// ========================================================================
   // Copyright (c) 2008-2009 Mort Bay Consulting Pty. Ltd.
   // ------------------------------------------------------------------------
   // All rights reserved. This program and the accompanying materials
   // are made available under the terms of the Eclipse Public License v1.0
   // and Apache License v2.0 which accompanies this distribution.
   // The Eclipse Public License is available at 
   // http://www.eclipse.org/legal/epl-v10.html
   // The Apache License v2.0 is available at
  // http://www.opensource.org/licenses/apache2.0.php
  // You may elect to redistribute this code under either of these licenses. 
  // ========================================================================
  
  package org.eclipse.jetty.client.webdav;
  
  import java.io.IOException;
  
  import org.eclipse.jetty.client.HttpExchange;
  import org.eclipse.jetty.io.Buffer;
  import org.eclipse.jetty.util.log.Log;
  import org.eclipse.jetty.util.log.Logger;
  
  
  public class WebdavSupportedExchange extends HttpExchange
  {
      private static final Logger LOG = Log.getLogger(WebdavSupportedExchange.class);
  
      private boolean _webdavSupported = false;
      private boolean _isComplete = false;
  
      @Override
      protected void onResponseHeader(Buffer name, Buffer value) throws IOException
      {
          if (LOG.isDebugEnabled())
              LOG.debug("WebdavSupportedExchange:Header:" + name.toString() + " / " + value.toString() );
          if ( "DAV".equals( name.toString() ) )
          {
              if ( value.toString().indexOf( "1" ) >= 0 || value.toString().indexOf( "2" ) >= 0 )
              {
                  _webdavSupported = true;
              }
          }
  
          super.onResponseHeader(name, value);
      }
  
      public void waitTilCompletion() throws InterruptedException
      {
          synchronized (this)
          {
              while ( !_isComplete)
              {
                  this.wait();
              }
          }
      }
  
      @Override
      protected void onResponseComplete() throws IOException
      {
          _isComplete = true;
  
          super.onResponseComplete();
      }
  
      public boolean isWebdavSupported()
      {
          return _webdavSupported;
      }
  }