package org.apache.maven.continuum.wagon;
   
   /*
    * 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.
   */
  
  import java.util.Iterator;
  import java.util.List;
  import java.util.Map;
  import java.util.Map.Entry;
  
  import org.apache.maven.wagon.authentication.AuthenticationInfo;
  import org.codehaus.plexus.personality.plexus.lifecycle.phase.Initializable;
  import org.codehaus.plexus.personality.plexus.lifecycle.phase.InitializationException;
  import org.codehaus.plexus.personality.plexus.lifecycle.phase.Startable;
  import org.codehaus.plexus.personality.plexus.lifecycle.phase.StartingException;
  import org.codehaus.plexus.personality.plexus.lifecycle.phase.StoppingException;
  import org.mortbay.http.BasicAuthenticator;
  import org.mortbay.http.HashUserRealm;
  import org.mortbay.http.SecurityConstraint;
  import org.mortbay.http.SocketListener;
  import org.mortbay.http.handler.SecurityHandler;
  import org.mortbay.jetty.Server;
  import org.mortbay.jetty.servlet.ServletHolder;
  import org.mortbay.jetty.servlet.ServletHttpContext;
  import org.mortbay.util.MultiException;
  
  /**
   * Plexus Component to start a Jetty Server with servlet settings.
   * 
   * @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a>
   */
  public class ServletServer
      implements Initializable, Startable
  {
      public static final String ROLE = ServletServer.class.getName();
      
      private Server server;
  
      private int port;
  
      private List contexts;
  
      public void initialize()
          throws InitializationException
      {
          server = new Server();
  
          SocketListener listener = new SocketListener();
          listener.setPort( port );
  
          server.addListener( listener );
  
          if ( contexts != null )
          {
              try
              {
                  Iterator itcontext = contexts.iterator();
  
                  while ( itcontext.hasNext() )
                  {
                      Context wdc = (Context) itcontext.next();
  
                      ServletHttpContext context = (ServletHttpContext) server.getContext( wdc.getId() );
  
                      initContext( wdc, context );
                  }
              }
              catch ( Exception e )
              {
                  throw new InitializationException( "Unable to initialize.", e );
              }
          }
      }
  
      private void initContext( Context wdc, ServletHttpContext context )
          throws ClassNotFoundException, InstantiationException, IllegalAccessException
      {
          AuthenticationInfo authenticationInfo = wdc.getAuthenticationInfo();
          if ( authenticationInfo != null )
          {
              HashUserRealm userRealm = new HashUserRealm( "basic" );
              userRealm.put( authenticationInfo.getUserName(), authenticationInfo.getPassword() );
              context.getHttpServer().addRealm( userRealm );
 
             context.setAuthenticator( new BasicAuthenticator() );
             context.addSecurityConstraint( "/*", new SecurityConstraint( "any", SecurityConstraint.ANY_ROLE ) );
             context.addHandler( new SecurityHandler() );
         }
 
         Iterator itpaths = wdc.getServlets().iterator();
         while ( itpaths.hasNext() )
         {
             Servlet servlet = (Servlet) itpaths.next();
             initServlet( context, servlet );
         }
     }
 
     private void initServlet( ServletHttpContext context, Servlet path )
         throws ClassNotFoundException, InstantiationException, IllegalAccessException
     {
         ServletHolder servlet = context.addServlet( path.getId(), path.getPath(), path.getServlet() );
 
         Iterator itparams = path.getParameters().entrySet().iterator();
         while ( itparams.hasNext() )
         {
             Map.Entry entry = (Entry) itparams.next();
             servlet.setInitParameter( (String) entry.getKey(), (String) entry.getValue() );
         }
     }
 
     public void start()
         throws StartingException
     {
         try
         {
             server.start();
         }
         catch ( MultiException e )
         {
             throw new StartingException( "Error starting the jetty webdav server: ", e );
         }
     }
 
     public void stop()
         throws StoppingException
     {
         try
         {
             server.stop();
         }
         catch ( InterruptedException e )
         {
             throw new StoppingException( "Error stopping the jetty webdav server: ", e );
         }
     }
 }