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package org.litesoft.GWT.eventbus.server;
import javax.servlet.http.*;
public class ServletUtils
{
public static void noCache( HttpServletResponse pResponse )
{
// HTTP 1.0:
pResponse.addHeader( "Pragma", "no-cache" ); // Only cache directive for this level
// HTTP 1.1:
// Indicate page expired back at the epoc and should be
// treated as stale (Hopefully caches conform).
pResponse.addDateHeader( "Expires", 0 );
// The following are for Cache Management:
// Browser Caching:
// Indicates caching allowed, but should check if current.
pResponse.addHeader( "Cache-Control", "no-cache" );
// Indicates maximum staleness of 0 seconds.
pResponse.addHeader( "Cache-Control", "max-stale=0" );
// Browser & Intermediate Caching (anywhere from web server thru to the browser):
// Indicates content should not be cached by a shared cache (e.g. a proxy server).
pResponse.addHeader( "Cache-Control", "private" );
// Indicates that NO part of the response or the request should be cached.
pResponse.addHeader( "Cache-Control", "no-store" );
}
}
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Revision |
Author |
Commited |
Message |
2
|
GeorgeS
|
Sun 07 Feb, 2010 12:50:58 +0000 |
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