CompressionFilterTestServlet.javaAPI DocGlassfish v2 API3127Fri May 04 22:34:12 BST 2007compressionFilters

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package compressionFilters;

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

 * Very Simple test servlet to test compression filter
 * @author Amy Roh
 * @version $Revision: 1.3 $, $Date: 2007/05/05 05:34:11 $

public class CompressionFilterTestServlet extends HttpServlet {

    public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

        ServletOutputStream out = response.getOutputStream();

        Enumeration e = ((HttpServletRequest)request).getHeaders("Accept-Encoding");
        while (e.hasMoreElements()) {
            String name = (String)e.nextElement();
            if (name.indexOf("gzip") != -1) {
                out.println("gzip supported -- able to compress");
            else {
                out.println("gzip not supported");

        out.println("Compression Filter Test Servlet");