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 // Copyright 2009 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.tapestry5.internal.gzip;
Filter that adds GZIP compression to the response, if the client supports it.
public class GZipFilter implements HttpServletRequestFilter
    private final int cutover;
    private final ResponseCompressionAnalyzer analyzer;
    public GZipFilter(
            @Symbol(.)
            int cutover,
            ResponseCompressionAnalyzer analyzer)
    {
        this. = cutover;
        this. = analyzer;
    }
    public boolean service(HttpServletRequest requestHttpServletResponse responseHttpServletRequestHandler handler)
            throws IOException
    {
        HttpServletResponse newResponse = .isGZipSupported()
                                          ? new GZIPEnabledResponse(responserequest)
                                          : response;
        return handler.service(requestnewResponse);
    }
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