org.directwebremoting.servlet.PublicRevalidatingResponse Maven / Gradle / Ivy

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package org.directwebremoting.servlet;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.directwebremoting.extend.Handler;

/**
 * @author Mike Wilson
 */
public class PublicRevalidatingResponse implements ResponseHandler
{
    /* (non-Javadoc)
     * @see org.directwebremoting.servlet.ResponseHandler#handle(org.directwebremoting.extend.Handler, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
    public void handle(Handler handler, HttpServletRequest request, HttpServletResponse response)
    {
        // Set standard HTTP/1.1 cache headers.
        response.setHeader("Cache-Control", "public, must-revalidate");

        // Set to expire far in the past. Prevents caching at the proxy server
        response.setDateHeader("Expires", 0);
    }
}