package org.apache.maven.wagon.tck.http.fixture;

 /*

  * 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.io.IOException;

 import java.util.Collections;

 import java.util.Enumeration;

 import javax.servlet.Filter;

 import javax.servlet.FilterChain;

 import javax.servlet.FilterConfig;

 import javax.servlet.ServletException;

 import javax.servlet.ServletRequest;

 import javax.servlet.ServletResponse;

 import javax.servlet.http.HttpServletRequest;

 import org.apache.log4j.Logger;

 public class ProxyConnectionVerifierFilter

     implements Filter

 {

     private static Logger logger = Logger.getLogger( ProxyConnectionVerifierFilter.class );

     public void destroy()

     {

     }

     @SuppressWarnings( "unchecked" )

     public void doFilter( final ServletRequest req, final ServletResponse resp, final FilterChain chain )

         throws IOException, ServletException

     {

         HttpServletRequest request = (HttpServletRequest) req;

         // HttpServletResponse response = (HttpServletResponse) resp;

         Enumeration<String> kEn = request.getHeaderNames();

         for ( String key : Collections.list( kEn ) )

         {

             if ( key == null )

             {

                 continue;

             }

             Enumeration<String> vEn = request.getHeaders( key );

             if ( vEn != null )

             {

                 for ( String val : Collections.list( vEn ) )

                 {

                     logger.info( key + ": " + val );

                 }

             }

         }

         chain.doFilter( req, resp );

     }

     public void init( final FilterConfig filterConfig )

         throws ServletException

     {

     }

 }