Package

Source Code of StartJetty

/*
* Copyright 2007-2010 the original author or authors.
*
* Licensed 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.
*/

import java.io.File;

import org.mortbay.jetty.Connector;
import org.mortbay.jetty.Handler;
import org.mortbay.jetty.Server;
import org.mortbay.jetty.handler.ContextHandlerCollection;
import org.mortbay.jetty.handler.DefaultHandler;
import org.mortbay.jetty.handler.HandlerCollection;
import org.mortbay.jetty.handler.RequestLogHandler;
import org.mortbay.jetty.nio.SelectChannelConnector;
import org.mortbay.jetty.webapp.WebAppContext;

/**
* Main class which simplifies starting a Jetty server instance.
* @author Phil Zoio
*/
public class StartJetty {
 
  public static void main(String[] args) {

    if (args.length < 3) {
      System.out.println("Insufficient arguments supplied");
      usage();
      System.exit(1);
    }

    try {

      int port = getPort(args[0]);
      File configLocation = getContextLocation(args[1]);
      String contextPath = getContextPath(args[2]);

      Server server = new Server();

      Connector connector = new SelectChannelConnector();
      connector.setPort(port);
      server.setConnectors(new Connector[] { connector });

      HandlerCollection handlers = new HandlerCollection();
      ContextHandlerCollection contexts = new ContextHandlerCollection();

      WebAppContext webAppContext = new WebAppContext(configLocation.getAbsolutePath(), contextPath);
      contexts.addHandler(webAppContext);

      RequestLogHandler requestLogHandler = new RequestLogHandler();
      handlers.setHandlers(new Handler[] { contexts, new DefaultHandler(), requestLogHandler });
      server.setHandler(handlers);

      server.setStopAtShutdown(true);
      server.setSendServerVersion(true);

      try {
        server.start();
        server.join();
      }
      catch (Exception e) {
        e.printStackTrace();
      }
    }
    catch (IllegalArgumentException e) {
      System.out.println(e.getMessage());
      usage();
      System.exit(-1);
    }
  }

  static String getContextPath(String arg) {
    if (!arg.startsWith("/")) {
      arg = "/" + arg;
    }
    return arg;
  }

  static File getContextLocation(String arg) {
    File file = new File(arg);
    if (!file.exists()) {
      throw new IllegalArgumentException("Invalid context directory: " + file.getAbsolutePath());
    }
    return file;
  }

  static int getPort(String arg) {
    int port = 8080;
    try {
      port = Integer.parseInt(arg);
    }
    catch (NumberFormatException e1) {
      throw new IllegalArgumentException("Invalid port: " + arg);
    }
    return port;
  }

  private static void usage() {
    System.out.println(StartJetty.class.getName() + " [port] [context directory] [path]");
  }
}
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