
final FilterHolder filterHolder = new FilterHolder(GuiceFilter.class);
context.addFilter(filterHolder, "/*", EnumSet.of(DispatcherType.REQUEST, DispatcherType.ASYNC));
// Backend servlet for Guice - never used
final ServletHolder sh = new ServletHolder(DefaultServlet.class);
context.addServlet(sh, "/*");
server.start();
final long secondsToStart = (System.currentTimeMillis() - startTime) / 1000;
log.info(String.format("Jetty server started in %d:%02d", secondsToStart / 60, secondsToStart % 60));
}
public void stop()
{
try {
server.stop();
}
catch (Exception e) {
log.warn("Got exception trying to stop Jetty", e);
}
}
}