/*
 * Copyright 1999, 2000, 2001 ,2004 The Apache Software Foundation.
 * 
 * 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.
 */

package org.apache.tester;


import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;


/**
 * Filter that simply transforms its output to upper case.
 *
 * @author Craig R. McClanahan
 * @version $Revision$ $Date$
 */

public class UpperCaseFilter implements Filter {


    private FilterConfig config = null;

    public void destroy() {
        ; // No action required
    }

    public void init(FilterConfig config) throws ServletException {
        this.config = config;
    }

    public void doFilter(ServletRequest request, ServletResponse response,
                         FilterChain chain)
        throws IOException, ServletException {

        HttpServletRequest wrequest =
            new UpperCaseRequest((HttpServletRequest) request);
        HttpServletResponse wresponse =
            new UpperCaseResponse((HttpServletResponse) response);
        StaticLogger.write("UpperCaseFilter.doFilter() begin");
        chain.doFilter(wrequest, wresponse);
        StaticLogger.write("UpperCaseFilter.doFilter() end");

    }


}