edu.internet2.middleware.shibboleth.idp.util

Class NoCacheFilter

java.lang.Object

edu.internet2.middleware.shibboleth.idp.util.NoCacheFilter

All Implemented Interfaces:

javax.servlet.Filter

public class NoCacheFilter
extends Object
implements javax.servlet.Filter

An HTTP filter that adds the following headers/values to the HttpServletResponse and thus, hopefully, prevents caching of the response on all browser.

• Expires: 0
• Cache-Control: no-cache, no-store, must-revalidate, max-age=0
• Pragma: no-cache

Constructor Summary

Constructors

Constructor and Description
NoCacheFilter()

Method Summary

Methods

Modifier and Type	Method and Description
void	destroy()
void	doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain)
void	init(javax.servlet.FilterConfig filterConfig)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NoCacheFilter

public NoCacheFilter()

Method Detail

doFilter

public void doFilter(javax.servlet.ServletRequest request,
            javax.servlet.ServletResponse response,
            javax.servlet.FilterChain chain)
              throws IOException,
                     javax.servlet.ServletException

Specified by:

doFilter in interface javax.servlet.Filter

Throws:

IOException

javax.servlet.ServletException

init

public void init(javax.servlet.FilterConfig filterConfig)
          throws javax.servlet.ServletException

Specified by:

init in interface javax.servlet.Filter

Throws:

javax.servlet.ServletException

destroy

public void destroy()

Specified by:

destroy in interface javax.servlet.Filter