org.apache.dubbo.remoting.http.jetty.JettyHttpServer Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of dubbo Show documentation
Show all versions of dubbo Show documentation
The all in one project of dubbo
/*
* 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.dubbo.remoting.http.jetty;
import org.apache.dubbo.common.URL;
import org.apache.dubbo.common.logger.ErrorTypeAwareLogger;
import org.apache.dubbo.common.logger.LoggerFactory;
import org.apache.dubbo.common.utils.NetUtils;
import org.apache.dubbo.remoting.Constants;
import org.apache.dubbo.remoting.http.HttpHandler;
import org.apache.dubbo.remoting.http.servlet.DispatcherServlet;
import org.apache.dubbo.remoting.http.servlet.ServletManager;
import org.apache.dubbo.remoting.http.support.AbstractHttpServer;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.ServerConnector;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.eclipse.jetty.util.thread.QueuedThreadPool;
import static org.apache.dubbo.common.constants.CommonConstants.DEFAULT_THREADS;
import static org.apache.dubbo.common.constants.CommonConstants.THREADS_KEY;
import static org.apache.dubbo.common.constants.LoggerCodeConstants.COMMON_FAILED_STOP_HTTP_SERVER;
public class JettyHttpServer extends AbstractHttpServer {
private static final ErrorTypeAwareLogger logger = LoggerFactory.getErrorTypeAwareLogger(JettyHttpServer.class);
private Server server;
private URL url;
public JettyHttpServer(URL url, final HttpHandler handler) {
super(url, handler);
this.url = url;
// set dubbo's logger
System.setProperty("org.eclipse.jetty.util.log.class", JettyLoggerAdapter.class.getName());
DispatcherServlet.addHttpHandler(url.getParameter(Constants.BIND_PORT_KEY, url.getPort()), handler);
int threads = url.getParameter(THREADS_KEY, DEFAULT_THREADS);
QueuedThreadPool threadPool = new QueuedThreadPool();
threadPool.setDaemon(true);
threadPool.setMaxThreads(threads);
threadPool.setMinThreads(threads);
server = new Server(threadPool);
ServerConnector connector = new ServerConnector(server);
String bindIp = url.getParameter(Constants.BIND_IP_KEY, url.getHost());
if (!url.isAnyHost() && NetUtils.isValidLocalHost(bindIp)) {
connector.setHost(bindIp);
}
connector.setPort(url.getParameter(Constants.BIND_PORT_KEY, url.getPort()));
server.addConnector(connector);
ServletHandler servletHandler = new ServletHandler();
ServletHolder servletHolder = servletHandler.addServletWithMapping(DispatcherServlet.class, "/*");
servletHolder.setInitOrder(2);
// dubbo's original impl can't support the use of ServletContext
// server.addHandler(servletHandler);
// TODO Context.SESSIONS is the best option here? (In jetty 9.x, it becomes ServletContextHandler.SESSIONS)
ServletContextHandler context = new ServletContextHandler(server, "/", ServletContextHandler.SESSIONS);
context.setServletHandler(servletHandler);
ServletManager.getInstance().addServletContext(url.getParameter(Constants.BIND_PORT_KEY, url.getPort()), context.getServletContext());
try {
server.start();
} catch (Exception e) {
throw new IllegalStateException("Failed to start jetty server on " + url.getParameter(Constants.BIND_IP_KEY) + ":" + url.getParameter(Constants.BIND_PORT_KEY) + ", cause: "
+ e.getMessage(), e);
}
}
@Override
public void close() {
super.close();
//
ServletManager.getInstance().removeServletContext(url.getParameter(Constants.BIND_PORT_KEY, url.getPort()));
if (server != null) {
try {
server.stop();
} catch (Exception e) {
logger.warn(COMMON_FAILED_STOP_HTTP_SERVER, "", "", e.getMessage(), e);
}
}
}
}