001package org.apache.maven.wagon.tck.http.fixture;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *   http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.io.IOException;
023import java.util.Collections;
024import java.util.Enumeration;
025
026import javax.servlet.Filter;
027import javax.servlet.FilterChain;
028import javax.servlet.FilterConfig;
029import javax.servlet.ServletException;
030import javax.servlet.ServletRequest;
031import javax.servlet.ServletResponse;
032import javax.servlet.http.HttpServletRequest;
033
034import org.apache.log4j.Logger;
035
036/**
037 * 
038 */
039public class ProxyConnectionVerifierFilter
040    implements Filter
041{
042    private static Logger logger = Logger.getLogger( ProxyConnectionVerifierFilter.class );
043
044    public void destroy()
045    {
046    }
047
048    @SuppressWarnings( "unchecked" )
049    public void doFilter( final ServletRequest req, final ServletResponse resp, final FilterChain chain )
050        throws IOException, ServletException
051    {
052        HttpServletRequest request = (HttpServletRequest) req;
053        // HttpServletResponse response = (HttpServletResponse) resp;
054
055        Enumeration<String> kEn = request.getHeaderNames();
056        for ( String key : Collections.list( kEn ) )
057        {
058            if ( key == null )
059            {
060                continue;
061            }
062
063            Enumeration<String> vEn = request.getHeaders( key );
064            if ( vEn != null )
065            {
066                for ( String val : Collections.list( vEn ) )
067                {
068                    logger.info( key + ": " + val );
069                }
070            }
071        }
072
073        chain.doFilter( req, resp );
074    }
075
076    public void init( final FilterConfig filterConfig )
077        throws ServletException
078    {
079    }
080
081}